diff options
| author | Rémi Verschelde <rverschelde@gmail.com> | 2016-10-11 23:35:58 +0200 |
|---|---|---|
| committer | Rémi Verschelde <rverschelde@gmail.com> | 2016-10-15 11:50:39 +0200 |
| commit | ee3cf211c6fd4d1e30617467cdbbe945798a68b3 (patch) | |
| tree | d770150c48c806df4daca66770cde8d5b665a3ff /drivers/webp/dsp | |
| parent | b1e8889d969f5f88539c47c2afac6c9ea2a2dc11 (diff) | |
webp: Make it a module and unbundle libwebp thirdparty files
Note that there are two Godot-specific changes made to libwebp
for the javascript/HTML5 platform. They are documented in the
README.md.
Diffstat (limited to 'drivers/webp/dsp')
61 files changed, 0 insertions, 25712 deletions
diff --git a/drivers/webp/dsp/alpha_processing.c b/drivers/webp/dsp/alpha_processing.c deleted file mode 100644 index 1716cace8d..0000000000 --- a/drivers/webp/dsp/alpha_processing.c +++ /dev/null @@ -1,383 +0,0 @@ -// Copyright 2013 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Utilities for processing transparent channel. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include <assert.h> -#include "./dsp.h" - -// Tables can be faster on some platform but incur some extra binary size (~2k). -// #define USE_TABLES_FOR_ALPHA_MULT - -// ----------------------------------------------------------------------------- - -#define MFIX 24 // 24bit fixed-point arithmetic -#define HALF ((1u << MFIX) >> 1) -#define KINV_255 ((1u << MFIX) / 255u) - -static uint32_t Mult(uint8_t x, uint32_t mult) { - const uint32_t v = (x * mult + HALF) >> MFIX; - assert(v <= 255); // <- 24bit precision is enough to ensure that. - return v; -} - -#ifdef USE_TABLES_FOR_ALPHA_MULT - -static const uint32_t kMultTables[2][256] = { - { // (255u << MFIX) / alpha - 0x00000000, 0xff000000, 0x7f800000, 0x55000000, 0x3fc00000, 0x33000000, - 0x2a800000, 0x246db6db, 0x1fe00000, 0x1c555555, 0x19800000, 0x172e8ba2, - 0x15400000, 0x139d89d8, 0x1236db6d, 0x11000000, 0x0ff00000, 0x0f000000, - 0x0e2aaaaa, 0x0d6bca1a, 0x0cc00000, 0x0c249249, 0x0b9745d1, 0x0b1642c8, - 0x0aa00000, 0x0a333333, 0x09cec4ec, 0x0971c71c, 0x091b6db6, 0x08cb08d3, - 0x08800000, 0x0839ce73, 0x07f80000, 0x07ba2e8b, 0x07800000, 0x07492492, - 0x07155555, 0x06e45306, 0x06b5e50d, 0x0689d89d, 0x06600000, 0x063831f3, - 0x06124924, 0x05ee23b8, 0x05cba2e8, 0x05aaaaaa, 0x058b2164, 0x056cefa8, - 0x05500000, 0x05343eb1, 0x05199999, 0x05000000, 0x04e76276, 0x04cfb2b7, - 0x04b8e38e, 0x04a2e8ba, 0x048db6db, 0x0479435e, 0x04658469, 0x045270d0, - 0x04400000, 0x042e29f7, 0x041ce739, 0x040c30c3, 0x03fc0000, 0x03ec4ec4, - 0x03dd1745, 0x03ce540f, 0x03c00000, 0x03b21642, 0x03a49249, 0x03976fc6, - 0x038aaaaa, 0x037e3f1f, 0x03722983, 0x03666666, 0x035af286, 0x034fcace, - 0x0344ec4e, 0x033a5440, 0x03300000, 0x0325ed09, 0x031c18f9, 0x0312818a, - 0x03092492, 0x03000000, 0x02f711dc, 0x02ee5846, 0x02e5d174, 0x02dd7baf, - 0x02d55555, 0x02cd5cd5, 0x02c590b2, 0x02bdef7b, 0x02b677d4, 0x02af286b, - 0x02a80000, 0x02a0fd5c, 0x029a1f58, 0x029364d9, 0x028ccccc, 0x0286562d, - 0x02800000, 0x0279c952, 0x0273b13b, 0x026db6db, 0x0267d95b, 0x026217ec, - 0x025c71c7, 0x0256e62a, 0x0251745d, 0x024c1bac, 0x0246db6d, 0x0241b2f9, - 0x023ca1af, 0x0237a6f4, 0x0232c234, 0x022df2df, 0x02293868, 0x02249249, - 0x02200000, 0x021b810e, 0x021714fb, 0x0212bb51, 0x020e739c, 0x020a3d70, - 0x02061861, 0x02020408, 0x01fe0000, 0x01fa0be8, 0x01f62762, 0x01f25213, - 0x01ee8ba2, 0x01ead3ba, 0x01e72a07, 0x01e38e38, 0x01e00000, 0x01dc7f10, - 0x01d90b21, 0x01d5a3e9, 0x01d24924, 0x01cefa8d, 0x01cbb7e3, 0x01c880e5, - 0x01c55555, 0x01c234f7, 0x01bf1f8f, 0x01bc14e5, 0x01b914c1, 0x01b61eed, - 0x01b33333, 0x01b05160, 0x01ad7943, 0x01aaaaaa, 0x01a7e567, 0x01a5294a, - 0x01a27627, 0x019fcbd2, 0x019d2a20, 0x019a90e7, 0x01980000, 0x01957741, - 0x0192f684, 0x01907da4, 0x018e0c7c, 0x018ba2e8, 0x018940c5, 0x0186e5f0, - 0x01849249, 0x018245ae, 0x01800000, 0x017dc11f, 0x017b88ee, 0x0179574e, - 0x01772c23, 0x01750750, 0x0172e8ba, 0x0170d045, 0x016ebdd7, 0x016cb157, - 0x016aaaaa, 0x0168a9b9, 0x0166ae6a, 0x0164b8a7, 0x0162c859, 0x0160dd67, - 0x015ef7bd, 0x015d1745, 0x015b3bea, 0x01596596, 0x01579435, 0x0155c7b4, - 0x01540000, 0x01523d03, 0x01507eae, 0x014ec4ec, 0x014d0fac, 0x014b5edc, - 0x0149b26c, 0x01480a4a, 0x01466666, 0x0144c6af, 0x01432b16, 0x0141938b, - 0x01400000, 0x013e7063, 0x013ce4a9, 0x013b5cc0, 0x0139d89d, 0x01385830, - 0x0136db6d, 0x01356246, 0x0133ecad, 0x01327a97, 0x01310bf6, 0x012fa0be, - 0x012e38e3, 0x012cd459, 0x012b7315, 0x012a150a, 0x0128ba2e, 0x01276276, - 0x01260dd6, 0x0124bc44, 0x01236db6, 0x01222222, 0x0120d97c, 0x011f93bc, - 0x011e50d7, 0x011d10c4, 0x011bd37a, 0x011a98ef, 0x0119611a, 0x01182bf2, - 0x0116f96f, 0x0115c988, 0x01149c34, 0x0113716a, 0x01124924, 0x01112358, - 0x01100000, 0x010edf12, 0x010dc087, 0x010ca458, 0x010b8a7d, 0x010a72f0, - 0x01095da8, 0x01084a9f, 0x010739ce, 0x01062b2e, 0x01051eb8, 0x01041465, - 0x01030c30, 0x01020612, 0x01010204, 0x01000000 }, - { // alpha * KINV_255 - 0x00000000, 0x00010101, 0x00020202, 0x00030303, 0x00040404, 0x00050505, - 0x00060606, 0x00070707, 0x00080808, 0x00090909, 0x000a0a0a, 0x000b0b0b, - 0x000c0c0c, 0x000d0d0d, 0x000e0e0e, 0x000f0f0f, 0x00101010, 0x00111111, - 0x00121212, 0x00131313, 0x00141414, 0x00151515, 0x00161616, 0x00171717, - 0x00181818, 0x00191919, 0x001a1a1a, 0x001b1b1b, 0x001c1c1c, 0x001d1d1d, - 0x001e1e1e, 0x001f1f1f, 0x00202020, 0x00212121, 0x00222222, 0x00232323, - 0x00242424, 0x00252525, 0x00262626, 0x00272727, 0x00282828, 0x00292929, - 0x002a2a2a, 0x002b2b2b, 0x002c2c2c, 0x002d2d2d, 0x002e2e2e, 0x002f2f2f, - 0x00303030, 0x00313131, 0x00323232, 0x00333333, 0x00343434, 0x00353535, - 0x00363636, 0x00373737, 0x00383838, 0x00393939, 0x003a3a3a, 0x003b3b3b, - 0x003c3c3c, 0x003d3d3d, 0x003e3e3e, 0x003f3f3f, 0x00404040, 0x00414141, - 0x00424242, 0x00434343, 0x00444444, 0x00454545, 0x00464646, 0x00474747, - 0x00484848, 0x00494949, 0x004a4a4a, 0x004b4b4b, 0x004c4c4c, 0x004d4d4d, - 0x004e4e4e, 0x004f4f4f, 0x00505050, 0x00515151, 0x00525252, 0x00535353, - 0x00545454, 0x00555555, 0x00565656, 0x00575757, 0x00585858, 0x00595959, - 0x005a5a5a, 0x005b5b5b, 0x005c5c5c, 0x005d5d5d, 0x005e5e5e, 0x005f5f5f, - 0x00606060, 0x00616161, 0x00626262, 0x00636363, 0x00646464, 0x00656565, - 0x00666666, 0x00676767, 0x00686868, 0x00696969, 0x006a6a6a, 0x006b6b6b, - 0x006c6c6c, 0x006d6d6d, 0x006e6e6e, 0x006f6f6f, 0x00707070, 0x00717171, - 0x00727272, 0x00737373, 0x00747474, 0x00757575, 0x00767676, 0x00777777, - 0x00787878, 0x00797979, 0x007a7a7a, 0x007b7b7b, 0x007c7c7c, 0x007d7d7d, - 0x007e7e7e, 0x007f7f7f, 0x00808080, 0x00818181, 0x00828282, 0x00838383, - 0x00848484, 0x00858585, 0x00868686, 0x00878787, 0x00888888, 0x00898989, - 0x008a8a8a, 0x008b8b8b, 0x008c8c8c, 0x008d8d8d, 0x008e8e8e, 0x008f8f8f, - 0x00909090, 0x00919191, 0x00929292, 0x00939393, 0x00949494, 0x00959595, - 0x00969696, 0x00979797, 0x00989898, 0x00999999, 0x009a9a9a, 0x009b9b9b, - 0x009c9c9c, 0x009d9d9d, 0x009e9e9e, 0x009f9f9f, 0x00a0a0a0, 0x00a1a1a1, - 0x00a2a2a2, 0x00a3a3a3, 0x00a4a4a4, 0x00a5a5a5, 0x00a6a6a6, 0x00a7a7a7, - 0x00a8a8a8, 0x00a9a9a9, 0x00aaaaaa, 0x00ababab, 0x00acacac, 0x00adadad, - 0x00aeaeae, 0x00afafaf, 0x00b0b0b0, 0x00b1b1b1, 0x00b2b2b2, 0x00b3b3b3, - 0x00b4b4b4, 0x00b5b5b5, 0x00b6b6b6, 0x00b7b7b7, 0x00b8b8b8, 0x00b9b9b9, - 0x00bababa, 0x00bbbbbb, 0x00bcbcbc, 0x00bdbdbd, 0x00bebebe, 0x00bfbfbf, - 0x00c0c0c0, 0x00c1c1c1, 0x00c2c2c2, 0x00c3c3c3, 0x00c4c4c4, 0x00c5c5c5, - 0x00c6c6c6, 0x00c7c7c7, 0x00c8c8c8, 0x00c9c9c9, 0x00cacaca, 0x00cbcbcb, - 0x00cccccc, 0x00cdcdcd, 0x00cecece, 0x00cfcfcf, 0x00d0d0d0, 0x00d1d1d1, - 0x00d2d2d2, 0x00d3d3d3, 0x00d4d4d4, 0x00d5d5d5, 0x00d6d6d6, 0x00d7d7d7, - 0x00d8d8d8, 0x00d9d9d9, 0x00dadada, 0x00dbdbdb, 0x00dcdcdc, 0x00dddddd, - 0x00dedede, 0x00dfdfdf, 0x00e0e0e0, 0x00e1e1e1, 0x00e2e2e2, 0x00e3e3e3, - 0x00e4e4e4, 0x00e5e5e5, 0x00e6e6e6, 0x00e7e7e7, 0x00e8e8e8, 0x00e9e9e9, - 0x00eaeaea, 0x00ebebeb, 0x00ececec, 0x00ededed, 0x00eeeeee, 0x00efefef, - 0x00f0f0f0, 0x00f1f1f1, 0x00f2f2f2, 0x00f3f3f3, 0x00f4f4f4, 0x00f5f5f5, - 0x00f6f6f6, 0x00f7f7f7, 0x00f8f8f8, 0x00f9f9f9, 0x00fafafa, 0x00fbfbfb, - 0x00fcfcfc, 0x00fdfdfd, 0x00fefefe, 0x00ffffff } -}; - -static WEBP_INLINE uint32_t GetScale(uint32_t a, int inverse) { - return kMultTables[!inverse][a]; -} - -#else - -static WEBP_INLINE uint32_t GetScale(uint32_t a, int inverse) { - return inverse ? (255u << MFIX) / a : a * KINV_255; -} - -#endif // USE_TABLES_FOR_ALPHA_MULT - -void WebPMultARGBRowC(uint32_t* const ptr, int width, int inverse) { - int x; - for (x = 0; x < width; ++x) { - const uint32_t argb = ptr[x]; - if (argb < 0xff000000u) { // alpha < 255 - if (argb <= 0x00ffffffu) { // alpha == 0 - ptr[x] = 0; - } else { - const uint32_t alpha = (argb >> 24) & 0xff; - const uint32_t scale = GetScale(alpha, inverse); - uint32_t out = argb & 0xff000000u; - out |= Mult(argb >> 0, scale) << 0; - out |= Mult(argb >> 8, scale) << 8; - out |= Mult(argb >> 16, scale) << 16; - ptr[x] = out; - } - } - } -} - -void WebPMultRowC(uint8_t* const ptr, const uint8_t* const alpha, - int width, int inverse) { - int x; - for (x = 0; x < width; ++x) { - const uint32_t a = alpha[x]; - if (a != 255) { - if (a == 0) { - ptr[x] = 0; - } else { - const uint32_t scale = GetScale(a, inverse); - ptr[x] = Mult(ptr[x], scale); - } - } - } -} - -#undef KINV_255 -#undef HALF -#undef MFIX - -void (*WebPMultARGBRow)(uint32_t* const ptr, int width, int inverse); -void (*WebPMultRow)(uint8_t* const ptr, const uint8_t* const alpha, - int width, int inverse); - -//------------------------------------------------------------------------------ -// Generic per-plane calls - -void WebPMultARGBRows(uint8_t* ptr, int stride, int width, int num_rows, - int inverse) { - int n; - for (n = 0; n < num_rows; ++n) { - WebPMultARGBRow((uint32_t*)ptr, width, inverse); - ptr += stride; - } -} - -void WebPMultRows(uint8_t* ptr, int stride, - const uint8_t* alpha, int alpha_stride, - int width, int num_rows, int inverse) { - int n; - for (n = 0; n < num_rows; ++n) { - WebPMultRow(ptr, alpha, width, inverse); - ptr += stride; - alpha += alpha_stride; - } -} - -//------------------------------------------------------------------------------ -// Premultiplied modes - -// non dithered-modes - -// (x * a * 32897) >> 23 is bit-wise equivalent to (int)(x * a / 255.) -// for all 8bit x or a. For bit-wise equivalence to (int)(x * a / 255. + .5), -// one can use instead: (x * a * 65793 + (1 << 23)) >> 24 -#if 1 // (int)(x * a / 255.) -#define MULTIPLIER(a) ((a) * 32897U) -#define PREMULTIPLY(x, m) (((x) * (m)) >> 23) -#else // (int)(x * a / 255. + .5) -#define MULTIPLIER(a) ((a) * 65793U) -#define PREMULTIPLY(x, m) (((x) * (m) + (1U << 23)) >> 24) -#endif - -static void ApplyAlphaMultiply(uint8_t* rgba, int alpha_first, - int w, int h, int stride) { - while (h-- > 0) { - uint8_t* const rgb = rgba + (alpha_first ? 1 : 0); - const uint8_t* const alpha = rgba + (alpha_first ? 0 : 3); - int i; - for (i = 0; i < w; ++i) { - const uint32_t a = alpha[4 * i]; - if (a != 0xff) { - const uint32_t mult = MULTIPLIER(a); - rgb[4 * i + 0] = PREMULTIPLY(rgb[4 * i + 0], mult); - rgb[4 * i + 1] = PREMULTIPLY(rgb[4 * i + 1], mult); - rgb[4 * i + 2] = PREMULTIPLY(rgb[4 * i + 2], mult); - } - } - rgba += stride; - } -} -#undef MULTIPLIER -#undef PREMULTIPLY - -// rgbA4444 - -#define MULTIPLIER(a) ((a) * 0x1111) // 0x1111 ~= (1 << 16) / 15 - -static WEBP_INLINE uint8_t dither_hi(uint8_t x) { - return (x & 0xf0) | (x >> 4); -} - -static WEBP_INLINE uint8_t dither_lo(uint8_t x) { - return (x & 0x0f) | (x << 4); -} - -static WEBP_INLINE uint8_t multiply(uint8_t x, uint32_t m) { - return (x * m) >> 16; -} - -static WEBP_INLINE void ApplyAlphaMultiply4444(uint8_t* rgba4444, - int w, int h, int stride, - int rg_byte_pos /* 0 or 1 */) { - while (h-- > 0) { - int i; - for (i = 0; i < w; ++i) { - const uint32_t rg = rgba4444[2 * i + rg_byte_pos]; - const uint32_t ba = rgba4444[2 * i + (rg_byte_pos ^ 1)]; - const uint8_t a = ba & 0x0f; - const uint32_t mult = MULTIPLIER(a); - const uint8_t r = multiply(dither_hi(rg), mult); - const uint8_t g = multiply(dither_lo(rg), mult); - const uint8_t b = multiply(dither_hi(ba), mult); - rgba4444[2 * i + rg_byte_pos] = (r & 0xf0) | ((g >> 4) & 0x0f); - rgba4444[2 * i + (rg_byte_pos ^ 1)] = (b & 0xf0) | a; - } - rgba4444 += stride; - } -} -#undef MULTIPLIER - -static void ApplyAlphaMultiply_16b(uint8_t* rgba4444, - int w, int h, int stride) { -#ifdef WEBP_SWAP_16BIT_CSP - ApplyAlphaMultiply4444(rgba4444, w, h, stride, 1); -#else - ApplyAlphaMultiply4444(rgba4444, w, h, stride, 0); -#endif -} - -static int DispatchAlpha(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint8_t* dst, int dst_stride) { - uint32_t alpha_mask = 0xff; - int i, j; - - for (j = 0; j < height; ++j) { - for (i = 0; i < width; ++i) { - const uint32_t alpha_value = alpha[i]; - dst[4 * i] = alpha_value; - alpha_mask &= alpha_value; - } - alpha += alpha_stride; - dst += dst_stride; - } - - return (alpha_mask != 0xff); -} - -static void DispatchAlphaToGreen(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint32_t* dst, int dst_stride) { - int i, j; - for (j = 0; j < height; ++j) { - for (i = 0; i < width; ++i) { - dst[i] = alpha[i] << 8; // leave A/R/B channels zero'd. - } - alpha += alpha_stride; - dst += dst_stride; - } -} - -static int ExtractAlpha(const uint8_t* argb, int argb_stride, - int width, int height, - uint8_t* alpha, int alpha_stride) { - uint8_t alpha_mask = 0xff; - int i, j; - - for (j = 0; j < height; ++j) { - for (i = 0; i < width; ++i) { - const uint8_t alpha_value = argb[4 * i]; - alpha[i] = alpha_value; - alpha_mask &= alpha_value; - } - argb += argb_stride; - alpha += alpha_stride; - } - return (alpha_mask == 0xff); -} - -void (*WebPApplyAlphaMultiply)(uint8_t*, int, int, int, int); -void (*WebPApplyAlphaMultiply4444)(uint8_t*, int, int, int); -int (*WebPDispatchAlpha)(const uint8_t*, int, int, int, uint8_t*, int); -void (*WebPDispatchAlphaToGreen)(const uint8_t*, int, int, int, uint32_t*, int); -int (*WebPExtractAlpha)(const uint8_t*, int, int, int, uint8_t*, int); - -//------------------------------------------------------------------------------ -// Init function - -extern void WebPInitAlphaProcessingMIPSdspR2(void); -extern void WebPInitAlphaProcessingSSE2(void); -extern void WebPInitAlphaProcessingSSE41(void); - -static volatile VP8CPUInfo alpha_processing_last_cpuinfo_used = - (VP8CPUInfo)&alpha_processing_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitAlphaProcessing(void) { - if (alpha_processing_last_cpuinfo_used == VP8GetCPUInfo) return; - - WebPMultARGBRow = WebPMultARGBRowC; - WebPMultRow = WebPMultRowC; - WebPApplyAlphaMultiply = ApplyAlphaMultiply; - WebPApplyAlphaMultiply4444 = ApplyAlphaMultiply_16b; - WebPDispatchAlpha = DispatchAlpha; - WebPDispatchAlphaToGreen = DispatchAlphaToGreen; - WebPExtractAlpha = ExtractAlpha; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPInitAlphaProcessingSSE2(); -#if defined(WEBP_USE_SSE41) - if (VP8GetCPUInfo(kSSE4_1)) { - WebPInitAlphaProcessingSSE41(); - } -#endif - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - WebPInitAlphaProcessingMIPSdspR2(); - } -#endif - } - alpha_processing_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/alpha_processing_mips_dsp_r2.c b/drivers/webp/dsp/alpha_processing_mips_dsp_r2.c deleted file mode 100644 index c631d78905..0000000000 --- a/drivers/webp/dsp/alpha_processing_mips_dsp_r2.c +++ /dev/null @@ -1,141 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Utilities for processing transparent channel. -// -// Author(s): Branimir Vasic (branimir.vasic@imgtec.com) -// Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -static int DispatchAlpha(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint8_t* dst, int dst_stride) { - uint32_t alpha_mask = 0xffffffff; - int i, j, temp0; - - for (j = 0; j < height; ++j) { - uint8_t* pdst = dst; - const uint8_t* palpha = alpha; - for (i = 0; i < (width >> 2); ++i) { - int temp1, temp2, temp3; - - __asm__ volatile ( - "ulw %[temp0], 0(%[palpha]) \n\t" - "addiu %[palpha], %[palpha], 4 \n\t" - "addiu %[pdst], %[pdst], 16 \n\t" - "srl %[temp1], %[temp0], 8 \n\t" - "srl %[temp2], %[temp0], 16 \n\t" - "srl %[temp3], %[temp0], 24 \n\t" - "and %[alpha_mask], %[alpha_mask], %[temp0] \n\t" - "sb %[temp0], -16(%[pdst]) \n\t" - "sb %[temp1], -12(%[pdst]) \n\t" - "sb %[temp2], -8(%[pdst]) \n\t" - "sb %[temp3], -4(%[pdst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [palpha]"+r"(palpha), [pdst]"+r"(pdst), - [alpha_mask]"+r"(alpha_mask) - : - : "memory" - ); - } - - for (i = 0; i < (width & 3); ++i) { - __asm__ volatile ( - "lbu %[temp0], 0(%[palpha]) \n\t" - "addiu %[palpha], %[palpha], 1 \n\t" - "sb %[temp0], 0(%[pdst]) \n\t" - "and %[alpha_mask], %[alpha_mask], %[temp0] \n\t" - "addiu %[pdst], %[pdst], 4 \n\t" - : [temp0]"=&r"(temp0), [palpha]"+r"(palpha), [pdst]"+r"(pdst), - [alpha_mask]"+r"(alpha_mask) - : - : "memory" - ); - } - alpha += alpha_stride; - dst += dst_stride; - } - - __asm__ volatile ( - "ext %[temp0], %[alpha_mask], 0, 16 \n\t" - "srl %[alpha_mask], %[alpha_mask], 16 \n\t" - "and %[alpha_mask], %[alpha_mask], %[temp0] \n\t" - "ext %[temp0], %[alpha_mask], 0, 8 \n\t" - "srl %[alpha_mask], %[alpha_mask], 8 \n\t" - "and %[alpha_mask], %[alpha_mask], %[temp0] \n\t" - : [temp0]"=&r"(temp0), [alpha_mask]"+r"(alpha_mask) - : - ); - - return (alpha_mask != 0xff); -} - -static void MultARGBRow(uint32_t* const ptr, int width, int inverse) { - int x; - const uint32_t c_00ffffff = 0x00ffffffu; - const uint32_t c_ff000000 = 0xff000000u; - const uint32_t c_8000000 = 0x00800000u; - const uint32_t c_8000080 = 0x00800080u; - for (x = 0; x < width; ++x) { - const uint32_t argb = ptr[x]; - if (argb < 0xff000000u) { // alpha < 255 - if (argb <= 0x00ffffffu) { // alpha == 0 - ptr[x] = 0; - } else { - int temp0, temp1, temp2, temp3, alpha; - __asm__ volatile ( - "srl %[alpha], %[argb], 24 \n\t" - "replv.qb %[temp0], %[alpha] \n\t" - "and %[temp0], %[temp0], %[c_00ffffff] \n\t" - "beqz %[inverse], 0f \n\t" - "divu $zero, %[c_ff000000], %[alpha] \n\t" - "mflo %[temp0] \n\t" - "0: \n\t" - "andi %[temp1], %[argb], 0xff \n\t" - "ext %[temp2], %[argb], 8, 8 \n\t" - "ext %[temp3], %[argb], 16, 8 \n\t" - "mul %[temp1], %[temp1], %[temp0] \n\t" - "mul %[temp2], %[temp2], %[temp0] \n\t" - "mul %[temp3], %[temp3], %[temp0] \n\t" - "precrq.ph.w %[temp1], %[temp2], %[temp1] \n\t" - "addu %[temp3], %[temp3], %[c_8000000] \n\t" - "addu %[temp1], %[temp1], %[c_8000080] \n\t" - "precrq.ph.w %[temp3], %[argb], %[temp3] \n\t" - "precrq.qb.ph %[temp1], %[temp3], %[temp1] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [alpha]"=&r"(alpha) - : [inverse]"r"(inverse), [c_00ffffff]"r"(c_00ffffff), - [c_8000000]"r"(c_8000000), [c_8000080]"r"(c_8000080), - [c_ff000000]"r"(c_ff000000), [argb]"r"(argb) - : "memory", "hi", "lo" - ); - ptr[x] = temp1; - } - } - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitAlphaProcessingMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitAlphaProcessingMIPSdspR2(void) { - WebPDispatchAlpha = DispatchAlpha; - WebPMultARGBRow = MultARGBRow; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(WebPInitAlphaProcessingMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/alpha_processing_sse2.c b/drivers/webp/dsp/alpha_processing_sse2.c deleted file mode 100644 index 5acb481dcd..0000000000 --- a/drivers/webp/dsp/alpha_processing_sse2.c +++ /dev/null @@ -1,298 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Utilities for processing transparent channel. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <emmintrin.h> - -//------------------------------------------------------------------------------ - -static int DispatchAlpha(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint8_t* dst, int dst_stride) { - // alpha_and stores an 'and' operation of all the alpha[] values. The final - // value is not 0xff if any of the alpha[] is not equal to 0xff. - uint32_t alpha_and = 0xff; - int i, j; - const __m128i zero = _mm_setzero_si128(); - const __m128i rgb_mask = _mm_set1_epi32(0xffffff00u); // to preserve RGB - const __m128i all_0xff = _mm_set_epi32(0, 0, ~0u, ~0u); - __m128i all_alphas = all_0xff; - - // We must be able to access 3 extra bytes after the last written byte - // 'dst[4 * width - 4]', because we don't know if alpha is the first or the - // last byte of the quadruplet. - const int limit = (width - 1) & ~7; - - for (j = 0; j < height; ++j) { - __m128i* out = (__m128i*)dst; - for (i = 0; i < limit; i += 8) { - // load 8 alpha bytes - const __m128i a0 = _mm_loadl_epi64((const __m128i*)&alpha[i]); - const __m128i a1 = _mm_unpacklo_epi8(a0, zero); - const __m128i a2_lo = _mm_unpacklo_epi16(a1, zero); - const __m128i a2_hi = _mm_unpackhi_epi16(a1, zero); - // load 8 dst pixels (32 bytes) - const __m128i b0_lo = _mm_loadu_si128(out + 0); - const __m128i b0_hi = _mm_loadu_si128(out + 1); - // mask dst alpha values - const __m128i b1_lo = _mm_and_si128(b0_lo, rgb_mask); - const __m128i b1_hi = _mm_and_si128(b0_hi, rgb_mask); - // combine - const __m128i b2_lo = _mm_or_si128(b1_lo, a2_lo); - const __m128i b2_hi = _mm_or_si128(b1_hi, a2_hi); - // store - _mm_storeu_si128(out + 0, b2_lo); - _mm_storeu_si128(out + 1, b2_hi); - // accumulate eight alpha 'and' in parallel - all_alphas = _mm_and_si128(all_alphas, a0); - out += 2; - } - for (; i < width; ++i) { - const uint32_t alpha_value = alpha[i]; - dst[4 * i] = alpha_value; - alpha_and &= alpha_value; - } - alpha += alpha_stride; - dst += dst_stride; - } - // Combine the eight alpha 'and' into a 8-bit mask. - alpha_and &= _mm_movemask_epi8(_mm_cmpeq_epi8(all_alphas, all_0xff)); - return (alpha_and != 0xff); -} - -static void DispatchAlphaToGreen(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint32_t* dst, int dst_stride) { - int i, j; - const __m128i zero = _mm_setzero_si128(); - const int limit = width & ~15; - for (j = 0; j < height; ++j) { - for (i = 0; i < limit; i += 16) { // process 16 alpha bytes - const __m128i a0 = _mm_loadu_si128((const __m128i*)&alpha[i]); - const __m128i a1 = _mm_unpacklo_epi8(zero, a0); // note the 'zero' first! - const __m128i b1 = _mm_unpackhi_epi8(zero, a0); - const __m128i a2_lo = _mm_unpacklo_epi16(a1, zero); - const __m128i b2_lo = _mm_unpacklo_epi16(b1, zero); - const __m128i a2_hi = _mm_unpackhi_epi16(a1, zero); - const __m128i b2_hi = _mm_unpackhi_epi16(b1, zero); - _mm_storeu_si128((__m128i*)&dst[i + 0], a2_lo); - _mm_storeu_si128((__m128i*)&dst[i + 4], a2_hi); - _mm_storeu_si128((__m128i*)&dst[i + 8], b2_lo); - _mm_storeu_si128((__m128i*)&dst[i + 12], b2_hi); - } - for (; i < width; ++i) dst[i] = alpha[i] << 8; - alpha += alpha_stride; - dst += dst_stride; - } -} - -static int ExtractAlpha(const uint8_t* argb, int argb_stride, - int width, int height, - uint8_t* alpha, int alpha_stride) { - // alpha_and stores an 'and' operation of all the alpha[] values. The final - // value is not 0xff if any of the alpha[] is not equal to 0xff. - uint32_t alpha_and = 0xff; - int i, j; - const __m128i a_mask = _mm_set1_epi32(0xffu); // to preserve alpha - const __m128i all_0xff = _mm_set_epi32(0, 0, ~0u, ~0u); - __m128i all_alphas = all_0xff; - - // We must be able to access 3 extra bytes after the last written byte - // 'src[4 * width - 4]', because we don't know if alpha is the first or the - // last byte of the quadruplet. - const int limit = (width - 1) & ~7; - - for (j = 0; j < height; ++j) { - const __m128i* src = (const __m128i*)argb; - for (i = 0; i < limit; i += 8) { - // load 32 argb bytes - const __m128i a0 = _mm_loadu_si128(src + 0); - const __m128i a1 = _mm_loadu_si128(src + 1); - const __m128i b0 = _mm_and_si128(a0, a_mask); - const __m128i b1 = _mm_and_si128(a1, a_mask); - const __m128i c0 = _mm_packs_epi32(b0, b1); - const __m128i d0 = _mm_packus_epi16(c0, c0); - // store - _mm_storel_epi64((__m128i*)&alpha[i], d0); - // accumulate eight alpha 'and' in parallel - all_alphas = _mm_and_si128(all_alphas, d0); - src += 2; - } - for (; i < width; ++i) { - const uint32_t alpha_value = argb[4 * i]; - alpha[i] = alpha_value; - alpha_and &= alpha_value; - } - argb += argb_stride; - alpha += alpha_stride; - } - // Combine the eight alpha 'and' into a 8-bit mask. - alpha_and &= _mm_movemask_epi8(_mm_cmpeq_epi8(all_alphas, all_0xff)); - return (alpha_and == 0xff); -} - -//------------------------------------------------------------------------------ -// Non-dither premultiplied modes - -#define MULTIPLIER(a) ((a) * 0x8081) -#define PREMULTIPLY(x, m) (((x) * (m)) >> 23) - -// We can't use a 'const int' for the SHUFFLE value, because it has to be an -// immediate in the _mm_shufflexx_epi16() instruction. We really a macro here. -#define APPLY_ALPHA(RGBX, SHUFFLE, MASK, MULT) do { \ - const __m128i argb0 = _mm_loadl_epi64((__m128i*)&(RGBX)); \ - const __m128i argb1 = _mm_unpacklo_epi8(argb0, zero); \ - const __m128i alpha0 = _mm_and_si128(argb1, MASK); \ - const __m128i alpha1 = _mm_shufflelo_epi16(alpha0, SHUFFLE); \ - const __m128i alpha2 = _mm_shufflehi_epi16(alpha1, SHUFFLE); \ - /* alpha2 = [0 a0 a0 a0][0 a1 a1 a1] */ \ - const __m128i scale0 = _mm_mullo_epi16(alpha2, MULT); \ - const __m128i scale1 = _mm_mulhi_epu16(alpha2, MULT); \ - const __m128i argb2 = _mm_mulhi_epu16(argb1, scale0); \ - const __m128i argb3 = _mm_mullo_epi16(argb1, scale1); \ - const __m128i argb4 = _mm_adds_epu16(argb2, argb3); \ - const __m128i argb5 = _mm_srli_epi16(argb4, 7); \ - const __m128i argb6 = _mm_or_si128(argb5, alpha0); \ - const __m128i argb7 = _mm_packus_epi16(argb6, zero); \ - _mm_storel_epi64((__m128i*)&(RGBX), argb7); \ -} while (0) - -static void ApplyAlphaMultiply(uint8_t* rgba, int alpha_first, - int w, int h, int stride) { - const __m128i zero = _mm_setzero_si128(); - const int kSpan = 2; - const int w2 = w & ~(kSpan - 1); - while (h-- > 0) { - uint32_t* const rgbx = (uint32_t*)rgba; - int i; - if (!alpha_first) { - const __m128i kMask = _mm_set_epi16(0xff, 0, 0, 0, 0xff, 0, 0, 0); - const __m128i kMult = - _mm_set_epi16(0, 0x8081, 0x8081, 0x8081, 0, 0x8081, 0x8081, 0x8081); - for (i = 0; i < w2; i += kSpan) { - APPLY_ALPHA(rgbx[i], _MM_SHUFFLE(0, 3, 3, 3), kMask, kMult); - } - } else { - const __m128i kMask = _mm_set_epi16(0, 0, 0, 0xff, 0, 0, 0, 0xff); - const __m128i kMult = - _mm_set_epi16(0x8081, 0x8081, 0x8081, 0, 0x8081, 0x8081, 0x8081, 0); - for (i = 0; i < w2; i += kSpan) { - APPLY_ALPHA(rgbx[i], _MM_SHUFFLE(0, 0, 0, 3), kMask, kMult); - } - } - // Finish with left-overs. - for (; i < w; ++i) { - uint8_t* const rgb = rgba + (alpha_first ? 1 : 0); - const uint8_t* const alpha = rgba + (alpha_first ? 0 : 3); - const uint32_t a = alpha[4 * i]; - if (a != 0xff) { - const uint32_t mult = MULTIPLIER(a); - rgb[4 * i + 0] = PREMULTIPLY(rgb[4 * i + 0], mult); - rgb[4 * i + 1] = PREMULTIPLY(rgb[4 * i + 1], mult); - rgb[4 * i + 2] = PREMULTIPLY(rgb[4 * i + 2], mult); - } - } - rgba += stride; - } -} -#undef MULTIPLIER -#undef PREMULTIPLY - -// ----------------------------------------------------------------------------- -// Apply alpha value to rows - -// We use: kINV255 = (1 << 24) / 255 = 0x010101 -// So: a * kINV255 = (a << 16) | [(a << 8) | a] -// -> _mm_mulhi_epu16() takes care of the (a<<16) part, -// and _mm_mullo_epu16(a * 0x0101,...) takes care of the "(a << 8) | a" one. - -static void MultARGBRow(uint32_t* const ptr, int width, int inverse) { - int x = 0; - if (!inverse) { - const int kSpan = 2; - const __m128i zero = _mm_setzero_si128(); - const __m128i kRound = - _mm_set_epi16(0, 1 << 7, 1 << 7, 1 << 7, 0, 1 << 7, 1 << 7, 1 << 7); - const __m128i kMult = - _mm_set_epi16(0, 0x0101, 0x0101, 0x0101, 0, 0x0101, 0x0101, 0x0101); - const __m128i kOne64 = _mm_set_epi16(1u << 8, 0, 0, 0, 1u << 8, 0, 0, 0); - const int w2 = width & ~(kSpan - 1); - for (x = 0; x < w2; x += kSpan) { - const __m128i argb0 = _mm_loadl_epi64((__m128i*)&ptr[x]); - const __m128i argb1 = _mm_unpacklo_epi8(argb0, zero); - const __m128i tmp0 = _mm_shufflelo_epi16(argb1, _MM_SHUFFLE(3, 3, 3, 3)); - const __m128i tmp1 = _mm_shufflehi_epi16(tmp0, _MM_SHUFFLE(3, 3, 3, 3)); - const __m128i tmp2 = _mm_srli_epi64(tmp1, 16); - const __m128i scale0 = _mm_mullo_epi16(tmp1, kMult); - const __m128i scale1 = _mm_or_si128(tmp2, kOne64); - const __m128i argb2 = _mm_mulhi_epu16(argb1, scale0); - const __m128i argb3 = _mm_mullo_epi16(argb1, scale1); - const __m128i argb4 = _mm_adds_epu16(argb2, argb3); - const __m128i argb5 = _mm_adds_epu16(argb4, kRound); - const __m128i argb6 = _mm_srli_epi16(argb5, 8); - const __m128i argb7 = _mm_packus_epi16(argb6, zero); - _mm_storel_epi64((__m128i*)&ptr[x], argb7); - } - } - width -= x; - if (width > 0) WebPMultARGBRowC(ptr + x, width, inverse); -} - -static void MultRow(uint8_t* const ptr, const uint8_t* const alpha, - int width, int inverse) { - int x = 0; - if (!inverse) { - const int kSpan = 8; - const __m128i zero = _mm_setzero_si128(); - const __m128i kRound = _mm_set1_epi16(1 << 7); - const int w2 = width & ~(kSpan - 1); - for (x = 0; x < w2; x += kSpan) { - const __m128i v0 = _mm_loadl_epi64((__m128i*)&ptr[x]); - const __m128i v1 = _mm_unpacklo_epi8(v0, zero); - const __m128i alpha0 = _mm_loadl_epi64((const __m128i*)&alpha[x]); - const __m128i alpha1 = _mm_unpacklo_epi8(alpha0, zero); - const __m128i alpha2 = _mm_unpacklo_epi8(alpha0, alpha0); - const __m128i v2 = _mm_mulhi_epu16(v1, alpha2); - const __m128i v3 = _mm_mullo_epi16(v1, alpha1); - const __m128i v4 = _mm_adds_epu16(v2, v3); - const __m128i v5 = _mm_adds_epu16(v4, kRound); - const __m128i v6 = _mm_srli_epi16(v5, 8); - const __m128i v7 = _mm_packus_epi16(v6, zero); - _mm_storel_epi64((__m128i*)&ptr[x], v7); - } - } - width -= x; - if (width > 0) WebPMultRowC(ptr + x, alpha + x, width, inverse); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitAlphaProcessingSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitAlphaProcessingSSE2(void) { - WebPMultARGBRow = MultARGBRow; - WebPMultRow = MultRow; - WebPApplyAlphaMultiply = ApplyAlphaMultiply; - WebPDispatchAlpha = DispatchAlpha; - WebPDispatchAlphaToGreen = DispatchAlphaToGreen; - WebPExtractAlpha = ExtractAlpha; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(WebPInitAlphaProcessingSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/alpha_processing_sse41.c b/drivers/webp/dsp/alpha_processing_sse41.c deleted file mode 100644 index 986fde94ed..0000000000 --- a/drivers/webp/dsp/alpha_processing_sse41.c +++ /dev/null @@ -1,92 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Utilities for processing transparent channel, SSE4.1 variant. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE41) - -#include <smmintrin.h> - -//------------------------------------------------------------------------------ - -static int ExtractAlpha(const uint8_t* argb, int argb_stride, - int width, int height, - uint8_t* alpha, int alpha_stride) { - // alpha_and stores an 'and' operation of all the alpha[] values. The final - // value is not 0xff if any of the alpha[] is not equal to 0xff. - uint32_t alpha_and = 0xff; - int i, j; - const __m128i all_0xff = _mm_set1_epi32(~0u); - __m128i all_alphas = all_0xff; - - // We must be able to access 3 extra bytes after the last written byte - // 'src[4 * width - 4]', because we don't know if alpha is the first or the - // last byte of the quadruplet. - const int limit = (width - 1) & ~15; - const __m128i kCstAlpha0 = _mm_set_epi8(-1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, 12, 8, 4, 0); - const __m128i kCstAlpha1 = _mm_set_epi8(-1, -1, -1, -1, -1, -1, -1, -1, - 12, 8, 4, 0, -1, -1, -1, -1); - const __m128i kCstAlpha2 = _mm_set_epi8(-1, -1, -1, -1, 12, 8, 4, 0, - -1, -1, -1, -1, -1, -1, -1, -1); - const __m128i kCstAlpha3 = _mm_set_epi8(12, 8, 4, 0, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1); - for (j = 0; j < height; ++j) { - const __m128i* src = (const __m128i*)argb; - for (i = 0; i < limit; i += 16) { - // load 64 argb bytes - const __m128i a0 = _mm_loadu_si128(src + 0); - const __m128i a1 = _mm_loadu_si128(src + 1); - const __m128i a2 = _mm_loadu_si128(src + 2); - const __m128i a3 = _mm_loadu_si128(src + 3); - const __m128i b0 = _mm_shuffle_epi8(a0, kCstAlpha0); - const __m128i b1 = _mm_shuffle_epi8(a1, kCstAlpha1); - const __m128i b2 = _mm_shuffle_epi8(a2, kCstAlpha2); - const __m128i b3 = _mm_shuffle_epi8(a3, kCstAlpha3); - const __m128i c0 = _mm_or_si128(b0, b1); - const __m128i c1 = _mm_or_si128(b2, b3); - const __m128i d0 = _mm_or_si128(c0, c1); - // store - _mm_storeu_si128((__m128i*)&alpha[i], d0); - // accumulate sixteen alpha 'and' in parallel - all_alphas = _mm_and_si128(all_alphas, d0); - src += 4; - } - for (; i < width; ++i) { - const uint32_t alpha_value = argb[4 * i]; - alpha[i] = alpha_value; - alpha_and &= alpha_value; - } - argb += argb_stride; - alpha += alpha_stride; - } - // Combine the sixteen alpha 'and' into an 8-bit mask. - alpha_and |= 0xff00u; // pretend the upper bits [8..15] were tested ok. - alpha_and &= _mm_movemask_epi8(_mm_cmpeq_epi8(all_alphas, all_0xff)); - return (alpha_and == 0xffffu); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitAlphaProcessingSSE41(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitAlphaProcessingSSE41(void) { - WebPExtractAlpha = ExtractAlpha; -} - -#else // !WEBP_USE_SSE41 - -WEBP_DSP_INIT_STUB(WebPInitAlphaProcessingSSE41) - -#endif // WEBP_USE_SSE41 diff --git a/drivers/webp/dsp/argb.c b/drivers/webp/dsp/argb.c deleted file mode 100644 index cc1f9a96c3..0000000000 --- a/drivers/webp/dsp/argb.c +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// ARGB making functions. -// -// Author: Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -static WEBP_INLINE uint32_t MakeARGB32(int a, int r, int g, int b) { - return (((uint32_t)a << 24) | (r << 16) | (g << 8) | b); -} - -static void PackARGB(const uint8_t* a, const uint8_t* r, const uint8_t* g, - const uint8_t* b, int len, uint32_t* out) { - int i; - for (i = 0; i < len; ++i) { - out[i] = MakeARGB32(a[4 * i], r[4 * i], g[4 * i], b[4 * i]); - } -} - -static void PackRGB(const uint8_t* r, const uint8_t* g, const uint8_t* b, - int len, int step, uint32_t* out) { - int i, offset = 0; - for (i = 0; i < len; ++i) { - out[i] = MakeARGB32(0xff, r[offset], g[offset], b[offset]); - offset += step; - } -} - -void (*VP8PackARGB)(const uint8_t*, const uint8_t*, const uint8_t*, - const uint8_t*, int, uint32_t*); -void (*VP8PackRGB)(const uint8_t*, const uint8_t*, const uint8_t*, - int, int, uint32_t*); - -extern void VP8EncDspARGBInitMIPSdspR2(void); -extern void VP8EncDspARGBInitSSE2(void); - -static volatile VP8CPUInfo argb_last_cpuinfo_used = - (VP8CPUInfo)&argb_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspARGBInit(void) { - if (argb_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8PackARGB = PackARGB; - VP8PackRGB = PackRGB; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8EncDspARGBInitSSE2(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8EncDspARGBInitMIPSdspR2(); - } -#endif - } - argb_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/argb_mips_dsp_r2.c b/drivers/webp/dsp/argb_mips_dsp_r2.c deleted file mode 100644 index af65acb8ff..0000000000 --- a/drivers/webp/dsp/argb_mips_dsp_r2.c +++ /dev/null @@ -1,110 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// ARGB making functions (mips version). -// -// Author: Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -static void PackARGB(const uint8_t* a, const uint8_t* r, const uint8_t* g, - const uint8_t* b, int len, uint32_t* out) { - int temp0, temp1, temp2, temp3, offset; - const int rest = len & 1; - const uint32_t* const loop_end = out + len - rest; - const int step = 4; - __asm__ volatile ( - "xor %[offset], %[offset], %[offset] \n\t" - "beq %[loop_end], %[out], 0f \n\t" - "2: \n\t" - "lbux %[temp0], %[offset](%[a]) \n\t" - "lbux %[temp1], %[offset](%[r]) \n\t" - "lbux %[temp2], %[offset](%[g]) \n\t" - "lbux %[temp3], %[offset](%[b]) \n\t" - "ins %[temp1], %[temp0], 16, 16 \n\t" - "ins %[temp3], %[temp2], 16, 16 \n\t" - "addiu %[out], %[out], 4 \n\t" - "precr.qb.ph %[temp0], %[temp1], %[temp3] \n\t" - "sw %[temp0], -4(%[out]) \n\t" - "addu %[offset], %[offset], %[step] \n\t" - "bne %[loop_end], %[out], 2b \n\t" - "0: \n\t" - "beq %[rest], $zero, 1f \n\t" - "lbux %[temp0], %[offset](%[a]) \n\t" - "lbux %[temp1], %[offset](%[r]) \n\t" - "lbux %[temp2], %[offset](%[g]) \n\t" - "lbux %[temp3], %[offset](%[b]) \n\t" - "ins %[temp1], %[temp0], 16, 16 \n\t" - "ins %[temp3], %[temp2], 16, 16 \n\t" - "precr.qb.ph %[temp0], %[temp1], %[temp3] \n\t" - "sw %[temp0], 0(%[out]) \n\t" - "1: \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [offset]"=&r"(offset), [out]"+&r"(out) - : [a]"r"(a), [r]"r"(r), [g]"r"(g), [b]"r"(b), [step]"r"(step), - [loop_end]"r"(loop_end), [rest]"r"(rest) - : "memory" - ); -} - -static void PackRGB(const uint8_t* r, const uint8_t* g, const uint8_t* b, - int len, int step, uint32_t* out) { - int temp0, temp1, temp2, offset; - const int rest = len & 1; - const int a = 0xff; - const uint32_t* const loop_end = out + len - rest; - __asm__ volatile ( - "xor %[offset], %[offset], %[offset] \n\t" - "beq %[loop_end], %[out], 0f \n\t" - "2: \n\t" - "lbux %[temp0], %[offset](%[r]) \n\t" - "lbux %[temp1], %[offset](%[g]) \n\t" - "lbux %[temp2], %[offset](%[b]) \n\t" - "ins %[temp0], %[a], 16, 16 \n\t" - "ins %[temp2], %[temp1], 16, 16 \n\t" - "addiu %[out], %[out], 4 \n\t" - "precr.qb.ph %[temp0], %[temp0], %[temp2] \n\t" - "sw %[temp0], -4(%[out]) \n\t" - "addu %[offset], %[offset], %[step] \n\t" - "bne %[loop_end], %[out], 2b \n\t" - "0: \n\t" - "beq %[rest], $zero, 1f \n\t" - "lbux %[temp0], %[offset](%[r]) \n\t" - "lbux %[temp1], %[offset](%[g]) \n\t" - "lbux %[temp2], %[offset](%[b]) \n\t" - "ins %[temp0], %[a], 16, 16 \n\t" - "ins %[temp2], %[temp1], 16, 16 \n\t" - "precr.qb.ph %[temp0], %[temp0], %[temp2] \n\t" - "sw %[temp0], 0(%[out]) \n\t" - "1: \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [offset]"=&r"(offset), [out]"+&r"(out) - : [a]"r"(a), [r]"r"(r), [g]"r"(g), [b]"r"(b), [step]"r"(step), - [loop_end]"r"(loop_end), [rest]"r"(rest) - : "memory" - ); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspARGBInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspARGBInitMIPSdspR2(void) { - VP8PackARGB = PackARGB; - VP8PackRGB = PackRGB; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8EncDspARGBInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/argb_sse2.c b/drivers/webp/dsp/argb_sse2.c deleted file mode 100644 index afcb1957e7..0000000000 --- a/drivers/webp/dsp/argb_sse2.c +++ /dev/null @@ -1,67 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// ARGB making functions (SSE2 version). -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) - -#include <assert.h> -#include <emmintrin.h> -#include <string.h> - -static WEBP_INLINE uint32_t MakeARGB32(int a, int r, int g, int b) { - return (((uint32_t)a << 24) | (r << 16) | (g << 8) | b); -} - -static void PackARGB(const uint8_t* a, const uint8_t* r, const uint8_t* g, - const uint8_t* b, int len, uint32_t* out) { - if (g == r + 1) { // RGBA input order. Need to swap R and B. - int i = 0; - const int len_max = len & ~3; // max length processed in main loop - const __m128i red_blue_mask = _mm_set1_epi32(0x00ff00ffu); - assert(b == r + 2); - assert(a == r + 3); - for (; i < len_max; i += 4) { - const __m128i A = _mm_loadu_si128((const __m128i*)(r + 4 * i)); - const __m128i B = _mm_and_si128(A, red_blue_mask); // R 0 B 0 - const __m128i C = _mm_andnot_si128(red_blue_mask, A); // 0 G 0 A - const __m128i D = _mm_shufflelo_epi16(B, _MM_SHUFFLE(2, 3, 0, 1)); - const __m128i E = _mm_shufflehi_epi16(D, _MM_SHUFFLE(2, 3, 0, 1)); - const __m128i F = _mm_or_si128(E, C); - _mm_storeu_si128((__m128i*)(out + i), F); - } - for (; i < len; ++i) { - out[i] = MakeARGB32(a[4 * i], r[4 * i], g[4 * i], b[4 * i]); - } - } else { - assert(g == b + 1); - assert(r == b + 2); - assert(a == b + 3); - memcpy(out, b, len * 4); - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspARGBInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspARGBInitSSE2(void) { - VP8PackARGB = PackARGB; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8EncDspARGBInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/common_sse2.h b/drivers/webp/dsp/common_sse2.h deleted file mode 100644 index 7cea13fb3c..0000000000 --- a/drivers/webp/dsp/common_sse2.h +++ /dev/null @@ -1,109 +0,0 @@ -// Copyright 2016 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 code common to several files. -// -// Author: Vincent Rabaud (vrabaud@google.com) - -#ifndef WEBP_DSP_COMMON_SSE2_H_ -#define WEBP_DSP_COMMON_SSE2_H_ - -#ifdef __cplusplus -extern "C" { -#endif - -#if defined(WEBP_USE_SSE2) - -#include <emmintrin.h> - -//------------------------------------------------------------------------------ -// Quite useful macro for debugging. Left here for convenience. - -#if 0 -#include <stdio.h> -static WEBP_INLINE void PrintReg(const __m128i r, const char* const name, - int size) { - int n; - union { - __m128i r; - uint8_t i8[16]; - uint16_t i16[8]; - uint32_t i32[4]; - uint64_t i64[2]; - } tmp; - tmp.r = r; - fprintf(stderr, "%s\t: ", name); - if (size == 8) { - for (n = 0; n < 16; ++n) fprintf(stderr, "%.2x ", tmp.i8[n]); - } else if (size == 16) { - for (n = 0; n < 8; ++n) fprintf(stderr, "%.4x ", tmp.i16[n]); - } else if (size == 32) { - for (n = 0; n < 4; ++n) fprintf(stderr, "%.8x ", tmp.i32[n]); - } else { - for (n = 0; n < 2; ++n) fprintf(stderr, "%.16lx ", tmp.i64[n]); - } - fprintf(stderr, "\n"); -} -#endif - -//------------------------------------------------------------------------------ -// Math functions. - -// Return the sum of all the 8b in the register. -static WEBP_INLINE int VP8HorizontalAdd8b(const __m128i* const a) { - const __m128i zero = _mm_setzero_si128(); - const __m128i sad8x2 = _mm_sad_epu8(*a, zero); - // sum the two sads: sad8x2[0:1] + sad8x2[8:9] - const __m128i sum = _mm_add_epi32(sad8x2, _mm_shuffle_epi32(sad8x2, 2)); - return _mm_cvtsi128_si32(sum); -} - -// Transpose two 4x4 16b matrices horizontally stored in registers. -static WEBP_INLINE void VP8Transpose_2_4x4_16b( - const __m128i* const in0, const __m128i* const in1, - const __m128i* const in2, const __m128i* const in3, __m128i* const out0, - __m128i* const out1, __m128i* const out2, __m128i* const out3) { - // Transpose the two 4x4. - // a00 a01 a02 a03 b00 b01 b02 b03 - // a10 a11 a12 a13 b10 b11 b12 b13 - // a20 a21 a22 a23 b20 b21 b22 b23 - // a30 a31 a32 a33 b30 b31 b32 b33 - const __m128i transpose0_0 = _mm_unpacklo_epi16(*in0, *in1); - const __m128i transpose0_1 = _mm_unpacklo_epi16(*in2, *in3); - const __m128i transpose0_2 = _mm_unpackhi_epi16(*in0, *in1); - const __m128i transpose0_3 = _mm_unpackhi_epi16(*in2, *in3); - // a00 a10 a01 a11 a02 a12 a03 a13 - // a20 a30 a21 a31 a22 a32 a23 a33 - // b00 b10 b01 b11 b02 b12 b03 b13 - // b20 b30 b21 b31 b22 b32 b23 b33 - const __m128i transpose1_0 = _mm_unpacklo_epi32(transpose0_0, transpose0_1); - const __m128i transpose1_1 = _mm_unpacklo_epi32(transpose0_2, transpose0_3); - const __m128i transpose1_2 = _mm_unpackhi_epi32(transpose0_0, transpose0_1); - const __m128i transpose1_3 = _mm_unpackhi_epi32(transpose0_2, transpose0_3); - // a00 a10 a20 a30 a01 a11 a21 a31 - // b00 b10 b20 b30 b01 b11 b21 b31 - // a02 a12 a22 a32 a03 a13 a23 a33 - // b02 b12 a22 b32 b03 b13 b23 b33 - *out0 = _mm_unpacklo_epi64(transpose1_0, transpose1_1); - *out1 = _mm_unpackhi_epi64(transpose1_0, transpose1_1); - *out2 = _mm_unpacklo_epi64(transpose1_2, transpose1_3); - *out3 = _mm_unpackhi_epi64(transpose1_2, transpose1_3); - // a00 a10 a20 a30 b00 b10 b20 b30 - // a01 a11 a21 a31 b01 b11 b21 b31 - // a02 a12 a22 a32 b02 b12 b22 b32 - // a03 a13 a23 a33 b03 b13 b23 b33 -} - -#endif // WEBP_USE_SSE2 - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // WEBP_DSP_COMMON_SSE2_H_ diff --git a/drivers/webp/dsp/cost.c b/drivers/webp/dsp/cost.c deleted file mode 100644 index fe72d26e79..0000000000 --- a/drivers/webp/dsp/cost.c +++ /dev/null @@ -1,412 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" -#include "../enc/cost.h" - -//------------------------------------------------------------------------------ -// Boolean-cost cost table - -const uint16_t VP8EntropyCost[256] = { - 1792, 1792, 1792, 1536, 1536, 1408, 1366, 1280, 1280, 1216, - 1178, 1152, 1110, 1076, 1061, 1024, 1024, 992, 968, 951, - 939, 911, 896, 878, 871, 854, 838, 820, 811, 794, - 786, 768, 768, 752, 740, 732, 720, 709, 704, 690, - 683, 672, 666, 655, 647, 640, 631, 622, 615, 607, - 598, 592, 586, 576, 572, 564, 559, 555, 547, 541, - 534, 528, 522, 512, 512, 504, 500, 494, 488, 483, - 477, 473, 467, 461, 458, 452, 448, 443, 438, 434, - 427, 424, 419, 415, 410, 406, 403, 399, 394, 390, - 384, 384, 377, 374, 370, 366, 362, 359, 355, 351, - 347, 342, 342, 336, 333, 330, 326, 323, 320, 316, - 312, 308, 305, 302, 299, 296, 293, 288, 287, 283, - 280, 277, 274, 272, 268, 266, 262, 256, 256, 256, - 251, 248, 245, 242, 240, 237, 234, 232, 228, 226, - 223, 221, 218, 216, 214, 211, 208, 205, 203, 201, - 198, 196, 192, 191, 188, 187, 183, 181, 179, 176, - 175, 171, 171, 168, 165, 163, 160, 159, 156, 154, - 152, 150, 148, 146, 144, 142, 139, 138, 135, 133, - 131, 128, 128, 125, 123, 121, 119, 117, 115, 113, - 111, 110, 107, 105, 103, 102, 100, 98, 96, 94, - 92, 91, 89, 86, 86, 83, 82, 80, 77, 76, - 74, 73, 71, 69, 67, 66, 64, 63, 61, 59, - 57, 55, 54, 52, 51, 49, 47, 46, 44, 43, - 41, 40, 38, 36, 35, 33, 32, 30, 29, 27, - 25, 24, 22, 21, 19, 18, 16, 15, 13, 12, - 10, 9, 7, 6, 4, 3 -}; - -//------------------------------------------------------------------------------ -// Level cost tables - -// fixed costs for coding levels, deduce from the coding tree. -// This is only the part that doesn't depend on the probability state. -const uint16_t VP8LevelFixedCosts[MAX_LEVEL + 1] = { - 0, 256, 256, 256, 256, 432, 618, 630, - 731, 640, 640, 828, 901, 948, 1021, 1101, - 1174, 1221, 1294, 1042, 1085, 1115, 1158, 1202, - 1245, 1275, 1318, 1337, 1380, 1410, 1453, 1497, - 1540, 1570, 1613, 1280, 1295, 1317, 1332, 1358, - 1373, 1395, 1410, 1454, 1469, 1491, 1506, 1532, - 1547, 1569, 1584, 1601, 1616, 1638, 1653, 1679, - 1694, 1716, 1731, 1775, 1790, 1812, 1827, 1853, - 1868, 1890, 1905, 1727, 1733, 1742, 1748, 1759, - 1765, 1774, 1780, 1800, 1806, 1815, 1821, 1832, - 1838, 1847, 1853, 1878, 1884, 1893, 1899, 1910, - 1916, 1925, 1931, 1951, 1957, 1966, 1972, 1983, - 1989, 1998, 2004, 2027, 2033, 2042, 2048, 2059, - 2065, 2074, 2080, 2100, 2106, 2115, 2121, 2132, - 2138, 2147, 2153, 2178, 2184, 2193, 2199, 2210, - 2216, 2225, 2231, 2251, 2257, 2266, 2272, 2283, - 2289, 2298, 2304, 2168, 2174, 2183, 2189, 2200, - 2206, 2215, 2221, 2241, 2247, 2256, 2262, 2273, - 2279, 2288, 2294, 2319, 2325, 2334, 2340, 2351, - 2357, 2366, 2372, 2392, 2398, 2407, 2413, 2424, - 2430, 2439, 2445, 2468, 2474, 2483, 2489, 2500, - 2506, 2515, 2521, 2541, 2547, 2556, 2562, 2573, - 2579, 2588, 2594, 2619, 2625, 2634, 2640, 2651, - 2657, 2666, 2672, 2692, 2698, 2707, 2713, 2724, - 2730, 2739, 2745, 2540, 2546, 2555, 2561, 2572, - 2578, 2587, 2593, 2613, 2619, 2628, 2634, 2645, - 2651, 2660, 2666, 2691, 2697, 2706, 2712, 2723, - 2729, 2738, 2744, 2764, 2770, 2779, 2785, 2796, - 2802, 2811, 2817, 2840, 2846, 2855, 2861, 2872, - 2878, 2887, 2893, 2913, 2919, 2928, 2934, 2945, - 2951, 2960, 2966, 2991, 2997, 3006, 3012, 3023, - 3029, 3038, 3044, 3064, 3070, 3079, 3085, 3096, - 3102, 3111, 3117, 2981, 2987, 2996, 3002, 3013, - 3019, 3028, 3034, 3054, 3060, 3069, 3075, 3086, - 3092, 3101, 3107, 3132, 3138, 3147, 3153, 3164, - 3170, 3179, 3185, 3205, 3211, 3220, 3226, 3237, - 3243, 3252, 3258, 3281, 3287, 3296, 3302, 3313, - 3319, 3328, 3334, 3354, 3360, 3369, 3375, 3386, - 3392, 3401, 3407, 3432, 3438, 3447, 3453, 3464, - 3470, 3479, 3485, 3505, 3511, 3520, 3526, 3537, - 3543, 3552, 3558, 2816, 2822, 2831, 2837, 2848, - 2854, 2863, 2869, 2889, 2895, 2904, 2910, 2921, - 2927, 2936, 2942, 2967, 2973, 2982, 2988, 2999, - 3005, 3014, 3020, 3040, 3046, 3055, 3061, 3072, - 3078, 3087, 3093, 3116, 3122, 3131, 3137, 3148, - 3154, 3163, 3169, 3189, 3195, 3204, 3210, 3221, - 3227, 3236, 3242, 3267, 3273, 3282, 3288, 3299, - 3305, 3314, 3320, 3340, 3346, 3355, 3361, 3372, - 3378, 3387, 3393, 3257, 3263, 3272, 3278, 3289, - 3295, 3304, 3310, 3330, 3336, 3345, 3351, 3362, - 3368, 3377, 3383, 3408, 3414, 3423, 3429, 3440, - 3446, 3455, 3461, 3481, 3487, 3496, 3502, 3513, - 3519, 3528, 3534, 3557, 3563, 3572, 3578, 3589, - 3595, 3604, 3610, 3630, 3636, 3645, 3651, 3662, - 3668, 3677, 3683, 3708, 3714, 3723, 3729, 3740, - 3746, 3755, 3761, 3781, 3787, 3796, 3802, 3813, - 3819, 3828, 3834, 3629, 3635, 3644, 3650, 3661, - 3667, 3676, 3682, 3702, 3708, 3717, 3723, 3734, - 3740, 3749, 3755, 3780, 3786, 3795, 3801, 3812, - 3818, 3827, 3833, 3853, 3859, 3868, 3874, 3885, - 3891, 3900, 3906, 3929, 3935, 3944, 3950, 3961, - 3967, 3976, 3982, 4002, 4008, 4017, 4023, 4034, - 4040, 4049, 4055, 4080, 4086, 4095, 4101, 4112, - 4118, 4127, 4133, 4153, 4159, 4168, 4174, 4185, - 4191, 4200, 4206, 4070, 4076, 4085, 4091, 4102, - 4108, 4117, 4123, 4143, 4149, 4158, 4164, 4175, - 4181, 4190, 4196, 4221, 4227, 4236, 4242, 4253, - 4259, 4268, 4274, 4294, 4300, 4309, 4315, 4326, - 4332, 4341, 4347, 4370, 4376, 4385, 4391, 4402, - 4408, 4417, 4423, 4443, 4449, 4458, 4464, 4475, - 4481, 4490, 4496, 4521, 4527, 4536, 4542, 4553, - 4559, 4568, 4574, 4594, 4600, 4609, 4615, 4626, - 4632, 4641, 4647, 3515, 3521, 3530, 3536, 3547, - 3553, 3562, 3568, 3588, 3594, 3603, 3609, 3620, - 3626, 3635, 3641, 3666, 3672, 3681, 3687, 3698, - 3704, 3713, 3719, 3739, 3745, 3754, 3760, 3771, - 3777, 3786, 3792, 3815, 3821, 3830, 3836, 3847, - 3853, 3862, 3868, 3888, 3894, 3903, 3909, 3920, - 3926, 3935, 3941, 3966, 3972, 3981, 3987, 3998, - 4004, 4013, 4019, 4039, 4045, 4054, 4060, 4071, - 4077, 4086, 4092, 3956, 3962, 3971, 3977, 3988, - 3994, 4003, 4009, 4029, 4035, 4044, 4050, 4061, - 4067, 4076, 4082, 4107, 4113, 4122, 4128, 4139, - 4145, 4154, 4160, 4180, 4186, 4195, 4201, 4212, - 4218, 4227, 4233, 4256, 4262, 4271, 4277, 4288, - 4294, 4303, 4309, 4329, 4335, 4344, 4350, 4361, - 4367, 4376, 4382, 4407, 4413, 4422, 4428, 4439, - 4445, 4454, 4460, 4480, 4486, 4495, 4501, 4512, - 4518, 4527, 4533, 4328, 4334, 4343, 4349, 4360, - 4366, 4375, 4381, 4401, 4407, 4416, 4422, 4433, - 4439, 4448, 4454, 4479, 4485, 4494, 4500, 4511, - 4517, 4526, 4532, 4552, 4558, 4567, 4573, 4584, - 4590, 4599, 4605, 4628, 4634, 4643, 4649, 4660, - 4666, 4675, 4681, 4701, 4707, 4716, 4722, 4733, - 4739, 4748, 4754, 4779, 4785, 4794, 4800, 4811, - 4817, 4826, 4832, 4852, 4858, 4867, 4873, 4884, - 4890, 4899, 4905, 4769, 4775, 4784, 4790, 4801, - 4807, 4816, 4822, 4842, 4848, 4857, 4863, 4874, - 4880, 4889, 4895, 4920, 4926, 4935, 4941, 4952, - 4958, 4967, 4973, 4993, 4999, 5008, 5014, 5025, - 5031, 5040, 5046, 5069, 5075, 5084, 5090, 5101, - 5107, 5116, 5122, 5142, 5148, 5157, 5163, 5174, - 5180, 5189, 5195, 5220, 5226, 5235, 5241, 5252, - 5258, 5267, 5273, 5293, 5299, 5308, 5314, 5325, - 5331, 5340, 5346, 4604, 4610, 4619, 4625, 4636, - 4642, 4651, 4657, 4677, 4683, 4692, 4698, 4709, - 4715, 4724, 4730, 4755, 4761, 4770, 4776, 4787, - 4793, 4802, 4808, 4828, 4834, 4843, 4849, 4860, - 4866, 4875, 4881, 4904, 4910, 4919, 4925, 4936, - 4942, 4951, 4957, 4977, 4983, 4992, 4998, 5009, - 5015, 5024, 5030, 5055, 5061, 5070, 5076, 5087, - 5093, 5102, 5108, 5128, 5134, 5143, 5149, 5160, - 5166, 5175, 5181, 5045, 5051, 5060, 5066, 5077, - 5083, 5092, 5098, 5118, 5124, 5133, 5139, 5150, - 5156, 5165, 5171, 5196, 5202, 5211, 5217, 5228, - 5234, 5243, 5249, 5269, 5275, 5284, 5290, 5301, - 5307, 5316, 5322, 5345, 5351, 5360, 5366, 5377, - 5383, 5392, 5398, 5418, 5424, 5433, 5439, 5450, - 5456, 5465, 5471, 5496, 5502, 5511, 5517, 5528, - 5534, 5543, 5549, 5569, 5575, 5584, 5590, 5601, - 5607, 5616, 5622, 5417, 5423, 5432, 5438, 5449, - 5455, 5464, 5470, 5490, 5496, 5505, 5511, 5522, - 5528, 5537, 5543, 5568, 5574, 5583, 5589, 5600, - 5606, 5615, 5621, 5641, 5647, 5656, 5662, 5673, - 5679, 5688, 5694, 5717, 5723, 5732, 5738, 5749, - 5755, 5764, 5770, 5790, 5796, 5805, 5811, 5822, - 5828, 5837, 5843, 5868, 5874, 5883, 5889, 5900, - 5906, 5915, 5921, 5941, 5947, 5956, 5962, 5973, - 5979, 5988, 5994, 5858, 5864, 5873, 5879, 5890, - 5896, 5905, 5911, 5931, 5937, 5946, 5952, 5963, - 5969, 5978, 5984, 6009, 6015, 6024, 6030, 6041, - 6047, 6056, 6062, 6082, 6088, 6097, 6103, 6114, - 6120, 6129, 6135, 6158, 6164, 6173, 6179, 6190, - 6196, 6205, 6211, 6231, 6237, 6246, 6252, 6263, - 6269, 6278, 6284, 6309, 6315, 6324, 6330, 6341, - 6347, 6356, 6362, 6382, 6388, 6397, 6403, 6414, - 6420, 6429, 6435, 3515, 3521, 3530, 3536, 3547, - 3553, 3562, 3568, 3588, 3594, 3603, 3609, 3620, - 3626, 3635, 3641, 3666, 3672, 3681, 3687, 3698, - 3704, 3713, 3719, 3739, 3745, 3754, 3760, 3771, - 3777, 3786, 3792, 3815, 3821, 3830, 3836, 3847, - 3853, 3862, 3868, 3888, 3894, 3903, 3909, 3920, - 3926, 3935, 3941, 3966, 3972, 3981, 3987, 3998, - 4004, 4013, 4019, 4039, 4045, 4054, 4060, 4071, - 4077, 4086, 4092, 3956, 3962, 3971, 3977, 3988, - 3994, 4003, 4009, 4029, 4035, 4044, 4050, 4061, - 4067, 4076, 4082, 4107, 4113, 4122, 4128, 4139, - 4145, 4154, 4160, 4180, 4186, 4195, 4201, 4212, - 4218, 4227, 4233, 4256, 4262, 4271, 4277, 4288, - 4294, 4303, 4309, 4329, 4335, 4344, 4350, 4361, - 4367, 4376, 4382, 4407, 4413, 4422, 4428, 4439, - 4445, 4454, 4460, 4480, 4486, 4495, 4501, 4512, - 4518, 4527, 4533, 4328, 4334, 4343, 4349, 4360, - 4366, 4375, 4381, 4401, 4407, 4416, 4422, 4433, - 4439, 4448, 4454, 4479, 4485, 4494, 4500, 4511, - 4517, 4526, 4532, 4552, 4558, 4567, 4573, 4584, - 4590, 4599, 4605, 4628, 4634, 4643, 4649, 4660, - 4666, 4675, 4681, 4701, 4707, 4716, 4722, 4733, - 4739, 4748, 4754, 4779, 4785, 4794, 4800, 4811, - 4817, 4826, 4832, 4852, 4858, 4867, 4873, 4884, - 4890, 4899, 4905, 4769, 4775, 4784, 4790, 4801, - 4807, 4816, 4822, 4842, 4848, 4857, 4863, 4874, - 4880, 4889, 4895, 4920, 4926, 4935, 4941, 4952, - 4958, 4967, 4973, 4993, 4999, 5008, 5014, 5025, - 5031, 5040, 5046, 5069, 5075, 5084, 5090, 5101, - 5107, 5116, 5122, 5142, 5148, 5157, 5163, 5174, - 5180, 5189, 5195, 5220, 5226, 5235, 5241, 5252, - 5258, 5267, 5273, 5293, 5299, 5308, 5314, 5325, - 5331, 5340, 5346, 4604, 4610, 4619, 4625, 4636, - 4642, 4651, 4657, 4677, 4683, 4692, 4698, 4709, - 4715, 4724, 4730, 4755, 4761, 4770, 4776, 4787, - 4793, 4802, 4808, 4828, 4834, 4843, 4849, 4860, - 4866, 4875, 4881, 4904, 4910, 4919, 4925, 4936, - 4942, 4951, 4957, 4977, 4983, 4992, 4998, 5009, - 5015, 5024, 5030, 5055, 5061, 5070, 5076, 5087, - 5093, 5102, 5108, 5128, 5134, 5143, 5149, 5160, - 5166, 5175, 5181, 5045, 5051, 5060, 5066, 5077, - 5083, 5092, 5098, 5118, 5124, 5133, 5139, 5150, - 5156, 5165, 5171, 5196, 5202, 5211, 5217, 5228, - 5234, 5243, 5249, 5269, 5275, 5284, 5290, 5301, - 5307, 5316, 5322, 5345, 5351, 5360, 5366, 5377, - 5383, 5392, 5398, 5418, 5424, 5433, 5439, 5450, - 5456, 5465, 5471, 5496, 5502, 5511, 5517, 5528, - 5534, 5543, 5549, 5569, 5575, 5584, 5590, 5601, - 5607, 5616, 5622, 5417, 5423, 5432, 5438, 5449, - 5455, 5464, 5470, 5490, 5496, 5505, 5511, 5522, - 5528, 5537, 5543, 5568, 5574, 5583, 5589, 5600, - 5606, 5615, 5621, 5641, 5647, 5656, 5662, 5673, - 5679, 5688, 5694, 5717, 5723, 5732, 5738, 5749, - 5755, 5764, 5770, 5790, 5796, 5805, 5811, 5822, - 5828, 5837, 5843, 5868, 5874, 5883, 5889, 5900, - 5906, 5915, 5921, 5941, 5947, 5956, 5962, 5973, - 5979, 5988, 5994, 5858, 5864, 5873, 5879, 5890, - 5896, 5905, 5911, 5931, 5937, 5946, 5952, 5963, - 5969, 5978, 5984, 6009, 6015, 6024, 6030, 6041, - 6047, 6056, 6062, 6082, 6088, 6097, 6103, 6114, - 6120, 6129, 6135, 6158, 6164, 6173, 6179, 6190, - 6196, 6205, 6211, 6231, 6237, 6246, 6252, 6263, - 6269, 6278, 6284, 6309, 6315, 6324, 6330, 6341, - 6347, 6356, 6362, 6382, 6388, 6397, 6403, 6414, - 6420, 6429, 6435, 5303, 5309, 5318, 5324, 5335, - 5341, 5350, 5356, 5376, 5382, 5391, 5397, 5408, - 5414, 5423, 5429, 5454, 5460, 5469, 5475, 5486, - 5492, 5501, 5507, 5527, 5533, 5542, 5548, 5559, - 5565, 5574, 5580, 5603, 5609, 5618, 5624, 5635, - 5641, 5650, 5656, 5676, 5682, 5691, 5697, 5708, - 5714, 5723, 5729, 5754, 5760, 5769, 5775, 5786, - 5792, 5801, 5807, 5827, 5833, 5842, 5848, 5859, - 5865, 5874, 5880, 5744, 5750, 5759, 5765, 5776, - 5782, 5791, 5797, 5817, 5823, 5832, 5838, 5849, - 5855, 5864, 5870, 5895, 5901, 5910, 5916, 5927, - 5933, 5942, 5948, 5968, 5974, 5983, 5989, 6000, - 6006, 6015, 6021, 6044, 6050, 6059, 6065, 6076, - 6082, 6091, 6097, 6117, 6123, 6132, 6138, 6149, - 6155, 6164, 6170, 6195, 6201, 6210, 6216, 6227, - 6233, 6242, 6248, 6268, 6274, 6283, 6289, 6300, - 6306, 6315, 6321, 6116, 6122, 6131, 6137, 6148, - 6154, 6163, 6169, 6189, 6195, 6204, 6210, 6221, - 6227, 6236, 6242, 6267, 6273, 6282, 6288, 6299, - 6305, 6314, 6320, 6340, 6346, 6355, 6361, 6372, - 6378, 6387, 6393, 6416, 6422, 6431, 6437, 6448, - 6454, 6463, 6469, 6489, 6495, 6504, 6510, 6521, - 6527, 6536, 6542, 6567, 6573, 6582, 6588, 6599, - 6605, 6614, 6620, 6640, 6646, 6655, 6661, 6672, - 6678, 6687, 6693, 6557, 6563, 6572, 6578, 6589, - 6595, 6604, 6610, 6630, 6636, 6645, 6651, 6662, - 6668, 6677, 6683, 6708, 6714, 6723, 6729, 6740, - 6746, 6755, 6761, 6781, 6787, 6796, 6802, 6813, - 6819, 6828, 6834, 6857, 6863, 6872, 6878, 6889, - 6895, 6904, 6910, 6930, 6936, 6945, 6951, 6962, - 6968, 6977, 6983, 7008, 7014, 7023, 7029, 7040, - 7046, 7055, 7061, 7081, 7087, 7096, 7102, 7113, - 7119, 7128, 7134, 6392, 6398, 6407, 6413, 6424, - 6430, 6439, 6445, 6465, 6471, 6480, 6486, 6497, - 6503, 6512, 6518, 6543, 6549, 6558, 6564, 6575, - 6581, 6590, 6596, 6616, 6622, 6631, 6637, 6648, - 6654, 6663, 6669, 6692, 6698, 6707, 6713, 6724, - 6730, 6739, 6745, 6765, 6771, 6780, 6786, 6797, - 6803, 6812, 6818, 6843, 6849, 6858, 6864, 6875, - 6881, 6890, 6896, 6916, 6922, 6931, 6937, 6948, - 6954, 6963, 6969, 6833, 6839, 6848, 6854, 6865, - 6871, 6880, 6886, 6906, 6912, 6921, 6927, 6938, - 6944, 6953, 6959, 6984, 6990, 6999, 7005, 7016, - 7022, 7031, 7037, 7057, 7063, 7072, 7078, 7089, - 7095, 7104, 7110, 7133, 7139, 7148, 7154, 7165, - 7171, 7180, 7186, 7206, 7212, 7221, 7227, 7238, - 7244, 7253, 7259, 7284, 7290, 7299, 7305, 7316, - 7322, 7331, 7337, 7357, 7363, 7372, 7378, 7389, - 7395, 7404, 7410, 7205, 7211, 7220, 7226, 7237, - 7243, 7252, 7258, 7278, 7284, 7293, 7299, 7310, - 7316, 7325, 7331, 7356, 7362, 7371, 7377, 7388, - 7394, 7403, 7409, 7429, 7435, 7444, 7450, 7461, - 7467, 7476, 7482, 7505, 7511, 7520, 7526, 7537, - 7543, 7552, 7558, 7578, 7584, 7593, 7599, 7610, - 7616, 7625, 7631, 7656, 7662, 7671, 7677, 7688, - 7694, 7703, 7709, 7729, 7735, 7744, 7750, 7761 -}; - -//------------------------------------------------------------------------------ -// Tables for level coding - -const uint8_t VP8EncBands[16 + 1] = { - 0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, - 0 // sentinel -}; - -//------------------------------------------------------------------------------ -// Mode costs - -static int GetResidualCost(int ctx0, const VP8Residual* const res) { - int n = res->first; - // should be prob[VP8EncBands[n]], but it's equivalent for n=0 or 1 - const int p0 = res->prob[n][ctx0][0]; - CostArrayPtr const costs = res->costs; - const uint16_t* t = costs[n][ctx0]; - // bit_cost(1, p0) is already incorporated in t[] tables, but only if ctx != 0 - // (as required by the syntax). For ctx0 == 0, we need to add it here or it'll - // be missing during the loop. - int cost = (ctx0 == 0) ? VP8BitCost(1, p0) : 0; - - if (res->last < 0) { - return VP8BitCost(0, p0); - } - for (; n < res->last; ++n) { - const int v = abs(res->coeffs[n]); - const int ctx = (v >= 2) ? 2 : v; - cost += VP8LevelCost(t, v); - t = costs[n + 1][ctx]; - } - // Last coefficient is always non-zero - { - const int v = abs(res->coeffs[n]); - assert(v != 0); - cost += VP8LevelCost(t, v); - if (n < 15) { - const int b = VP8EncBands[n + 1]; - const int ctx = (v == 1) ? 1 : 2; - const int last_p0 = res->prob[b][ctx][0]; - cost += VP8BitCost(0, last_p0); - } - } - return cost; -} - -static void SetResidualCoeffs(const int16_t* const coeffs, - VP8Residual* const res) { - int n; - res->last = -1; - assert(res->first == 0 || coeffs[0] == 0); - for (n = 15; n >= 0; --n) { - if (coeffs[n]) { - res->last = n; - break; - } - } - res->coeffs = coeffs; -} - -//------------------------------------------------------------------------------ -// init function - -VP8GetResidualCostFunc VP8GetResidualCost; -VP8SetResidualCoeffsFunc VP8SetResidualCoeffs; - -extern void VP8EncDspCostInitMIPS32(void); -extern void VP8EncDspCostInitMIPSdspR2(void); -extern void VP8EncDspCostInitSSE2(void); - -static volatile VP8CPUInfo cost_last_cpuinfo_used = - (VP8CPUInfo)&cost_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspCostInit(void) { - if (cost_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8GetResidualCost = GetResidualCost; - VP8SetResidualCoeffs = SetResidualCoeffs; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - VP8EncDspCostInitMIPS32(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8EncDspCostInitMIPSdspR2(); - } -#endif -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8EncDspCostInitSSE2(); - } -#endif - } - - cost_last_cpuinfo_used = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ diff --git a/drivers/webp/dsp/cost_mips32.c b/drivers/webp/dsp/cost_mips32.c deleted file mode 100644 index d1e240e191..0000000000 --- a/drivers/webp/dsp/cost_mips32.c +++ /dev/null @@ -1,154 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Author: Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS32) - -#include "../enc/cost.h" - -static int GetResidualCost(int ctx0, const VP8Residual* const res) { - int temp0, temp1; - int v_reg, ctx_reg; - int n = res->first; - // should be prob[VP8EncBands[n]], but it's equivalent for n=0 or 1 - int p0 = res->prob[n][ctx0][0]; - CostArrayPtr const costs = res->costs; - const uint16_t* t = costs[n][ctx0]; - // bit_cost(1, p0) is already incorporated in t[] tables, but only if ctx != 0 - // (as required by the syntax). For ctx0 == 0, we need to add it here or it'll - // be missing during the loop. - int cost = (ctx0 == 0) ? VP8BitCost(1, p0) : 0; - const int16_t* res_coeffs = res->coeffs; - const int res_last = res->last; - const int const_max_level = MAX_VARIABLE_LEVEL; - const int const_2 = 2; - const uint16_t** p_costs = &costs[n][0]; - const size_t inc_p_costs = NUM_CTX * sizeof(*p_costs); - - if (res->last < 0) { - return VP8BitCost(0, p0); - } - - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "subu %[temp1], %[res_last], %[n] \n\t" - "sll %[temp0], %[n], 1 \n\t" - "blez %[temp1], 2f \n\t" - " addu %[res_coeffs], %[res_coeffs], %[temp0] \n\t" - "1: \n\t" - "lh %[v_reg], 0(%[res_coeffs]) \n\t" - "addiu %[n], %[n], 1 \n\t" - "negu %[temp0], %[v_reg] \n\t" - "slti %[temp1], %[v_reg], 0 \n\t" - "movn %[v_reg], %[temp0], %[temp1] \n\t" - "sltiu %[temp0], %[v_reg], 2 \n\t" - "move %[ctx_reg], %[v_reg] \n\t" - "movz %[ctx_reg], %[const_2], %[temp0] \n\t" - "sll %[temp1], %[v_reg], 1 \n\t" - "addu %[temp1], %[temp1], %[VP8LevelFixedCosts] \n\t" - "lhu %[temp1], 0(%[temp1]) \n\t" - "slt %[temp0], %[v_reg], %[const_max_level] \n\t" - "movz %[v_reg], %[const_max_level], %[temp0] \n\t" - "addu %[cost], %[cost], %[temp1] \n\t" - "sll %[v_reg], %[v_reg], 1 \n\t" - "sll %[ctx_reg], %[ctx_reg], 2 \n\t" - "addu %[v_reg], %[v_reg], %[t] \n\t" - "lhu %[temp0], 0(%[v_reg]) \n\t" - "addu %[p_costs], %[p_costs], %[inc_p_costs] \n\t" - "addu %[t], %[p_costs], %[ctx_reg] \n\t" - "addu %[cost], %[cost], %[temp0] \n\t" - "addiu %[res_coeffs], %[res_coeffs], 2 \n\t" - "bne %[n], %[res_last], 1b \n\t" - " lw %[t], 0(%[t]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [cost]"+&r"(cost), [t]"+&r"(t), [n]"+&r"(n), [v_reg]"=&r"(v_reg), - [ctx_reg]"=&r"(ctx_reg), [p_costs]"+&r"(p_costs), [temp0]"=&r"(temp0), - [temp1]"=&r"(temp1), [res_coeffs]"+&r"(res_coeffs) - : [const_2]"r"(const_2), [const_max_level]"r"(const_max_level), - [VP8LevelFixedCosts]"r"(VP8LevelFixedCosts), [res_last]"r"(res_last), - [inc_p_costs]"r"(inc_p_costs) - : "memory" - ); - - // Last coefficient is always non-zero - { - const int v = abs(res->coeffs[n]); - assert(v != 0); - cost += VP8LevelCost(t, v); - if (n < 15) { - const int b = VP8EncBands[n + 1]; - const int ctx = (v == 1) ? 1 : 2; - const int last_p0 = res->prob[b][ctx][0]; - cost += VP8BitCost(0, last_p0); - } - } - return cost; -} - -static void SetResidualCoeffs(const int16_t* const coeffs, - VP8Residual* const res) { - const int16_t* p_coeffs = (int16_t*)coeffs; - int temp0, temp1, temp2, n, n1; - assert(res->first == 0 || coeffs[0] == 0); - - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "addiu %[p_coeffs], %[p_coeffs], 28 \n\t" - "li %[n], 15 \n\t" - "li %[temp2], -1 \n\t" - "0: \n\t" - "ulw %[temp0], 0(%[p_coeffs]) \n\t" - "beqz %[temp0], 1f \n\t" -#if defined(WORDS_BIGENDIAN) - " sll %[temp1], %[temp0], 16 \n\t" -#else - " srl %[temp1], %[temp0], 16 \n\t" -#endif - "addiu %[n1], %[n], -1 \n\t" - "movz %[temp0], %[n1], %[temp1] \n\t" - "movn %[temp0], %[n], %[temp1] \n\t" - "j 2f \n\t" - " addiu %[temp2], %[temp0], 0 \n\t" - "1: \n\t" - "addiu %[n], %[n], -2 \n\t" - "bgtz %[n], 0b \n\t" - " addiu %[p_coeffs], %[p_coeffs], -4 \n\t" - "2: \n\t" - ".set pop \n\t" - : [p_coeffs]"+&r"(p_coeffs), [temp0]"=&r"(temp0), - [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [n]"=&r"(n), [n1]"=&r"(n1) - : - : "memory" - ); - res->last = temp2; - res->coeffs = coeffs; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspCostInitMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspCostInitMIPS32(void) { - VP8GetResidualCost = GetResidualCost; - VP8SetResidualCoeffs = SetResidualCoeffs; -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(VP8EncDspCostInitMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/cost_mips_dsp_r2.c b/drivers/webp/dsp/cost_mips_dsp_r2.c deleted file mode 100644 index ce64067756..0000000000 --- a/drivers/webp/dsp/cost_mips_dsp_r2.c +++ /dev/null @@ -1,107 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Author: Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "../enc/cost.h" - -static int GetResidualCost(int ctx0, const VP8Residual* const res) { - int temp0, temp1; - int v_reg, ctx_reg; - int n = res->first; - // should be prob[VP8EncBands[n]], but it's equivalent for n=0 or 1 - int p0 = res->prob[n][ctx0][0]; - CostArrayPtr const costs = res->costs; - const uint16_t* t = costs[n][ctx0]; - // bit_cost(1, p0) is already incorporated in t[] tables, but only if ctx != 0 - // (as required by the syntax). For ctx0 == 0, we need to add it here or it'll - // be missing during the loop. - int cost = (ctx0 == 0) ? VP8BitCost(1, p0) : 0; - const int16_t* res_coeffs = res->coeffs; - const int res_last = res->last; - const int const_max_level = MAX_VARIABLE_LEVEL; - const int const_2 = 2; - const uint16_t** p_costs = &costs[n][0]; - const size_t inc_p_costs = NUM_CTX * sizeof(*p_costs); - - if (res->last < 0) { - return VP8BitCost(0, p0); - } - - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "subu %[temp1], %[res_last], %[n] \n\t" - "blez %[temp1], 2f \n\t" - " nop \n\t" - "1: \n\t" - "sll %[temp0], %[n], 1 \n\t" - "lhx %[v_reg], %[temp0](%[res_coeffs]) \n\t" - "addiu %[n], %[n], 1 \n\t" - "absq_s.w %[v_reg], %[v_reg] \n\t" - "sltiu %[temp0], %[v_reg], 2 \n\t" - "move %[ctx_reg], %[v_reg] \n\t" - "movz %[ctx_reg], %[const_2], %[temp0] \n\t" - "sll %[temp1], %[v_reg], 1 \n\t" - "lhx %[temp1], %[temp1](%[VP8LevelFixedCosts]) \n\t" - "slt %[temp0], %[v_reg], %[const_max_level] \n\t" - "movz %[v_reg], %[const_max_level], %[temp0] \n\t" - "addu %[cost], %[cost], %[temp1] \n\t" - "sll %[v_reg], %[v_reg], 1 \n\t" - "sll %[ctx_reg], %[ctx_reg], 2 \n\t" - "lhx %[temp0], %[v_reg](%[t]) \n\t" - "addu %[p_costs], %[p_costs], %[inc_p_costs] \n\t" - "addu %[t], %[p_costs], %[ctx_reg] \n\t" - "addu %[cost], %[cost], %[temp0] \n\t" - "bne %[n], %[res_last], 1b \n\t" - " lw %[t], 0(%[t]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [cost]"+&r"(cost), [t]"+&r"(t), [n]"+&r"(n), [v_reg]"=&r"(v_reg), - [ctx_reg]"=&r"(ctx_reg), [p_costs]"+&r"(p_costs), [temp0]"=&r"(temp0), - [temp1]"=&r"(temp1) - : [const_2]"r"(const_2), [const_max_level]"r"(const_max_level), - [VP8LevelFixedCosts]"r"(VP8LevelFixedCosts), [res_last]"r"(res_last), - [res_coeffs]"r"(res_coeffs), [inc_p_costs]"r"(inc_p_costs) - : "memory" - ); - - // Last coefficient is always non-zero - { - const int v = abs(res->coeffs[n]); - assert(v != 0); - cost += VP8LevelCost(t, v); - if (n < 15) { - const int b = VP8EncBands[n + 1]; - const int ctx = (v == 1) ? 1 : 2; - const int last_p0 = res->prob[b][ctx][0]; - cost += VP8BitCost(0, last_p0); - } - } - return cost; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspCostInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspCostInitMIPSdspR2(void) { - VP8GetResidualCost = GetResidualCost; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8EncDspCostInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/cost_sse2.c b/drivers/webp/dsp/cost_sse2.c deleted file mode 100644 index 0cb1c1fa04..0000000000 --- a/drivers/webp/dsp/cost_sse2.c +++ /dev/null @@ -1,119 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 version of cost functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <emmintrin.h> - -#include "../enc/cost.h" -#include "../enc/vp8enci.h" -#include "../utils/utils.h" - -//------------------------------------------------------------------------------ - -static void SetResidualCoeffsSSE2(const int16_t* const coeffs, - VP8Residual* const res) { - const __m128i c0 = _mm_loadu_si128((const __m128i*)(coeffs + 0)); - const __m128i c1 = _mm_loadu_si128((const __m128i*)(coeffs + 8)); - // Use SSE2 to compare 16 values with a single instruction. - const __m128i zero = _mm_setzero_si128(); - const __m128i m0 = _mm_packs_epi16(c0, c1); - const __m128i m1 = _mm_cmpeq_epi8(m0, zero); - // Get the comparison results as a bitmask into 16bits. Negate the mask to get - // the position of entries that are not equal to zero. We don't need to mask - // out least significant bits according to res->first, since coeffs[0] is 0 - // if res->first > 0. - const uint32_t mask = 0x0000ffffu ^ (uint32_t)_mm_movemask_epi8(m1); - // The position of the most significant non-zero bit indicates the position of - // the last non-zero value. - assert(res->first == 0 || coeffs[0] == 0); - res->last = mask ? BitsLog2Floor(mask) : -1; - res->coeffs = coeffs; -} - -static int GetResidualCostSSE2(int ctx0, const VP8Residual* const res) { - uint8_t levels[16], ctxs[16]; - uint16_t abs_levels[16]; - int n = res->first; - // should be prob[VP8EncBands[n]], but it's equivalent for n=0 or 1 - const int p0 = res->prob[n][ctx0][0]; - CostArrayPtr const costs = res->costs; - const uint16_t* t = costs[n][ctx0]; - // bit_cost(1, p0) is already incorporated in t[] tables, but only if ctx != 0 - // (as required by the syntax). For ctx0 == 0, we need to add it here or it'll - // be missing during the loop. - int cost = (ctx0 == 0) ? VP8BitCost(1, p0) : 0; - - if (res->last < 0) { - return VP8BitCost(0, p0); - } - - { // precompute clamped levels and contexts, packed to 8b. - const __m128i zero = _mm_setzero_si128(); - const __m128i kCst2 = _mm_set1_epi8(2); - const __m128i kCst67 = _mm_set1_epi8(MAX_VARIABLE_LEVEL); - const __m128i c0 = _mm_loadu_si128((const __m128i*)&res->coeffs[0]); - const __m128i c1 = _mm_loadu_si128((const __m128i*)&res->coeffs[8]); - const __m128i D0 = _mm_sub_epi16(zero, c0); - const __m128i D1 = _mm_sub_epi16(zero, c1); - const __m128i E0 = _mm_max_epi16(c0, D0); // abs(v), 16b - const __m128i E1 = _mm_max_epi16(c1, D1); - const __m128i F = _mm_packs_epi16(E0, E1); - const __m128i G = _mm_min_epu8(F, kCst2); // context = 0,1,2 - const __m128i H = _mm_min_epu8(F, kCst67); // clamp_level in [0..67] - - _mm_storeu_si128((__m128i*)&ctxs[0], G); - _mm_storeu_si128((__m128i*)&levels[0], H); - - _mm_storeu_si128((__m128i*)&abs_levels[0], E0); - _mm_storeu_si128((__m128i*)&abs_levels[8], E1); - } - for (; n < res->last; ++n) { - const int ctx = ctxs[n]; - const int level = levels[n]; - const int flevel = abs_levels[n]; // full level - cost += VP8LevelFixedCosts[flevel] + t[level]; // simplified VP8LevelCost() - t = costs[n + 1][ctx]; - } - // Last coefficient is always non-zero - { - const int level = levels[n]; - const int flevel = abs_levels[n]; - assert(flevel != 0); - cost += VP8LevelFixedCosts[flevel] + t[level]; - if (n < 15) { - const int b = VP8EncBands[n + 1]; - const int ctx = ctxs[n]; - const int last_p0 = res->prob[b][ctx][0]; - cost += VP8BitCost(0, last_p0); - } - } - return cost; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspCostInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspCostInitSSE2(void) { - VP8SetResidualCoeffs = SetResidualCoeffsSSE2; - VP8GetResidualCost = GetResidualCostSSE2; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8EncDspCostInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/cpu.c b/drivers/webp/dsp/cpu.c deleted file mode 100644 index cbb08db90a..0000000000 --- a/drivers/webp/dsp/cpu.c +++ /dev/null @@ -1,187 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// CPU detection -// -// Author: Christian Duvivier (cduvivier@google.com) - -#include "./dsp.h" - -#if defined(WEBP_HAVE_NEON_RTCD) -#include <stdio.h> -#include <string.h> -#endif - -#if defined(WEBP_ANDROID_NEON) -#include <cpu-features.h> -#endif - -//------------------------------------------------------------------------------ -// SSE2 detection. -// - -// apple/darwin gcc-4.0.1 defines __PIC__, but not __pic__ with -fPIC. -#if (defined(__pic__) || defined(__PIC__)) && defined(__i386__) -static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) { - __asm__ volatile ( - "mov %%ebx, %%edi\n" - "cpuid\n" - "xchg %%edi, %%ebx\n" - : "=a"(cpu_info[0]), "=D"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3]) - : "a"(info_type), "c"(0)); -} -#elif defined(__x86_64__) && \ - (defined(__code_model_medium__) || defined(__code_model_large__)) && \ - defined(__PIC__) -static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) { - __asm__ volatile ( - "xchg{q}\t{%%rbx}, %q1\n" - "cpuid\n" - "xchg{q}\t{%%rbx}, %q1\n" - : "=a"(cpu_info[0]), "=&r"(cpu_info[1]), "=c"(cpu_info[2]), - "=d"(cpu_info[3]) - : "a"(info_type), "c"(0)); -} -#elif defined(__i386__) || defined(__x86_64__) -static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) { - __asm__ volatile ( - "cpuid\n" - : "=a"(cpu_info[0]), "=b"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3]) - : "a"(info_type), "c"(0)); -} -#elif (defined(_M_X64) || defined(_M_IX86)) && \ - defined(_MSC_FULL_VER) && _MSC_FULL_VER >= 150030729 // >= VS2008 SP1 -#include <intrin.h> -#define GetCPUInfo(info, type) __cpuidex(info, type, 0) // set ecx=0 -#elif defined(WEBP_MSC_SSE2) -#define GetCPUInfo __cpuid -#endif - -// NaCl has no support for xgetbv or the raw opcode. -#if !defined(__native_client__) && (defined(__i386__) || defined(__x86_64__)) -static WEBP_INLINE uint64_t xgetbv(void) { - const uint32_t ecx = 0; - uint32_t eax, edx; - // Use the raw opcode for xgetbv for compatibility with older toolchains. - __asm__ volatile ( - ".byte 0x0f, 0x01, 0xd0\n" - : "=a"(eax), "=d"(edx) : "c" (ecx)); - return ((uint64_t)edx << 32) | eax; -} -#elif (defined(_M_X64) || defined(_M_IX86)) && \ - defined(_MSC_FULL_VER) && _MSC_FULL_VER >= 160040219 // >= VS2010 SP1 -#include <immintrin.h> -#define xgetbv() _xgetbv(0) -#elif defined(_MSC_VER) && defined(_M_IX86) -static WEBP_INLINE uint64_t xgetbv(void) { - uint32_t eax_, edx_; - __asm { - xor ecx, ecx // ecx = 0 - // Use the raw opcode for xgetbv for compatibility with older toolchains. - __asm _emit 0x0f __asm _emit 0x01 __asm _emit 0xd0 - mov eax_, eax - mov edx_, edx - } - return ((uint64_t)edx_ << 32) | eax_; -} -#else -#define xgetbv() 0U // no AVX for older x64 or unrecognized toolchains. -#endif - -#if defined(__i386__) || defined(__x86_64__) || defined(WEBP_MSC_SSE2) -static int x86CPUInfo(CPUFeature feature) { - int max_cpuid_value; - int cpu_info[4]; - - // get the highest feature value cpuid supports - GetCPUInfo(cpu_info, 0); - max_cpuid_value = cpu_info[0]; - if (max_cpuid_value < 1) { - return 0; - } - - GetCPUInfo(cpu_info, 1); - if (feature == kSSE2) { - return 0 != (cpu_info[3] & 0x04000000); - } - if (feature == kSSE3) { - return 0 != (cpu_info[2] & 0x00000001); - } - if (feature == kSSE4_1) { - return 0 != (cpu_info[2] & 0x00080000); - } - if (feature == kAVX) { - // bits 27 (OSXSAVE) & 28 (256-bit AVX) - if ((cpu_info[2] & 0x18000000) == 0x18000000) { - // XMM state and YMM state enabled by the OS. - return (xgetbv() & 0x6) == 0x6; - } - } - if (feature == kAVX2) { - if (x86CPUInfo(kAVX) && max_cpuid_value >= 7) { - GetCPUInfo(cpu_info, 7); - return ((cpu_info[1] & 0x00000020) == 0x00000020); - } - } - return 0; -} -VP8CPUInfo VP8GetCPUInfo = x86CPUInfo; -#elif defined(WEBP_ANDROID_NEON) // NB: needs to be before generic NEON test. -static int AndroidCPUInfo(CPUFeature feature) { - const AndroidCpuFamily cpu_family = android_getCpuFamily(); - const uint64_t cpu_features = android_getCpuFeatures(); - if (feature == kNEON) { - return (cpu_family == ANDROID_CPU_FAMILY_ARM && - 0 != (cpu_features & ANDROID_CPU_ARM_FEATURE_NEON)); - } - return 0; -} -VP8CPUInfo VP8GetCPUInfo = AndroidCPUInfo; -#elif defined(WEBP_USE_NEON) -// define a dummy function to enable turning off NEON at runtime by setting -// VP8DecGetCPUInfo = NULL -static int armCPUInfo(CPUFeature feature) { - if (feature != kNEON) return 0; -#if defined(__linux__) && defined(WEBP_HAVE_NEON_RTCD) - { - int has_neon = 0; - char line[200]; - FILE* const cpuinfo = fopen("/proc/cpuinfo", "r"); - if (cpuinfo == NULL) return 0; - while (fgets(line, sizeof(line), cpuinfo)) { - if (!strncmp(line, "Features", 8)) { - if (strstr(line, " neon ") != NULL) { - has_neon = 1; - break; - } - } - } - fclose(cpuinfo); - return has_neon; - } -#else - return 1; -#endif -} -VP8CPUInfo VP8GetCPUInfo = armCPUInfo; -#elif defined(WEBP_USE_MIPS32) || defined(WEBP_USE_MIPS_DSP_R2) || \ - defined(WEBP_USE_MSA) -static int mipsCPUInfo(CPUFeature feature) { - if ((feature == kMIPS32) || (feature == kMIPSdspR2) || (feature == kMSA)) { - return 1; - } else { - return 0; - } - -} -VP8CPUInfo VP8GetCPUInfo = mipsCPUInfo; -#else -VP8CPUInfo VP8GetCPUInfo = NULL; -#endif - diff --git a/drivers/webp/dsp/dec.c b/drivers/webp/dsp/dec.c deleted file mode 100644 index e92d693362..0000000000 --- a/drivers/webp/dsp/dec.c +++ /dev/null @@ -1,795 +0,0 @@ -// Copyright 2010 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Speed-critical decoding functions, default plain-C implementations. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" -#include "../dec/vp8i.h" -#include "../utils/utils.h" - -//------------------------------------------------------------------------------ - -static WEBP_INLINE uint8_t clip_8b(int v) { - return (!(v & ~0xff)) ? v : (v < 0) ? 0 : 255; -} - -//------------------------------------------------------------------------------ -// Transforms (Paragraph 14.4) - -#define STORE(x, y, v) \ - dst[x + y * BPS] = clip_8b(dst[x + y * BPS] + ((v) >> 3)) - -#define STORE2(y, dc, d, c) do { \ - const int DC = (dc); \ - STORE(0, y, DC + (d)); \ - STORE(1, y, DC + (c)); \ - STORE(2, y, DC - (c)); \ - STORE(3, y, DC - (d)); \ -} while (0) - -#define MUL1(a) ((((a) * 20091) >> 16) + (a)) -#define MUL2(a) (((a) * 35468) >> 16) - -static void TransformOne(const int16_t* in, uint8_t* dst) { - int C[4 * 4], *tmp; - int i; - tmp = C; - for (i = 0; i < 4; ++i) { // vertical pass - const int a = in[0] + in[8]; // [-4096, 4094] - const int b = in[0] - in[8]; // [-4095, 4095] - const int c = MUL2(in[4]) - MUL1(in[12]); // [-3783, 3783] - const int d = MUL1(in[4]) + MUL2(in[12]); // [-3785, 3781] - tmp[0] = a + d; // [-7881, 7875] - tmp[1] = b + c; // [-7878, 7878] - tmp[2] = b - c; // [-7878, 7878] - tmp[3] = a - d; // [-7877, 7879] - tmp += 4; - in++; - } - // Each pass is expanding the dynamic range by ~3.85 (upper bound). - // The exact value is (2. + (20091 + 35468) / 65536). - // After the second pass, maximum interval is [-3794, 3794], assuming - // an input in [-2048, 2047] interval. We then need to add a dst value - // in the [0, 255] range. - // In the worst case scenario, the input to clip_8b() can be as large as - // [-60713, 60968]. - tmp = C; - for (i = 0; i < 4; ++i) { // horizontal pass - const int dc = tmp[0] + 4; - const int a = dc + tmp[8]; - const int b = dc - tmp[8]; - const int c = MUL2(tmp[4]) - MUL1(tmp[12]); - const int d = MUL1(tmp[4]) + MUL2(tmp[12]); - STORE(0, 0, a + d); - STORE(1, 0, b + c); - STORE(2, 0, b - c); - STORE(3, 0, a - d); - tmp++; - dst += BPS; - } -} - -// Simplified transform when only in[0], in[1] and in[4] are non-zero -static void TransformAC3(const int16_t* in, uint8_t* dst) { - const int a = in[0] + 4; - const int c4 = MUL2(in[4]); - const int d4 = MUL1(in[4]); - const int c1 = MUL2(in[1]); - const int d1 = MUL1(in[1]); - STORE2(0, a + d4, d1, c1); - STORE2(1, a + c4, d1, c1); - STORE2(2, a - c4, d1, c1); - STORE2(3, a - d4, d1, c1); -} -#undef MUL1 -#undef MUL2 -#undef STORE2 - -static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) { - TransformOne(in, dst); - if (do_two) { - TransformOne(in + 16, dst + 4); - } -} - -static void TransformUV(const int16_t* in, uint8_t* dst) { - VP8Transform(in + 0 * 16, dst, 1); - VP8Transform(in + 2 * 16, dst + 4 * BPS, 1); -} - -static void TransformDC(const int16_t* in, uint8_t* dst) { - const int DC = in[0] + 4; - int i, j; - for (j = 0; j < 4; ++j) { - for (i = 0; i < 4; ++i) { - STORE(i, j, DC); - } - } -} - -static void TransformDCUV(const int16_t* in, uint8_t* dst) { - if (in[0 * 16]) VP8TransformDC(in + 0 * 16, dst); - if (in[1 * 16]) VP8TransformDC(in + 1 * 16, dst + 4); - if (in[2 * 16]) VP8TransformDC(in + 2 * 16, dst + 4 * BPS); - if (in[3 * 16]) VP8TransformDC(in + 3 * 16, dst + 4 * BPS + 4); -} - -#undef STORE - -//------------------------------------------------------------------------------ -// Paragraph 14.3 - -static void TransformWHT(const int16_t* in, int16_t* out) { - int tmp[16]; - int i; - for (i = 0; i < 4; ++i) { - const int a0 = in[0 + i] + in[12 + i]; - const int a1 = in[4 + i] + in[ 8 + i]; - const int a2 = in[4 + i] - in[ 8 + i]; - const int a3 = in[0 + i] - in[12 + i]; - tmp[0 + i] = a0 + a1; - tmp[8 + i] = a0 - a1; - tmp[4 + i] = a3 + a2; - tmp[12 + i] = a3 - a2; - } - for (i = 0; i < 4; ++i) { - const int dc = tmp[0 + i * 4] + 3; // w/ rounder - const int a0 = dc + tmp[3 + i * 4]; - const int a1 = tmp[1 + i * 4] + tmp[2 + i * 4]; - const int a2 = tmp[1 + i * 4] - tmp[2 + i * 4]; - const int a3 = dc - tmp[3 + i * 4]; - out[ 0] = (a0 + a1) >> 3; - out[16] = (a3 + a2) >> 3; - out[32] = (a0 - a1) >> 3; - out[48] = (a3 - a2) >> 3; - out += 64; - } -} - -void (*VP8TransformWHT)(const int16_t* in, int16_t* out); - -//------------------------------------------------------------------------------ -// Intra predictions - -#define DST(x, y) dst[(x) + (y) * BPS] - -static WEBP_INLINE void TrueMotion(uint8_t* dst, int size) { - const uint8_t* top = dst - BPS; - const uint8_t* const clip0 = VP8kclip1 - top[-1]; - int y; - for (y = 0; y < size; ++y) { - const uint8_t* const clip = clip0 + dst[-1]; - int x; - for (x = 0; x < size; ++x) { - dst[x] = clip[top[x]]; - } - dst += BPS; - } -} -static void TM4(uint8_t* dst) { TrueMotion(dst, 4); } -static void TM8uv(uint8_t* dst) { TrueMotion(dst, 8); } -static void TM16(uint8_t* dst) { TrueMotion(dst, 16); } - -//------------------------------------------------------------------------------ -// 16x16 - -static void VE16(uint8_t* dst) { // vertical - int j; - for (j = 0; j < 16; ++j) { - memcpy(dst + j * BPS, dst - BPS, 16); - } -} - -static void HE16(uint8_t* dst) { // horizontal - int j; - for (j = 16; j > 0; --j) { - memset(dst, dst[-1], 16); - dst += BPS; - } -} - -static WEBP_INLINE void Put16(int v, uint8_t* dst) { - int j; - for (j = 0; j < 16; ++j) { - memset(dst + j * BPS, v, 16); - } -} - -static void DC16(uint8_t* dst) { // DC - int DC = 16; - int j; - for (j = 0; j < 16; ++j) { - DC += dst[-1 + j * BPS] + dst[j - BPS]; - } - Put16(DC >> 5, dst); -} - -static void DC16NoTop(uint8_t* dst) { // DC with top samples not available - int DC = 8; - int j; - for (j = 0; j < 16; ++j) { - DC += dst[-1 + j * BPS]; - } - Put16(DC >> 4, dst); -} - -static void DC16NoLeft(uint8_t* dst) { // DC with left samples not available - int DC = 8; - int i; - for (i = 0; i < 16; ++i) { - DC += dst[i - BPS]; - } - Put16(DC >> 4, dst); -} - -static void DC16NoTopLeft(uint8_t* dst) { // DC with no top and left samples - Put16(0x80, dst); -} - -VP8PredFunc VP8PredLuma16[NUM_B_DC_MODES]; - -//------------------------------------------------------------------------------ -// 4x4 - -#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2) -#define AVG2(a, b) (((a) + (b) + 1) >> 1) - -static void VE4(uint8_t* dst) { // vertical - const uint8_t* top = dst - BPS; - const uint8_t vals[4] = { - AVG3(top[-1], top[0], top[1]), - AVG3(top[ 0], top[1], top[2]), - AVG3(top[ 1], top[2], top[3]), - AVG3(top[ 2], top[3], top[4]) - }; - int i; - for (i = 0; i < 4; ++i) { - memcpy(dst + i * BPS, vals, sizeof(vals)); - } -} - -static void HE4(uint8_t* dst) { // horizontal - const int A = dst[-1 - BPS]; - const int B = dst[-1]; - const int C = dst[-1 + BPS]; - const int D = dst[-1 + 2 * BPS]; - const int E = dst[-1 + 3 * BPS]; - WebPUint32ToMem(dst + 0 * BPS, 0x01010101U * AVG3(A, B, C)); - WebPUint32ToMem(dst + 1 * BPS, 0x01010101U * AVG3(B, C, D)); - WebPUint32ToMem(dst + 2 * BPS, 0x01010101U * AVG3(C, D, E)); - WebPUint32ToMem(dst + 3 * BPS, 0x01010101U * AVG3(D, E, E)); -} - -static void DC4(uint8_t* dst) { // DC - uint32_t dc = 4; - int i; - for (i = 0; i < 4; ++i) dc += dst[i - BPS] + dst[-1 + i * BPS]; - dc >>= 3; - for (i = 0; i < 4; ++i) memset(dst + i * BPS, dc, 4); -} - -static void RD4(uint8_t* dst) { // Down-right - const int I = dst[-1 + 0 * BPS]; - const int J = dst[-1 + 1 * BPS]; - const int K = dst[-1 + 2 * BPS]; - const int L = dst[-1 + 3 * BPS]; - const int X = dst[-1 - BPS]; - const int A = dst[0 - BPS]; - const int B = dst[1 - BPS]; - const int C = dst[2 - BPS]; - const int D = dst[3 - BPS]; - DST(0, 3) = AVG3(J, K, L); - DST(1, 3) = DST(0, 2) = AVG3(I, J, K); - DST(2, 3) = DST(1, 2) = DST(0, 1) = AVG3(X, I, J); - DST(3, 3) = DST(2, 2) = DST(1, 1) = DST(0, 0) = AVG3(A, X, I); - DST(3, 2) = DST(2, 1) = DST(1, 0) = AVG3(B, A, X); - DST(3, 1) = DST(2, 0) = AVG3(C, B, A); - DST(3, 0) = AVG3(D, C, B); -} - -static void LD4(uint8_t* dst) { // Down-Left - const int A = dst[0 - BPS]; - const int B = dst[1 - BPS]; - const int C = dst[2 - BPS]; - const int D = dst[3 - BPS]; - const int E = dst[4 - BPS]; - const int F = dst[5 - BPS]; - const int G = dst[6 - BPS]; - const int H = dst[7 - BPS]; - DST(0, 0) = AVG3(A, B, C); - DST(1, 0) = DST(0, 1) = AVG3(B, C, D); - DST(2, 0) = DST(1, 1) = DST(0, 2) = AVG3(C, D, E); - DST(3, 0) = DST(2, 1) = DST(1, 2) = DST(0, 3) = AVG3(D, E, F); - DST(3, 1) = DST(2, 2) = DST(1, 3) = AVG3(E, F, G); - DST(3, 2) = DST(2, 3) = AVG3(F, G, H); - DST(3, 3) = AVG3(G, H, H); -} - -static void VR4(uint8_t* dst) { // Vertical-Right - const int I = dst[-1 + 0 * BPS]; - const int J = dst[-1 + 1 * BPS]; - const int K = dst[-1 + 2 * BPS]; - const int X = dst[-1 - BPS]; - const int A = dst[0 - BPS]; - const int B = dst[1 - BPS]; - const int C = dst[2 - BPS]; - const int D = dst[3 - BPS]; - DST(0, 0) = DST(1, 2) = AVG2(X, A); - DST(1, 0) = DST(2, 2) = AVG2(A, B); - DST(2, 0) = DST(3, 2) = AVG2(B, C); - DST(3, 0) = AVG2(C, D); - - DST(0, 3) = AVG3(K, J, I); - DST(0, 2) = AVG3(J, I, X); - DST(0, 1) = DST(1, 3) = AVG3(I, X, A); - DST(1, 1) = DST(2, 3) = AVG3(X, A, B); - DST(2, 1) = DST(3, 3) = AVG3(A, B, C); - DST(3, 1) = AVG3(B, C, D); -} - -static void VL4(uint8_t* dst) { // Vertical-Left - const int A = dst[0 - BPS]; - const int B = dst[1 - BPS]; - const int C = dst[2 - BPS]; - const int D = dst[3 - BPS]; - const int E = dst[4 - BPS]; - const int F = dst[5 - BPS]; - const int G = dst[6 - BPS]; - const int H = dst[7 - BPS]; - DST(0, 0) = AVG2(A, B); - DST(1, 0) = DST(0, 2) = AVG2(B, C); - DST(2, 0) = DST(1, 2) = AVG2(C, D); - DST(3, 0) = DST(2, 2) = AVG2(D, E); - - DST(0, 1) = AVG3(A, B, C); - DST(1, 1) = DST(0, 3) = AVG3(B, C, D); - DST(2, 1) = DST(1, 3) = AVG3(C, D, E); - DST(3, 1) = DST(2, 3) = AVG3(D, E, F); - DST(3, 2) = AVG3(E, F, G); - DST(3, 3) = AVG3(F, G, H); -} - -static void HU4(uint8_t* dst) { // Horizontal-Up - const int I = dst[-1 + 0 * BPS]; - const int J = dst[-1 + 1 * BPS]; - const int K = dst[-1 + 2 * BPS]; - const int L = dst[-1 + 3 * BPS]; - DST(0, 0) = AVG2(I, J); - DST(2, 0) = DST(0, 1) = AVG2(J, K); - DST(2, 1) = DST(0, 2) = AVG2(K, L); - DST(1, 0) = AVG3(I, J, K); - DST(3, 0) = DST(1, 1) = AVG3(J, K, L); - DST(3, 1) = DST(1, 2) = AVG3(K, L, L); - DST(3, 2) = DST(2, 2) = - DST(0, 3) = DST(1, 3) = DST(2, 3) = DST(3, 3) = L; -} - -static void HD4(uint8_t* dst) { // Horizontal-Down - const int I = dst[-1 + 0 * BPS]; - const int J = dst[-1 + 1 * BPS]; - const int K = dst[-1 + 2 * BPS]; - const int L = dst[-1 + 3 * BPS]; - const int X = dst[-1 - BPS]; - const int A = dst[0 - BPS]; - const int B = dst[1 - BPS]; - const int C = dst[2 - BPS]; - - DST(0, 0) = DST(2, 1) = AVG2(I, X); - DST(0, 1) = DST(2, 2) = AVG2(J, I); - DST(0, 2) = DST(2, 3) = AVG2(K, J); - DST(0, 3) = AVG2(L, K); - - DST(3, 0) = AVG3(A, B, C); - DST(2, 0) = AVG3(X, A, B); - DST(1, 0) = DST(3, 1) = AVG3(I, X, A); - DST(1, 1) = DST(3, 2) = AVG3(J, I, X); - DST(1, 2) = DST(3, 3) = AVG3(K, J, I); - DST(1, 3) = AVG3(L, K, J); -} - -#undef DST -#undef AVG3 -#undef AVG2 - -VP8PredFunc VP8PredLuma4[NUM_BMODES]; - -//------------------------------------------------------------------------------ -// Chroma - -static void VE8uv(uint8_t* dst) { // vertical - int j; - for (j = 0; j < 8; ++j) { - memcpy(dst + j * BPS, dst - BPS, 8); - } -} - -static void HE8uv(uint8_t* dst) { // horizontal - int j; - for (j = 0; j < 8; ++j) { - memset(dst, dst[-1], 8); - dst += BPS; - } -} - -// helper for chroma-DC predictions -static WEBP_INLINE void Put8x8uv(uint8_t value, uint8_t* dst) { - int j; - for (j = 0; j < 8; ++j) { - memset(dst + j * BPS, value, 8); - } -} - -static void DC8uv(uint8_t* dst) { // DC - int dc0 = 8; - int i; - for (i = 0; i < 8; ++i) { - dc0 += dst[i - BPS] + dst[-1 + i * BPS]; - } - Put8x8uv(dc0 >> 4, dst); -} - -static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples - int dc0 = 4; - int i; - for (i = 0; i < 8; ++i) { - dc0 += dst[i - BPS]; - } - Put8x8uv(dc0 >> 3, dst); -} - -static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples - int dc0 = 4; - int i; - for (i = 0; i < 8; ++i) { - dc0 += dst[-1 + i * BPS]; - } - Put8x8uv(dc0 >> 3, dst); -} - -static void DC8uvNoTopLeft(uint8_t* dst) { // DC with nothing - Put8x8uv(0x80, dst); -} - -VP8PredFunc VP8PredChroma8[NUM_B_DC_MODES]; - -//------------------------------------------------------------------------------ -// Edge filtering functions - -// 4 pixels in, 2 pixels out -static WEBP_INLINE void do_filter2(uint8_t* p, int step) { - const int p1 = p[-2*step], p0 = p[-step], q0 = p[0], q1 = p[step]; - const int a = 3 * (q0 - p0) + VP8ksclip1[p1 - q1]; // in [-893,892] - const int a1 = VP8ksclip2[(a + 4) >> 3]; // in [-16,15] - const int a2 = VP8ksclip2[(a + 3) >> 3]; - p[-step] = VP8kclip1[p0 + a2]; - p[ 0] = VP8kclip1[q0 - a1]; -} - -// 4 pixels in, 4 pixels out -static WEBP_INLINE void do_filter4(uint8_t* p, int step) { - const int p1 = p[-2*step], p0 = p[-step], q0 = p[0], q1 = p[step]; - const int a = 3 * (q0 - p0); - const int a1 = VP8ksclip2[(a + 4) >> 3]; - const int a2 = VP8ksclip2[(a + 3) >> 3]; - const int a3 = (a1 + 1) >> 1; - p[-2*step] = VP8kclip1[p1 + a3]; - p[- step] = VP8kclip1[p0 + a2]; - p[ 0] = VP8kclip1[q0 - a1]; - p[ step] = VP8kclip1[q1 - a3]; -} - -// 6 pixels in, 6 pixels out -static WEBP_INLINE void do_filter6(uint8_t* p, int step) { - const int p2 = p[-3*step], p1 = p[-2*step], p0 = p[-step]; - const int q0 = p[0], q1 = p[step], q2 = p[2*step]; - const int a = VP8ksclip1[3 * (q0 - p0) + VP8ksclip1[p1 - q1]]; - // a is in [-128,127], a1 in [-27,27], a2 in [-18,18] and a3 in [-9,9] - const int a1 = (27 * a + 63) >> 7; // eq. to ((3 * a + 7) * 9) >> 7 - const int a2 = (18 * a + 63) >> 7; // eq. to ((2 * a + 7) * 9) >> 7 - const int a3 = (9 * a + 63) >> 7; // eq. to ((1 * a + 7) * 9) >> 7 - p[-3*step] = VP8kclip1[p2 + a3]; - p[-2*step] = VP8kclip1[p1 + a2]; - p[- step] = VP8kclip1[p0 + a1]; - p[ 0] = VP8kclip1[q0 - a1]; - p[ step] = VP8kclip1[q1 - a2]; - p[ 2*step] = VP8kclip1[q2 - a3]; -} - -static WEBP_INLINE int hev(const uint8_t* p, int step, int thresh) { - const int p1 = p[-2*step], p0 = p[-step], q0 = p[0], q1 = p[step]; - return (VP8kabs0[p1 - p0] > thresh) || (VP8kabs0[q1 - q0] > thresh); -} - -static WEBP_INLINE int needs_filter(const uint8_t* p, int step, int t) { - const int p1 = p[-2 * step], p0 = p[-step], q0 = p[0], q1 = p[step]; - return ((4 * VP8kabs0[p0 - q0] + VP8kabs0[p1 - q1]) <= t); -} - -static WEBP_INLINE int needs_filter2(const uint8_t* p, - int step, int t, int it) { - const int p3 = p[-4 * step], p2 = p[-3 * step], p1 = p[-2 * step]; - const int p0 = p[-step], q0 = p[0]; - const int q1 = p[step], q2 = p[2 * step], q3 = p[3 * step]; - if ((4 * VP8kabs0[p0 - q0] + VP8kabs0[p1 - q1]) > t) return 0; - return VP8kabs0[p3 - p2] <= it && VP8kabs0[p2 - p1] <= it && - VP8kabs0[p1 - p0] <= it && VP8kabs0[q3 - q2] <= it && - VP8kabs0[q2 - q1] <= it && VP8kabs0[q1 - q0] <= it; -} - -//------------------------------------------------------------------------------ -// Simple In-loop filtering (Paragraph 15.2) - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - for (i = 0; i < 16; ++i) { - if (needs_filter(p + i, stride, thresh2)) { - do_filter2(p + i, stride); - } - } -} - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - for (i = 0; i < 16; ++i) { - if (needs_filter(p + i * stride, 1, thresh2)) { - do_filter2(p + i * stride, 1); - } - } -} - -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - SimpleVFilter16(p, stride, thresh); - } -} - -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - SimpleHFilter16(p, stride, thresh); - } -} - -//------------------------------------------------------------------------------ -// Complex In-loop filtering (Paragraph 15.3) - -static WEBP_INLINE void FilterLoop26(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - const int thresh2 = 2 * thresh + 1; - while (size-- > 0) { - if (needs_filter2(p, hstride, thresh2, ithresh)) { - if (hev(p, hstride, hev_thresh)) { - do_filter2(p, hstride); - } else { - do_filter6(p, hstride); - } - } - p += vstride; - } -} - -static WEBP_INLINE void FilterLoop24(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - const int thresh2 = 2 * thresh + 1; - while (size-- > 0) { - if (needs_filter2(p, hstride, thresh2, ithresh)) { - if (hev(p, hstride, hev_thresh)) { - do_filter2(p, hstride); - } else { - do_filter4(p, hstride); - } - } - p += vstride; - } -} - -// on macroblock edges -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, stride, 1, 16, thresh, ithresh, hev_thresh); -} - -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, 1, stride, 16, thresh, ithresh, hev_thresh); -} - -// on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - FilterLoop24(p, stride, 1, 16, thresh, ithresh, hev_thresh); - } -} - -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - FilterLoop24(p, 1, stride, 16, thresh, ithresh, hev_thresh); - } -} - -// 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -//------------------------------------------------------------------------------ - -static void DitherCombine8x8(const uint8_t* dither, uint8_t* dst, - int dst_stride) { - int i, j; - for (j = 0; j < 8; ++j) { - for (i = 0; i < 8; ++i) { - const int delta0 = dither[i] - VP8_DITHER_AMP_CENTER; - const int delta1 = - (delta0 + VP8_DITHER_DESCALE_ROUNDER) >> VP8_DITHER_DESCALE; - dst[i] = clip_8b((int)dst[i] + delta1); - } - dst += dst_stride; - dither += 8; - } -} - -//------------------------------------------------------------------------------ - -VP8DecIdct2 VP8Transform; -VP8DecIdct VP8TransformAC3; -VP8DecIdct VP8TransformUV; -VP8DecIdct VP8TransformDC; -VP8DecIdct VP8TransformDCUV; - -VP8LumaFilterFunc VP8VFilter16; -VP8LumaFilterFunc VP8HFilter16; -VP8ChromaFilterFunc VP8VFilter8; -VP8ChromaFilterFunc VP8HFilter8; -VP8LumaFilterFunc VP8VFilter16i; -VP8LumaFilterFunc VP8HFilter16i; -VP8ChromaFilterFunc VP8VFilter8i; -VP8ChromaFilterFunc VP8HFilter8i; -VP8SimpleFilterFunc VP8SimpleVFilter16; -VP8SimpleFilterFunc VP8SimpleHFilter16; -VP8SimpleFilterFunc VP8SimpleVFilter16i; -VP8SimpleFilterFunc VP8SimpleHFilter16i; - -void (*VP8DitherCombine8x8)(const uint8_t* dither, uint8_t* dst, - int dst_stride); - -extern void VP8DspInitSSE2(void); -extern void VP8DspInitSSE41(void); -extern void VP8DspInitNEON(void); -extern void VP8DspInitMIPS32(void); -extern void VP8DspInitMIPSdspR2(void); -extern void VP8DspInitMSA(void); - -static volatile VP8CPUInfo dec_last_cpuinfo_used = - (VP8CPUInfo)&dec_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInit(void) { - if (dec_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8InitClipTables(); - - VP8TransformWHT = TransformWHT; - VP8Transform = TransformTwo; - VP8TransformUV = TransformUV; - VP8TransformDC = TransformDC; - VP8TransformDCUV = TransformDCUV; - VP8TransformAC3 = TransformAC3; - - VP8VFilter16 = VFilter16; - VP8HFilter16 = HFilter16; - VP8VFilter8 = VFilter8; - VP8HFilter8 = HFilter8; - VP8VFilter16i = VFilter16i; - VP8HFilter16i = HFilter16i; - VP8VFilter8i = VFilter8i; - VP8HFilter8i = HFilter8i; - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; - - VP8PredLuma4[0] = DC4; - VP8PredLuma4[1] = TM4; - VP8PredLuma4[2] = VE4; - VP8PredLuma4[3] = HE4; - VP8PredLuma4[4] = RD4; - VP8PredLuma4[5] = VR4; - VP8PredLuma4[6] = LD4; - VP8PredLuma4[7] = VL4; - VP8PredLuma4[8] = HD4; - VP8PredLuma4[9] = HU4; - - VP8PredLuma16[0] = DC16; - VP8PredLuma16[1] = TM16; - VP8PredLuma16[2] = VE16; - VP8PredLuma16[3] = HE16; - VP8PredLuma16[4] = DC16NoTop; - VP8PredLuma16[5] = DC16NoLeft; - VP8PredLuma16[6] = DC16NoTopLeft; - - VP8PredChroma8[0] = DC8uv; - VP8PredChroma8[1] = TM8uv; - VP8PredChroma8[2] = VE8uv; - VP8PredChroma8[3] = HE8uv; - VP8PredChroma8[4] = DC8uvNoTop; - VP8PredChroma8[5] = DC8uvNoLeft; - VP8PredChroma8[6] = DC8uvNoTopLeft; - - VP8DitherCombine8x8 = DitherCombine8x8; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8DspInitSSE2(); -#if defined(WEBP_USE_SSE41) - if (VP8GetCPUInfo(kSSE4_1)) { - VP8DspInitSSE41(); - } -#endif - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - VP8DspInitNEON(); - } -#endif -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - VP8DspInitMIPS32(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8DspInitMIPSdspR2(); - } -#endif -#if defined(WEBP_USE_MSA) - if (VP8GetCPUInfo(kMSA)) { - VP8DspInitMSA(); - } -#endif - } - dec_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/dec_clip_tables.c b/drivers/webp/dsp/dec_clip_tables.c deleted file mode 100644 index 3b6dde86ba..0000000000 --- a/drivers/webp/dsp/dec_clip_tables.c +++ /dev/null @@ -1,366 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Clipping tables for filtering -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#define USE_STATIC_TABLES // undefine to have run-time table initialization - -#ifdef USE_STATIC_TABLES - -static const uint8_t abs0[255 + 255 + 1] = { - 0xff, 0xfe, 0xfd, 0xfc, 0xfb, 0xfa, 0xf9, 0xf8, 0xf7, 0xf6, 0xf5, 0xf4, - 0xf3, 0xf2, 0xf1, 0xf0, 0xef, 0xee, 0xed, 0xec, 0xeb, 0xea, 0xe9, 0xe8, - 0xe7, 0xe6, 0xe5, 0xe4, 0xe3, 0xe2, 0xe1, 0xe0, 0xdf, 0xde, 0xdd, 0xdc, - 0xdb, 0xda, 0xd9, 0xd8, 0xd7, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xd0, - 0xcf, 0xce, 0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc8, 0xc7, 0xc6, 0xc5, 0xc4, - 0xc3, 0xc2, 0xc1, 0xc0, 0xbf, 0xbe, 0xbd, 0xbc, 0xbb, 0xba, 0xb9, 0xb8, - 0xb7, 0xb6, 0xb5, 0xb4, 0xb3, 0xb2, 0xb1, 0xb0, 0xaf, 0xae, 0xad, 0xac, - 0xab, 0xaa, 0xa9, 0xa8, 0xa7, 0xa6, 0xa5, 0xa4, 0xa3, 0xa2, 0xa1, 0xa0, - 0x9f, 0x9e, 0x9d, 0x9c, 0x9b, 0x9a, 0x99, 0x98, 0x97, 0x96, 0x95, 0x94, - 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e, 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88, - 0x87, 0x86, 0x85, 0x84, 0x83, 0x82, 0x81, 0x80, 0x7f, 0x7e, 0x7d, 0x7c, - 0x7b, 0x7a, 0x79, 0x78, 0x77, 0x76, 0x75, 0x74, 0x73, 0x72, 0x71, 0x70, - 0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69, 0x68, 0x67, 0x66, 0x65, 0x64, - 0x63, 0x62, 0x61, 0x60, 0x5f, 0x5e, 0x5d, 0x5c, 0x5b, 0x5a, 0x59, 0x58, - 0x57, 0x56, 0x55, 0x54, 0x53, 0x52, 0x51, 0x50, 0x4f, 0x4e, 0x4d, 0x4c, - 0x4b, 0x4a, 0x49, 0x48, 0x47, 0x46, 0x45, 0x44, 0x43, 0x42, 0x41, 0x40, - 0x3f, 0x3e, 0x3d, 0x3c, 0x3b, 0x3a, 0x39, 0x38, 0x37, 0x36, 0x35, 0x34, - 0x33, 0x32, 0x31, 0x30, 0x2f, 0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28, - 0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1f, 0x1e, 0x1d, 0x1c, - 0x1b, 0x1a, 0x19, 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, - 0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, - 0x03, 0x02, 0x01, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, - 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, - 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, - 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, - 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, - 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, - 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, - 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x5b, 0x5c, - 0x5d, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, - 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, - 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, - 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, - 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, - 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, - 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, - 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, - 0xbd, 0xbe, 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, - 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, - 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, - 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, - 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, - 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff -}; - -static const int8_t sclip1[1020 + 1020 + 1] = { - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 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0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f -}; - -static const int8_t sclip2[112 + 112 + 1] = { - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, - 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, - 0xfc, 0xfd, 0xfe, 0xff, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, - 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f -}; - -static const uint8_t clip1[255 + 511 + 1] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, - 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, - 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, - 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, - 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, - 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, - 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, - 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x5b, 0x5c, - 0x5d, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, - 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, - 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, - 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, - 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, - 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, - 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, - 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, - 0xbd, 0xbe, 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, - 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, - 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, - 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, - 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, - 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff -}; - -#else - -// uninitialized tables -static uint8_t abs0[255 + 255 + 1]; -static int8_t sclip1[1020 + 1020 + 1]; -static int8_t sclip2[112 + 112 + 1]; -static uint8_t clip1[255 + 511 + 1]; - -// We declare this variable 'volatile' to prevent instruction reordering -// and make sure it's set to true _last_ (so as to be thread-safe) -static volatile int tables_ok = 0; - -#endif - -const int8_t* const VP8ksclip1 = &sclip1[1020]; -const int8_t* const VP8ksclip2 = &sclip2[112]; -const uint8_t* const VP8kclip1 = &clip1[255]; -const uint8_t* const VP8kabs0 = &abs0[255]; - -WEBP_TSAN_IGNORE_FUNCTION void VP8InitClipTables(void) { -#if !defined(USE_STATIC_TABLES) - int i; - if (!tables_ok) { - for (i = -255; i <= 255; ++i) { - abs0[255 + i] = (i < 0) ? -i : i; - } - for (i = -1020; i <= 1020; ++i) { - sclip1[1020 + i] = (i < -128) ? -128 : (i > 127) ? 127 : i; - } - for (i = -112; i <= 112; ++i) { - sclip2[112 + i] = (i < -16) ? -16 : (i > 15) ? 15 : i; - } - for (i = -255; i <= 255 + 255; ++i) { - clip1[255 + i] = (i < 0) ? 0 : (i > 255) ? 255 : i; - } - tables_ok = 1; - } -#endif // USE_STATIC_TABLES -} diff --git a/drivers/webp/dsp/dec_mips32.c b/drivers/webp/dsp/dec_mips32.c deleted file mode 100644 index 4e9ef42605..0000000000 --- a/drivers/webp/dsp/dec_mips32.c +++ /dev/null @@ -1,587 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of dsp functions -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS32) - -#include "./mips_macro.h" - -static const int kC1 = 20091 + (1 << 16); -static const int kC2 = 35468; - -static WEBP_INLINE int abs_mips32(int x) { - const int sign = x >> 31; - return (x ^ sign) - sign; -} - -// 4 pixels in, 2 pixels out -static WEBP_INLINE void do_filter2(uint8_t* p, int step) { - const int p1 = p[-2 * step], p0 = p[-step], q0 = p[0], q1 = p[step]; - const int a = 3 * (q0 - p0) + VP8ksclip1[p1 - q1]; - const int a1 = VP8ksclip2[(a + 4) >> 3]; - const int a2 = VP8ksclip2[(a + 3) >> 3]; - p[-step] = VP8kclip1[p0 + a2]; - p[ 0] = VP8kclip1[q0 - a1]; -} - -// 4 pixels in, 4 pixels out -static WEBP_INLINE void do_filter4(uint8_t* p, int step) { - const int p1 = p[-2 * step], p0 = p[-step], q0 = p[0], q1 = p[step]; - const int a = 3 * (q0 - p0); - const int a1 = VP8ksclip2[(a + 4) >> 3]; - const int a2 = VP8ksclip2[(a + 3) >> 3]; - const int a3 = (a1 + 1) >> 1; - p[-2 * step] = VP8kclip1[p1 + a3]; - p[- step] = VP8kclip1[p0 + a2]; - p[ 0] = VP8kclip1[q0 - a1]; - p[ step] = VP8kclip1[q1 - a3]; -} - -// 6 pixels in, 6 pixels out -static WEBP_INLINE void do_filter6(uint8_t* p, int step) { - const int p2 = p[-3 * step], p1 = p[-2 * step], p0 = p[-step]; - const int q0 = p[0], q1 = p[step], q2 = p[2 * step]; - const int a = VP8ksclip1[3 * (q0 - p0) + VP8ksclip1[p1 - q1]]; - // a is in [-128,127], a1 in [-27,27], a2 in [-18,18] and a3 in [-9,9] - const int a1 = (27 * a + 63) >> 7; // eq. to ((3 * a + 7) * 9) >> 7 - const int a2 = (18 * a + 63) >> 7; // eq. to ((2 * a + 7) * 9) >> 7 - const int a3 = (9 * a + 63) >> 7; // eq. to ((1 * a + 7) * 9) >> 7 - p[-3 * step] = VP8kclip1[p2 + a3]; - p[-2 * step] = VP8kclip1[p1 + a2]; - p[- step] = VP8kclip1[p0 + a1]; - p[ 0] = VP8kclip1[q0 - a1]; - p[ step] = VP8kclip1[q1 - a2]; - p[ 2 * step] = VP8kclip1[q2 - a3]; -} - -static WEBP_INLINE int hev(const uint8_t* p, int step, int thresh) { - const int p1 = p[-2 * step], p0 = p[-step], q0 = p[0], q1 = p[step]; - return (abs_mips32(p1 - p0) > thresh) || (abs_mips32(q1 - q0) > thresh); -} - -static WEBP_INLINE int needs_filter(const uint8_t* p, int step, int t) { - const int p1 = p[-2 * step], p0 = p[-step], q0 = p[0], q1 = p[step]; - return ((4 * abs_mips32(p0 - q0) + abs_mips32(p1 - q1)) <= t); -} - -static WEBP_INLINE int needs_filter2(const uint8_t* p, - int step, int t, int it) { - const int p3 = p[-4 * step], p2 = p[-3 * step]; - const int p1 = p[-2 * step], p0 = p[-step]; - const int q0 = p[0], q1 = p[step], q2 = p[2 * step], q3 = p[3 * step]; - if ((4 * abs_mips32(p0 - q0) + abs_mips32(p1 - q1)) > t) { - return 0; - } - return abs_mips32(p3 - p2) <= it && abs_mips32(p2 - p1) <= it && - abs_mips32(p1 - p0) <= it && abs_mips32(q3 - q2) <= it && - abs_mips32(q2 - q1) <= it && abs_mips32(q1 - q0) <= it; -} - -static WEBP_INLINE void FilterLoop26(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - const int thresh2 = 2 * thresh + 1; - while (size-- > 0) { - if (needs_filter2(p, hstride, thresh2, ithresh)) { - if (hev(p, hstride, hev_thresh)) { - do_filter2(p, hstride); - } else { - do_filter6(p, hstride); - } - } - p += vstride; - } -} - -static WEBP_INLINE void FilterLoop24(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - const int thresh2 = 2 * thresh + 1; - while (size-- > 0) { - if (needs_filter2(p, hstride, thresh2, ithresh)) { - if (hev(p, hstride, hev_thresh)) { - do_filter2(p, hstride); - } else { - do_filter4(p, hstride); - } - } - p += vstride; - } -} - -// on macroblock edges -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, stride, 1, 16, thresh, ithresh, hev_thresh); -} - -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, 1, stride, 16, thresh, ithresh, hev_thresh); -} - -// 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -// on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - FilterLoop24(p, stride, 1, 16, thresh, ithresh, hev_thresh); - } -} - -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - FilterLoop24(p, 1, stride, 16, thresh, ithresh, hev_thresh); - } -} - -//------------------------------------------------------------------------------ -// Simple In-loop filtering (Paragraph 15.2) - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - for (i = 0; i < 16; ++i) { - if (needs_filter(p + i, stride, thresh2)) { - do_filter2(p + i, stride); - } - } -} - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - for (i = 0; i < 16; ++i) { - if (needs_filter(p + i * stride, 1, thresh2)) { - do_filter2(p + i * stride, 1); - } - } -} - -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - SimpleVFilter16(p, stride, thresh); - } -} - -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - SimpleHFilter16(p, stride, thresh); - } -} - -static void TransformOne(const int16_t* in, uint8_t* dst) { - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14; - int temp15, temp16, temp17, temp18; - int16_t* p_in = (int16_t*)in; - - // loops unrolled and merged to avoid usage of tmp buffer - // and to reduce number of stalls. MUL macro is written - // in assembler and inlined - __asm__ volatile( - "lh %[temp0], 0(%[in]) \n\t" - "lh %[temp8], 16(%[in]) \n\t" - "lh %[temp4], 8(%[in]) \n\t" - "lh %[temp12], 24(%[in]) \n\t" - "addu %[temp16], %[temp0], %[temp8] \n\t" - "subu %[temp0], %[temp0], %[temp8] \n\t" - "mul %[temp8], %[temp4], %[kC2] \n\t" - "mul %[temp17], %[temp12], %[kC1] \n\t" - "mul %[temp4], %[temp4], %[kC1] \n\t" - "mul %[temp12], %[temp12], %[kC2] \n\t" - "lh %[temp1], 2(%[in]) \n\t" - "lh %[temp5], 10(%[in]) \n\t" - "lh %[temp9], 18(%[in]) \n\t" - "lh %[temp13], 26(%[in]) \n\t" - "sra %[temp8], %[temp8], 16 \n\t" - "sra %[temp17], %[temp17], 16 \n\t" - "sra %[temp4], %[temp4], 16 \n\t" - "sra %[temp12], %[temp12], 16 \n\t" - "lh %[temp2], 4(%[in]) \n\t" - "lh %[temp6], 12(%[in]) \n\t" - "lh %[temp10], 20(%[in]) \n\t" - "lh %[temp14], 28(%[in]) \n\t" - "subu %[temp17], %[temp8], %[temp17] \n\t" - "addu %[temp4], %[temp4], %[temp12] \n\t" - "addu %[temp8], %[temp16], %[temp4] \n\t" - "subu %[temp4], %[temp16], %[temp4] \n\t" - "addu %[temp16], %[temp1], %[temp9] \n\t" - "subu %[temp1], %[temp1], %[temp9] \n\t" - "lh %[temp3], 6(%[in]) \n\t" - "lh %[temp7], 14(%[in]) \n\t" - "lh %[temp11], 22(%[in]) \n\t" - "lh %[temp15], 30(%[in]) \n\t" - "addu %[temp12], %[temp0], %[temp17] \n\t" - "subu %[temp0], %[temp0], %[temp17] \n\t" - "mul %[temp9], %[temp5], %[kC2] \n\t" - "mul %[temp17], %[temp13], %[kC1] \n\t" - "mul %[temp5], %[temp5], %[kC1] \n\t" - "mul %[temp13], %[temp13], %[kC2] \n\t" - "sra %[temp9], %[temp9], 16 \n\t" - "sra %[temp17], %[temp17], 16 \n\t" - "subu %[temp17], %[temp9], %[temp17] \n\t" - "sra %[temp5], %[temp5], 16 \n\t" - "sra %[temp13], %[temp13], 16 \n\t" - "addu %[temp5], %[temp5], %[temp13] \n\t" - "addu %[temp13], %[temp1], %[temp17] \n\t" - "subu %[temp1], %[temp1], %[temp17] \n\t" - "mul %[temp17], %[temp14], %[kC1] \n\t" - "mul %[temp14], %[temp14], %[kC2] \n\t" - "addu %[temp9], %[temp16], %[temp5] \n\t" - "subu %[temp5], %[temp16], %[temp5] \n\t" - "addu %[temp16], %[temp2], %[temp10] \n\t" - "subu %[temp2], %[temp2], %[temp10] \n\t" - "mul %[temp10], %[temp6], %[kC2] \n\t" - "mul %[temp6], %[temp6], %[kC1] \n\t" - "sra %[temp17], %[temp17], 16 \n\t" - "sra %[temp14], %[temp14], 16 \n\t" - "sra %[temp10], %[temp10], 16 \n\t" - "sra %[temp6], %[temp6], 16 \n\t" - "subu %[temp17], %[temp10], %[temp17] \n\t" - "addu %[temp6], %[temp6], %[temp14] \n\t" - "addu %[temp10], %[temp16], %[temp6] \n\t" - "subu %[temp6], %[temp16], %[temp6] \n\t" - "addu %[temp14], %[temp2], %[temp17] \n\t" - "subu %[temp2], %[temp2], %[temp17] \n\t" - "mul %[temp17], %[temp15], %[kC1] \n\t" - "mul %[temp15], %[temp15], %[kC2] \n\t" - "addu %[temp16], %[temp3], %[temp11] \n\t" - "subu %[temp3], %[temp3], %[temp11] \n\t" - "mul %[temp11], %[temp7], %[kC2] \n\t" - "mul %[temp7], %[temp7], %[kC1] \n\t" - "addiu %[temp8], %[temp8], 4 \n\t" - "addiu %[temp12], %[temp12], 4 \n\t" - "addiu %[temp0], %[temp0], 4 \n\t" - "addiu %[temp4], %[temp4], 4 \n\t" - "sra %[temp17], %[temp17], 16 \n\t" - "sra %[temp15], %[temp15], 16 \n\t" - "sra %[temp11], %[temp11], 16 \n\t" - "sra %[temp7], %[temp7], 16 \n\t" - "subu %[temp17], %[temp11], %[temp17] \n\t" - "addu %[temp7], %[temp7], %[temp15] \n\t" - "addu %[temp15], %[temp3], %[temp17] \n\t" - "subu %[temp3], %[temp3], %[temp17] \n\t" - "addu %[temp11], %[temp16], %[temp7] \n\t" - "subu %[temp7], %[temp16], %[temp7] \n\t" - "addu %[temp16], %[temp8], %[temp10] \n\t" - "subu %[temp8], %[temp8], %[temp10] \n\t" - "mul %[temp10], %[temp9], %[kC2] \n\t" - "mul %[temp17], %[temp11], %[kC1] \n\t" - "mul %[temp9], %[temp9], %[kC1] \n\t" - "mul %[temp11], %[temp11], %[kC2] \n\t" - "sra %[temp10], %[temp10], 16 \n\t" - "sra %[temp17], %[temp17], 16 \n\t" - "sra %[temp9], %[temp9], 16 \n\t" - "sra %[temp11], %[temp11], 16 \n\t" - "subu %[temp17], %[temp10], %[temp17] \n\t" - "addu %[temp11], %[temp9], %[temp11] \n\t" - "addu %[temp10], %[temp12], %[temp14] \n\t" - "subu %[temp12], %[temp12], %[temp14] \n\t" - "mul %[temp14], %[temp13], %[kC2] \n\t" - "mul %[temp9], %[temp15], %[kC1] \n\t" - "mul %[temp13], %[temp13], %[kC1] \n\t" - "mul %[temp15], %[temp15], %[kC2] \n\t" - "sra %[temp14], %[temp14], 16 \n\t" - "sra %[temp9], %[temp9], 16 \n\t" - "sra %[temp13], %[temp13], 16 \n\t" - "sra %[temp15], %[temp15], 16 \n\t" - "subu %[temp9], %[temp14], %[temp9] \n\t" - "addu %[temp15], %[temp13], %[temp15] \n\t" - "addu %[temp14], %[temp0], %[temp2] \n\t" - "subu %[temp0], %[temp0], %[temp2] \n\t" - "mul %[temp2], %[temp1], %[kC2] \n\t" - "mul %[temp13], %[temp3], %[kC1] \n\t" - "mul %[temp1], %[temp1], %[kC1] \n\t" - "mul %[temp3], %[temp3], %[kC2] \n\t" - "sra %[temp2], %[temp2], 16 \n\t" - "sra %[temp13], %[temp13], 16 \n\t" - "sra %[temp1], %[temp1], 16 \n\t" - "sra %[temp3], %[temp3], 16 \n\t" - "subu %[temp13], %[temp2], %[temp13] \n\t" - "addu %[temp3], %[temp1], %[temp3] \n\t" - "addu %[temp2], %[temp4], %[temp6] \n\t" - "subu %[temp4], %[temp4], %[temp6] \n\t" - "mul %[temp6], %[temp5], %[kC2] \n\t" - "mul %[temp1], %[temp7], %[kC1] \n\t" - "mul %[temp5], %[temp5], %[kC1] \n\t" - "mul %[temp7], %[temp7], %[kC2] \n\t" - "sra %[temp6], %[temp6], 16 \n\t" - "sra %[temp1], %[temp1], 16 \n\t" - "sra %[temp5], %[temp5], 16 \n\t" - "sra %[temp7], %[temp7], 16 \n\t" - "subu %[temp1], %[temp6], %[temp1] \n\t" - "addu %[temp7], %[temp5], %[temp7] \n\t" - "addu %[temp5], %[temp16], %[temp11] \n\t" - "subu %[temp16], %[temp16], %[temp11] \n\t" - "addu %[temp11], %[temp8], %[temp17] \n\t" - "subu %[temp8], %[temp8], %[temp17] \n\t" - "sra %[temp5], %[temp5], 3 \n\t" - "sra %[temp16], %[temp16], 3 \n\t" - "sra %[temp11], %[temp11], 3 \n\t" - "sra %[temp8], %[temp8], 3 \n\t" - "addu %[temp17], %[temp10], %[temp15] \n\t" - "subu %[temp10], %[temp10], %[temp15] \n\t" - "addu %[temp15], %[temp12], %[temp9] \n\t" - "subu %[temp12], %[temp12], %[temp9] \n\t" - "sra %[temp17], %[temp17], 3 \n\t" - "sra %[temp10], %[temp10], 3 \n\t" - "sra %[temp15], %[temp15], 3 \n\t" - "sra %[temp12], %[temp12], 3 \n\t" - "addu %[temp9], %[temp14], %[temp3] \n\t" - "subu %[temp14], %[temp14], %[temp3] \n\t" - "addu %[temp3], %[temp0], %[temp13] \n\t" - "subu %[temp0], %[temp0], %[temp13] \n\t" - "sra %[temp9], %[temp9], 3 \n\t" - "sra %[temp14], %[temp14], 3 \n\t" - "sra %[temp3], %[temp3], 3 \n\t" - "sra %[temp0], %[temp0], 3 \n\t" - "addu %[temp13], %[temp2], %[temp7] \n\t" - "subu %[temp2], %[temp2], %[temp7] \n\t" - "addu %[temp7], %[temp4], %[temp1] \n\t" - "subu %[temp4], %[temp4], %[temp1] \n\t" - "sra %[temp13], %[temp13], 3 \n\t" - "sra %[temp2], %[temp2], 3 \n\t" - "sra %[temp7], %[temp7], 3 \n\t" - "sra %[temp4], %[temp4], 3 \n\t" - "addiu %[temp6], $zero, 255 \n\t" - "lbu %[temp1], 0+0*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp1], %[temp1], %[temp5] \n\t" - "sra %[temp5], %[temp1], 8 \n\t" - "sra %[temp18], %[temp1], 31 \n\t" - "beqz %[temp5], 1f \n\t" - "xor %[temp1], %[temp1], %[temp1] \n\t" - "movz %[temp1], %[temp6], %[temp18] \n\t" - "1: \n\t" - "lbu %[temp18], 1+0*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp1], 0+0*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp18], %[temp18], %[temp11] \n\t" - "sra %[temp11], %[temp18], 8 \n\t" - "sra %[temp1], %[temp18], 31 \n\t" - "beqz %[temp11], 2f \n\t" - "xor %[temp18], %[temp18], %[temp18] \n\t" - "movz %[temp18], %[temp6], %[temp1] \n\t" - "2: \n\t" - "lbu %[temp1], 2+0*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp18], 1+0*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp1], %[temp1], %[temp8] \n\t" - "sra %[temp8], %[temp1], 8 \n\t" - "sra %[temp18], %[temp1], 31 \n\t" - "beqz %[temp8], 3f \n\t" - "xor %[temp1], %[temp1], %[temp1] \n\t" - "movz %[temp1], %[temp6], %[temp18] \n\t" - "3: \n\t" - "lbu %[temp18], 3+0*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp1], 2+0*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp18], %[temp18], %[temp16] \n\t" - "sra %[temp16], %[temp18], 8 \n\t" - "sra %[temp1], %[temp18], 31 \n\t" - "beqz %[temp16], 4f \n\t" - "xor %[temp18], %[temp18], %[temp18] \n\t" - "movz %[temp18], %[temp6], %[temp1] \n\t" - "4: \n\t" - "sb %[temp18], 3+0*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp5], 0+1*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp8], 1+1*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp11], 2+1*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp16], 3+1*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp5], %[temp5], %[temp17] \n\t" - "addu %[temp8], %[temp8], %[temp15] \n\t" - "addu %[temp11], %[temp11], %[temp12] \n\t" - "addu %[temp16], %[temp16], %[temp10] \n\t" - "sra %[temp18], %[temp5], 8 \n\t" - "sra %[temp1], %[temp5], 31 \n\t" - "beqz %[temp18], 5f \n\t" - "xor %[temp5], %[temp5], %[temp5] \n\t" - "movz %[temp5], %[temp6], %[temp1] \n\t" - "5: \n\t" - "sra %[temp18], %[temp8], 8 \n\t" - "sra %[temp1], %[temp8], 31 \n\t" - "beqz %[temp18], 6f \n\t" - "xor %[temp8], %[temp8], %[temp8] \n\t" - "movz %[temp8], %[temp6], %[temp1] \n\t" - "6: \n\t" - "sra %[temp18], %[temp11], 8 \n\t" - "sra %[temp1], %[temp11], 31 \n\t" - "sra %[temp17], %[temp16], 8 \n\t" - "sra %[temp15], %[temp16], 31 \n\t" - "beqz %[temp18], 7f \n\t" - "xor %[temp11], %[temp11], %[temp11] \n\t" - "movz %[temp11], %[temp6], %[temp1] \n\t" - "7: \n\t" - "beqz %[temp17], 8f \n\t" - "xor %[temp16], %[temp16], %[temp16] \n\t" - "movz %[temp16], %[temp6], %[temp15] \n\t" - "8: \n\t" - "sb %[temp5], 0+1*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp8], 1+1*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp11], 2+1*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp16], 3+1*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp5], 0+2*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp8], 1+2*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp11], 2+2*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp16], 3+2*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp5], %[temp5], %[temp9] \n\t" - "addu %[temp8], %[temp8], %[temp3] \n\t" - "addu %[temp11], %[temp11], %[temp0] \n\t" - "addu %[temp16], %[temp16], %[temp14] \n\t" - "sra %[temp18], %[temp5], 8 \n\t" - "sra %[temp1], %[temp5], 31 \n\t" - "sra %[temp17], %[temp8], 8 \n\t" - "sra %[temp15], %[temp8], 31 \n\t" - "sra %[temp12], %[temp11], 8 \n\t" - "sra %[temp10], %[temp11], 31 \n\t" - "sra %[temp9], %[temp16], 8 \n\t" - "sra %[temp3], %[temp16], 31 \n\t" - "beqz %[temp18], 9f \n\t" - "xor %[temp5], %[temp5], %[temp5] \n\t" - "movz %[temp5], %[temp6], %[temp1] \n\t" - "9: \n\t" - "beqz %[temp17], 10f \n\t" - "xor %[temp8], %[temp8], %[temp8] \n\t" - "movz %[temp8], %[temp6], %[temp15] \n\t" - "10: \n\t" - "beqz %[temp12], 11f \n\t" - "xor %[temp11], %[temp11], %[temp11] \n\t" - "movz %[temp11], %[temp6], %[temp10] \n\t" - "11: \n\t" - "beqz %[temp9], 12f \n\t" - "xor %[temp16], %[temp16], %[temp16] \n\t" - "movz %[temp16], %[temp6], %[temp3] \n\t" - "12: \n\t" - "sb %[temp5], 0+2*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp8], 1+2*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp11], 2+2*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp16], 3+2*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp5], 0+3*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp8], 1+3*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp11], 2+3*" XSTR(BPS) "(%[dst]) \n\t" - "lbu %[temp16], 3+3*" XSTR(BPS) "(%[dst]) \n\t" - "addu %[temp5], %[temp5], %[temp13] \n\t" - "addu %[temp8], %[temp8], %[temp7] \n\t" - "addu %[temp11], %[temp11], %[temp4] \n\t" - "addu %[temp16], %[temp16], %[temp2] \n\t" - "sra %[temp18], %[temp5], 8 \n\t" - "sra %[temp1], %[temp5], 31 \n\t" - "sra %[temp17], %[temp8], 8 \n\t" - "sra %[temp15], %[temp8], 31 \n\t" - "sra %[temp12], %[temp11], 8 \n\t" - "sra %[temp10], %[temp11], 31 \n\t" - "sra %[temp9], %[temp16], 8 \n\t" - "sra %[temp3], %[temp16], 31 \n\t" - "beqz %[temp18], 13f \n\t" - "xor %[temp5], %[temp5], %[temp5] \n\t" - "movz %[temp5], %[temp6], %[temp1] \n\t" - "13: \n\t" - "beqz %[temp17], 14f \n\t" - "xor %[temp8], %[temp8], %[temp8] \n\t" - "movz %[temp8], %[temp6], %[temp15] \n\t" - "14: \n\t" - "beqz %[temp12], 15f \n\t" - "xor %[temp11], %[temp11], %[temp11] \n\t" - "movz %[temp11], %[temp6], %[temp10] \n\t" - "15: \n\t" - "beqz %[temp9], 16f \n\t" - "xor %[temp16], %[temp16], %[temp16] \n\t" - "movz %[temp16], %[temp6], %[temp3] \n\t" - "16: \n\t" - "sb %[temp5], 0+3*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp8], 1+3*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp11], 2+3*" XSTR(BPS) "(%[dst]) \n\t" - "sb %[temp16], 3+3*" XSTR(BPS) "(%[dst]) \n\t" - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11), - [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), [temp14]"=&r"(temp14), - [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), [temp17]"=&r"(temp17), - [temp18]"=&r"(temp18) - : [in]"r"(p_in), [kC1]"r"(kC1), [kC2]"r"(kC2), [dst]"r"(dst) - : "memory", "hi", "lo" - ); -} - -static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) { - TransformOne(in, dst); - if (do_two) { - TransformOne(in + 16, dst + 4); - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMIPS32(void) { - VP8InitClipTables(); - - VP8Transform = TransformTwo; - - VP8VFilter16 = VFilter16; - VP8HFilter16 = HFilter16; - VP8VFilter8 = VFilter8; - VP8HFilter8 = HFilter8; - VP8VFilter16i = VFilter16i; - VP8HFilter16i = HFilter16i; - VP8VFilter8i = VFilter8i; - VP8HFilter8i = HFilter8i; - - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(VP8DspInitMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/dec_mips_dsp_r2.c b/drivers/webp/dsp/dec_mips_dsp_r2.c deleted file mode 100644 index db5c657228..0000000000 --- a/drivers/webp/dsp/dec_mips_dsp_r2.c +++ /dev/null @@ -1,994 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of dsp functions -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "./mips_macro.h" - -static const int kC1 = 20091 + (1 << 16); -static const int kC2 = 35468; - -#define MUL(a, b) (((a) * (b)) >> 16) - -static void TransformDC(const int16_t* in, uint8_t* dst) { - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9, temp10; - - __asm__ volatile ( - LOAD_WITH_OFFSET_X4(temp1, temp2, temp3, temp4, dst, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - "lh %[temp5], 0(%[in]) \n\t" - "addiu %[temp5], %[temp5], 4 \n\t" - "ins %[temp5], %[temp5], 16, 16 \n\t" - "shra.ph %[temp5], %[temp5], 3 \n\t" - CONVERT_2_BYTES_TO_HALF(temp6, temp7, temp8, temp9, temp10, temp1, temp2, - temp3, temp1, temp2, temp3, temp4) - STORE_SAT_SUM_X2(temp6, temp7, temp8, temp9, temp10, temp1, temp2, temp3, - temp5, temp5, temp5, temp5, temp5, temp5, temp5, temp5, - dst, 0, 1, 2, 3, BPS) - - OUTPUT_EARLY_CLOBBER_REGS_10() - : [in]"r"(in), [dst]"r"(dst) - : "memory" - ); -} - -static void TransformAC3(const int16_t* in, uint8_t* dst) { - const int a = in[0] + 4; - int c4 = MUL(in[4], kC2); - const int d4 = MUL(in[4], kC1); - const int c1 = MUL(in[1], kC2); - const int d1 = MUL(in[1], kC1); - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18; - - __asm__ volatile ( - "ins %[c4], %[d4], 16, 16 \n\t" - "replv.ph %[temp1], %[a] \n\t" - "replv.ph %[temp4], %[d1] \n\t" - ADD_SUB_HALVES(temp2, temp3, temp1, c4) - "replv.ph %[temp5], %[c1] \n\t" - SHIFT_R_SUM_X2(temp1, temp6, temp7, temp8, temp2, temp9, temp10, temp4, - temp2, temp2, temp3, temp3, temp4, temp5, temp4, temp5) - LOAD_WITH_OFFSET_X4(temp3, temp5, temp11, temp12, dst, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - CONVERT_2_BYTES_TO_HALF(temp13, temp14, temp3, temp15, temp5, temp16, - temp11, temp17, temp3, temp5, temp11, temp12) - PACK_2_HALVES_TO_WORD(temp12, temp18, temp7, temp6, temp1, temp8, temp2, - temp4, temp7, temp6, temp10, temp9) - STORE_SAT_SUM_X2(temp13, temp14, temp3, temp15, temp5, temp16, temp11, - temp17, temp12, temp18, temp1, temp8, temp2, temp4, - temp7, temp6, dst, 0, 1, 2, 3, BPS) - - OUTPUT_EARLY_CLOBBER_REGS_18(), - [c4]"+&r"(c4) - : [dst]"r"(dst), [a]"r"(a), [d1]"r"(d1), [d4]"r"(d4), [c1]"r"(c1) - : "memory" - ); -} - -static void TransformOne(const int16_t* in, uint8_t* dst) { - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18; - - __asm__ volatile ( - "ulw %[temp1], 0(%[in]) \n\t" - "ulw %[temp2], 16(%[in]) \n\t" - LOAD_IN_X2(temp5, temp6, 24, 26) - ADD_SUB_HALVES(temp3, temp4, temp1, temp2) - LOAD_IN_X2(temp1, temp2, 8, 10) - MUL_SHIFT_SUM(temp7, temp8, temp9, temp10, temp11, temp12, temp13, temp14, - temp10, temp8, temp9, temp7, temp1, temp2, temp5, temp6, - temp13, temp11, temp14, temp12) - INSERT_HALF_X2(temp8, temp7, temp10, temp9) - "ulw %[temp17], 4(%[in]) \n\t" - "ulw %[temp18], 20(%[in]) \n\t" - ADD_SUB_HALVES(temp1, temp2, temp3, temp8) - ADD_SUB_HALVES(temp5, temp6, temp4, temp7) - ADD_SUB_HALVES(temp7, temp8, temp17, temp18) - LOAD_IN_X2(temp17, temp18, 12, 14) - LOAD_IN_X2(temp9, temp10, 28, 30) - MUL_SHIFT_SUM(temp11, temp12, temp13, temp14, temp15, temp16, temp4, temp17, - temp12, temp14, temp11, temp13, temp17, temp18, temp9, temp10, - temp15, temp4, temp16, temp17) - INSERT_HALF_X2(temp11, temp12, temp13, temp14) - ADD_SUB_HALVES(temp17, temp8, temp8, temp11) - ADD_SUB_HALVES(temp3, temp4, temp7, temp12) - - // horizontal - SRA_16(temp9, temp10, temp11, temp12, temp1, temp2, temp5, temp6) - INSERT_HALF_X2(temp1, temp6, temp5, temp2) - SRA_16(temp13, temp14, temp15, temp16, temp3, temp4, temp17, temp8) - "repl.ph %[temp2], 0x4 \n\t" - INSERT_HALF_X2(temp3, temp8, temp17, temp4) - "addq.ph %[temp1], %[temp1], %[temp2] \n\t" - "addq.ph %[temp6], %[temp6], %[temp2] \n\t" - ADD_SUB_HALVES(temp2, temp4, temp1, temp3) - ADD_SUB_HALVES(temp5, temp7, temp6, temp8) - MUL_SHIFT_SUM(temp1, temp3, temp6, temp8, temp9, temp13, temp17, temp18, - temp3, temp13, temp1, temp9, temp9, temp13, temp11, temp15, - temp6, temp17, temp8, temp18) - MUL_SHIFT_SUM(temp6, temp8, temp18, temp17, temp11, temp15, temp12, temp16, - temp8, temp15, temp6, temp11, temp12, temp16, temp10, temp14, - temp18, temp12, temp17, temp16) - INSERT_HALF_X2(temp1, temp3, temp9, temp13) - INSERT_HALF_X2(temp6, temp8, temp11, temp15) - SHIFT_R_SUM_X2(temp9, temp10, temp11, temp12, temp13, temp14, temp15, - temp16, temp2, temp4, temp5, temp7, temp3, temp1, temp8, - temp6) - PACK_2_HALVES_TO_WORD(temp1, temp2, temp3, temp4, temp9, temp12, temp13, - temp16, temp11, temp10, temp15, temp14) - LOAD_WITH_OFFSET_X4(temp10, temp11, temp14, temp15, dst, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - CONVERT_2_BYTES_TO_HALF(temp5, temp6, temp7, temp8, temp17, temp18, temp10, - temp11, temp10, temp11, temp14, temp15) - STORE_SAT_SUM_X2(temp5, temp6, temp7, temp8, temp17, temp18, temp10, temp11, - temp9, temp12, temp1, temp2, temp13, temp16, temp3, temp4, - dst, 0, 1, 2, 3, BPS) - - OUTPUT_EARLY_CLOBBER_REGS_18() - : [dst]"r"(dst), [in]"r"(in), [kC1]"r"(kC1), [kC2]"r"(kC2) - : "memory", "hi", "lo" - ); -} - -static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) { - TransformOne(in, dst); - if (do_two) { - TransformOne(in + 16, dst + 4); - } -} - -static WEBP_INLINE void FilterLoop26(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - const int thresh2 = 2 * thresh + 1; - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14, temp15; - - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "1: \n\t" - "negu %[temp1], %[hstride] \n\t" - "addiu %[size], %[size], -1 \n\t" - "sll %[temp2], %[hstride], 1 \n\t" - "sll %[temp3], %[temp1], 1 \n\t" - "addu %[temp4], %[temp2], %[hstride] \n\t" - "addu %[temp5], %[temp3], %[temp1] \n\t" - "lbu %[temp7], 0(%[p]) \n\t" - "sll %[temp6], %[temp3], 1 \n\t" - "lbux %[temp8], %[temp5](%[p]) \n\t" - "lbux %[temp9], %[temp3](%[p]) \n\t" - "lbux %[temp10], %[temp1](%[p]) \n\t" - "lbux %[temp11], %[temp6](%[p]) \n\t" - "lbux %[temp12], %[hstride](%[p]) \n\t" - "lbux %[temp13], %[temp2](%[p]) \n\t" - "lbux %[temp14], %[temp4](%[p]) \n\t" - "subu %[temp1], %[temp10], %[temp7] \n\t" - "subu %[temp2], %[temp9], %[temp12] \n\t" - "absq_s.w %[temp3], %[temp1] \n\t" - "absq_s.w %[temp4], %[temp2] \n\t" - "negu %[temp1], %[temp1] \n\t" - "sll %[temp3], %[temp3], 2 \n\t" - "addu %[temp15], %[temp3], %[temp4] \n\t" - "subu %[temp3], %[temp15], %[thresh2] \n\t" - "sll %[temp6], %[temp1], 1 \n\t" - "bgtz %[temp3], 3f \n\t" - " subu %[temp4], %[temp11], %[temp8] \n\t" - "absq_s.w %[temp4], %[temp4] \n\t" - "shll_s.w %[temp2], %[temp2], 24 \n\t" - "subu %[temp4], %[temp4], %[ithresh] \n\t" - "bgtz %[temp4], 3f \n\t" - " subu %[temp3], %[temp8], %[temp9] \n\t" - "absq_s.w %[temp3], %[temp3] \n\t" - "subu %[temp3], %[temp3], %[ithresh] \n\t" - "bgtz %[temp3], 3f \n\t" - " subu %[temp5], %[temp9], %[temp10] \n\t" - "absq_s.w %[temp3], %[temp5] \n\t" - "absq_s.w %[temp5], %[temp5] \n\t" - "subu %[temp3], %[temp3], %[ithresh] \n\t" - "bgtz %[temp3], 3f \n\t" - " subu %[temp3], %[temp14], %[temp13] \n\t" - "absq_s.w %[temp3], %[temp3] \n\t" - "slt %[temp5], %[hev_thresh], %[temp5] \n\t" - "subu %[temp3], %[temp3], %[ithresh] \n\t" - "bgtz %[temp3], 3f \n\t" - " subu %[temp3], %[temp13], %[temp12] \n\t" - "absq_s.w %[temp3], %[temp3] \n\t" - "sra %[temp4], %[temp2], 24 \n\t" - "subu %[temp3], %[temp3], %[ithresh] \n\t" - "bgtz %[temp3], 3f \n\t" - " subu %[temp15], %[temp12], %[temp7] \n\t" - "absq_s.w %[temp3], %[temp15] \n\t" - "absq_s.w %[temp15], %[temp15] \n\t" - "subu %[temp3], %[temp3], %[ithresh] \n\t" - "bgtz %[temp3], 3f \n\t" - " slt %[temp15], %[hev_thresh], %[temp15] \n\t" - "addu %[temp3], %[temp6], %[temp1] \n\t" - "or %[temp2], %[temp5], %[temp15] \n\t" - "addu %[temp5], %[temp4], %[temp3] \n\t" - "beqz %[temp2], 4f \n\t" - " shra_r.w %[temp1], %[temp5], 3 \n\t" - "addiu %[temp2], %[temp5], 3 \n\t" - "sra %[temp2], %[temp2], 3 \n\t" - "shll_s.w %[temp1], %[temp1], 27 \n\t" - "shll_s.w %[temp2], %[temp2], 27 \n\t" - "subu %[temp3], %[p], %[hstride] \n\t" - "sra %[temp1], %[temp1], 27 \n\t" - "sra %[temp2], %[temp2], 27 \n\t" - "subu %[temp1], %[temp7], %[temp1] \n\t" - "addu %[temp2], %[temp10], %[temp2] \n\t" - "lbux %[temp2], %[temp2](%[VP8kclip1]) \n\t" - "lbux %[temp1], %[temp1](%[VP8kclip1]) \n\t" - "sb %[temp2], 0(%[temp3]) \n\t" - "j 3f \n\t" - " sb %[temp1], 0(%[p]) \n\t" - "4: \n\t" - "shll_s.w %[temp5], %[temp5], 24 \n\t" - "subu %[temp14], %[p], %[hstride] \n\t" - "subu %[temp11], %[temp14], %[hstride] \n\t" - "sra %[temp6], %[temp5], 24 \n\t" - "sll %[temp1], %[temp6], 3 \n\t" - "subu %[temp15], %[temp11], %[hstride] \n\t" - "addu %[temp2], %[temp6], %[temp1] \n\t" - "sll %[temp3], %[temp2], 1 \n\t" - "addu %[temp4], %[temp3], %[temp2] \n\t" - "addiu %[temp2], %[temp2], 63 \n\t" - "addiu %[temp3], %[temp3], 63 \n\t" - "addiu %[temp4], %[temp4], 63 \n\t" - "sra %[temp2], %[temp2], 7 \n\t" - "sra %[temp3], %[temp3], 7 \n\t" - "sra %[temp4], %[temp4], 7 \n\t" - "addu %[temp1], %[temp8], %[temp2] \n\t" - "addu %[temp5], %[temp9], %[temp3] \n\t" - "addu %[temp6], %[temp10], %[temp4] \n\t" - "subu %[temp8], %[temp7], %[temp4] \n\t" - "subu %[temp7], %[temp12], %[temp3] \n\t" - "addu %[temp10], %[p], %[hstride] \n\t" - "subu %[temp9], %[temp13], %[temp2] \n\t" - "addu %[temp12], %[temp10], %[hstride] \n\t" - "lbux %[temp2], %[temp1](%[VP8kclip1]) \n\t" - "lbux %[temp3], %[temp5](%[VP8kclip1]) \n\t" - "lbux %[temp4], %[temp6](%[VP8kclip1]) \n\t" - "lbux %[temp5], %[temp8](%[VP8kclip1]) \n\t" - "lbux %[temp6], %[temp7](%[VP8kclip1]) \n\t" - "lbux %[temp8], %[temp9](%[VP8kclip1]) \n\t" - "sb %[temp2], 0(%[temp15]) \n\t" - "sb %[temp3], 0(%[temp11]) \n\t" - "sb %[temp4], 0(%[temp14]) \n\t" - "sb %[temp5], 0(%[p]) \n\t" - "sb %[temp6], 0(%[temp10]) \n\t" - "sb %[temp8], 0(%[temp12]) \n\t" - "3: \n\t" - "bgtz %[size], 1b \n\t" - " addu %[p], %[p], %[vstride] \n\t" - ".set pop \n\t" - : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2),[temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), - [temp7]"=&r"(temp7),[temp8]"=&r"(temp8),[temp9]"=&r"(temp9), - [temp10]"=&r"(temp10),[temp11]"=&r"(temp11),[temp12]"=&r"(temp12), - [temp13]"=&r"(temp13),[temp14]"=&r"(temp14),[temp15]"=&r"(temp15), - [size]"+&r"(size), [p]"+&r"(p) - : [hstride]"r"(hstride), [thresh2]"r"(thresh2), - [ithresh]"r"(ithresh),[vstride]"r"(vstride), [hev_thresh]"r"(hev_thresh), - [VP8kclip1]"r"(VP8kclip1) - : "memory" - ); -} - -static WEBP_INLINE void FilterLoop24(uint8_t* p, - int hstride, int vstride, int size, - int thresh, int ithresh, int hev_thresh) { - int p0, q0, p1, q1, p2, q2, p3, q3; - int step1, step2, temp1, temp2, temp3, temp4; - uint8_t* pTemp0; - uint8_t* pTemp1; - const int thresh2 = 2 * thresh + 1; - - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "bltz %[size], 3f \n\t" - " nop \n\t" - "2: \n\t" - "negu %[step1], %[hstride] \n\t" - "lbu %[q0], 0(%[p]) \n\t" - "lbux %[p0], %[step1](%[p]) \n\t" - "subu %[step1], %[step1], %[hstride] \n\t" - "lbux %[q1], %[hstride](%[p]) \n\t" - "subu %[temp1], %[p0], %[q0] \n\t" - "lbux %[p1], %[step1](%[p]) \n\t" - "addu %[step2], %[hstride], %[hstride] \n\t" - "absq_s.w %[temp2], %[temp1] \n\t" - "subu %[temp3], %[p1], %[q1] \n\t" - "absq_s.w %[temp4], %[temp3] \n\t" - "sll %[temp2], %[temp2], 2 \n\t" - "addu %[temp2], %[temp2], %[temp4] \n\t" - "subu %[temp4], %[temp2], %[thresh2] \n\t" - "subu %[step1], %[step1], %[hstride] \n\t" - "bgtz %[temp4], 0f \n\t" - " lbux %[p2], %[step1](%[p]) \n\t" - "subu %[step1], %[step1], %[hstride] \n\t" - "lbux %[q2], %[step2](%[p]) \n\t" - "lbux %[p3], %[step1](%[p]) \n\t" - "subu %[temp4], %[p2], %[p1] \n\t" - "addu %[step2], %[step2], %[hstride] \n\t" - "subu %[temp2], %[p3], %[p2] \n\t" - "absq_s.w %[temp4], %[temp4] \n\t" - "absq_s.w %[temp2], %[temp2] \n\t" - "lbux %[q3], %[step2](%[p]) \n\t" - "subu %[temp4], %[temp4], %[ithresh] \n\t" - "negu %[temp1], %[temp1] \n\t" - "bgtz %[temp4], 0f \n\t" - " subu %[temp2], %[temp2], %[ithresh] \n\t" - "subu %[p3], %[p1], %[p0] \n\t" - "bgtz %[temp2], 0f \n\t" - " absq_s.w %[p3], %[p3] \n\t" - "subu %[temp4], %[q3], %[q2] \n\t" - "subu %[pTemp0], %[p], %[hstride] \n\t" - "absq_s.w %[temp4], %[temp4] \n\t" - "subu %[temp2], %[p3], %[ithresh] \n\t" - "sll %[step1], %[temp1], 1 \n\t" - "bgtz %[temp2], 0f \n\t" - " subu %[temp4], %[temp4], %[ithresh] \n\t" - "subu %[temp2], %[q2], %[q1] \n\t" - "bgtz %[temp4], 0f \n\t" - " absq_s.w %[temp2], %[temp2] \n\t" - "subu %[q3], %[q1], %[q0] \n\t" - "absq_s.w %[q3], %[q3] \n\t" - "subu %[temp2], %[temp2], %[ithresh] \n\t" - "addu %[temp1], %[temp1], %[step1] \n\t" - "bgtz %[temp2], 0f \n\t" - " subu %[temp4], %[q3], %[ithresh] \n\t" - "slt %[p3], %[hev_thresh], %[p3] \n\t" - "bgtz %[temp4], 0f \n\t" - " slt %[q3], %[hev_thresh], %[q3] \n\t" - "or %[q3], %[q3], %[p3] \n\t" - "bgtz %[q3], 1f \n\t" - " shra_r.w %[temp2], %[temp1], 3 \n\t" - "addiu %[temp1], %[temp1], 3 \n\t" - "sra %[temp1], %[temp1], 3 \n\t" - "shll_s.w %[temp2], %[temp2], 27 \n\t" - "shll_s.w %[temp1], %[temp1], 27 \n\t" - "addu %[pTemp1], %[p], %[hstride] \n\t" - "sra %[temp2], %[temp2], 27 \n\t" - "sra %[temp1], %[temp1], 27 \n\t" - "addiu %[step1], %[temp2], 1 \n\t" - "sra %[step1], %[step1], 1 \n\t" - "addu %[p0], %[p0], %[temp1] \n\t" - "addu %[p1], %[p1], %[step1] \n\t" - "subu %[q0], %[q0], %[temp2] \n\t" - "subu %[q1], %[q1], %[step1] \n\t" - "lbux %[temp2], %[p0](%[VP8kclip1]) \n\t" - "lbux %[temp3], %[q0](%[VP8kclip1]) \n\t" - "lbux %[temp4], %[q1](%[VP8kclip1]) \n\t" - "sb %[temp2], 0(%[pTemp0]) \n\t" - "lbux %[temp1], %[p1](%[VP8kclip1]) \n\t" - "subu %[pTemp0], %[pTemp0], %[hstride] \n\t" - "sb %[temp3], 0(%[p]) \n\t" - "sb %[temp4], 0(%[pTemp1]) \n\t" - "j 0f \n\t" - " sb %[temp1], 0(%[pTemp0]) \n\t" - "1: \n\t" - "shll_s.w %[temp3], %[temp3], 24 \n\t" - "sra %[temp3], %[temp3], 24 \n\t" - "addu %[temp1], %[temp1], %[temp3] \n\t" - "shra_r.w %[temp2], %[temp1], 3 \n\t" - "addiu %[temp1], %[temp1], 3 \n\t" - "shll_s.w %[temp2], %[temp2], 27 \n\t" - "sra %[temp1], %[temp1], 3 \n\t" - "shll_s.w %[temp1], %[temp1], 27 \n\t" - "sra %[temp2], %[temp2], 27 \n\t" - "sra %[temp1], %[temp1], 27 \n\t" - "addu %[p0], %[p0], %[temp1] \n\t" - "subu %[q0], %[q0], %[temp2] \n\t" - "lbux %[temp1], %[p0](%[VP8kclip1]) \n\t" - "lbux %[temp2], %[q0](%[VP8kclip1]) \n\t" - "sb %[temp2], 0(%[p]) \n\t" - "sb %[temp1], 0(%[pTemp0]) \n\t" - "0: \n\t" - "subu %[size], %[size], 1 \n\t" - "bgtz %[size], 2b \n\t" - " addu %[p], %[p], %[vstride] \n\t" - "3: \n\t" - ".set pop \n\t" - : [p0]"=&r"(p0), [q0]"=&r"(q0), [p1]"=&r"(p1), [q1]"=&r"(q1), - [p2]"=&r"(p2), [q2]"=&r"(q2), [p3]"=&r"(p3), [q3]"=&r"(q3), - [step2]"=&r"(step2), [step1]"=&r"(step1), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), - [pTemp0]"=&r"(pTemp0), [pTemp1]"=&r"(pTemp1), [p]"+&r"(p), - [size]"+&r"(size) - : [vstride]"r"(vstride), [ithresh]"r"(ithresh), - [hev_thresh]"r"(hev_thresh), [hstride]"r"(hstride), - [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2) - : "memory" - ); -} - -// on macroblock edges -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, stride, 1, 16, thresh, ithresh, hev_thresh); -} - -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(p, 1, stride, 16, thresh, ithresh, hev_thresh); -} - -// 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop26(u, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop26(v, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -// on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - FilterLoop24(p, stride, 1, 16, thresh, ithresh, hev_thresh); - } -} - -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - FilterLoop24(p, 1, stride, 16, thresh, ithresh, hev_thresh); - } -} - -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4 * stride, stride, 1, 8, thresh, ithresh, hev_thresh); -} - -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - FilterLoop24(u + 4, 1, stride, 8, thresh, ithresh, hev_thresh); - FilterLoop24(v + 4, 1, stride, 8, thresh, ithresh, hev_thresh); -} - -#undef MUL - -//------------------------------------------------------------------------------ -// Simple In-loop filtering (Paragraph 15.2) - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - uint8_t* p1 = p - stride; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "li %[i], 16 \n\t" - "0: \n\t" - "negu %[temp4], %[stride] \n\t" - "sll %[temp5], %[temp4], 1 \n\t" - "lbu %[temp2], 0(%[p]) \n\t" - "lbux %[temp3], %[stride](%[p]) \n\t" - "lbux %[temp1], %[temp4](%[p]) \n\t" - "lbux %[temp0], %[temp5](%[p]) \n\t" - "subu %[temp7], %[temp1], %[temp2] \n\t" - "subu %[temp6], %[temp0], %[temp3] \n\t" - "absq_s.w %[temp4], %[temp7] \n\t" - "absq_s.w %[temp5], %[temp6] \n\t" - "sll %[temp4], %[temp4], 2 \n\t" - "subu %[temp5], %[temp5], %[thresh2] \n\t" - "addu %[temp5], %[temp4], %[temp5] \n\t" - "negu %[temp8], %[temp7] \n\t" - "bgtz %[temp5], 1f \n\t" - " addiu %[i], %[i], -1 \n\t" - "sll %[temp4], %[temp8], 1 \n\t" - "shll_s.w %[temp5], %[temp6], 24 \n\t" - "addu %[temp3], %[temp4], %[temp8] \n\t" - "sra %[temp5], %[temp5], 24 \n\t" - "addu %[temp3], %[temp3], %[temp5] \n\t" - "addiu %[temp7], %[temp3], 3 \n\t" - "sra %[temp7], %[temp7], 3 \n\t" - "shra_r.w %[temp8], %[temp3], 3 \n\t" - "shll_s.w %[temp0], %[temp7], 27 \n\t" - "shll_s.w %[temp4], %[temp8], 27 \n\t" - "sra %[temp0], %[temp0], 27 \n\t" - "sra %[temp4], %[temp4], 27 \n\t" - "addu %[temp7], %[temp1], %[temp0] \n\t" - "subu %[temp2], %[temp2], %[temp4] \n\t" - "lbux %[temp3], %[temp7](%[VP8kclip1]) \n\t" - "lbux %[temp4], %[temp2](%[VP8kclip1]) \n\t" - "sb %[temp3], 0(%[p1]) \n\t" - "sb %[temp4], 0(%[p]) \n\t" - "1: \n\t" - "addiu %[p1], %[p1], 1 \n\t" - "bgtz %[i], 0b \n\t" - " addiu %[p], %[p], 1 \n\t" - " .set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [p]"+&r"(p), [i]"=&r"(i), [p1]"+&r"(p1) - : [stride]"r"(stride), [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2) - : "memory" - ); -} - -// TEMP0 = SRC[A + A1 * BPS] -// TEMP1 = SRC[B + B1 * BPS] -// TEMP2 = SRC[C + C1 * BPS] -// TEMP3 = SRC[D + D1 * BPS] -#define LOAD_4_BYTES(TEMP0, TEMP1, TEMP2, TEMP3, \ - A, A1, B, B1, C, C1, D, D1, SRC) \ - "lbu %[" #TEMP0 "], " #A "+" #A1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \ - "lbu %[" #TEMP1 "], " #B "+" #B1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \ - "lbu %[" #TEMP2 "], " #C "+" #C1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \ - "lbu %[" #TEMP3 "], " #D "+" #D1 "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \ - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - int i; - const int thresh2 = 2 * thresh + 1; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "li %[i], 16 \n\t" - "0: \n\t" - LOAD_4_BYTES(temp0, temp1, temp2, temp3, -2, 0, -1, 0, 0, 0, 1, 0, p) - "subu %[temp7], %[temp1], %[temp2] \n\t" - "subu %[temp6], %[temp0], %[temp3] \n\t" - "absq_s.w %[temp4], %[temp7] \n\t" - "absq_s.w %[temp5], %[temp6] \n\t" - "sll %[temp4], %[temp4], 2 \n\t" - "addu %[temp5], %[temp4], %[temp5] \n\t" - "subu %[temp5], %[temp5], %[thresh2] \n\t" - "negu %[temp8], %[temp7] \n\t" - "bgtz %[temp5], 1f \n\t" - " addiu %[i], %[i], -1 \n\t" - "sll %[temp4], %[temp8], 1 \n\t" - "shll_s.w %[temp5], %[temp6], 24 \n\t" - "addu %[temp3], %[temp4], %[temp8] \n\t" - "sra %[temp5], %[temp5], 24 \n\t" - "addu %[temp3], %[temp3], %[temp5] \n\t" - "addiu %[temp7], %[temp3], 3 \n\t" - "sra %[temp7], %[temp7], 3 \n\t" - "shra_r.w %[temp8], %[temp3], 3 \n\t" - "shll_s.w %[temp0], %[temp7], 27 \n\t" - "shll_s.w %[temp4], %[temp8], 27 \n\t" - "sra %[temp0], %[temp0], 27 \n\t" - "sra %[temp4], %[temp4], 27 \n\t" - "addu %[temp7], %[temp1], %[temp0] \n\t" - "subu %[temp2], %[temp2], %[temp4] \n\t" - "lbux %[temp3], %[temp7](%[VP8kclip1]) \n\t" - "lbux %[temp4], %[temp2](%[VP8kclip1]) \n\t" - "sb %[temp3], -1(%[p]) \n\t" - "sb %[temp4], 0(%[p]) \n\t" - "1: \n\t" - "bgtz %[i], 0b \n\t" - " addu %[p], %[p], %[stride] \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [p]"+&r"(p), [i]"=&r"(i) - : [stride]"r"(stride), [VP8kclip1]"r"(VP8kclip1), [thresh2]"r"(thresh2) - : "memory" - ); -} - -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - SimpleVFilter16(p, stride, thresh); - } -} - -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - SimpleHFilter16(p, stride, thresh); - } -} - -// DST[A * BPS] = TEMP0 -// DST[B + C * BPS] = TEMP1 -#define STORE_8_BYTES(TEMP0, TEMP1, A, B, C, DST) \ - "usw %[" #TEMP0 "], " #A "*" XSTR(BPS) "(%[" #DST "]) \n\t" \ - "usw %[" #TEMP1 "], " #B "+" #C "*" XSTR(BPS) "(%[" #DST "]) \n\t" - -static void VE4(uint8_t* dst) { // vertical - const uint8_t* top = dst - BPS; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; - __asm__ volatile ( - "ulw %[temp0], -1(%[top]) \n\t" - "ulh %[temp1], 3(%[top]) \n\t" - "preceu.ph.qbr %[temp2], %[temp0] \n\t" - "preceu.ph.qbl %[temp3], %[temp0] \n\t" - "preceu.ph.qbr %[temp4], %[temp1] \n\t" - "packrl.ph %[temp5], %[temp3], %[temp2] \n\t" - "packrl.ph %[temp6], %[temp4], %[temp3] \n\t" - "shll.ph %[temp5], %[temp5], 1 \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp2], %[temp5], %[temp2] \n\t" - "addq.ph %[temp6], %[temp6], %[temp4] \n\t" - "addq.ph %[temp2], %[temp2], %[temp3] \n\t" - "addq.ph %[temp6], %[temp6], %[temp3] \n\t" - "shra_r.ph %[temp2], %[temp2], 2 \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "precr.qb.ph %[temp4], %[temp6], %[temp2] \n\t" - STORE_8_BYTES(temp4, temp4, 0, 0, 1, dst) - STORE_8_BYTES(temp4, temp4, 2, 0, 3, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void DC4(uint8_t* dst) { // DC - int temp0, temp1, temp2, temp3, temp4; - __asm__ volatile ( - "ulw %[temp0], -1*" XSTR(BPS) "(%[dst]) \n\t" - LOAD_4_BYTES(temp1, temp2, temp3, temp4, -1, 0, -1, 1, -1, 2, -1, 3, dst) - "ins %[temp1], %[temp2], 8, 8 \n\t" - "ins %[temp1], %[temp3], 16, 8 \n\t" - "ins %[temp1], %[temp4], 24, 8 \n\t" - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "shra_r.w %[temp0], %[temp0], 3 \n\t" - "replv.qb %[temp0], %[temp0] \n\t" - STORE_8_BYTES(temp0, temp0, 0, 0, 1, dst) - STORE_8_BYTES(temp0, temp0, 2, 0, 3, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4) - : [dst]"r"(dst) - : "memory" - ); -} - -static void RD4(uint8_t* dst) { // Down-right - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8; - __asm__ volatile ( - LOAD_4_BYTES(temp0, temp1, temp2, temp3, -1, 0, -1, 1, -1, 2, -1, 3, dst) - "ulw %[temp7], -1-" XSTR(BPS) "(%[dst]) \n\t" - "ins %[temp1], %[temp0], 16, 16 \n\t" - "preceu.ph.qbr %[temp5], %[temp7] \n\t" - "ins %[temp2], %[temp1], 16, 16 \n\t" - "preceu.ph.qbl %[temp4], %[temp7] \n\t" - "ins %[temp3], %[temp2], 16, 16 \n\t" - "shll.ph %[temp2], %[temp2], 1 \n\t" - "addq.ph %[temp3], %[temp3], %[temp1] \n\t" - "packrl.ph %[temp6], %[temp5], %[temp1] \n\t" - "addq.ph %[temp3], %[temp3], %[temp2] \n\t" - "addq.ph %[temp1], %[temp1], %[temp5] \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp1], %[temp1], %[temp6] \n\t" - "packrl.ph %[temp0], %[temp4], %[temp5] \n\t" - "addq.ph %[temp8], %[temp5], %[temp4] \n\t" - "shra_r.ph %[temp3], %[temp3], 2 \n\t" - "shll.ph %[temp0], %[temp0], 1 \n\t" - "shra_r.ph %[temp1], %[temp1], 2 \n\t" - "addq.ph %[temp8], %[temp0], %[temp8] \n\t" - "lbu %[temp5], 3-" XSTR(BPS) "(%[dst]) \n\t" - "precrq.ph.w %[temp7], %[temp7], %[temp7] \n\t" - "shra_r.ph %[temp8], %[temp8], 2 \n\t" - "ins %[temp7], %[temp5], 0, 8 \n\t" - "precr.qb.ph %[temp2], %[temp1], %[temp3] \n\t" - "raddu.w.qb %[temp4], %[temp7] \n\t" - "precr.qb.ph %[temp6], %[temp8], %[temp1] \n\t" - "shra_r.w %[temp4], %[temp4], 2 \n\t" - STORE_8_BYTES(temp2, temp6, 3, 0, 1, dst) - "prepend %[temp2], %[temp8], 8 \n\t" - "prepend %[temp6], %[temp4], 8 \n\t" - STORE_8_BYTES(temp2, temp6, 2, 0, 0, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8) - : [dst]"r"(dst) - : "memory" - ); -} - -// TEMP0 = SRC[A * BPS] -// TEMP1 = SRC[B + C * BPS] -#define LOAD_8_BYTES(TEMP0, TEMP1, A, B, C, SRC) \ - "ulw %[" #TEMP0 "], " #A "*" XSTR(BPS) "(%[" #SRC "]) \n\t" \ - "ulw %[" #TEMP1 "], " #B "+" #C "*" XSTR(BPS) "(%[" #SRC "]) \n\t" - -static void LD4(uint8_t* dst) { // Down-Left - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - __asm__ volatile ( - LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst) - "preceu.ph.qbl %[temp2], %[temp0] \n\t" - "preceu.ph.qbr %[temp3], %[temp0] \n\t" - "preceu.ph.qbr %[temp4], %[temp1] \n\t" - "preceu.ph.qbl %[temp5], %[temp1] \n\t" - "packrl.ph %[temp6], %[temp2], %[temp3] \n\t" - "packrl.ph %[temp7], %[temp4], %[temp2] \n\t" - "packrl.ph %[temp8], %[temp5], %[temp4] \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp9], %[temp2], %[temp6] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "addq.ph %[temp9], %[temp9], %[temp3] \n\t" - "shll.ph %[temp8], %[temp8], 1 \n\t" - "shra_r.ph %[temp9], %[temp9], 2 \n\t" - "addq.ph %[temp3], %[temp4], %[temp7] \n\t" - "addq.ph %[temp0], %[temp5], %[temp8] \n\t" - "addq.ph %[temp3], %[temp3], %[temp2] \n\t" - "addq.ph %[temp0], %[temp0], %[temp4] \n\t" - "shra_r.ph %[temp3], %[temp3], 2 \n\t" - "shra_r.ph %[temp0], %[temp0], 2 \n\t" - "srl %[temp1], %[temp1], 24 \n\t" - "sll %[temp1], %[temp1], 1 \n\t" - "raddu.w.qb %[temp5], %[temp5] \n\t" - "precr.qb.ph %[temp9], %[temp3], %[temp9] \n\t" - "precr.qb.ph %[temp3], %[temp0], %[temp3] \n\t" - "addu %[temp1], %[temp1], %[temp5] \n\t" - "shra_r.w %[temp1], %[temp1], 2 \n\t" - STORE_8_BYTES(temp9, temp3, 0, 0, 2, dst) - "prepend %[temp9], %[temp0], 8 \n\t" - "prepend %[temp3], %[temp1], 8 \n\t" - STORE_8_BYTES(temp9, temp3, 1, 0, 3, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [dst]"r"(dst) - : "memory" - ); -} - -//------------------------------------------------------------------------------ -// Chroma - -static void DC8uv(uint8_t* dst) { // DC - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - __asm__ volatile ( - LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst) - LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst) - LOAD_4_BYTES(temp6, temp7, temp8, temp9, -1, 4, -1, 5, -1, 6, -1, 7, dst) - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addu %[temp4], %[temp4], %[temp5] \n\t" - "addu %[temp6], %[temp6], %[temp7] \n\t" - "addu %[temp8], %[temp8], %[temp9] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp4] \n\t" - "addu %[temp6], %[temp6], %[temp8] \n\t" - "addu %[temp0], %[temp0], %[temp2] \n\t" - "addu %[temp0], %[temp0], %[temp6] \n\t" - "shra_r.w %[temp0], %[temp0], 4 \n\t" - "replv.qb %[temp0], %[temp0] \n\t" - STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst) - STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst) - STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst) - STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst) - STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst) - STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst) - STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst) - STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [dst]"r"(dst) - : "memory" - ); -} - -static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples - int temp0, temp1; - __asm__ volatile ( - LOAD_8_BYTES(temp0, temp1, -1, 4, -1, dst) - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "shra_r.w %[temp0], %[temp0], 3 \n\t" - "replv.qb %[temp0], %[temp0] \n\t" - STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst) - STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst) - STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst) - STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst) - STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst) - STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst) - STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst) - STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1) - : [dst]"r"(dst) - : "memory" - ); -} - -static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8; - __asm__ volatile ( - LOAD_4_BYTES(temp2, temp3, temp4, temp5, -1, 0, -1, 1, -1, 2, -1, 3, dst) - LOAD_4_BYTES(temp6, temp7, temp8, temp1, -1, 4, -1, 5, -1, 6, -1, 7, dst) - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addu %[temp4], %[temp4], %[temp5] \n\t" - "addu %[temp6], %[temp6], %[temp7] \n\t" - "addu %[temp8], %[temp8], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp4] \n\t" - "addu %[temp6], %[temp6], %[temp8] \n\t" - "addu %[temp0], %[temp6], %[temp2] \n\t" - "shra_r.w %[temp0], %[temp0], 3 \n\t" - "replv.qb %[temp0], %[temp0] \n\t" - STORE_8_BYTES(temp0, temp0, 0, 4, 0, dst) - STORE_8_BYTES(temp0, temp0, 1, 4, 1, dst) - STORE_8_BYTES(temp0, temp0, 2, 4, 2, dst) - STORE_8_BYTES(temp0, temp0, 3, 4, 3, dst) - STORE_8_BYTES(temp0, temp0, 4, 4, 4, dst) - STORE_8_BYTES(temp0, temp0, 5, 4, 5, dst) - STORE_8_BYTES(temp0, temp0, 6, 4, 6, dst) - STORE_8_BYTES(temp0, temp0, 7, 4, 7, dst) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8) - : [dst]"r"(dst) - : "memory" - ); -} - -#undef LOAD_8_BYTES -#undef STORE_8_BYTES -#undef LOAD_4_BYTES - -#define CLIPPING(SIZE) \ - "preceu.ph.qbl %[temp2], %[temp0] \n\t" \ - "preceu.ph.qbr %[temp0], %[temp0] \n\t" \ -".if " #SIZE " == 8 \n\t" \ - "preceu.ph.qbl %[temp3], %[temp1] \n\t" \ - "preceu.ph.qbr %[temp1], %[temp1] \n\t" \ -".endif \n\t" \ - "addu.ph %[temp2], %[temp2], %[dst_1] \n\t" \ - "addu.ph %[temp0], %[temp0], %[dst_1] \n\t" \ -".if " #SIZE " == 8 \n\t" \ - "addu.ph %[temp3], %[temp3], %[dst_1] \n\t" \ - "addu.ph %[temp1], %[temp1], %[dst_1] \n\t" \ -".endif \n\t" \ - "shll_s.ph %[temp2], %[temp2], 7 \n\t" \ - "shll_s.ph %[temp0], %[temp0], 7 \n\t" \ -".if " #SIZE " == 8 \n\t" \ - "shll_s.ph %[temp3], %[temp3], 7 \n\t" \ - "shll_s.ph %[temp1], %[temp1], 7 \n\t" \ -".endif \n\t" \ - "precrqu_s.qb.ph %[temp0], %[temp2], %[temp0] \n\t" \ -".if " #SIZE " == 8 \n\t" \ - "precrqu_s.qb.ph %[temp1], %[temp3], %[temp1] \n\t" \ -".endif \n\t" - - -#define CLIP_8B_TO_DST(DST, TOP, SIZE) do { \ - int dst_1 = ((int)(DST)[-1] << 16) + (DST)[-1]; \ - int temp0, temp1, temp2, temp3; \ - __asm__ volatile ( \ - ".if " #SIZE " < 8 \n\t" \ - "ulw %[temp0], 0(%[top]) \n\t" \ - "subu.ph %[dst_1], %[dst_1], %[top_1] \n\t" \ - CLIPPING(4) \ - "usw %[temp0], 0(%[dst]) \n\t" \ - ".else \n\t" \ - "ulw %[temp0], 0(%[top]) \n\t" \ - "ulw %[temp1], 4(%[top]) \n\t" \ - "subu.ph %[dst_1], %[dst_1], %[top_1] \n\t" \ - CLIPPING(8) \ - "usw %[temp0], 0(%[dst]) \n\t" \ - "usw %[temp1], 4(%[dst]) \n\t" \ - ".if " #SIZE " == 16 \n\t" \ - "ulw %[temp0], 8(%[top]) \n\t" \ - "ulw %[temp1], 12(%[top]) \n\t" \ - CLIPPING(8) \ - "usw %[temp0], 8(%[dst]) \n\t" \ - "usw %[temp1], 12(%[dst]) \n\t" \ - ".endif \n\t" \ - ".endif \n\t" \ - : [dst_1]"+&r"(dst_1), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), \ - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3) \ - : [top_1]"r"(top_1), [top]"r"((TOP)), [dst]"r"((DST)) \ - : "memory" \ - ); \ -} while (0) - -#define CLIP_TO_DST(DST, SIZE) do { \ - int y; \ - const uint8_t* top = (DST) - BPS; \ - const int top_1 = ((int)top[-1] << 16) + top[-1]; \ - for (y = 0; y < (SIZE); ++y) { \ - CLIP_8B_TO_DST((DST), top, (SIZE)); \ - (DST) += BPS; \ - } \ -} while (0) - -#define TRUE_MOTION(DST, SIZE) \ -static void TrueMotion##SIZE(uint8_t* (DST)) { \ - CLIP_TO_DST((DST), (SIZE)); \ -} - -TRUE_MOTION(dst, 4) -TRUE_MOTION(dst, 8) -TRUE_MOTION(dst, 16) - -#undef TRUE_MOTION -#undef CLIP_TO_DST -#undef CLIP_8B_TO_DST -#undef CLIPPING - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMIPSdspR2(void) { - VP8TransformDC = TransformDC; - VP8TransformAC3 = TransformAC3; - VP8Transform = TransformTwo; - - VP8VFilter16 = VFilter16; - VP8HFilter16 = HFilter16; - VP8VFilter8 = VFilter8; - VP8HFilter8 = HFilter8; - VP8VFilter16i = VFilter16i; - VP8HFilter16i = HFilter16i; - VP8VFilter8i = VFilter8i; - VP8HFilter8i = HFilter8i; - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; - - VP8PredLuma4[0] = DC4; - VP8PredLuma4[1] = TrueMotion4; - VP8PredLuma4[2] = VE4; - VP8PredLuma4[4] = RD4; - VP8PredLuma4[6] = LD4; - - VP8PredChroma8[0] = DC8uv; - VP8PredChroma8[1] = TrueMotion8; - VP8PredChroma8[4] = DC8uvNoTop; - VP8PredChroma8[5] = DC8uvNoLeft; - - VP8PredLuma16[1] = TrueMotion16; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8DspInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/dec_msa.c b/drivers/webp/dsp/dec_msa.c deleted file mode 100644 index f76055cab0..0000000000 --- a/drivers/webp/dsp/dec_msa.c +++ /dev/null @@ -1,172 +0,0 @@ -// Copyright 2016 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MSA version of dsp functions -// -// Author(s): Prashant Patil (prashant.patil@imgtec.com) - - -#include "./dsp.h" - -#if defined(WEBP_USE_MSA) - -#include "./msa_macro.h" - -//------------------------------------------------------------------------------ -// Transforms - -#define IDCT_1D_W(in0, in1, in2, in3, out0, out1, out2, out3) { \ - v4i32 a1_m, b1_m, c1_m, d1_m; \ - v4i32 c_tmp1_m, c_tmp2_m, d_tmp1_m, d_tmp2_m; \ - const v4i32 cospi8sqrt2minus1 = __msa_fill_w(20091); \ - const v4i32 sinpi8sqrt2 = __msa_fill_w(35468); \ - \ - a1_m = in0 + in2; \ - b1_m = in0 - in2; \ - c_tmp1_m = (in1 * sinpi8sqrt2) >> 16; \ - c_tmp2_m = in3 + ((in3 * cospi8sqrt2minus1) >> 16); \ - c1_m = c_tmp1_m - c_tmp2_m; \ - d_tmp1_m = in1 + ((in1 * cospi8sqrt2minus1) >> 16); \ - d_tmp2_m = (in3 * sinpi8sqrt2) >> 16; \ - d1_m = d_tmp1_m + d_tmp2_m; \ - BUTTERFLY_4(a1_m, b1_m, c1_m, d1_m, out0, out1, out2, out3); \ -} -#define MULT1(a) ((((a) * 20091) >> 16) + (a)) -#define MULT2(a) (((a) * 35468) >> 16) - -static void TransformOne(const int16_t* in, uint8_t* dst) { - v8i16 input0, input1; - v4i32 in0, in1, in2, in3, hz0, hz1, hz2, hz3, vt0, vt1, vt2, vt3; - v4i32 res0, res1, res2, res3; - const v16i8 zero = { 0 }; - v16i8 dest0, dest1, dest2, dest3; - - LD_SH2(in, 8, input0, input1); - UNPCK_SH_SW(input0, in0, in1); - UNPCK_SH_SW(input1, in2, in3); - IDCT_1D_W(in0, in1, in2, in3, hz0, hz1, hz2, hz3); - TRANSPOSE4x4_SW_SW(hz0, hz1, hz2, hz3, hz0, hz1, hz2, hz3); - IDCT_1D_W(hz0, hz1, hz2, hz3, vt0, vt1, vt2, vt3); - SRARI_W4_SW(vt0, vt1, vt2, vt3, 3); - TRANSPOSE4x4_SW_SW(vt0, vt1, vt2, vt3, vt0, vt1, vt2, vt3); - LD_SB4(dst, BPS, dest0, dest1, dest2, dest3); - ILVR_B4_SW(zero, dest0, zero, dest1, zero, dest2, zero, dest3, - res0, res1, res2, res3); - ILVR_H4_SW(zero, res0, zero, res1, zero, res2, zero, res3, - res0, res1, res2, res3); - ADD4(res0, vt0, res1, vt1, res2, vt2, res3, vt3, res0, res1, res2, res3); - CLIP_SW4_0_255(res0, res1, res2, res3); - PCKEV_B2_SW(res0, res1, res2, res3, vt0, vt1); - res0 = (v4i32)__msa_pckev_b((v16i8)vt0, (v16i8)vt1); - ST4x4_UB(res0, res0, 3, 2, 1, 0, dst, BPS); -} - -static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) { - TransformOne(in, dst); - if (do_two) { - TransformOne(in + 16, dst + 4); - } -} - -static void TransformWHT(const int16_t* in, int16_t* out) { - v8i16 input0, input1; - const v8i16 mask0 = { 0, 1, 2, 3, 8, 9, 10, 11 }; - const v8i16 mask1 = { 4, 5, 6, 7, 12, 13, 14, 15 }; - const v8i16 mask2 = { 0, 4, 8, 12, 1, 5, 9, 13 }; - const v8i16 mask3 = { 3, 7, 11, 15, 2, 6, 10, 14 }; - v8i16 tmp0, tmp1, tmp2, tmp3; - v8i16 out0, out1; - - LD_SH2(in, 8, input0, input1); - input1 = SLDI_SH(input1, input1, 8); - tmp0 = input0 + input1; - tmp1 = input0 - input1; - VSHF_H2_SH(tmp0, tmp1, tmp0, tmp1, mask0, mask1, tmp2, tmp3); - out0 = tmp2 + tmp3; - out1 = tmp2 - tmp3; - VSHF_H2_SH(out0, out1, out0, out1, mask2, mask3, input0, input1); - tmp0 = input0 + input1; - tmp1 = input0 - input1; - VSHF_H2_SH(tmp0, tmp1, tmp0, tmp1, mask0, mask1, tmp2, tmp3); - tmp0 = tmp2 + tmp3; - tmp1 = tmp2 - tmp3; - ADDVI_H2_SH(tmp0, 3, tmp1, 3, out0, out1); - SRAI_H2_SH(out0, out1, 3); - out[0] = __msa_copy_s_h(out0, 0); - out[16] = __msa_copy_s_h(out0, 4); - out[32] = __msa_copy_s_h(out1, 0); - out[48] = __msa_copy_s_h(out1, 4); - out[64] = __msa_copy_s_h(out0, 1); - out[80] = __msa_copy_s_h(out0, 5); - out[96] = __msa_copy_s_h(out1, 1); - out[112] = __msa_copy_s_h(out1, 5); - out[128] = __msa_copy_s_h(out0, 2); - out[144] = __msa_copy_s_h(out0, 6); - out[160] = __msa_copy_s_h(out1, 2); - out[176] = __msa_copy_s_h(out1, 6); - out[192] = __msa_copy_s_h(out0, 3); - out[208] = __msa_copy_s_h(out0, 7); - out[224] = __msa_copy_s_h(out1, 3); - out[240] = __msa_copy_s_h(out1, 7); -} - -static void TransformDC(const int16_t* in, uint8_t* dst) { - const int DC = (in[0] + 4) >> 3; - const v8i16 tmp0 = __msa_fill_h(DC); - ADDBLK_ST4x4_UB(tmp0, tmp0, tmp0, tmp0, dst, BPS); -} - -static void TransformAC3(const int16_t* in, uint8_t* dst) { - const int a = in[0] + 4; - const int c4 = MULT2(in[4]); - const int d4 = MULT1(in[4]); - const int in2 = MULT2(in[1]); - const int in3 = MULT1(in[1]); - v4i32 tmp0 = { 0 }; - v4i32 out0 = __msa_fill_w(a + d4); - v4i32 out1 = __msa_fill_w(a + c4); - v4i32 out2 = __msa_fill_w(a - c4); - v4i32 out3 = __msa_fill_w(a - d4); - v4i32 res0, res1, res2, res3; - const v4i32 zero = { 0 }; - v16u8 dest0, dest1, dest2, dest3; - - INSERT_W4_SW(in3, in2, -in2, -in3, tmp0); - ADD4(out0, tmp0, out1, tmp0, out2, tmp0, out3, tmp0, - out0, out1, out2, out3); - SRAI_W4_SW(out0, out1, out2, out3, 3); - LD_UB4(dst, BPS, dest0, dest1, dest2, dest3); - ILVR_B4_SW(zero, dest0, zero, dest1, zero, dest2, zero, dest3, - res0, res1, res2, res3); - ILVR_H4_SW(zero, res0, zero, res1, zero, res2, zero, res3, - res0, res1, res2, res3); - ADD4(res0, out0, res1, out1, res2, out2, res3, out3, res0, res1, res2, res3); - CLIP_SW4_0_255(res0, res1, res2, res3); - PCKEV_B2_SW(res0, res1, res2, res3, out0, out1); - res0 = (v4i32)__msa_pckev_b((v16i8)out0, (v16i8)out1); - ST4x4_UB(res0, res0, 3, 2, 1, 0, dst, BPS); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitMSA(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitMSA(void) { - VP8TransformWHT = TransformWHT; - VP8Transform = TransformTwo; - VP8TransformDC = TransformDC; - VP8TransformAC3 = TransformAC3; -} - -#else // !WEBP_USE_MSA - -WEBP_DSP_INIT_STUB(VP8DspInitMSA) - -#endif // WEBP_USE_MSA diff --git a/drivers/webp/dsp/dec_neon.c b/drivers/webp/dsp/dec_neon.c deleted file mode 100644 index a63f43fe17..0000000000 --- a/drivers/webp/dsp/dec_neon.c +++ /dev/null @@ -1,1639 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// ARM NEON version of dsp functions and loop filtering. -// -// Authors: Somnath Banerjee (somnath@google.com) -// Johann Koenig (johannkoenig@google.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include "./neon.h" -#include "../dec/vp8i.h" - -//------------------------------------------------------------------------------ -// NxM Loading functions - -// Load/Store vertical edge -#define LOAD8x4(c1, c2, c3, c4, b1, b2, stride) \ - "vld4.8 {" #c1 "[0]," #c2 "[0]," #c3 "[0]," #c4 "[0]}," #b1 "," #stride "\n" \ - "vld4.8 {" #c1 "[1]," #c2 "[1]," #c3 "[1]," #c4 "[1]}," #b2 "," #stride "\n" \ - "vld4.8 {" #c1 "[2]," #c2 "[2]," #c3 "[2]," #c4 "[2]}," #b1 "," #stride "\n" \ - "vld4.8 {" #c1 "[3]," #c2 "[3]," #c3 "[3]," #c4 "[3]}," #b2 "," #stride "\n" \ - "vld4.8 {" #c1 "[4]," #c2 "[4]," #c3 "[4]," #c4 "[4]}," #b1 "," #stride "\n" \ - "vld4.8 {" #c1 "[5]," #c2 "[5]," #c3 "[5]," #c4 "[5]}," #b2 "," #stride "\n" \ - "vld4.8 {" #c1 "[6]," #c2 "[6]," #c3 "[6]," #c4 "[6]}," #b1 "," #stride "\n" \ - "vld4.8 {" #c1 "[7]," #c2 "[7]," #c3 "[7]," #c4 "[7]}," #b2 "," #stride "\n" - -#define STORE8x2(c1, c2, p, stride) \ - "vst2.8 {" #c1 "[0], " #c2 "[0]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[1], " #c2 "[1]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[2], " #c2 "[2]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[3], " #c2 "[3]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[4], " #c2 "[4]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[5], " #c2 "[5]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[6], " #c2 "[6]}," #p "," #stride " \n" \ - "vst2.8 {" #c1 "[7], " #c2 "[7]}," #p "," #stride " \n" - -#if !defined(WORK_AROUND_GCC) - -// This intrinsics version makes gcc-4.6.3 crash during Load4x??() compilation -// (register alloc, probably). The variants somewhat mitigate the problem, but -// not quite. HFilter16i() remains problematic. -static WEBP_INLINE uint8x8x4_t Load4x8(const uint8_t* const src, int stride) { - const uint8x8_t zero = vdup_n_u8(0); - uint8x8x4_t out; - INIT_VECTOR4(out, zero, zero, zero, zero); - out = vld4_lane_u8(src + 0 * stride, out, 0); - out = vld4_lane_u8(src + 1 * stride, out, 1); - out = vld4_lane_u8(src + 2 * stride, out, 2); - out = vld4_lane_u8(src + 3 * stride, out, 3); - out = vld4_lane_u8(src + 4 * stride, out, 4); - out = vld4_lane_u8(src + 5 * stride, out, 5); - out = vld4_lane_u8(src + 6 * stride, out, 6); - out = vld4_lane_u8(src + 7 * stride, out, 7); - return out; -} - -static WEBP_INLINE void Load4x16(const uint8_t* const src, int stride, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1) { - // row0 = p1[0..7]|p0[0..7]|q0[0..7]|q1[0..7] - // row8 = p1[8..15]|p0[8..15]|q0[8..15]|q1[8..15] - const uint8x8x4_t row0 = Load4x8(src - 2 + 0 * stride, stride); - const uint8x8x4_t row8 = Load4x8(src - 2 + 8 * stride, stride); - *p1 = vcombine_u8(row0.val[0], row8.val[0]); - *p0 = vcombine_u8(row0.val[1], row8.val[1]); - *q0 = vcombine_u8(row0.val[2], row8.val[2]); - *q1 = vcombine_u8(row0.val[3], row8.val[3]); -} - -#else // WORK_AROUND_GCC - -#define LOADQ_LANE_32b(VALUE, LANE) do { \ - (VALUE) = vld1q_lane_u32((const uint32_t*)src, (VALUE), (LANE)); \ - src += stride; \ -} while (0) - -static WEBP_INLINE void Load4x16(const uint8_t* src, int stride, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1) { - const uint32x4_t zero = vdupq_n_u32(0); - uint32x4x4_t in; - INIT_VECTOR4(in, zero, zero, zero, zero); - src -= 2; - LOADQ_LANE_32b(in.val[0], 0); - LOADQ_LANE_32b(in.val[1], 0); - LOADQ_LANE_32b(in.val[2], 0); - LOADQ_LANE_32b(in.val[3], 0); - LOADQ_LANE_32b(in.val[0], 1); - LOADQ_LANE_32b(in.val[1], 1); - LOADQ_LANE_32b(in.val[2], 1); - LOADQ_LANE_32b(in.val[3], 1); - LOADQ_LANE_32b(in.val[0], 2); - LOADQ_LANE_32b(in.val[1], 2); - LOADQ_LANE_32b(in.val[2], 2); - LOADQ_LANE_32b(in.val[3], 2); - LOADQ_LANE_32b(in.val[0], 3); - LOADQ_LANE_32b(in.val[1], 3); - LOADQ_LANE_32b(in.val[2], 3); - LOADQ_LANE_32b(in.val[3], 3); - // Transpose four 4x4 parts: - { - const uint8x16x2_t row01 = vtrnq_u8(vreinterpretq_u8_u32(in.val[0]), - vreinterpretq_u8_u32(in.val[1])); - const uint8x16x2_t row23 = vtrnq_u8(vreinterpretq_u8_u32(in.val[2]), - vreinterpretq_u8_u32(in.val[3])); - const uint16x8x2_t row02 = vtrnq_u16(vreinterpretq_u16_u8(row01.val[0]), - vreinterpretq_u16_u8(row23.val[0])); - const uint16x8x2_t row13 = vtrnq_u16(vreinterpretq_u16_u8(row01.val[1]), - vreinterpretq_u16_u8(row23.val[1])); - *p1 = vreinterpretq_u8_u16(row02.val[0]); - *p0 = vreinterpretq_u8_u16(row13.val[0]); - *q0 = vreinterpretq_u8_u16(row02.val[1]); - *q1 = vreinterpretq_u8_u16(row13.val[1]); - } -} -#undef LOADQ_LANE_32b - -#endif // !WORK_AROUND_GCC - -static WEBP_INLINE void Load8x16(const uint8_t* const src, int stride, - uint8x16_t* const p3, uint8x16_t* const p2, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1, - uint8x16_t* const q2, uint8x16_t* const q3) { - Load4x16(src - 2, stride, p3, p2, p1, p0); - Load4x16(src + 2, stride, q0, q1, q2, q3); -} - -static WEBP_INLINE void Load16x4(const uint8_t* const src, int stride, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1) { - *p1 = vld1q_u8(src - 2 * stride); - *p0 = vld1q_u8(src - 1 * stride); - *q0 = vld1q_u8(src + 0 * stride); - *q1 = vld1q_u8(src + 1 * stride); -} - -static WEBP_INLINE void Load16x8(const uint8_t* const src, int stride, - uint8x16_t* const p3, uint8x16_t* const p2, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1, - uint8x16_t* const q2, uint8x16_t* const q3) { - Load16x4(src - 2 * stride, stride, p3, p2, p1, p0); - Load16x4(src + 2 * stride, stride, q0, q1, q2, q3); -} - -static WEBP_INLINE void Load8x8x2(const uint8_t* const u, - const uint8_t* const v, - int stride, - uint8x16_t* const p3, uint8x16_t* const p2, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1, - uint8x16_t* const q2, uint8x16_t* const q3) { - // We pack the 8x8 u-samples in the lower half of the uint8x16_t destination - // and the v-samples on the higher half. - *p3 = vcombine_u8(vld1_u8(u - 4 * stride), vld1_u8(v - 4 * stride)); - *p2 = vcombine_u8(vld1_u8(u - 3 * stride), vld1_u8(v - 3 * stride)); - *p1 = vcombine_u8(vld1_u8(u - 2 * stride), vld1_u8(v - 2 * stride)); - *p0 = vcombine_u8(vld1_u8(u - 1 * stride), vld1_u8(v - 1 * stride)); - *q0 = vcombine_u8(vld1_u8(u + 0 * stride), vld1_u8(v + 0 * stride)); - *q1 = vcombine_u8(vld1_u8(u + 1 * stride), vld1_u8(v + 1 * stride)); - *q2 = vcombine_u8(vld1_u8(u + 2 * stride), vld1_u8(v + 2 * stride)); - *q3 = vcombine_u8(vld1_u8(u + 3 * stride), vld1_u8(v + 3 * stride)); -} - -#if !defined(WORK_AROUND_GCC) - -#define LOAD_UV_8(ROW) \ - vcombine_u8(vld1_u8(u - 4 + (ROW) * stride), vld1_u8(v - 4 + (ROW) * stride)) - -static WEBP_INLINE void Load8x8x2T(const uint8_t* const u, - const uint8_t* const v, - int stride, - uint8x16_t* const p3, uint8x16_t* const p2, - uint8x16_t* const p1, uint8x16_t* const p0, - uint8x16_t* const q0, uint8x16_t* const q1, - uint8x16_t* const q2, uint8x16_t* const q3) { - // We pack the 8x8 u-samples in the lower half of the uint8x16_t destination - // and the v-samples on the higher half. - const uint8x16_t row0 = LOAD_UV_8(0); - const uint8x16_t row1 = LOAD_UV_8(1); - const uint8x16_t row2 = LOAD_UV_8(2); - const uint8x16_t row3 = LOAD_UV_8(3); - const uint8x16_t row4 = LOAD_UV_8(4); - const uint8x16_t row5 = LOAD_UV_8(5); - const uint8x16_t row6 = LOAD_UV_8(6); - const uint8x16_t row7 = LOAD_UV_8(7); - // Perform two side-by-side 8x8 transposes - // u00 u01 u02 u03 u04 u05 u06 u07 | v00 v01 v02 v03 v04 v05 v06 v07 - // u10 u11 u12 u13 u14 u15 u16 u17 | v10 v11 v12 ... - // u20 u21 u22 u23 u24 u25 u26 u27 | v20 v21 ... - // u30 u31 u32 u33 u34 u35 u36 u37 | ... - // u40 u41 u42 u43 u44 u45 u46 u47 | ... - // u50 u51 u52 u53 u54 u55 u56 u57 | ... - // u60 u61 u62 u63 u64 u65 u66 u67 | v60 ... - // u70 u71 u72 u73 u74 u75 u76 u77 | v70 v71 v72 ... - const uint8x16x2_t row01 = vtrnq_u8(row0, row1); // u00 u10 u02 u12 ... - // u01 u11 u03 u13 ... - const uint8x16x2_t row23 = vtrnq_u8(row2, row3); // u20 u30 u22 u32 ... - // u21 u31 u23 u33 ... - const uint8x16x2_t row45 = vtrnq_u8(row4, row5); // ... - const uint8x16x2_t row67 = vtrnq_u8(row6, row7); // ... - const uint16x8x2_t row02 = vtrnq_u16(vreinterpretq_u16_u8(row01.val[0]), - vreinterpretq_u16_u8(row23.val[0])); - const uint16x8x2_t row13 = vtrnq_u16(vreinterpretq_u16_u8(row01.val[1]), - vreinterpretq_u16_u8(row23.val[1])); - const uint16x8x2_t row46 = vtrnq_u16(vreinterpretq_u16_u8(row45.val[0]), - vreinterpretq_u16_u8(row67.val[0])); - const uint16x8x2_t row57 = vtrnq_u16(vreinterpretq_u16_u8(row45.val[1]), - vreinterpretq_u16_u8(row67.val[1])); - const uint32x4x2_t row04 = vtrnq_u32(vreinterpretq_u32_u16(row02.val[0]), - vreinterpretq_u32_u16(row46.val[0])); - const uint32x4x2_t row26 = vtrnq_u32(vreinterpretq_u32_u16(row02.val[1]), - vreinterpretq_u32_u16(row46.val[1])); - const uint32x4x2_t row15 = vtrnq_u32(vreinterpretq_u32_u16(row13.val[0]), - vreinterpretq_u32_u16(row57.val[0])); - const uint32x4x2_t row37 = vtrnq_u32(vreinterpretq_u32_u16(row13.val[1]), - vreinterpretq_u32_u16(row57.val[1])); - *p3 = vreinterpretq_u8_u32(row04.val[0]); - *p2 = vreinterpretq_u8_u32(row15.val[0]); - *p1 = vreinterpretq_u8_u32(row26.val[0]); - *p0 = vreinterpretq_u8_u32(row37.val[0]); - *q0 = vreinterpretq_u8_u32(row04.val[1]); - *q1 = vreinterpretq_u8_u32(row15.val[1]); - *q2 = vreinterpretq_u8_u32(row26.val[1]); - *q3 = vreinterpretq_u8_u32(row37.val[1]); -} -#undef LOAD_UV_8 - -#endif // !WORK_AROUND_GCC - -static WEBP_INLINE void Store2x8(const uint8x8x2_t v, - uint8_t* const dst, int stride) { - vst2_lane_u8(dst + 0 * stride, v, 0); - vst2_lane_u8(dst + 1 * stride, v, 1); - vst2_lane_u8(dst + 2 * stride, v, 2); - vst2_lane_u8(dst + 3 * stride, v, 3); - vst2_lane_u8(dst + 4 * stride, v, 4); - vst2_lane_u8(dst + 5 * stride, v, 5); - vst2_lane_u8(dst + 6 * stride, v, 6); - vst2_lane_u8(dst + 7 * stride, v, 7); -} - -static WEBP_INLINE void Store2x16(const uint8x16_t p0, const uint8x16_t q0, - uint8_t* const dst, int stride) { - uint8x8x2_t lo, hi; - lo.val[0] = vget_low_u8(p0); - lo.val[1] = vget_low_u8(q0); - hi.val[0] = vget_high_u8(p0); - hi.val[1] = vget_high_u8(q0); - Store2x8(lo, dst - 1 + 0 * stride, stride); - Store2x8(hi, dst - 1 + 8 * stride, stride); -} - -#if !defined(WORK_AROUND_GCC) -static WEBP_INLINE void Store4x8(const uint8x8x4_t v, - uint8_t* const dst, int stride) { - vst4_lane_u8(dst + 0 * stride, v, 0); - vst4_lane_u8(dst + 1 * stride, v, 1); - vst4_lane_u8(dst + 2 * stride, v, 2); - vst4_lane_u8(dst + 3 * stride, v, 3); - vst4_lane_u8(dst + 4 * stride, v, 4); - vst4_lane_u8(dst + 5 * stride, v, 5); - vst4_lane_u8(dst + 6 * stride, v, 6); - vst4_lane_u8(dst + 7 * stride, v, 7); -} - -static WEBP_INLINE void Store4x16(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - uint8_t* const dst, int stride) { - uint8x8x4_t lo, hi; - INIT_VECTOR4(lo, - vget_low_u8(p1), vget_low_u8(p0), - vget_low_u8(q0), vget_low_u8(q1)); - INIT_VECTOR4(hi, - vget_high_u8(p1), vget_high_u8(p0), - vget_high_u8(q0), vget_high_u8(q1)); - Store4x8(lo, dst - 2 + 0 * stride, stride); - Store4x8(hi, dst - 2 + 8 * stride, stride); -} -#endif // !WORK_AROUND_GCC - -static WEBP_INLINE void Store16x2(const uint8x16_t p0, const uint8x16_t q0, - uint8_t* const dst, int stride) { - vst1q_u8(dst - stride, p0); - vst1q_u8(dst, q0); -} - -static WEBP_INLINE void Store16x4(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - uint8_t* const dst, int stride) { - Store16x2(p1, p0, dst - stride, stride); - Store16x2(q0, q1, dst + stride, stride); -} - -static WEBP_INLINE void Store8x2x2(const uint8x16_t p0, const uint8x16_t q0, - uint8_t* const u, uint8_t* const v, - int stride) { - // p0 and q0 contain the u+v samples packed in low/high halves. - vst1_u8(u - stride, vget_low_u8(p0)); - vst1_u8(u, vget_low_u8(q0)); - vst1_u8(v - stride, vget_high_u8(p0)); - vst1_u8(v, vget_high_u8(q0)); -} - -static WEBP_INLINE void Store8x4x2(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - uint8_t* const u, uint8_t* const v, - int stride) { - // The p1...q1 registers contain the u+v samples packed in low/high halves. - Store8x2x2(p1, p0, u - stride, v - stride, stride); - Store8x2x2(q0, q1, u + stride, v + stride, stride); -} - -#if !defined(WORK_AROUND_GCC) - -#define STORE6_LANE(DST, VAL0, VAL1, LANE) do { \ - vst3_lane_u8((DST) - 3, (VAL0), (LANE)); \ - vst3_lane_u8((DST) + 0, (VAL1), (LANE)); \ - (DST) += stride; \ -} while (0) - -static WEBP_INLINE void Store6x8x2(const uint8x16_t p2, const uint8x16_t p1, - const uint8x16_t p0, const uint8x16_t q0, - const uint8x16_t q1, const uint8x16_t q2, - uint8_t* u, uint8_t* v, - int stride) { - uint8x8x3_t u0, u1, v0, v1; - INIT_VECTOR3(u0, vget_low_u8(p2), vget_low_u8(p1), vget_low_u8(p0)); - INIT_VECTOR3(u1, vget_low_u8(q0), vget_low_u8(q1), vget_low_u8(q2)); - INIT_VECTOR3(v0, vget_high_u8(p2), vget_high_u8(p1), vget_high_u8(p0)); - INIT_VECTOR3(v1, vget_high_u8(q0), vget_high_u8(q1), vget_high_u8(q2)); - STORE6_LANE(u, u0, u1, 0); - STORE6_LANE(u, u0, u1, 1); - STORE6_LANE(u, u0, u1, 2); - STORE6_LANE(u, u0, u1, 3); - STORE6_LANE(u, u0, u1, 4); - STORE6_LANE(u, u0, u1, 5); - STORE6_LANE(u, u0, u1, 6); - STORE6_LANE(u, u0, u1, 7); - STORE6_LANE(v, v0, v1, 0); - STORE6_LANE(v, v0, v1, 1); - STORE6_LANE(v, v0, v1, 2); - STORE6_LANE(v, v0, v1, 3); - STORE6_LANE(v, v0, v1, 4); - STORE6_LANE(v, v0, v1, 5); - STORE6_LANE(v, v0, v1, 6); - STORE6_LANE(v, v0, v1, 7); -} -#undef STORE6_LANE - -static WEBP_INLINE void Store4x8x2(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - uint8_t* const u, uint8_t* const v, - int stride) { - uint8x8x4_t u0, v0; - INIT_VECTOR4(u0, - vget_low_u8(p1), vget_low_u8(p0), - vget_low_u8(q0), vget_low_u8(q1)); - INIT_VECTOR4(v0, - vget_high_u8(p1), vget_high_u8(p0), - vget_high_u8(q0), vget_high_u8(q1)); - vst4_lane_u8(u - 2 + 0 * stride, u0, 0); - vst4_lane_u8(u - 2 + 1 * stride, u0, 1); - vst4_lane_u8(u - 2 + 2 * stride, u0, 2); - vst4_lane_u8(u - 2 + 3 * stride, u0, 3); - vst4_lane_u8(u - 2 + 4 * stride, u0, 4); - vst4_lane_u8(u - 2 + 5 * stride, u0, 5); - vst4_lane_u8(u - 2 + 6 * stride, u0, 6); - vst4_lane_u8(u - 2 + 7 * stride, u0, 7); - vst4_lane_u8(v - 2 + 0 * stride, v0, 0); - vst4_lane_u8(v - 2 + 1 * stride, v0, 1); - vst4_lane_u8(v - 2 + 2 * stride, v0, 2); - vst4_lane_u8(v - 2 + 3 * stride, v0, 3); - vst4_lane_u8(v - 2 + 4 * stride, v0, 4); - vst4_lane_u8(v - 2 + 5 * stride, v0, 5); - vst4_lane_u8(v - 2 + 6 * stride, v0, 6); - vst4_lane_u8(v - 2 + 7 * stride, v0, 7); -} - -#endif // !WORK_AROUND_GCC - -// Zero extend 'v' to an int16x8_t. -static WEBP_INLINE int16x8_t ConvertU8ToS16(uint8x8_t v) { - return vreinterpretq_s16_u16(vmovl_u8(v)); -} - -// Performs unsigned 8b saturation on 'dst01' and 'dst23' storing the result -// to the corresponding rows of 'dst'. -static WEBP_INLINE void SaturateAndStore4x4(uint8_t* const dst, - const int16x8_t dst01, - const int16x8_t dst23) { - // Unsigned saturate to 8b. - const uint8x8_t dst01_u8 = vqmovun_s16(dst01); - const uint8x8_t dst23_u8 = vqmovun_s16(dst23); - - // Store the results. - vst1_lane_u32((uint32_t*)(dst + 0 * BPS), vreinterpret_u32_u8(dst01_u8), 0); - vst1_lane_u32((uint32_t*)(dst + 1 * BPS), vreinterpret_u32_u8(dst01_u8), 1); - vst1_lane_u32((uint32_t*)(dst + 2 * BPS), vreinterpret_u32_u8(dst23_u8), 0); - vst1_lane_u32((uint32_t*)(dst + 3 * BPS), vreinterpret_u32_u8(dst23_u8), 1); -} - -static WEBP_INLINE void Add4x4(const int16x8_t row01, const int16x8_t row23, - uint8_t* const dst) { - uint32x2_t dst01 = vdup_n_u32(0); - uint32x2_t dst23 = vdup_n_u32(0); - - // Load the source pixels. - dst01 = vld1_lane_u32((uint32_t*)(dst + 0 * BPS), dst01, 0); - dst23 = vld1_lane_u32((uint32_t*)(dst + 2 * BPS), dst23, 0); - dst01 = vld1_lane_u32((uint32_t*)(dst + 1 * BPS), dst01, 1); - dst23 = vld1_lane_u32((uint32_t*)(dst + 3 * BPS), dst23, 1); - - { - // Convert to 16b. - const int16x8_t dst01_s16 = ConvertU8ToS16(vreinterpret_u8_u32(dst01)); - const int16x8_t dst23_s16 = ConvertU8ToS16(vreinterpret_u8_u32(dst23)); - - // Descale with rounding. - const int16x8_t out01 = vrsraq_n_s16(dst01_s16, row01, 3); - const int16x8_t out23 = vrsraq_n_s16(dst23_s16, row23, 3); - // Add the inverse transform. - SaturateAndStore4x4(dst, out01, out23); - } -} - -//----------------------------------------------------------------------------- -// Simple In-loop filtering (Paragraph 15.2) - -static uint8x16_t NeedsFilter(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - int thresh) { - const uint8x16_t thresh_v = vdupq_n_u8((uint8_t)thresh); - const uint8x16_t a_p0_q0 = vabdq_u8(p0, q0); // abs(p0-q0) - const uint8x16_t a_p1_q1 = vabdq_u8(p1, q1); // abs(p1-q1) - const uint8x16_t a_p0_q0_2 = vqaddq_u8(a_p0_q0, a_p0_q0); // 2 * abs(p0-q0) - const uint8x16_t a_p1_q1_2 = vshrq_n_u8(a_p1_q1, 1); // abs(p1-q1) / 2 - const uint8x16_t sum = vqaddq_u8(a_p0_q0_2, a_p1_q1_2); - const uint8x16_t mask = vcgeq_u8(thresh_v, sum); - return mask; -} - -static int8x16_t FlipSign(const uint8x16_t v) { - const uint8x16_t sign_bit = vdupq_n_u8(0x80); - return vreinterpretq_s8_u8(veorq_u8(v, sign_bit)); -} - -static uint8x16_t FlipSignBack(const int8x16_t v) { - const int8x16_t sign_bit = vdupq_n_s8(0x80); - return vreinterpretq_u8_s8(veorq_s8(v, sign_bit)); -} - -static int8x16_t GetBaseDelta(const int8x16_t p1, const int8x16_t p0, - const int8x16_t q0, const int8x16_t q1) { - const int8x16_t q0_p0 = vqsubq_s8(q0, p0); // (q0-p0) - const int8x16_t p1_q1 = vqsubq_s8(p1, q1); // (p1-q1) - const int8x16_t s1 = vqaddq_s8(p1_q1, q0_p0); // (p1-q1) + 1 * (q0 - p0) - const int8x16_t s2 = vqaddq_s8(q0_p0, s1); // (p1-q1) + 2 * (q0 - p0) - const int8x16_t s3 = vqaddq_s8(q0_p0, s2); // (p1-q1) + 3 * (q0 - p0) - return s3; -} - -static int8x16_t GetBaseDelta0(const int8x16_t p0, const int8x16_t q0) { - const int8x16_t q0_p0 = vqsubq_s8(q0, p0); // (q0-p0) - const int8x16_t s1 = vqaddq_s8(q0_p0, q0_p0); // 2 * (q0 - p0) - const int8x16_t s2 = vqaddq_s8(q0_p0, s1); // 3 * (q0 - p0) - return s2; -} - -//------------------------------------------------------------------------------ - -static void ApplyFilter2NoFlip(const int8x16_t p0s, const int8x16_t q0s, - const int8x16_t delta, - int8x16_t* const op0, int8x16_t* const oq0) { - const int8x16_t kCst3 = vdupq_n_s8(0x03); - const int8x16_t kCst4 = vdupq_n_s8(0x04); - const int8x16_t delta_p3 = vqaddq_s8(delta, kCst3); - const int8x16_t delta_p4 = vqaddq_s8(delta, kCst4); - const int8x16_t delta3 = vshrq_n_s8(delta_p3, 3); - const int8x16_t delta4 = vshrq_n_s8(delta_p4, 3); - *op0 = vqaddq_s8(p0s, delta3); - *oq0 = vqsubq_s8(q0s, delta4); -} - -#if defined(WEBP_USE_INTRINSICS) - -static void ApplyFilter2(const int8x16_t p0s, const int8x16_t q0s, - const int8x16_t delta, - uint8x16_t* const op0, uint8x16_t* const oq0) { - const int8x16_t kCst3 = vdupq_n_s8(0x03); - const int8x16_t kCst4 = vdupq_n_s8(0x04); - const int8x16_t delta_p3 = vqaddq_s8(delta, kCst3); - const int8x16_t delta_p4 = vqaddq_s8(delta, kCst4); - const int8x16_t delta3 = vshrq_n_s8(delta_p3, 3); - const int8x16_t delta4 = vshrq_n_s8(delta_p4, 3); - const int8x16_t sp0 = vqaddq_s8(p0s, delta3); - const int8x16_t sq0 = vqsubq_s8(q0s, delta4); - *op0 = FlipSignBack(sp0); - *oq0 = FlipSignBack(sq0); -} - -static void DoFilter2(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - const uint8x16_t mask, - uint8x16_t* const op0, uint8x16_t* const oq0) { - const int8x16_t p1s = FlipSign(p1); - const int8x16_t p0s = FlipSign(p0); - const int8x16_t q0s = FlipSign(q0); - const int8x16_t q1s = FlipSign(q1); - const int8x16_t delta0 = GetBaseDelta(p1s, p0s, q0s, q1s); - const int8x16_t delta1 = vandq_s8(delta0, vreinterpretq_s8_u8(mask)); - ApplyFilter2(p0s, q0s, delta1, op0, oq0); -} - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - uint8x16_t p1, p0, q0, q1, op0, oq0; - Load16x4(p, stride, &p1, &p0, &q0, &q1); - { - const uint8x16_t mask = NeedsFilter(p1, p0, q0, q1, thresh); - DoFilter2(p1, p0, q0, q1, mask, &op0, &oq0); - } - Store16x2(op0, oq0, p, stride); -} - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - uint8x16_t p1, p0, q0, q1, oq0, op0; - Load4x16(p, stride, &p1, &p0, &q0, &q1); - { - const uint8x16_t mask = NeedsFilter(p1, p0, q0, q1, thresh); - DoFilter2(p1, p0, q0, q1, mask, &op0, &oq0); - } - Store2x16(op0, oq0, p, stride); -} - -#else - -#define QRegs "q0", "q1", "q2", "q3", \ - "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15" - -#define FLIP_SIGN_BIT2(a, b, s) \ - "veor " #a "," #a "," #s " \n" \ - "veor " #b "," #b "," #s " \n" \ - -#define FLIP_SIGN_BIT4(a, b, c, d, s) \ - FLIP_SIGN_BIT2(a, b, s) \ - FLIP_SIGN_BIT2(c, d, s) \ - -#define NEEDS_FILTER(p1, p0, q0, q1, thresh, mask) \ - "vabd.u8 q15," #p0 "," #q0 " \n" /* abs(p0 - q0) */ \ - "vabd.u8 q14," #p1 "," #q1 " \n" /* abs(p1 - q1) */ \ - "vqadd.u8 q15, q15, q15 \n" /* abs(p0 - q0) * 2 */ \ - "vshr.u8 q14, q14, #1 \n" /* abs(p1 - q1) / 2 */ \ - "vqadd.u8 q15, q15, q14 \n" /* abs(p0 - q0) * 2 + abs(p1 - q1) / 2 */ \ - "vdup.8 q14, " #thresh " \n" \ - "vcge.u8 " #mask ", q14, q15 \n" /* mask <= thresh */ - -#define GET_BASE_DELTA(p1, p0, q0, q1, o) \ - "vqsub.s8 q15," #q0 "," #p0 " \n" /* (q0 - p0) */ \ - "vqsub.s8 " #o "," #p1 "," #q1 " \n" /* (p1 - q1) */ \ - "vqadd.s8 " #o "," #o ", q15 \n" /* (p1 - q1) + 1 * (p0 - q0) */ \ - "vqadd.s8 " #o "," #o ", q15 \n" /* (p1 - q1) + 2 * (p0 - q0) */ \ - "vqadd.s8 " #o "," #o ", q15 \n" /* (p1 - q1) + 3 * (p0 - q0) */ - -#define DO_SIMPLE_FILTER(p0, q0, fl) \ - "vmov.i8 q15, #0x03 \n" \ - "vqadd.s8 q15, q15, " #fl " \n" /* filter1 = filter + 3 */ \ - "vshr.s8 q15, q15, #3 \n" /* filter1 >> 3 */ \ - "vqadd.s8 " #p0 "," #p0 ", q15 \n" /* p0 += filter1 */ \ - \ - "vmov.i8 q15, #0x04 \n" \ - "vqadd.s8 q15, q15, " #fl " \n" /* filter1 = filter + 4 */ \ - "vshr.s8 q15, q15, #3 \n" /* filter2 >> 3 */ \ - "vqsub.s8 " #q0 "," #q0 ", q15 \n" /* q0 -= filter2 */ - -// Applies filter on 2 pixels (p0 and q0) -#define DO_FILTER2(p1, p0, q0, q1, thresh) \ - NEEDS_FILTER(p1, p0, q0, q1, thresh, q9) /* filter mask in q9 */ \ - "vmov.i8 q10, #0x80 \n" /* sign bit */ \ - FLIP_SIGN_BIT4(p1, p0, q0, q1, q10) /* convert to signed value */ \ - GET_BASE_DELTA(p1, p0, q0, q1, q11) /* get filter level */ \ - "vand q9, q9, q11 \n" /* apply filter mask */ \ - DO_SIMPLE_FILTER(p0, q0, q9) /* apply filter */ \ - FLIP_SIGN_BIT2(p0, q0, q10) - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - __asm__ volatile ( - "sub %[p], %[p], %[stride], lsl #1 \n" // p -= 2 * stride - - "vld1.u8 {q1}, [%[p]], %[stride] \n" // p1 - "vld1.u8 {q2}, [%[p]], %[stride] \n" // p0 - "vld1.u8 {q3}, [%[p]], %[stride] \n" // q0 - "vld1.u8 {q12}, [%[p]] \n" // q1 - - DO_FILTER2(q1, q2, q3, q12, %[thresh]) - - "sub %[p], %[p], %[stride], lsl #1 \n" // p -= 2 * stride - - "vst1.u8 {q2}, [%[p]], %[stride] \n" // store op0 - "vst1.u8 {q3}, [%[p]] \n" // store oq0 - : [p] "+r"(p) - : [stride] "r"(stride), [thresh] "r"(thresh) - : "memory", QRegs - ); -} - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - __asm__ volatile ( - "sub r4, %[p], #2 \n" // base1 = p - 2 - "lsl r6, %[stride], #1 \n" // r6 = 2 * stride - "add r5, r4, %[stride] \n" // base2 = base1 + stride - - LOAD8x4(d2, d3, d4, d5, [r4], [r5], r6) - LOAD8x4(d24, d25, d26, d27, [r4], [r5], r6) - "vswp d3, d24 \n" // p1:q1 p0:q3 - "vswp d5, d26 \n" // q0:q2 q1:q4 - "vswp q2, q12 \n" // p1:q1 p0:q2 q0:q3 q1:q4 - - DO_FILTER2(q1, q2, q12, q13, %[thresh]) - - "sub %[p], %[p], #1 \n" // p - 1 - - "vswp d5, d24 \n" - STORE8x2(d4, d5, [%[p]], %[stride]) - STORE8x2(d24, d25, [%[p]], %[stride]) - - : [p] "+r"(p) - : [stride] "r"(stride), [thresh] "r"(thresh) - : "memory", "r4", "r5", "r6", QRegs - ); -} - -#endif // WEBP_USE_INTRINSICS - -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { - uint32_t k; - for (k = 3; k != 0; --k) { - p += 4 * stride; - SimpleVFilter16(p, stride, thresh); - } -} - -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { - uint32_t k; - for (k = 3; k != 0; --k) { - p += 4; - SimpleHFilter16(p, stride, thresh); - } -} - -//------------------------------------------------------------------------------ -// Complex In-loop filtering (Paragraph 15.3) - -static uint8x16_t NeedsHev(const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - int hev_thresh) { - const uint8x16_t hev_thresh_v = vdupq_n_u8((uint8_t)hev_thresh); - const uint8x16_t a_p1_p0 = vabdq_u8(p1, p0); // abs(p1 - p0) - const uint8x16_t a_q1_q0 = vabdq_u8(q1, q0); // abs(q1 - q0) - const uint8x16_t mask1 = vcgtq_u8(a_p1_p0, hev_thresh_v); - const uint8x16_t mask2 = vcgtq_u8(a_q1_q0, hev_thresh_v); - const uint8x16_t mask = vorrq_u8(mask1, mask2); - return mask; -} - -static uint8x16_t NeedsFilter2(const uint8x16_t p3, const uint8x16_t p2, - const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - const uint8x16_t q2, const uint8x16_t q3, - int ithresh, int thresh) { - const uint8x16_t ithresh_v = vdupq_n_u8((uint8_t)ithresh); - const uint8x16_t a_p3_p2 = vabdq_u8(p3, p2); // abs(p3 - p2) - const uint8x16_t a_p2_p1 = vabdq_u8(p2, p1); // abs(p2 - p1) - const uint8x16_t a_p1_p0 = vabdq_u8(p1, p0); // abs(p1 - p0) - const uint8x16_t a_q3_q2 = vabdq_u8(q3, q2); // abs(q3 - q2) - const uint8x16_t a_q2_q1 = vabdq_u8(q2, q1); // abs(q2 - q1) - const uint8x16_t a_q1_q0 = vabdq_u8(q1, q0); // abs(q1 - q0) - const uint8x16_t max1 = vmaxq_u8(a_p3_p2, a_p2_p1); - const uint8x16_t max2 = vmaxq_u8(a_p1_p0, a_q3_q2); - const uint8x16_t max3 = vmaxq_u8(a_q2_q1, a_q1_q0); - const uint8x16_t max12 = vmaxq_u8(max1, max2); - const uint8x16_t max123 = vmaxq_u8(max12, max3); - const uint8x16_t mask2 = vcgeq_u8(ithresh_v, max123); - const uint8x16_t mask1 = NeedsFilter(p1, p0, q0, q1, thresh); - const uint8x16_t mask = vandq_u8(mask1, mask2); - return mask; -} - -// 4-points filter - -static void ApplyFilter4( - const int8x16_t p1, const int8x16_t p0, - const int8x16_t q0, const int8x16_t q1, - const int8x16_t delta0, - uint8x16_t* const op1, uint8x16_t* const op0, - uint8x16_t* const oq0, uint8x16_t* const oq1) { - const int8x16_t kCst3 = vdupq_n_s8(0x03); - const int8x16_t kCst4 = vdupq_n_s8(0x04); - const int8x16_t delta1 = vqaddq_s8(delta0, kCst4); - const int8x16_t delta2 = vqaddq_s8(delta0, kCst3); - const int8x16_t a1 = vshrq_n_s8(delta1, 3); - const int8x16_t a2 = vshrq_n_s8(delta2, 3); - const int8x16_t a3 = vrshrq_n_s8(a1, 1); // a3 = (a1 + 1) >> 1 - *op0 = FlipSignBack(vqaddq_s8(p0, a2)); // clip(p0 + a2) - *oq0 = FlipSignBack(vqsubq_s8(q0, a1)); // clip(q0 - a1) - *op1 = FlipSignBack(vqaddq_s8(p1, a3)); // clip(p1 + a3) - *oq1 = FlipSignBack(vqsubq_s8(q1, a3)); // clip(q1 - a3) -} - -static void DoFilter4( - const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, - const uint8x16_t mask, const uint8x16_t hev_mask, - uint8x16_t* const op1, uint8x16_t* const op0, - uint8x16_t* const oq0, uint8x16_t* const oq1) { - // This is a fused version of DoFilter2() calling ApplyFilter2 directly - const int8x16_t p1s = FlipSign(p1); - int8x16_t p0s = FlipSign(p0); - int8x16_t q0s = FlipSign(q0); - const int8x16_t q1s = FlipSign(q1); - const uint8x16_t simple_lf_mask = vandq_u8(mask, hev_mask); - - // do_filter2 part (simple loopfilter on pixels with hev) - { - const int8x16_t delta = GetBaseDelta(p1s, p0s, q0s, q1s); - const int8x16_t simple_lf_delta = - vandq_s8(delta, vreinterpretq_s8_u8(simple_lf_mask)); - ApplyFilter2NoFlip(p0s, q0s, simple_lf_delta, &p0s, &q0s); - } - - // do_filter4 part (complex loopfilter on pixels without hev) - { - const int8x16_t delta0 = GetBaseDelta0(p0s, q0s); - // we use: (mask & hev_mask) ^ mask = mask & !hev_mask - const uint8x16_t complex_lf_mask = veorq_u8(simple_lf_mask, mask); - const int8x16_t complex_lf_delta = - vandq_s8(delta0, vreinterpretq_s8_u8(complex_lf_mask)); - ApplyFilter4(p1s, p0s, q0s, q1s, complex_lf_delta, op1, op0, oq0, oq1); - } -} - -// 6-points filter - -static void ApplyFilter6( - const int8x16_t p2, const int8x16_t p1, const int8x16_t p0, - const int8x16_t q0, const int8x16_t q1, const int8x16_t q2, - const int8x16_t delta, - uint8x16_t* const op2, uint8x16_t* const op1, uint8x16_t* const op0, - uint8x16_t* const oq0, uint8x16_t* const oq1, uint8x16_t* const oq2) { - const int16x8_t kCst63 = vdupq_n_s16(63); - const int8x8_t kCst27 = vdup_n_s8(27); - const int8x8_t kCst18 = vdup_n_s8(18); - const int8x8_t kCst9 = vdup_n_s8(9); - const int8x8_t delta_lo = vget_low_s8(delta); - const int8x8_t delta_hi = vget_high_s8(delta); - const int16x8_t s1_lo = vmlal_s8(kCst63, kCst27, delta_lo); // 63 + 27 * a - const int16x8_t s1_hi = vmlal_s8(kCst63, kCst27, delta_hi); // 63 + 27 * a - const int16x8_t s2_lo = vmlal_s8(kCst63, kCst18, delta_lo); // 63 + 18 * a - const int16x8_t s2_hi = vmlal_s8(kCst63, kCst18, delta_hi); // 63 + 18 * a - const int16x8_t s3_lo = vmlal_s8(kCst63, kCst9, delta_lo); // 63 + 9 * a - const int16x8_t s3_hi = vmlal_s8(kCst63, kCst9, delta_hi); // 63 + 9 * a - const int8x8_t a1_lo = vqshrn_n_s16(s1_lo, 7); - const int8x8_t a1_hi = vqshrn_n_s16(s1_hi, 7); - const int8x8_t a2_lo = vqshrn_n_s16(s2_lo, 7); - const int8x8_t a2_hi = vqshrn_n_s16(s2_hi, 7); - const int8x8_t a3_lo = vqshrn_n_s16(s3_lo, 7); - const int8x8_t a3_hi = vqshrn_n_s16(s3_hi, 7); - const int8x16_t a1 = vcombine_s8(a1_lo, a1_hi); - const int8x16_t a2 = vcombine_s8(a2_lo, a2_hi); - const int8x16_t a3 = vcombine_s8(a3_lo, a3_hi); - - *op0 = FlipSignBack(vqaddq_s8(p0, a1)); // clip(p0 + a1) - *oq0 = FlipSignBack(vqsubq_s8(q0, a1)); // clip(q0 - q1) - *oq1 = FlipSignBack(vqsubq_s8(q1, a2)); // clip(q1 - a2) - *op1 = FlipSignBack(vqaddq_s8(p1, a2)); // clip(p1 + a2) - *oq2 = FlipSignBack(vqsubq_s8(q2, a3)); // clip(q2 - a3) - *op2 = FlipSignBack(vqaddq_s8(p2, a3)); // clip(p2 + a3) -} - -static void DoFilter6( - const uint8x16_t p2, const uint8x16_t p1, const uint8x16_t p0, - const uint8x16_t q0, const uint8x16_t q1, const uint8x16_t q2, - const uint8x16_t mask, const uint8x16_t hev_mask, - uint8x16_t* const op2, uint8x16_t* const op1, uint8x16_t* const op0, - uint8x16_t* const oq0, uint8x16_t* const oq1, uint8x16_t* const oq2) { - // This is a fused version of DoFilter2() calling ApplyFilter2 directly - const int8x16_t p2s = FlipSign(p2); - const int8x16_t p1s = FlipSign(p1); - int8x16_t p0s = FlipSign(p0); - int8x16_t q0s = FlipSign(q0); - const int8x16_t q1s = FlipSign(q1); - const int8x16_t q2s = FlipSign(q2); - const uint8x16_t simple_lf_mask = vandq_u8(mask, hev_mask); - const int8x16_t delta0 = GetBaseDelta(p1s, p0s, q0s, q1s); - - // do_filter2 part (simple loopfilter on pixels with hev) - { - const int8x16_t simple_lf_delta = - vandq_s8(delta0, vreinterpretq_s8_u8(simple_lf_mask)); - ApplyFilter2NoFlip(p0s, q0s, simple_lf_delta, &p0s, &q0s); - } - - // do_filter6 part (complex loopfilter on pixels without hev) - { - // we use: (mask & hev_mask) ^ mask = mask & !hev_mask - const uint8x16_t complex_lf_mask = veorq_u8(simple_lf_mask, mask); - const int8x16_t complex_lf_delta = - vandq_s8(delta0, vreinterpretq_s8_u8(complex_lf_mask)); - ApplyFilter6(p2s, p1s, p0s, q0s, q1s, q2s, complex_lf_delta, - op2, op1, op0, oq0, oq1, oq2); - } -} - -// on macroblock edges - -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - Load16x8(p, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op2, op1, op0, oq0, oq1, oq2; - DoFilter6(p2, p1, p0, q0, q1, q2, mask, hev_mask, - &op2, &op1, &op0, &oq0, &oq1, &oq2); - Store16x2(op2, op1, p - 2 * stride, stride); - Store16x2(op0, oq0, p + 0 * stride, stride); - Store16x2(oq1, oq2, p + 2 * stride, stride); - } -} - -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - Load8x16(p, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op2, op1, op0, oq0, oq1, oq2; - DoFilter6(p2, p1, p0, q0, q1, q2, mask, hev_mask, - &op2, &op1, &op0, &oq0, &oq1, &oq2); - Store2x16(op2, op1, p - 2, stride); - Store2x16(op0, oq0, p + 0, stride); - Store2x16(oq1, oq2, p + 2, stride); - } -} - -// on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - uint32_t k; - uint8x16_t p3, p2, p1, p0; - Load16x4(p + 2 * stride, stride, &p3, &p2, &p1, &p0); - for (k = 3; k != 0; --k) { - uint8x16_t q0, q1, q2, q3; - p += 4 * stride; - Load16x4(p + 2 * stride, stride, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = - NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - // p3 and p2 are not just temporary variables here: they will be - // re-used for next span. And q2/q3 will become p1/p0 accordingly. - DoFilter4(p1, p0, q0, q1, mask, hev_mask, &p1, &p0, &p3, &p2); - Store16x4(p1, p0, p3, p2, p, stride); - p1 = q2; - p0 = q3; - } - } -} - -#if !defined(WORK_AROUND_GCC) -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - uint32_t k; - uint8x16_t p3, p2, p1, p0; - Load4x16(p + 2, stride, &p3, &p2, &p1, &p0); - for (k = 3; k != 0; --k) { - uint8x16_t q0, q1, q2, q3; - p += 4; - Load4x16(p + 2, stride, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = - NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - DoFilter4(p1, p0, q0, q1, mask, hev_mask, &p1, &p0, &p3, &p2); - Store4x16(p1, p0, p3, p2, p, stride); - p1 = q2; - p0 = q3; - } - } -} -#endif // !WORK_AROUND_GCC - -// 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - Load8x8x2(u, v, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op2, op1, op0, oq0, oq1, oq2; - DoFilter6(p2, p1, p0, q0, q1, q2, mask, hev_mask, - &op2, &op1, &op0, &oq0, &oq1, &oq2); - Store8x2x2(op2, op1, u - 2 * stride, v - 2 * stride, stride); - Store8x2x2(op0, oq0, u + 0 * stride, v + 0 * stride, stride); - Store8x2x2(oq1, oq2, u + 2 * stride, v + 2 * stride, stride); - } -} -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - u += 4 * stride; - v += 4 * stride; - Load8x8x2(u, v, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op1, op0, oq0, oq1; - DoFilter4(p1, p0, q0, q1, mask, hev_mask, &op1, &op0, &oq0, &oq1); - Store8x4x2(op1, op0, oq0, oq1, u, v, stride); - } -} - -#if !defined(WORK_AROUND_GCC) -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - Load8x8x2T(u, v, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op2, op1, op0, oq0, oq1, oq2; - DoFilter6(p2, p1, p0, q0, q1, q2, mask, hev_mask, - &op2, &op1, &op0, &oq0, &oq1, &oq2); - Store6x8x2(op2, op1, op0, oq0, oq1, oq2, u, v, stride); - } -} - -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - uint8x16_t p3, p2, p1, p0, q0, q1, q2, q3; - u += 4; - v += 4; - Load8x8x2T(u, v, stride, &p3, &p2, &p1, &p0, &q0, &q1, &q2, &q3); - { - const uint8x16_t mask = NeedsFilter2(p3, p2, p1, p0, q0, q1, q2, q3, - ithresh, thresh); - const uint8x16_t hev_mask = NeedsHev(p1, p0, q0, q1, hev_thresh); - uint8x16_t op1, op0, oq0, oq1; - DoFilter4(p1, p0, q0, q1, mask, hev_mask, &op1, &op0, &oq0, &oq1); - Store4x8x2(op1, op0, oq0, oq1, u, v, stride); - } -} -#endif // !WORK_AROUND_GCC - -//----------------------------------------------------------------------------- -// Inverse transforms (Paragraph 14.4) - -// Technically these are unsigned but vqdmulh is only available in signed. -// vqdmulh returns high half (effectively >> 16) but also doubles the value, -// changing the >> 16 to >> 15 and requiring an additional >> 1. -// We use this to our advantage with kC2. The canonical value is 35468. -// However, the high bit is set so treating it as signed will give incorrect -// results. We avoid this by down shifting by 1 here to clear the highest bit. -// Combined with the doubling effect of vqdmulh we get >> 16. -// This can not be applied to kC1 because the lowest bit is set. Down shifting -// the constant would reduce precision. - -// libwebp uses a trick to avoid some extra addition that libvpx does. -// Instead of: -// temp2 = ip[12] + ((ip[12] * cospi8sqrt2minus1) >> 16); -// libwebp adds 1 << 16 to cospi8sqrt2minus1 (kC1). However, this causes the -// same issue with kC1 and vqdmulh that we work around by down shifting kC2 - -static const int16_t kC1 = 20091; -static const int16_t kC2 = 17734; // half of kC2, actually. See comment above. - -#if defined(WEBP_USE_INTRINSICS) -static WEBP_INLINE void Transpose8x2(const int16x8_t in0, const int16x8_t in1, - int16x8x2_t* const out) { - // a0 a1 a2 a3 | b0 b1 b2 b3 => a0 b0 c0 d0 | a1 b1 c1 d1 - // c0 c1 c2 c3 | d0 d1 d2 d3 a2 b2 c2 d2 | a3 b3 c3 d3 - const int16x8x2_t tmp0 = vzipq_s16(in0, in1); // a0 c0 a1 c1 a2 c2 ... - // b0 d0 b1 d1 b2 d2 ... - *out = vzipq_s16(tmp0.val[0], tmp0.val[1]); -} - -static WEBP_INLINE void TransformPass(int16x8x2_t* const rows) { - // {rows} = in0 | in4 - // in8 | in12 - // B1 = in4 | in12 - const int16x8_t B1 = - vcombine_s16(vget_high_s16(rows->val[0]), vget_high_s16(rows->val[1])); - // C0 = kC1 * in4 | kC1 * in12 - // C1 = kC2 * in4 | kC2 * in12 - const int16x8_t C0 = vsraq_n_s16(B1, vqdmulhq_n_s16(B1, kC1), 1); - const int16x8_t C1 = vqdmulhq_n_s16(B1, kC2); - const int16x4_t a = vqadd_s16(vget_low_s16(rows->val[0]), - vget_low_s16(rows->val[1])); // in0 + in8 - const int16x4_t b = vqsub_s16(vget_low_s16(rows->val[0]), - vget_low_s16(rows->val[1])); // in0 - in8 - // c = kC2 * in4 - kC1 * in12 - // d = kC1 * in4 + kC2 * in12 - const int16x4_t c = vqsub_s16(vget_low_s16(C1), vget_high_s16(C0)); - const int16x4_t d = vqadd_s16(vget_low_s16(C0), vget_high_s16(C1)); - const int16x8_t D0 = vcombine_s16(a, b); // D0 = a | b - const int16x8_t D1 = vcombine_s16(d, c); // D1 = d | c - const int16x8_t E0 = vqaddq_s16(D0, D1); // a+d | b+c - const int16x8_t E_tmp = vqsubq_s16(D0, D1); // a-d | b-c - const int16x8_t E1 = vcombine_s16(vget_high_s16(E_tmp), vget_low_s16(E_tmp)); - Transpose8x2(E0, E1, rows); -} - -static void TransformOne(const int16_t* in, uint8_t* dst) { - int16x8x2_t rows; - INIT_VECTOR2(rows, vld1q_s16(in + 0), vld1q_s16(in + 8)); - TransformPass(&rows); - TransformPass(&rows); - Add4x4(rows.val[0], rows.val[1], dst); -} - -#else - -static void TransformOne(const int16_t* in, uint8_t* dst) { - const int kBPS = BPS; - // kC1, kC2. Padded because vld1.16 loads 8 bytes - const int16_t constants[4] = { kC1, kC2, 0, 0 }; - /* Adapted from libvpx: vp8/common/arm/neon/shortidct4x4llm_neon.asm */ - __asm__ volatile ( - "vld1.16 {q1, q2}, [%[in]] \n" - "vld1.16 {d0}, [%[constants]] \n" - - /* d2: in[0] - * d3: in[8] - * d4: in[4] - * d5: in[12] - */ - "vswp d3, d4 \n" - - /* q8 = {in[4], in[12]} * kC1 * 2 >> 16 - * q9 = {in[4], in[12]} * kC2 >> 16 - */ - "vqdmulh.s16 q8, q2, d0[0] \n" - "vqdmulh.s16 q9, q2, d0[1] \n" - - /* d22 = a = in[0] + in[8] - * d23 = b = in[0] - in[8] - */ - "vqadd.s16 d22, d2, d3 \n" - "vqsub.s16 d23, d2, d3 \n" - - /* The multiplication should be x * kC1 >> 16 - * However, with vqdmulh we get x * kC1 * 2 >> 16 - * (multiply, double, return high half) - * We avoided this in kC2 by pre-shifting the constant. - * q8 = in[4]/[12] * kC1 >> 16 - */ - "vshr.s16 q8, q8, #1 \n" - - /* Add {in[4], in[12]} back after the multiplication. This is handled by - * adding 1 << 16 to kC1 in the libwebp C code. - */ - "vqadd.s16 q8, q2, q8 \n" - - /* d20 = c = in[4]*kC2 - in[12]*kC1 - * d21 = d = in[4]*kC1 + in[12]*kC2 - */ - "vqsub.s16 d20, d18, d17 \n" - "vqadd.s16 d21, d19, d16 \n" - - /* d2 = tmp[0] = a + d - * d3 = tmp[1] = b + c - * d4 = tmp[2] = b - c - * d5 = tmp[3] = a - d - */ - "vqadd.s16 d2, d22, d21 \n" - "vqadd.s16 d3, d23, d20 \n" - "vqsub.s16 d4, d23, d20 \n" - "vqsub.s16 d5, d22, d21 \n" - - "vzip.16 q1, q2 \n" - "vzip.16 q1, q2 \n" - - "vswp d3, d4 \n" - - /* q8 = {tmp[4], tmp[12]} * kC1 * 2 >> 16 - * q9 = {tmp[4], tmp[12]} * kC2 >> 16 - */ - "vqdmulh.s16 q8, q2, d0[0] \n" - "vqdmulh.s16 q9, q2, d0[1] \n" - - /* d22 = a = tmp[0] + tmp[8] - * d23 = b = tmp[0] - tmp[8] - */ - "vqadd.s16 d22, d2, d3 \n" - "vqsub.s16 d23, d2, d3 \n" - - /* See long winded explanations prior */ - "vshr.s16 q8, q8, #1 \n" - "vqadd.s16 q8, q2, q8 \n" - - /* d20 = c = in[4]*kC2 - in[12]*kC1 - * d21 = d = in[4]*kC1 + in[12]*kC2 - */ - "vqsub.s16 d20, d18, d17 \n" - "vqadd.s16 d21, d19, d16 \n" - - /* d2 = tmp[0] = a + d - * d3 = tmp[1] = b + c - * d4 = tmp[2] = b - c - * d5 = tmp[3] = a - d - */ - "vqadd.s16 d2, d22, d21 \n" - "vqadd.s16 d3, d23, d20 \n" - "vqsub.s16 d4, d23, d20 \n" - "vqsub.s16 d5, d22, d21 \n" - - "vld1.32 d6[0], [%[dst]], %[kBPS] \n" - "vld1.32 d6[1], [%[dst]], %[kBPS] \n" - "vld1.32 d7[0], [%[dst]], %[kBPS] \n" - "vld1.32 d7[1], [%[dst]], %[kBPS] \n" - - "sub %[dst], %[dst], %[kBPS], lsl #2 \n" - - /* (val) + 4 >> 3 */ - "vrshr.s16 d2, d2, #3 \n" - "vrshr.s16 d3, d3, #3 \n" - "vrshr.s16 d4, d4, #3 \n" - "vrshr.s16 d5, d5, #3 \n" - - "vzip.16 q1, q2 \n" - "vzip.16 q1, q2 \n" - - /* Must accumulate before saturating */ - "vmovl.u8 q8, d6 \n" - "vmovl.u8 q9, d7 \n" - - "vqadd.s16 q1, q1, q8 \n" - "vqadd.s16 q2, q2, q9 \n" - - "vqmovun.s16 d0, q1 \n" - "vqmovun.s16 d1, q2 \n" - - "vst1.32 d0[0], [%[dst]], %[kBPS] \n" - "vst1.32 d0[1], [%[dst]], %[kBPS] \n" - "vst1.32 d1[0], [%[dst]], %[kBPS] \n" - "vst1.32 d1[1], [%[dst]] \n" - - : [in] "+r"(in), [dst] "+r"(dst) /* modified registers */ - : [kBPS] "r"(kBPS), [constants] "r"(constants) /* constants */ - : "memory", "q0", "q1", "q2", "q8", "q9", "q10", "q11" /* clobbered */ - ); -} - -#endif // WEBP_USE_INTRINSICS - -static void TransformTwo(const int16_t* in, uint8_t* dst, int do_two) { - TransformOne(in, dst); - if (do_two) { - TransformOne(in + 16, dst + 4); - } -} - -static void TransformDC(const int16_t* in, uint8_t* dst) { - const int16x8_t DC = vdupq_n_s16(in[0]); - Add4x4(DC, DC, dst); -} - -//------------------------------------------------------------------------------ - -#define STORE_WHT(dst, col, rows) do { \ - *dst = vgetq_lane_s32(rows.val[0], col); (dst) += 16; \ - *dst = vgetq_lane_s32(rows.val[1], col); (dst) += 16; \ - *dst = vgetq_lane_s32(rows.val[2], col); (dst) += 16; \ - *dst = vgetq_lane_s32(rows.val[3], col); (dst) += 16; \ -} while (0) - -static void TransformWHT(const int16_t* in, int16_t* out) { - int32x4x4_t tmp; - - { - // Load the source. - const int16x4_t in00_03 = vld1_s16(in + 0); - const int16x4_t in04_07 = vld1_s16(in + 4); - const int16x4_t in08_11 = vld1_s16(in + 8); - const int16x4_t in12_15 = vld1_s16(in + 12); - const int32x4_t a0 = vaddl_s16(in00_03, in12_15); // in[0..3] + in[12..15] - const int32x4_t a1 = vaddl_s16(in04_07, in08_11); // in[4..7] + in[8..11] - const int32x4_t a2 = vsubl_s16(in04_07, in08_11); // in[4..7] - in[8..11] - const int32x4_t a3 = vsubl_s16(in00_03, in12_15); // in[0..3] - in[12..15] - tmp.val[0] = vaddq_s32(a0, a1); - tmp.val[1] = vaddq_s32(a3, a2); - tmp.val[2] = vsubq_s32(a0, a1); - tmp.val[3] = vsubq_s32(a3, a2); - // Arrange the temporary results column-wise. - tmp = Transpose4x4(tmp); - } - - { - const int32x4_t kCst3 = vdupq_n_s32(3); - const int32x4_t dc = vaddq_s32(tmp.val[0], kCst3); // add rounder - const int32x4_t a0 = vaddq_s32(dc, tmp.val[3]); - const int32x4_t a1 = vaddq_s32(tmp.val[1], tmp.val[2]); - const int32x4_t a2 = vsubq_s32(tmp.val[1], tmp.val[2]); - const int32x4_t a3 = vsubq_s32(dc, tmp.val[3]); - - tmp.val[0] = vaddq_s32(a0, a1); - tmp.val[1] = vaddq_s32(a3, a2); - tmp.val[2] = vsubq_s32(a0, a1); - tmp.val[3] = vsubq_s32(a3, a2); - - // right shift the results by 3. - tmp.val[0] = vshrq_n_s32(tmp.val[0], 3); - tmp.val[1] = vshrq_n_s32(tmp.val[1], 3); - tmp.val[2] = vshrq_n_s32(tmp.val[2], 3); - tmp.val[3] = vshrq_n_s32(tmp.val[3], 3); - - STORE_WHT(out, 0, tmp); - STORE_WHT(out, 1, tmp); - STORE_WHT(out, 2, tmp); - STORE_WHT(out, 3, tmp); - } -} - -#undef STORE_WHT - -//------------------------------------------------------------------------------ - -#define MUL(a, b) (((a) * (b)) >> 16) -static void TransformAC3(const int16_t* in, uint8_t* dst) { - static const int kC1_full = 20091 + (1 << 16); - static const int kC2_full = 35468; - const int16x4_t A = vld1_dup_s16(in); - const int16x4_t c4 = vdup_n_s16(MUL(in[4], kC2_full)); - const int16x4_t d4 = vdup_n_s16(MUL(in[4], kC1_full)); - const int c1 = MUL(in[1], kC2_full); - const int d1 = MUL(in[1], kC1_full); - const uint64_t cd = (uint64_t)( d1 & 0xffff) << 0 | - (uint64_t)( c1 & 0xffff) << 16 | - (uint64_t)(-c1 & 0xffff) << 32 | - (uint64_t)(-d1 & 0xffff) << 48; - const int16x4_t CD = vcreate_s16(cd); - const int16x4_t B = vqadd_s16(A, CD); - const int16x8_t m0_m1 = vcombine_s16(vqadd_s16(B, d4), vqadd_s16(B, c4)); - const int16x8_t m2_m3 = vcombine_s16(vqsub_s16(B, c4), vqsub_s16(B, d4)); - Add4x4(m0_m1, m2_m3, dst); -} -#undef MUL - -//------------------------------------------------------------------------------ -// 4x4 - -static void DC4(uint8_t* dst) { // DC - const uint8x8_t A = vld1_u8(dst - BPS); // top row - const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top - const uint16x4_t p1 = vpadd_u16(p0, p0); - const uint16x8_t L0 = vmovl_u8(vld1_u8(dst + 0 * BPS - 1)); - const uint16x8_t L1 = vmovl_u8(vld1_u8(dst + 1 * BPS - 1)); - const uint16x8_t L2 = vmovl_u8(vld1_u8(dst + 2 * BPS - 1)); - const uint16x8_t L3 = vmovl_u8(vld1_u8(dst + 3 * BPS - 1)); - const uint16x8_t s0 = vaddq_u16(L0, L1); - const uint16x8_t s1 = vaddq_u16(L2, L3); - const uint16x8_t s01 = vaddq_u16(s0, s1); - const uint16x8_t sum = vaddq_u16(s01, vcombine_u16(p1, p1)); - const uint8x8_t dc0 = vrshrn_n_u16(sum, 3); // (sum + 4) >> 3 - const uint8x8_t dc = vdup_lane_u8(dc0, 0); - int i; - for (i = 0; i < 4; ++i) { - vst1_lane_u32((uint32_t*)(dst + i * BPS), vreinterpret_u32_u8(dc), 0); - } -} - -// TrueMotion (4x4 + 8x8) -static WEBP_INLINE void TrueMotion(uint8_t* dst, int size) { - const uint8x8_t TL = vld1_dup_u8(dst - BPS - 1); // top-left pixel 'A[-1]' - const uint8x8_t T = vld1_u8(dst - BPS); // top row 'A[0..3]' - const int16x8_t d = vreinterpretq_s16_u16(vsubl_u8(T, TL)); // A[c] - A[-1] - int y; - for (y = 0; y < size; y += 4) { - // left edge - const int16x8_t L0 = ConvertU8ToS16(vld1_dup_u8(dst + 0 * BPS - 1)); - const int16x8_t L1 = ConvertU8ToS16(vld1_dup_u8(dst + 1 * BPS - 1)); - const int16x8_t L2 = ConvertU8ToS16(vld1_dup_u8(dst + 2 * BPS - 1)); - const int16x8_t L3 = ConvertU8ToS16(vld1_dup_u8(dst + 3 * BPS - 1)); - const int16x8_t r0 = vaddq_s16(L0, d); // L[r] + A[c] - A[-1] - const int16x8_t r1 = vaddq_s16(L1, d); - const int16x8_t r2 = vaddq_s16(L2, d); - const int16x8_t r3 = vaddq_s16(L3, d); - // Saturate and store the result. - const uint32x2_t r0_u32 = vreinterpret_u32_u8(vqmovun_s16(r0)); - const uint32x2_t r1_u32 = vreinterpret_u32_u8(vqmovun_s16(r1)); - const uint32x2_t r2_u32 = vreinterpret_u32_u8(vqmovun_s16(r2)); - const uint32x2_t r3_u32 = vreinterpret_u32_u8(vqmovun_s16(r3)); - if (size == 4) { - vst1_lane_u32((uint32_t*)(dst + 0 * BPS), r0_u32, 0); - vst1_lane_u32((uint32_t*)(dst + 1 * BPS), r1_u32, 0); - vst1_lane_u32((uint32_t*)(dst + 2 * BPS), r2_u32, 0); - vst1_lane_u32((uint32_t*)(dst + 3 * BPS), r3_u32, 0); - } else { - vst1_u32((uint32_t*)(dst + 0 * BPS), r0_u32); - vst1_u32((uint32_t*)(dst + 1 * BPS), r1_u32); - vst1_u32((uint32_t*)(dst + 2 * BPS), r2_u32); - vst1_u32((uint32_t*)(dst + 3 * BPS), r3_u32); - } - dst += 4 * BPS; - } -} - -static void TM4(uint8_t* dst) { TrueMotion(dst, 4); } - -static void VE4(uint8_t* dst) { // vertical - // NB: avoid vld1_u64 here as an alignment hint may be added -> SIGBUS. - const uint64x1_t A0 = vreinterpret_u64_u8(vld1_u8(dst - BPS - 1)); // top row - const uint64x1_t A1 = vshr_n_u64(A0, 8); - const uint64x1_t A2 = vshr_n_u64(A0, 16); - const uint8x8_t ABCDEFGH = vreinterpret_u8_u64(A0); - const uint8x8_t BCDEFGH0 = vreinterpret_u8_u64(A1); - const uint8x8_t CDEFGH00 = vreinterpret_u8_u64(A2); - const uint8x8_t b = vhadd_u8(ABCDEFGH, CDEFGH00); - const uint8x8_t avg = vrhadd_u8(b, BCDEFGH0); - int i; - for (i = 0; i < 4; ++i) { - vst1_lane_u32((uint32_t*)(dst + i * BPS), vreinterpret_u32_u8(avg), 0); - } -} - -static void RD4(uint8_t* dst) { // Down-right - const uint8x8_t XABCD_u8 = vld1_u8(dst - BPS - 1); - const uint64x1_t XABCD = vreinterpret_u64_u8(XABCD_u8); - const uint64x1_t ____XABC = vshl_n_u64(XABCD, 32); - const uint32_t I = dst[-1 + 0 * BPS]; - const uint32_t J = dst[-1 + 1 * BPS]; - const uint32_t K = dst[-1 + 2 * BPS]; - const uint32_t L = dst[-1 + 3 * BPS]; - const uint64x1_t LKJI____ = vcreate_u64(L | (K << 8) | (J << 16) | (I << 24)); - const uint64x1_t LKJIXABC = vorr_u64(LKJI____, ____XABC); - const uint8x8_t KJIXABC_ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 8)); - const uint8x8_t JIXABC__ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 16)); - const uint8_t D = vget_lane_u8(XABCD_u8, 4); - const uint8x8_t JIXABCD_ = vset_lane_u8(D, JIXABC__, 6); - const uint8x8_t LKJIXABC_u8 = vreinterpret_u8_u64(LKJIXABC); - const uint8x8_t avg1 = vhadd_u8(JIXABCD_, LKJIXABC_u8); - const uint8x8_t avg2 = vrhadd_u8(avg1, KJIXABC_); - const uint64x1_t avg2_u64 = vreinterpret_u64_u8(avg2); - const uint32x2_t r3 = vreinterpret_u32_u8(avg2); - const uint32x2_t r2 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 8)); - const uint32x2_t r1 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 16)); - const uint32x2_t r0 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 24)); - vst1_lane_u32((uint32_t*)(dst + 0 * BPS), r0, 0); - vst1_lane_u32((uint32_t*)(dst + 1 * BPS), r1, 0); - vst1_lane_u32((uint32_t*)(dst + 2 * BPS), r2, 0); - vst1_lane_u32((uint32_t*)(dst + 3 * BPS), r3, 0); -} - -static void LD4(uint8_t* dst) { // Down-left - // Note using the same shift trick as VE4() is slower here. - const uint8x8_t ABCDEFGH = vld1_u8(dst - BPS + 0); - const uint8x8_t BCDEFGH0 = vld1_u8(dst - BPS + 1); - const uint8x8_t CDEFGH00 = vld1_u8(dst - BPS + 2); - const uint8x8_t CDEFGHH0 = vset_lane_u8(dst[-BPS + 7], CDEFGH00, 6); - const uint8x8_t avg1 = vhadd_u8(ABCDEFGH, CDEFGHH0); - const uint8x8_t avg2 = vrhadd_u8(avg1, BCDEFGH0); - const uint64x1_t avg2_u64 = vreinterpret_u64_u8(avg2); - const uint32x2_t r0 = vreinterpret_u32_u8(avg2); - const uint32x2_t r1 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 8)); - const uint32x2_t r2 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 16)); - const uint32x2_t r3 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 24)); - vst1_lane_u32((uint32_t*)(dst + 0 * BPS), r0, 0); - vst1_lane_u32((uint32_t*)(dst + 1 * BPS), r1, 0); - vst1_lane_u32((uint32_t*)(dst + 2 * BPS), r2, 0); - vst1_lane_u32((uint32_t*)(dst + 3 * BPS), r3, 0); -} - -//------------------------------------------------------------------------------ -// Chroma - -static void VE8uv(uint8_t* dst) { // vertical - const uint8x8_t top = vld1_u8(dst - BPS); - int j; - for (j = 0; j < 8; ++j) { - vst1_u8(dst + j * BPS, top); - } -} - -static void HE8uv(uint8_t* dst) { // horizontal - int j; - for (j = 0; j < 8; ++j) { - const uint8x8_t left = vld1_dup_u8(dst - 1); - vst1_u8(dst, left); - dst += BPS; - } -} - -static WEBP_INLINE void DC8(uint8_t* dst, int do_top, int do_left) { - uint16x8_t sum_top; - uint16x8_t sum_left; - uint8x8_t dc0; - - if (do_top) { - const uint8x8_t A = vld1_u8(dst - BPS); // top row - const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top - const uint16x4_t p1 = vpadd_u16(p0, p0); - const uint16x4_t p2 = vpadd_u16(p1, p1); - sum_top = vcombine_u16(p2, p2); - } - - if (do_left) { - const uint16x8_t L0 = vmovl_u8(vld1_u8(dst + 0 * BPS - 1)); - const uint16x8_t L1 = vmovl_u8(vld1_u8(dst + 1 * BPS - 1)); - const uint16x8_t L2 = vmovl_u8(vld1_u8(dst + 2 * BPS - 1)); - const uint16x8_t L3 = vmovl_u8(vld1_u8(dst + 3 * BPS - 1)); - const uint16x8_t L4 = vmovl_u8(vld1_u8(dst + 4 * BPS - 1)); - const uint16x8_t L5 = vmovl_u8(vld1_u8(dst + 5 * BPS - 1)); - const uint16x8_t L6 = vmovl_u8(vld1_u8(dst + 6 * BPS - 1)); - const uint16x8_t L7 = vmovl_u8(vld1_u8(dst + 7 * BPS - 1)); - const uint16x8_t s0 = vaddq_u16(L0, L1); - const uint16x8_t s1 = vaddq_u16(L2, L3); - const uint16x8_t s2 = vaddq_u16(L4, L5); - const uint16x8_t s3 = vaddq_u16(L6, L7); - const uint16x8_t s01 = vaddq_u16(s0, s1); - const uint16x8_t s23 = vaddq_u16(s2, s3); - sum_left = vaddq_u16(s01, s23); - } - - if (do_top && do_left) { - const uint16x8_t sum = vaddq_u16(sum_left, sum_top); - dc0 = vrshrn_n_u16(sum, 4); - } else if (do_top) { - dc0 = vrshrn_n_u16(sum_top, 3); - } else if (do_left) { - dc0 = vrshrn_n_u16(sum_left, 3); - } else { - dc0 = vdup_n_u8(0x80); - } - - { - const uint8x8_t dc = vdup_lane_u8(dc0, 0); - int i; - for (i = 0; i < 8; ++i) { - vst1_u32((uint32_t*)(dst + i * BPS), vreinterpret_u32_u8(dc)); - } - } -} - -static void DC8uv(uint8_t* dst) { DC8(dst, 1, 1); } -static void DC8uvNoTop(uint8_t* dst) { DC8(dst, 0, 1); } -static void DC8uvNoLeft(uint8_t* dst) { DC8(dst, 1, 0); } -static void DC8uvNoTopLeft(uint8_t* dst) { DC8(dst, 0, 0); } - -static void TM8uv(uint8_t* dst) { TrueMotion(dst, 8); } - -//------------------------------------------------------------------------------ -// 16x16 - -static void VE16(uint8_t* dst) { // vertical - const uint8x16_t top = vld1q_u8(dst - BPS); - int j; - for (j = 0; j < 16; ++j) { - vst1q_u8(dst + j * BPS, top); - } -} - -static void HE16(uint8_t* dst) { // horizontal - int j; - for (j = 0; j < 16; ++j) { - const uint8x16_t left = vld1q_dup_u8(dst - 1); - vst1q_u8(dst, left); - dst += BPS; - } -} - -static WEBP_INLINE void DC16(uint8_t* dst, int do_top, int do_left) { - uint16x8_t sum_top; - uint16x8_t sum_left; - uint8x8_t dc0; - - if (do_top) { - const uint8x16_t A = vld1q_u8(dst - BPS); // top row - const uint16x8_t p0 = vpaddlq_u8(A); // cascading summation of the top - const uint16x4_t p1 = vadd_u16(vget_low_u16(p0), vget_high_u16(p0)); - const uint16x4_t p2 = vpadd_u16(p1, p1); - const uint16x4_t p3 = vpadd_u16(p2, p2); - sum_top = vcombine_u16(p3, p3); - } - - if (do_left) { - int i; - sum_left = vdupq_n_u16(0); - for (i = 0; i < 16; i += 8) { - const uint16x8_t L0 = vmovl_u8(vld1_u8(dst + (i + 0) * BPS - 1)); - const uint16x8_t L1 = vmovl_u8(vld1_u8(dst + (i + 1) * BPS - 1)); - const uint16x8_t L2 = vmovl_u8(vld1_u8(dst + (i + 2) * BPS - 1)); - const uint16x8_t L3 = vmovl_u8(vld1_u8(dst + (i + 3) * BPS - 1)); - const uint16x8_t L4 = vmovl_u8(vld1_u8(dst + (i + 4) * BPS - 1)); - const uint16x8_t L5 = vmovl_u8(vld1_u8(dst + (i + 5) * BPS - 1)); - const uint16x8_t L6 = vmovl_u8(vld1_u8(dst + (i + 6) * BPS - 1)); - const uint16x8_t L7 = vmovl_u8(vld1_u8(dst + (i + 7) * BPS - 1)); - const uint16x8_t s0 = vaddq_u16(L0, L1); - const uint16x8_t s1 = vaddq_u16(L2, L3); - const uint16x8_t s2 = vaddq_u16(L4, L5); - const uint16x8_t s3 = vaddq_u16(L6, L7); - const uint16x8_t s01 = vaddq_u16(s0, s1); - const uint16x8_t s23 = vaddq_u16(s2, s3); - const uint16x8_t sum = vaddq_u16(s01, s23); - sum_left = vaddq_u16(sum_left, sum); - } - } - - if (do_top && do_left) { - const uint16x8_t sum = vaddq_u16(sum_left, sum_top); - dc0 = vrshrn_n_u16(sum, 5); - } else if (do_top) { - dc0 = vrshrn_n_u16(sum_top, 4); - } else if (do_left) { - dc0 = vrshrn_n_u16(sum_left, 4); - } else { - dc0 = vdup_n_u8(0x80); - } - - { - const uint8x16_t dc = vdupq_lane_u8(dc0, 0); - int i; - for (i = 0; i < 16; ++i) { - vst1q_u8(dst + i * BPS, dc); - } - } -} - -static void DC16TopLeft(uint8_t* dst) { DC16(dst, 1, 1); } -static void DC16NoTop(uint8_t* dst) { DC16(dst, 0, 1); } -static void DC16NoLeft(uint8_t* dst) { DC16(dst, 1, 0); } -static void DC16NoTopLeft(uint8_t* dst) { DC16(dst, 0, 0); } - -static void TM16(uint8_t* dst) { - const uint8x8_t TL = vld1_dup_u8(dst - BPS - 1); // top-left pixel 'A[-1]' - const uint8x16_t T = vld1q_u8(dst - BPS); // top row 'A[0..15]' - // A[c] - A[-1] - const int16x8_t d_lo = vreinterpretq_s16_u16(vsubl_u8(vget_low_u8(T), TL)); - const int16x8_t d_hi = vreinterpretq_s16_u16(vsubl_u8(vget_high_u8(T), TL)); - int y; - for (y = 0; y < 16; y += 4) { - // left edge - const int16x8_t L0 = ConvertU8ToS16(vld1_dup_u8(dst + 0 * BPS - 1)); - const int16x8_t L1 = ConvertU8ToS16(vld1_dup_u8(dst + 1 * BPS - 1)); - const int16x8_t L2 = ConvertU8ToS16(vld1_dup_u8(dst + 2 * BPS - 1)); - const int16x8_t L3 = ConvertU8ToS16(vld1_dup_u8(dst + 3 * BPS - 1)); - const int16x8_t r0_lo = vaddq_s16(L0, d_lo); // L[r] + A[c] - A[-1] - const int16x8_t r1_lo = vaddq_s16(L1, d_lo); - const int16x8_t r2_lo = vaddq_s16(L2, d_lo); - const int16x8_t r3_lo = vaddq_s16(L3, d_lo); - const int16x8_t r0_hi = vaddq_s16(L0, d_hi); - const int16x8_t r1_hi = vaddq_s16(L1, d_hi); - const int16x8_t r2_hi = vaddq_s16(L2, d_hi); - const int16x8_t r3_hi = vaddq_s16(L3, d_hi); - // Saturate and store the result. - const uint8x16_t row0 = vcombine_u8(vqmovun_s16(r0_lo), vqmovun_s16(r0_hi)); - const uint8x16_t row1 = vcombine_u8(vqmovun_s16(r1_lo), vqmovun_s16(r1_hi)); - const uint8x16_t row2 = vcombine_u8(vqmovun_s16(r2_lo), vqmovun_s16(r2_hi)); - const uint8x16_t row3 = vcombine_u8(vqmovun_s16(r3_lo), vqmovun_s16(r3_hi)); - vst1q_u8(dst + 0 * BPS, row0); - vst1q_u8(dst + 1 * BPS, row1); - vst1q_u8(dst + 2 * BPS, row2); - vst1q_u8(dst + 3 * BPS, row3); - dst += 4 * BPS; - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitNEON(void) { - VP8Transform = TransformTwo; - VP8TransformAC3 = TransformAC3; - VP8TransformDC = TransformDC; - VP8TransformWHT = TransformWHT; - - VP8VFilter16 = VFilter16; - VP8VFilter16i = VFilter16i; - VP8HFilter16 = HFilter16; -#if !defined(WORK_AROUND_GCC) - VP8HFilter16i = HFilter16i; -#endif - VP8VFilter8 = VFilter8; - VP8VFilter8i = VFilter8i; -#if !defined(WORK_AROUND_GCC) - VP8HFilter8 = HFilter8; - VP8HFilter8i = HFilter8i; -#endif - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; - - VP8PredLuma4[0] = DC4; - VP8PredLuma4[1] = TM4; - VP8PredLuma4[2] = VE4; - VP8PredLuma4[4] = RD4; - VP8PredLuma4[6] = LD4; - - VP8PredLuma16[0] = DC16TopLeft; - VP8PredLuma16[1] = TM16; - VP8PredLuma16[2] = VE16; - VP8PredLuma16[3] = HE16; - VP8PredLuma16[4] = DC16NoTop; - VP8PredLuma16[5] = DC16NoLeft; - VP8PredLuma16[6] = DC16NoTopLeft; - - VP8PredChroma8[0] = DC8uv; - VP8PredChroma8[1] = TM8uv; - VP8PredChroma8[2] = VE8uv; - VP8PredChroma8[3] = HE8uv; - VP8PredChroma8[4] = DC8uvNoTop; - VP8PredChroma8[5] = DC8uvNoLeft; - VP8PredChroma8[6] = DC8uvNoTopLeft; -} - -#else // !WEBP_USE_NEON - -WEBP_DSP_INIT_STUB(VP8DspInitNEON) - -#endif // WEBP_USE_NEON diff --git a/drivers/webp/dsp/dec_sse2.c b/drivers/webp/dsp/dec_sse2.c deleted file mode 100644 index f0a8ddcaf3..0000000000 --- a/drivers/webp/dsp/dec_sse2.c +++ /dev/null @@ -1,1231 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 version of some decoding functions (idct, loop filtering). -// -// Author: somnath@google.com (Somnath Banerjee) -// cduvivier@google.com (Christian Duvivier) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) - -// The 3-coeff sparse transform in SSE2 is not really faster than the plain-C -// one it seems => disable it by default. Uncomment the following to enable: -// #define USE_TRANSFORM_AC3 - -#include <emmintrin.h> -#include "./common_sse2.h" -#include "../dec/vp8i.h" -#include "../utils/utils.h" - -//------------------------------------------------------------------------------ -// Transforms (Paragraph 14.4) - -static void Transform(const int16_t* in, uint8_t* dst, int do_two) { - // This implementation makes use of 16-bit fixed point versions of two - // multiply constants: - // K1 = sqrt(2) * cos (pi/8) ~= 85627 / 2^16 - // K2 = sqrt(2) * sin (pi/8) ~= 35468 / 2^16 - // - // To be able to use signed 16-bit integers, we use the following trick to - // have constants within range: - // - Associated constants are obtained by subtracting the 16-bit fixed point - // version of one: - // k = K - (1 << 16) => K = k + (1 << 16) - // K1 = 85267 => k1 = 20091 - // K2 = 35468 => k2 = -30068 - // - The multiplication of a variable by a constant become the sum of the - // variable and the multiplication of that variable by the associated - // constant: - // (x * K) >> 16 = (x * (k + (1 << 16))) >> 16 = ((x * k ) >> 16) + x - const __m128i k1 = _mm_set1_epi16(20091); - const __m128i k2 = _mm_set1_epi16(-30068); - __m128i T0, T1, T2, T3; - - // Load and concatenate the transform coefficients (we'll do two transforms - // in parallel). In the case of only one transform, the second half of the - // vectors will just contain random value we'll never use nor store. - __m128i in0, in1, in2, in3; - { - in0 = _mm_loadl_epi64((const __m128i*)&in[0]); - in1 = _mm_loadl_epi64((const __m128i*)&in[4]); - in2 = _mm_loadl_epi64((const __m128i*)&in[8]); - in3 = _mm_loadl_epi64((const __m128i*)&in[12]); - // a00 a10 a20 a30 x x x x - // a01 a11 a21 a31 x x x x - // a02 a12 a22 a32 x x x x - // a03 a13 a23 a33 x x x x - if (do_two) { - const __m128i inB0 = _mm_loadl_epi64((const __m128i*)&in[16]); - const __m128i inB1 = _mm_loadl_epi64((const __m128i*)&in[20]); - const __m128i inB2 = _mm_loadl_epi64((const __m128i*)&in[24]); - const __m128i inB3 = _mm_loadl_epi64((const __m128i*)&in[28]); - in0 = _mm_unpacklo_epi64(in0, inB0); - in1 = _mm_unpacklo_epi64(in1, inB1); - in2 = _mm_unpacklo_epi64(in2, inB2); - in3 = _mm_unpacklo_epi64(in3, inB3); - // a00 a10 a20 a30 b00 b10 b20 b30 - // a01 a11 a21 a31 b01 b11 b21 b31 - // a02 a12 a22 a32 b02 b12 b22 b32 - // a03 a13 a23 a33 b03 b13 b23 b33 - } - } - - // Vertical pass and subsequent transpose. - { - // First pass, c and d calculations are longer because of the "trick" - // multiplications. - const __m128i a = _mm_add_epi16(in0, in2); - const __m128i b = _mm_sub_epi16(in0, in2); - // c = MUL(in1, K2) - MUL(in3, K1) = MUL(in1, k2) - MUL(in3, k1) + in1 - in3 - const __m128i c1 = _mm_mulhi_epi16(in1, k2); - const __m128i c2 = _mm_mulhi_epi16(in3, k1); - const __m128i c3 = _mm_sub_epi16(in1, in3); - const __m128i c4 = _mm_sub_epi16(c1, c2); - const __m128i c = _mm_add_epi16(c3, c4); - // d = MUL(in1, K1) + MUL(in3, K2) = MUL(in1, k1) + MUL(in3, k2) + in1 + in3 - const __m128i d1 = _mm_mulhi_epi16(in1, k1); - const __m128i d2 = _mm_mulhi_epi16(in3, k2); - const __m128i d3 = _mm_add_epi16(in1, in3); - const __m128i d4 = _mm_add_epi16(d1, d2); - const __m128i d = _mm_add_epi16(d3, d4); - - // Second pass. - const __m128i tmp0 = _mm_add_epi16(a, d); - const __m128i tmp1 = _mm_add_epi16(b, c); - const __m128i tmp2 = _mm_sub_epi16(b, c); - const __m128i tmp3 = _mm_sub_epi16(a, d); - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&tmp0, &tmp1, &tmp2, &tmp3, &T0, &T1, &T2, &T3); - } - - // Horizontal pass and subsequent transpose. - { - // First pass, c and d calculations are longer because of the "trick" - // multiplications. - const __m128i four = _mm_set1_epi16(4); - const __m128i dc = _mm_add_epi16(T0, four); - const __m128i a = _mm_add_epi16(dc, T2); - const __m128i b = _mm_sub_epi16(dc, T2); - // c = MUL(T1, K2) - MUL(T3, K1) = MUL(T1, k2) - MUL(T3, k1) + T1 - T3 - const __m128i c1 = _mm_mulhi_epi16(T1, k2); - const __m128i c2 = _mm_mulhi_epi16(T3, k1); - const __m128i c3 = _mm_sub_epi16(T1, T3); - const __m128i c4 = _mm_sub_epi16(c1, c2); - const __m128i c = _mm_add_epi16(c3, c4); - // d = MUL(T1, K1) + MUL(T3, K2) = MUL(T1, k1) + MUL(T3, k2) + T1 + T3 - const __m128i d1 = _mm_mulhi_epi16(T1, k1); - const __m128i d2 = _mm_mulhi_epi16(T3, k2); - const __m128i d3 = _mm_add_epi16(T1, T3); - const __m128i d4 = _mm_add_epi16(d1, d2); - const __m128i d = _mm_add_epi16(d3, d4); - - // Second pass. - const __m128i tmp0 = _mm_add_epi16(a, d); - const __m128i tmp1 = _mm_add_epi16(b, c); - const __m128i tmp2 = _mm_sub_epi16(b, c); - const __m128i tmp3 = _mm_sub_epi16(a, d); - const __m128i shifted0 = _mm_srai_epi16(tmp0, 3); - const __m128i shifted1 = _mm_srai_epi16(tmp1, 3); - const __m128i shifted2 = _mm_srai_epi16(tmp2, 3); - const __m128i shifted3 = _mm_srai_epi16(tmp3, 3); - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&shifted0, &shifted1, &shifted2, &shifted3, &T0, &T1, - &T2, &T3); - } - - // Add inverse transform to 'dst' and store. - { - const __m128i zero = _mm_setzero_si128(); - // Load the reference(s). - __m128i dst0, dst1, dst2, dst3; - if (do_two) { - // Load eight bytes/pixels per line. - dst0 = _mm_loadl_epi64((__m128i*)(dst + 0 * BPS)); - dst1 = _mm_loadl_epi64((__m128i*)(dst + 1 * BPS)); - dst2 = _mm_loadl_epi64((__m128i*)(dst + 2 * BPS)); - dst3 = _mm_loadl_epi64((__m128i*)(dst + 3 * BPS)); - } else { - // Load four bytes/pixels per line. - dst0 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 0 * BPS)); - dst1 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 1 * BPS)); - dst2 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 2 * BPS)); - dst3 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 3 * BPS)); - } - // Convert to 16b. - dst0 = _mm_unpacklo_epi8(dst0, zero); - dst1 = _mm_unpacklo_epi8(dst1, zero); - dst2 = _mm_unpacklo_epi8(dst2, zero); - dst3 = _mm_unpacklo_epi8(dst3, zero); - // Add the inverse transform(s). - dst0 = _mm_add_epi16(dst0, T0); - dst1 = _mm_add_epi16(dst1, T1); - dst2 = _mm_add_epi16(dst2, T2); - dst3 = _mm_add_epi16(dst3, T3); - // Unsigned saturate to 8b. - dst0 = _mm_packus_epi16(dst0, dst0); - dst1 = _mm_packus_epi16(dst1, dst1); - dst2 = _mm_packus_epi16(dst2, dst2); - dst3 = _mm_packus_epi16(dst3, dst3); - // Store the results. - if (do_two) { - // Store eight bytes/pixels per line. - _mm_storel_epi64((__m128i*)(dst + 0 * BPS), dst0); - _mm_storel_epi64((__m128i*)(dst + 1 * BPS), dst1); - _mm_storel_epi64((__m128i*)(dst + 2 * BPS), dst2); - _mm_storel_epi64((__m128i*)(dst + 3 * BPS), dst3); - } else { - // Store four bytes/pixels per line. - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32(dst0)); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(dst1)); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(dst2)); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(dst3)); - } - } -} - -#if defined(USE_TRANSFORM_AC3) -#define MUL(a, b) (((a) * (b)) >> 16) -static void TransformAC3(const int16_t* in, uint8_t* dst) { - static const int kC1 = 20091 + (1 << 16); - static const int kC2 = 35468; - const __m128i A = _mm_set1_epi16(in[0] + 4); - const __m128i c4 = _mm_set1_epi16(MUL(in[4], kC2)); - const __m128i d4 = _mm_set1_epi16(MUL(in[4], kC1)); - const int c1 = MUL(in[1], kC2); - const int d1 = MUL(in[1], kC1); - const __m128i CD = _mm_set_epi16(0, 0, 0, 0, -d1, -c1, c1, d1); - const __m128i B = _mm_adds_epi16(A, CD); - const __m128i m0 = _mm_adds_epi16(B, d4); - const __m128i m1 = _mm_adds_epi16(B, c4); - const __m128i m2 = _mm_subs_epi16(B, c4); - const __m128i m3 = _mm_subs_epi16(B, d4); - const __m128i zero = _mm_setzero_si128(); - // Load the source pixels. - __m128i dst0 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 0 * BPS)); - __m128i dst1 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 1 * BPS)); - __m128i dst2 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 2 * BPS)); - __m128i dst3 = _mm_cvtsi32_si128(WebPMemToUint32(dst + 3 * BPS)); - // Convert to 16b. - dst0 = _mm_unpacklo_epi8(dst0, zero); - dst1 = _mm_unpacklo_epi8(dst1, zero); - dst2 = _mm_unpacklo_epi8(dst2, zero); - dst3 = _mm_unpacklo_epi8(dst3, zero); - // Add the inverse transform. - dst0 = _mm_adds_epi16(dst0, _mm_srai_epi16(m0, 3)); - dst1 = _mm_adds_epi16(dst1, _mm_srai_epi16(m1, 3)); - dst2 = _mm_adds_epi16(dst2, _mm_srai_epi16(m2, 3)); - dst3 = _mm_adds_epi16(dst3, _mm_srai_epi16(m3, 3)); - // Unsigned saturate to 8b. - dst0 = _mm_packus_epi16(dst0, dst0); - dst1 = _mm_packus_epi16(dst1, dst1); - dst2 = _mm_packus_epi16(dst2, dst2); - dst3 = _mm_packus_epi16(dst3, dst3); - // Store the results. - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32(dst0)); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(dst1)); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(dst2)); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(dst3)); -} -#undef MUL -#endif // USE_TRANSFORM_AC3 - -//------------------------------------------------------------------------------ -// Loop Filter (Paragraph 15) - -// Compute abs(p - q) = subs(p - q) OR subs(q - p) -#define MM_ABS(p, q) _mm_or_si128( \ - _mm_subs_epu8((q), (p)), \ - _mm_subs_epu8((p), (q))) - -// Shift each byte of "x" by 3 bits while preserving by the sign bit. -static WEBP_INLINE void SignedShift8b(__m128i* const x) { - const __m128i zero = _mm_setzero_si128(); - const __m128i lo_0 = _mm_unpacklo_epi8(zero, *x); - const __m128i hi_0 = _mm_unpackhi_epi8(zero, *x); - const __m128i lo_1 = _mm_srai_epi16(lo_0, 3 + 8); - const __m128i hi_1 = _mm_srai_epi16(hi_0, 3 + 8); - *x = _mm_packs_epi16(lo_1, hi_1); -} - -#define FLIP_SIGN_BIT2(a, b) { \ - a = _mm_xor_si128(a, sign_bit); \ - b = _mm_xor_si128(b, sign_bit); \ -} - -#define FLIP_SIGN_BIT4(a, b, c, d) { \ - FLIP_SIGN_BIT2(a, b); \ - FLIP_SIGN_BIT2(c, d); \ -} - -// input/output is uint8_t -static WEBP_INLINE void GetNotHEV(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int hev_thresh, __m128i* const not_hev) { - const __m128i zero = _mm_setzero_si128(); - const __m128i t_1 = MM_ABS(*p1, *p0); - const __m128i t_2 = MM_ABS(*q1, *q0); - - const __m128i h = _mm_set1_epi8(hev_thresh); - const __m128i t_max = _mm_max_epu8(t_1, t_2); - - const __m128i t_max_h = _mm_subs_epu8(t_max, h); - *not_hev = _mm_cmpeq_epi8(t_max_h, zero); // not_hev <= t1 && not_hev <= t2 -} - -// input pixels are int8_t -static WEBP_INLINE void GetBaseDelta(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - __m128i* const delta) { - // beware of addition order, for saturation! - const __m128i p1_q1 = _mm_subs_epi8(*p1, *q1); // p1 - q1 - const __m128i q0_p0 = _mm_subs_epi8(*q0, *p0); // q0 - p0 - const __m128i s1 = _mm_adds_epi8(p1_q1, q0_p0); // p1 - q1 + 1 * (q0 - p0) - const __m128i s2 = _mm_adds_epi8(q0_p0, s1); // p1 - q1 + 2 * (q0 - p0) - const __m128i s3 = _mm_adds_epi8(q0_p0, s2); // p1 - q1 + 3 * (q0 - p0) - *delta = s3; -} - -// input and output are int8_t -static WEBP_INLINE void DoSimpleFilter(__m128i* const p0, __m128i* const q0, - const __m128i* const fl) { - const __m128i k3 = _mm_set1_epi8(3); - const __m128i k4 = _mm_set1_epi8(4); - __m128i v3 = _mm_adds_epi8(*fl, k3); - __m128i v4 = _mm_adds_epi8(*fl, k4); - - SignedShift8b(&v4); // v4 >> 3 - SignedShift8b(&v3); // v3 >> 3 - *q0 = _mm_subs_epi8(*q0, v4); // q0 -= v4 - *p0 = _mm_adds_epi8(*p0, v3); // p0 += v3 -} - -// Updates values of 2 pixels at MB edge during complex filtering. -// Update operations: -// q = q - delta and p = p + delta; where delta = [(a_hi >> 7), (a_lo >> 7)] -// Pixels 'pi' and 'qi' are int8_t on input, uint8_t on output (sign flip). -static WEBP_INLINE void Update2Pixels(__m128i* const pi, __m128i* const qi, - const __m128i* const a0_lo, - const __m128i* const a0_hi) { - const __m128i a1_lo = _mm_srai_epi16(*a0_lo, 7); - const __m128i a1_hi = _mm_srai_epi16(*a0_hi, 7); - const __m128i delta = _mm_packs_epi16(a1_lo, a1_hi); - const __m128i sign_bit = _mm_set1_epi8(0x80); - *pi = _mm_adds_epi8(*pi, delta); - *qi = _mm_subs_epi8(*qi, delta); - FLIP_SIGN_BIT2(*pi, *qi); -} - -// input pixels are uint8_t -static WEBP_INLINE void NeedsFilter(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int thresh, __m128i* const mask) { - const __m128i m_thresh = _mm_set1_epi8(thresh); - const __m128i t1 = MM_ABS(*p1, *q1); // abs(p1 - q1) - const __m128i kFE = _mm_set1_epi8(0xFE); - const __m128i t2 = _mm_and_si128(t1, kFE); // set lsb of each byte to zero - const __m128i t3 = _mm_srli_epi16(t2, 1); // abs(p1 - q1) / 2 - - const __m128i t4 = MM_ABS(*p0, *q0); // abs(p0 - q0) - const __m128i t5 = _mm_adds_epu8(t4, t4); // abs(p0 - q0) * 2 - const __m128i t6 = _mm_adds_epu8(t5, t3); // abs(p0-q0)*2 + abs(p1-q1)/2 - - const __m128i t7 = _mm_subs_epu8(t6, m_thresh); // mask <= m_thresh - *mask = _mm_cmpeq_epi8(t7, _mm_setzero_si128()); -} - -//------------------------------------------------------------------------------ -// Edge filtering functions - -// Applies filter on 2 pixels (p0 and q0) -static WEBP_INLINE void DoFilter2(__m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1, - int thresh) { - __m128i a, mask; - const __m128i sign_bit = _mm_set1_epi8(0x80); - // convert p1/q1 to int8_t (for GetBaseDelta) - const __m128i p1s = _mm_xor_si128(*p1, sign_bit); - const __m128i q1s = _mm_xor_si128(*q1, sign_bit); - - NeedsFilter(p1, p0, q0, q1, thresh, &mask); - - FLIP_SIGN_BIT2(*p0, *q0); - GetBaseDelta(&p1s, p0, q0, &q1s, &a); - a = _mm_and_si128(a, mask); // mask filter values we don't care about - DoSimpleFilter(p0, q0, &a); - FLIP_SIGN_BIT2(*p0, *q0); -} - -// Applies filter on 4 pixels (p1, p0, q0 and q1) -static WEBP_INLINE void DoFilter4(__m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1, - const __m128i* const mask, int hev_thresh) { - const __m128i zero = _mm_setzero_si128(); - const __m128i sign_bit = _mm_set1_epi8(0x80); - const __m128i k64 = _mm_set1_epi8(64); - const __m128i k3 = _mm_set1_epi8(3); - const __m128i k4 = _mm_set1_epi8(4); - __m128i not_hev; - __m128i t1, t2, t3; - - // compute hev mask - GetNotHEV(p1, p0, q0, q1, hev_thresh, ¬_hev); - - // convert to signed values - FLIP_SIGN_BIT4(*p1, *p0, *q0, *q1); - - t1 = _mm_subs_epi8(*p1, *q1); // p1 - q1 - t1 = _mm_andnot_si128(not_hev, t1); // hev(p1 - q1) - t2 = _mm_subs_epi8(*q0, *p0); // q0 - p0 - t1 = _mm_adds_epi8(t1, t2); // hev(p1 - q1) + 1 * (q0 - p0) - t1 = _mm_adds_epi8(t1, t2); // hev(p1 - q1) + 2 * (q0 - p0) - t1 = _mm_adds_epi8(t1, t2); // hev(p1 - q1) + 3 * (q0 - p0) - t1 = _mm_and_si128(t1, *mask); // mask filter values we don't care about - - t2 = _mm_adds_epi8(t1, k3); // 3 * (q0 - p0) + hev(p1 - q1) + 3 - t3 = _mm_adds_epi8(t1, k4); // 3 * (q0 - p0) + hev(p1 - q1) + 4 - SignedShift8b(&t2); // (3 * (q0 - p0) + hev(p1 - q1) + 3) >> 3 - SignedShift8b(&t3); // (3 * (q0 - p0) + hev(p1 - q1) + 4) >> 3 - *p0 = _mm_adds_epi8(*p0, t2); // p0 += t2 - *q0 = _mm_subs_epi8(*q0, t3); // q0 -= t3 - FLIP_SIGN_BIT2(*p0, *q0); - - // this is equivalent to signed (a + 1) >> 1 calculation - t2 = _mm_add_epi8(t3, sign_bit); - t3 = _mm_avg_epu8(t2, zero); - t3 = _mm_sub_epi8(t3, k64); - - t3 = _mm_and_si128(not_hev, t3); // if !hev - *q1 = _mm_subs_epi8(*q1, t3); // q1 -= t3 - *p1 = _mm_adds_epi8(*p1, t3); // p1 += t3 - FLIP_SIGN_BIT2(*p1, *q1); -} - -// Applies filter on 6 pixels (p2, p1, p0, q0, q1 and q2) -static WEBP_INLINE void DoFilter6(__m128i* const p2, __m128i* const p1, - __m128i* const p0, __m128i* const q0, - __m128i* const q1, __m128i* const q2, - const __m128i* const mask, int hev_thresh) { - const __m128i zero = _mm_setzero_si128(); - const __m128i sign_bit = _mm_set1_epi8(0x80); - __m128i a, not_hev; - - // compute hev mask - GetNotHEV(p1, p0, q0, q1, hev_thresh, ¬_hev); - - FLIP_SIGN_BIT4(*p1, *p0, *q0, *q1); - FLIP_SIGN_BIT2(*p2, *q2); - GetBaseDelta(p1, p0, q0, q1, &a); - - { // do simple filter on pixels with hev - const __m128i m = _mm_andnot_si128(not_hev, *mask); - const __m128i f = _mm_and_si128(a, m); - DoSimpleFilter(p0, q0, &f); - } - - { // do strong filter on pixels with not hev - const __m128i k9 = _mm_set1_epi16(0x0900); - const __m128i k63 = _mm_set1_epi16(63); - - const __m128i m = _mm_and_si128(not_hev, *mask); - const __m128i f = _mm_and_si128(a, m); - - const __m128i f_lo = _mm_unpacklo_epi8(zero, f); - const __m128i f_hi = _mm_unpackhi_epi8(zero, f); - - const __m128i f9_lo = _mm_mulhi_epi16(f_lo, k9); // Filter (lo) * 9 - const __m128i f9_hi = _mm_mulhi_epi16(f_hi, k9); // Filter (hi) * 9 - - const __m128i a2_lo = _mm_add_epi16(f9_lo, k63); // Filter * 9 + 63 - const __m128i a2_hi = _mm_add_epi16(f9_hi, k63); // Filter * 9 + 63 - - const __m128i a1_lo = _mm_add_epi16(a2_lo, f9_lo); // Filter * 18 + 63 - const __m128i a1_hi = _mm_add_epi16(a2_hi, f9_hi); // Filter * 18 + 63 - - const __m128i a0_lo = _mm_add_epi16(a1_lo, f9_lo); // Filter * 27 + 63 - const __m128i a0_hi = _mm_add_epi16(a1_hi, f9_hi); // Filter * 27 + 63 - - Update2Pixels(p2, q2, &a2_lo, &a2_hi); - Update2Pixels(p1, q1, &a1_lo, &a1_hi); - Update2Pixels(p0, q0, &a0_lo, &a0_hi); - } -} - -// reads 8 rows across a vertical edge. -static WEBP_INLINE void Load8x4(const uint8_t* const b, int stride, - __m128i* const p, __m128i* const q) { - // A0 = 63 62 61 60 23 22 21 20 43 42 41 40 03 02 01 00 - // A1 = 73 72 71 70 33 32 31 30 53 52 51 50 13 12 11 10 - const __m128i A0 = _mm_set_epi32( - WebPMemToUint32(&b[6 * stride]), WebPMemToUint32(&b[2 * stride]), - WebPMemToUint32(&b[4 * stride]), WebPMemToUint32(&b[0 * stride])); - const __m128i A1 = _mm_set_epi32( - WebPMemToUint32(&b[7 * stride]), WebPMemToUint32(&b[3 * stride]), - WebPMemToUint32(&b[5 * stride]), WebPMemToUint32(&b[1 * stride])); - - // B0 = 53 43 52 42 51 41 50 40 13 03 12 02 11 01 10 00 - // B1 = 73 63 72 62 71 61 70 60 33 23 32 22 31 21 30 20 - const __m128i B0 = _mm_unpacklo_epi8(A0, A1); - const __m128i B1 = _mm_unpackhi_epi8(A0, A1); - - // C0 = 33 23 13 03 32 22 12 02 31 21 11 01 30 20 10 00 - // C1 = 73 63 53 43 72 62 52 42 71 61 51 41 70 60 50 40 - const __m128i C0 = _mm_unpacklo_epi16(B0, B1); - const __m128i C1 = _mm_unpackhi_epi16(B0, B1); - - // *p = 71 61 51 41 31 21 11 01 70 60 50 40 30 20 10 00 - // *q = 73 63 53 43 33 23 13 03 72 62 52 42 32 22 12 02 - *p = _mm_unpacklo_epi32(C0, C1); - *q = _mm_unpackhi_epi32(C0, C1); -} - -static WEBP_INLINE void Load16x4(const uint8_t* const r0, - const uint8_t* const r8, - int stride, - __m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1) { - // Assume the pixels around the edge (|) are numbered as follows - // 00 01 | 02 03 - // 10 11 | 12 13 - // ... | ... - // e0 e1 | e2 e3 - // f0 f1 | f2 f3 - // - // r0 is pointing to the 0th row (00) - // r8 is pointing to the 8th row (80) - - // Load - // p1 = 71 61 51 41 31 21 11 01 70 60 50 40 30 20 10 00 - // q0 = 73 63 53 43 33 23 13 03 72 62 52 42 32 22 12 02 - // p0 = f1 e1 d1 c1 b1 a1 91 81 f0 e0 d0 c0 b0 a0 90 80 - // q1 = f3 e3 d3 c3 b3 a3 93 83 f2 e2 d2 c2 b2 a2 92 82 - Load8x4(r0, stride, p1, q0); - Load8x4(r8, stride, p0, q1); - - { - // p1 = f0 e0 d0 c0 b0 a0 90 80 70 60 50 40 30 20 10 00 - // p0 = f1 e1 d1 c1 b1 a1 91 81 71 61 51 41 31 21 11 01 - // q0 = f2 e2 d2 c2 b2 a2 92 82 72 62 52 42 32 22 12 02 - // q1 = f3 e3 d3 c3 b3 a3 93 83 73 63 53 43 33 23 13 03 - const __m128i t1 = *p1; - const __m128i t2 = *q0; - *p1 = _mm_unpacklo_epi64(t1, *p0); - *p0 = _mm_unpackhi_epi64(t1, *p0); - *q0 = _mm_unpacklo_epi64(t2, *q1); - *q1 = _mm_unpackhi_epi64(t2, *q1); - } -} - -static WEBP_INLINE void Store4x4(__m128i* const x, uint8_t* dst, int stride) { - int i; - for (i = 0; i < 4; ++i, dst += stride) { - WebPUint32ToMem(dst, _mm_cvtsi128_si32(*x)); - *x = _mm_srli_si128(*x, 4); - } -} - -// Transpose back and store -static WEBP_INLINE void Store16x4(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - uint8_t* r0, uint8_t* r8, - int stride) { - __m128i t1, p1_s, p0_s, q0_s, q1_s; - - // p0 = 71 70 61 60 51 50 41 40 31 30 21 20 11 10 01 00 - // p1 = f1 f0 e1 e0 d1 d0 c1 c0 b1 b0 a1 a0 91 90 81 80 - t1 = *p0; - p0_s = _mm_unpacklo_epi8(*p1, t1); - p1_s = _mm_unpackhi_epi8(*p1, t1); - - // q0 = 73 72 63 62 53 52 43 42 33 32 23 22 13 12 03 02 - // q1 = f3 f2 e3 e2 d3 d2 c3 c2 b3 b2 a3 a2 93 92 83 82 - t1 = *q0; - q0_s = _mm_unpacklo_epi8(t1, *q1); - q1_s = _mm_unpackhi_epi8(t1, *q1); - - // p0 = 33 32 31 30 23 22 21 20 13 12 11 10 03 02 01 00 - // q0 = 73 72 71 70 63 62 61 60 53 52 51 50 43 42 41 40 - t1 = p0_s; - p0_s = _mm_unpacklo_epi16(t1, q0_s); - q0_s = _mm_unpackhi_epi16(t1, q0_s); - - // p1 = b3 b2 b1 b0 a3 a2 a1 a0 93 92 91 90 83 82 81 80 - // q1 = f3 f2 f1 f0 e3 e2 e1 e0 d3 d2 d1 d0 c3 c2 c1 c0 - t1 = p1_s; - p1_s = _mm_unpacklo_epi16(t1, q1_s); - q1_s = _mm_unpackhi_epi16(t1, q1_s); - - Store4x4(&p0_s, r0, stride); - r0 += 4 * stride; - Store4x4(&q0_s, r0, stride); - - Store4x4(&p1_s, r8, stride); - r8 += 4 * stride; - Store4x4(&q1_s, r8, stride); -} - -//------------------------------------------------------------------------------ -// Simple In-loop filtering (Paragraph 15.2) - -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { - // Load - __m128i p1 = _mm_loadu_si128((__m128i*)&p[-2 * stride]); - __m128i p0 = _mm_loadu_si128((__m128i*)&p[-stride]); - __m128i q0 = _mm_loadu_si128((__m128i*)&p[0]); - __m128i q1 = _mm_loadu_si128((__m128i*)&p[stride]); - - DoFilter2(&p1, &p0, &q0, &q1, thresh); - - // Store - _mm_storeu_si128((__m128i*)&p[-stride], p0); - _mm_storeu_si128((__m128i*)&p[0], q0); -} - -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { - __m128i p1, p0, q0, q1; - - p -= 2; // beginning of p1 - - Load16x4(p, p + 8 * stride, stride, &p1, &p0, &q0, &q1); - DoFilter2(&p1, &p0, &q0, &q1, thresh); - Store16x4(&p1, &p0, &q0, &q1, p, p + 8 * stride, stride); -} - -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4 * stride; - SimpleVFilter16(p, stride, thresh); - } -} - -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { - int k; - for (k = 3; k > 0; --k) { - p += 4; - SimpleHFilter16(p, stride, thresh); - } -} - -//------------------------------------------------------------------------------ -// Complex In-loop filtering (Paragraph 15.3) - -#define MAX_DIFF1(p3, p2, p1, p0, m) do { \ - m = MM_ABS(p1, p0); \ - m = _mm_max_epu8(m, MM_ABS(p3, p2)); \ - m = _mm_max_epu8(m, MM_ABS(p2, p1)); \ -} while (0) - -#define MAX_DIFF2(p3, p2, p1, p0, m) do { \ - m = _mm_max_epu8(m, MM_ABS(p1, p0)); \ - m = _mm_max_epu8(m, MM_ABS(p3, p2)); \ - m = _mm_max_epu8(m, MM_ABS(p2, p1)); \ -} while (0) - -#define LOAD_H_EDGES4(p, stride, e1, e2, e3, e4) { \ - e1 = _mm_loadu_si128((__m128i*)&(p)[0 * stride]); \ - e2 = _mm_loadu_si128((__m128i*)&(p)[1 * stride]); \ - e3 = _mm_loadu_si128((__m128i*)&(p)[2 * stride]); \ - e4 = _mm_loadu_si128((__m128i*)&(p)[3 * stride]); \ -} - -#define LOADUV_H_EDGE(p, u, v, stride) do { \ - const __m128i U = _mm_loadl_epi64((__m128i*)&(u)[(stride)]); \ - const __m128i V = _mm_loadl_epi64((__m128i*)&(v)[(stride)]); \ - p = _mm_unpacklo_epi64(U, V); \ -} while (0) - -#define LOADUV_H_EDGES4(u, v, stride, e1, e2, e3, e4) { \ - LOADUV_H_EDGE(e1, u, v, 0 * stride); \ - LOADUV_H_EDGE(e2, u, v, 1 * stride); \ - LOADUV_H_EDGE(e3, u, v, 2 * stride); \ - LOADUV_H_EDGE(e4, u, v, 3 * stride); \ -} - -#define STOREUV(p, u, v, stride) { \ - _mm_storel_epi64((__m128i*)&u[(stride)], p); \ - p = _mm_srli_si128(p, 8); \ - _mm_storel_epi64((__m128i*)&v[(stride)], p); \ -} - -static WEBP_INLINE void ComplexMask(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int thresh, int ithresh, - __m128i* const mask) { - const __m128i it = _mm_set1_epi8(ithresh); - const __m128i diff = _mm_subs_epu8(*mask, it); - const __m128i thresh_mask = _mm_cmpeq_epi8(diff, _mm_setzero_si128()); - __m128i filter_mask; - NeedsFilter(p1, p0, q0, q1, thresh, &filter_mask); - *mask = _mm_and_si128(thresh_mask, filter_mask); -} - -// on macroblock edges -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i t1; - __m128i mask; - __m128i p2, p1, p0, q0, q1, q2; - - // Load p3, p2, p1, p0 - LOAD_H_EDGES4(p - 4 * stride, stride, t1, p2, p1, p0); - MAX_DIFF1(t1, p2, p1, p0, mask); - - // Load q0, q1, q2, q3 - LOAD_H_EDGES4(p, stride, q0, q1, q2, t1); - MAX_DIFF2(t1, q2, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - - // Store - _mm_storeu_si128((__m128i*)&p[-3 * stride], p2); - _mm_storeu_si128((__m128i*)&p[-2 * stride], p1); - _mm_storeu_si128((__m128i*)&p[-1 * stride], p0); - _mm_storeu_si128((__m128i*)&p[+0 * stride], q0); - _mm_storeu_si128((__m128i*)&p[+1 * stride], q1); - _mm_storeu_si128((__m128i*)&p[+2 * stride], q2); -} - -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i mask; - __m128i p3, p2, p1, p0, q0, q1, q2, q3; - - uint8_t* const b = p - 4; - Load16x4(b, b + 8 * stride, stride, &p3, &p2, &p1, &p0); // p3, p2, p1, p0 - MAX_DIFF1(p3, p2, p1, p0, mask); - - Load16x4(p, p + 8 * stride, stride, &q0, &q1, &q2, &q3); // q0, q1, q2, q3 - MAX_DIFF2(q3, q2, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - - Store16x4(&p3, &p2, &p1, &p0, b, b + 8 * stride, stride); - Store16x4(&q0, &q1, &q2, &q3, p, p + 8 * stride, stride); -} - -// on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - __m128i p3, p2, p1, p0; // loop invariants - - LOAD_H_EDGES4(p, stride, p3, p2, p1, p0); // prologue - - for (k = 3; k > 0; --k) { - __m128i mask, tmp1, tmp2; - uint8_t* const b = p + 2 * stride; // beginning of p1 - p += 4 * stride; - - MAX_DIFF1(p3, p2, p1, p0, mask); // compute partial mask - LOAD_H_EDGES4(p, stride, p3, p2, tmp1, tmp2); - MAX_DIFF2(p3, p2, tmp1, tmp2, mask); - - // p3 and p2 are not just temporary variables here: they will be - // re-used for next span. And q2/q3 will become p1/p0 accordingly. - ComplexMask(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &p3, &p2, &mask, hev_thresh); - - // Store - _mm_storeu_si128((__m128i*)&b[0 * stride], p1); - _mm_storeu_si128((__m128i*)&b[1 * stride], p0); - _mm_storeu_si128((__m128i*)&b[2 * stride], p3); - _mm_storeu_si128((__m128i*)&b[3 * stride], p2); - - // rotate samples - p1 = tmp1; - p0 = tmp2; - } -} - -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { - int k; - __m128i p3, p2, p1, p0; // loop invariants - - Load16x4(p, p + 8 * stride, stride, &p3, &p2, &p1, &p0); // prologue - - for (k = 3; k > 0; --k) { - __m128i mask, tmp1, tmp2; - uint8_t* const b = p + 2; // beginning of p1 - - p += 4; // beginning of q0 (and next span) - - MAX_DIFF1(p3, p2, p1, p0, mask); // compute partial mask - Load16x4(p, p + 8 * stride, stride, &p3, &p2, &tmp1, &tmp2); - MAX_DIFF2(p3, p2, tmp1, tmp2, mask); - - ComplexMask(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &p3, &p2, &mask, hev_thresh); - - Store16x4(&p1, &p0, &p3, &p2, b, b + 8 * stride, stride); - - // rotate samples - p1 = tmp1; - p0 = tmp2; - } -} - -// 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i mask; - __m128i t1, p2, p1, p0, q0, q1, q2; - - // Load p3, p2, p1, p0 - LOADUV_H_EDGES4(u - 4 * stride, v - 4 * stride, stride, t1, p2, p1, p0); - MAX_DIFF1(t1, p2, p1, p0, mask); - - // Load q0, q1, q2, q3 - LOADUV_H_EDGES4(u, v, stride, q0, q1, q2, t1); - MAX_DIFF2(t1, q2, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - - // Store - STOREUV(p2, u, v, -3 * stride); - STOREUV(p1, u, v, -2 * stride); - STOREUV(p0, u, v, -1 * stride); - STOREUV(q0, u, v, 0 * stride); - STOREUV(q1, u, v, 1 * stride); - STOREUV(q2, u, v, 2 * stride); -} - -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i mask; - __m128i p3, p2, p1, p0, q0, q1, q2, q3; - - uint8_t* const tu = u - 4; - uint8_t* const tv = v - 4; - Load16x4(tu, tv, stride, &p3, &p2, &p1, &p0); // p3, p2, p1, p0 - MAX_DIFF1(p3, p2, p1, p0, mask); - - Load16x4(u, v, stride, &q0, &q1, &q2, &q3); // q0, q1, q2, q3 - MAX_DIFF2(q3, q2, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - - Store16x4(&p3, &p2, &p1, &p0, tu, tv, stride); - Store16x4(&q0, &q1, &q2, &q3, u, v, stride); -} - -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i mask; - __m128i t1, t2, p1, p0, q0, q1; - - // Load p3, p2, p1, p0 - LOADUV_H_EDGES4(u, v, stride, t2, t1, p1, p0); - MAX_DIFF1(t2, t1, p1, p0, mask); - - u += 4 * stride; - v += 4 * stride; - - // Load q0, q1, q2, q3 - LOADUV_H_EDGES4(u, v, stride, q0, q1, t1, t2); - MAX_DIFF2(t2, t1, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &q0, &q1, &mask, hev_thresh); - - // Store - STOREUV(p1, u, v, -2 * stride); - STOREUV(p0, u, v, -1 * stride); - STOREUV(q0, u, v, 0 * stride); - STOREUV(q1, u, v, 1 * stride); -} - -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { - __m128i mask; - __m128i t1, t2, p1, p0, q0, q1; - Load16x4(u, v, stride, &t2, &t1, &p1, &p0); // p3, p2, p1, p0 - MAX_DIFF1(t2, t1, p1, p0, mask); - - u += 4; // beginning of q0 - v += 4; - Load16x4(u, v, stride, &q0, &q1, &t1, &t2); // q0, q1, q2, q3 - MAX_DIFF2(t2, t1, q1, q0, mask); - - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &q0, &q1, &mask, hev_thresh); - - u -= 2; // beginning of p1 - v -= 2; - Store16x4(&p1, &p0, &q0, &q1, u, v, stride); -} - -//------------------------------------------------------------------------------ -// 4x4 predictions - -#define DST(x, y) dst[(x) + (y) * BPS] -#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2) - -// We use the following 8b-arithmetic tricks: -// (a + 2 * b + c + 2) >> 2 = (AC + b + 1) >> 1 -// where: AC = (a + c) >> 1 = [(a + c + 1) >> 1] - [(a^c) & 1] -// and: -// (a + 2 * b + c + 2) >> 2 = (AB + BC + 1) >> 1 - (ab|bc)&lsb -// where: AC = (a + b + 1) >> 1, BC = (b + c + 1) >> 1 -// and ab = a ^ b, bc = b ^ c, lsb = (AC^BC)&1 - -static void VE4(uint8_t* dst) { // vertical - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS - 1)); - const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH00 = _mm_srli_si128(ABCDEFGH, 2); - const __m128i a = _mm_avg_epu8(ABCDEFGH, CDEFGH00); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(ABCDEFGH, CDEFGH00), one); - const __m128i b = _mm_subs_epu8(a, lsb); - const __m128i avg = _mm_avg_epu8(b, BCDEFGH0); - const uint32_t vals = _mm_cvtsi128_si32(avg); - int i; - for (i = 0; i < 4; ++i) { - WebPUint32ToMem(dst + i * BPS, vals); - } -} - -static void LD4(uint8_t* dst) { // Down-Left - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS)); - const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH00 = _mm_srli_si128(ABCDEFGH, 2); - const __m128i CDEFGHH0 = _mm_insert_epi16(CDEFGH00, dst[-BPS + 7], 3); - const __m128i avg1 = _mm_avg_epu8(ABCDEFGH, CDEFGHH0); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(ABCDEFGH, CDEFGHH0), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i abcdefg = _mm_avg_epu8(avg2, BCDEFGH0); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( abcdefg )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 1))); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 2))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 3))); -} - -static void VR4(uint8_t* dst) { // Vertical-Right - const __m128i one = _mm_set1_epi8(1); - const int I = dst[-1 + 0 * BPS]; - const int J = dst[-1 + 1 * BPS]; - const int K = dst[-1 + 2 * BPS]; - const int X = dst[-1 - BPS]; - const __m128i XABCD = _mm_loadl_epi64((__m128i*)(dst - BPS - 1)); - const __m128i ABCD0 = _mm_srli_si128(XABCD, 1); - const __m128i abcd = _mm_avg_epu8(XABCD, ABCD0); - const __m128i _XABCD = _mm_slli_si128(XABCD, 1); - const __m128i IXABCD = _mm_insert_epi16(_XABCD, I | (X << 8), 0); - const __m128i avg1 = _mm_avg_epu8(IXABCD, ABCD0); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(IXABCD, ABCD0), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i efgh = _mm_avg_epu8(avg2, XABCD); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( abcd )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32( efgh )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_slli_si128(abcd, 1))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_slli_si128(efgh, 1))); - - // these two are hard to implement in SSE2, so we keep the C-version: - DST(0, 2) = AVG3(J, I, X); - DST(0, 3) = AVG3(K, J, I); -} - -static void VL4(uint8_t* dst) { // Vertical-Left - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS)); - const __m128i BCDEFGH_ = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH__ = _mm_srli_si128(ABCDEFGH, 2); - const __m128i avg1 = _mm_avg_epu8(ABCDEFGH, BCDEFGH_); - const __m128i avg2 = _mm_avg_epu8(CDEFGH__, BCDEFGH_); - const __m128i avg3 = _mm_avg_epu8(avg1, avg2); - const __m128i lsb1 = _mm_and_si128(_mm_xor_si128(avg1, avg2), one); - const __m128i ab = _mm_xor_si128(ABCDEFGH, BCDEFGH_); - const __m128i bc = _mm_xor_si128(CDEFGH__, BCDEFGH_); - const __m128i abbc = _mm_or_si128(ab, bc); - const __m128i lsb2 = _mm_and_si128(abbc, lsb1); - const __m128i avg4 = _mm_subs_epu8(avg3, lsb2); - const uint32_t extra_out = _mm_cvtsi128_si32(_mm_srli_si128(avg4, 4)); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( avg1 )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32( avg4 )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(avg1, 1))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(avg4, 1))); - - // these two are hard to get and irregular - DST(3, 2) = (extra_out >> 0) & 0xff; - DST(3, 3) = (extra_out >> 8) & 0xff; -} - -static void RD4(uint8_t* dst) { // Down-right - const __m128i one = _mm_set1_epi8(1); - const __m128i XABCD = _mm_loadl_epi64((__m128i*)(dst - BPS - 1)); - const __m128i ____XABCD = _mm_slli_si128(XABCD, 4); - const uint32_t I = dst[-1 + 0 * BPS]; - const uint32_t J = dst[-1 + 1 * BPS]; - const uint32_t K = dst[-1 + 2 * BPS]; - const uint32_t L = dst[-1 + 3 * BPS]; - const __m128i LKJI_____ = - _mm_cvtsi32_si128(L | (K << 8) | (J << 16) | (I << 24)); - const __m128i LKJIXABCD = _mm_or_si128(LKJI_____, ____XABCD); - const __m128i KJIXABCD_ = _mm_srli_si128(LKJIXABCD, 1); - const __m128i JIXABCD__ = _mm_srli_si128(LKJIXABCD, 2); - const __m128i avg1 = _mm_avg_epu8(JIXABCD__, LKJIXABCD); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(JIXABCD__, LKJIXABCD), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i abcdefg = _mm_avg_epu8(avg2, KJIXABCD_); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32( abcdefg )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 1))); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 2))); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 3))); -} - -#undef DST -#undef AVG3 - -//------------------------------------------------------------------------------ -// Luma 16x16 - -static WEBP_INLINE void TrueMotion(uint8_t* dst, int size) { - const uint8_t* top = dst - BPS; - const __m128i zero = _mm_setzero_si128(); - int y; - if (size == 4) { - const __m128i top_values = _mm_cvtsi32_si128(WebPMemToUint32(top)); - const __m128i top_base = _mm_unpacklo_epi8(top_values, zero); - for (y = 0; y < 4; ++y, dst += BPS) { - const int val = dst[-1] - top[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out = _mm_packus_epi16(_mm_add_epi16(base, top_base), zero); - WebPUint32ToMem(dst, _mm_cvtsi128_si32(out)); - } - } else if (size == 8) { - const __m128i top_values = _mm_loadl_epi64((const __m128i*)top); - const __m128i top_base = _mm_unpacklo_epi8(top_values, zero); - for (y = 0; y < 8; ++y, dst += BPS) { - const int val = dst[-1] - top[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out = _mm_packus_epi16(_mm_add_epi16(base, top_base), zero); - _mm_storel_epi64((__m128i*)dst, out); - } - } else { - const __m128i top_values = _mm_loadu_si128((const __m128i*)top); - const __m128i top_base_0 = _mm_unpacklo_epi8(top_values, zero); - const __m128i top_base_1 = _mm_unpackhi_epi8(top_values, zero); - for (y = 0; y < 16; ++y, dst += BPS) { - const int val = dst[-1] - top[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out_0 = _mm_add_epi16(base, top_base_0); - const __m128i out_1 = _mm_add_epi16(base, top_base_1); - const __m128i out = _mm_packus_epi16(out_0, out_1); - _mm_storeu_si128((__m128i*)dst, out); - } - } -} - -static void TM4(uint8_t* dst) { TrueMotion(dst, 4); } -static void TM8uv(uint8_t* dst) { TrueMotion(dst, 8); } -static void TM16(uint8_t* dst) { TrueMotion(dst, 16); } - -static void VE16(uint8_t* dst) { - const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); - int j; - for (j = 0; j < 16; ++j) { - _mm_storeu_si128((__m128i*)(dst + j * BPS), top); - } -} - -static void HE16(uint8_t* dst) { // horizontal - int j; - for (j = 16; j > 0; --j) { - const __m128i values = _mm_set1_epi8(dst[-1]); - _mm_storeu_si128((__m128i*)dst, values); - dst += BPS; - } -} - -static WEBP_INLINE void Put16(uint8_t v, uint8_t* dst) { - int j; - const __m128i values = _mm_set1_epi8(v); - for (j = 0; j < 16; ++j) { - _mm_storeu_si128((__m128i*)(dst + j * BPS), values); - } -} - -static void DC16(uint8_t* dst) { // DC - const __m128i zero = _mm_setzero_si128(); - const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); - const __m128i sad8x2 = _mm_sad_epu8(top, zero); - // sum the two sads: sad8x2[0:1] + sad8x2[8:9] - const __m128i sum = _mm_add_epi16(sad8x2, _mm_shuffle_epi32(sad8x2, 2)); - int left = 0; - int j; - for (j = 0; j < 16; ++j) { - left += dst[-1 + j * BPS]; - } - { - const int DC = _mm_cvtsi128_si32(sum) + left + 16; - Put16(DC >> 5, dst); - } -} - -static void DC16NoTop(uint8_t* dst) { // DC with top samples not available - int DC = 8; - int j; - for (j = 0; j < 16; ++j) { - DC += dst[-1 + j * BPS]; - } - Put16(DC >> 4, dst); -} - -static void DC16NoLeft(uint8_t* dst) { // DC with left samples not available - const __m128i zero = _mm_setzero_si128(); - const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); - const __m128i sad8x2 = _mm_sad_epu8(top, zero); - // sum the two sads: sad8x2[0:1] + sad8x2[8:9] - const __m128i sum = _mm_add_epi16(sad8x2, _mm_shuffle_epi32(sad8x2, 2)); - const int DC = _mm_cvtsi128_si32(sum) + 8; - Put16(DC >> 4, dst); -} - -static void DC16NoTopLeft(uint8_t* dst) { // DC with no top and left samples - Put16(0x80, dst); -} - -//------------------------------------------------------------------------------ -// Chroma - -static void VE8uv(uint8_t* dst) { // vertical - int j; - const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); - for (j = 0; j < 8; ++j) { - _mm_storel_epi64((__m128i*)(dst + j * BPS), top); - } -} - -static void HE8uv(uint8_t* dst) { // horizontal - int j; - for (j = 0; j < 8; ++j) { - const __m128i values = _mm_set1_epi8(dst[-1]); - _mm_storel_epi64((__m128i*)dst, values); - dst += BPS; - } -} - -// helper for chroma-DC predictions -static WEBP_INLINE void Put8x8uv(uint8_t v, uint8_t* dst) { - int j; - const __m128i values = _mm_set1_epi8(v); - for (j = 0; j < 8; ++j) { - _mm_storel_epi64((__m128i*)(dst + j * BPS), values); - } -} - -static void DC8uv(uint8_t* dst) { // DC - const __m128i zero = _mm_setzero_si128(); - const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); - const __m128i sum = _mm_sad_epu8(top, zero); - int left = 0; - int j; - for (j = 0; j < 8; ++j) { - left += dst[-1 + j * BPS]; - } - { - const int DC = _mm_cvtsi128_si32(sum) + left + 8; - Put8x8uv(DC >> 4, dst); - } -} - -static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples - const __m128i zero = _mm_setzero_si128(); - const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); - const __m128i sum = _mm_sad_epu8(top, zero); - const int DC = _mm_cvtsi128_si32(sum) + 4; - Put8x8uv(DC >> 3, dst); -} - -static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples - int dc0 = 4; - int i; - for (i = 0; i < 8; ++i) { - dc0 += dst[-1 + i * BPS]; - } - Put8x8uv(dc0 >> 3, dst); -} - -static void DC8uvNoTopLeft(uint8_t* dst) { // DC with nothing - Put8x8uv(0x80, dst); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitSSE2(void) { - VP8Transform = Transform; -#if defined(USE_TRANSFORM_AC3) - VP8TransformAC3 = TransformAC3; -#endif - - VP8VFilter16 = VFilter16; - VP8HFilter16 = HFilter16; - VP8VFilter8 = VFilter8; - VP8HFilter8 = HFilter8; - VP8VFilter16i = VFilter16i; - VP8HFilter16i = HFilter16i; - VP8VFilter8i = VFilter8i; - VP8HFilter8i = HFilter8i; - - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; - - VP8PredLuma4[1] = TM4; - VP8PredLuma4[2] = VE4; - VP8PredLuma4[4] = RD4; - VP8PredLuma4[5] = VR4; - VP8PredLuma4[6] = LD4; - VP8PredLuma4[7] = VL4; - - VP8PredLuma16[0] = DC16; - VP8PredLuma16[1] = TM16; - VP8PredLuma16[2] = VE16; - VP8PredLuma16[3] = HE16; - VP8PredLuma16[4] = DC16NoTop; - VP8PredLuma16[5] = DC16NoLeft; - VP8PredLuma16[6] = DC16NoTopLeft; - - VP8PredChroma8[0] = DC8uv; - VP8PredChroma8[1] = TM8uv; - VP8PredChroma8[2] = VE8uv; - VP8PredChroma8[3] = HE8uv; - VP8PredChroma8[4] = DC8uvNoTop; - VP8PredChroma8[5] = DC8uvNoLeft; - VP8PredChroma8[6] = DC8uvNoTopLeft; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8DspInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/dec_sse41.c b/drivers/webp/dsp/dec_sse41.c deleted file mode 100644 index 8d6aed13e6..0000000000 --- a/drivers/webp/dsp/dec_sse41.c +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE4 version of some decoding functions. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE41) - -#include <smmintrin.h> -#include "../dec/vp8i.h" -#include "../utils/utils.h" - -static void HE16(uint8_t* dst) { // horizontal - int j; - const __m128i kShuffle3 = _mm_set1_epi8(3); - for (j = 16; j > 0; --j) { - const __m128i in = _mm_cvtsi32_si128(WebPMemToUint32(dst - 4)); - const __m128i values = _mm_shuffle_epi8(in, kShuffle3); - _mm_storeu_si128((__m128i*)dst, values); - dst += BPS; - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8DspInitSSE41(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitSSE41(void) { - VP8PredLuma16[3] = HE16; -} - -#else // !WEBP_USE_SSE41 - -WEBP_DSP_INIT_STUB(VP8DspInitSSE41) - -#endif // WEBP_USE_SSE41 diff --git a/drivers/webp/dsp/dsp.h b/drivers/webp/dsp/dsp.h deleted file mode 100644 index 2469f7d3ac..0000000000 --- a/drivers/webp/dsp/dsp.h +++ /dev/null @@ -1,569 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Speed-critical functions. -// -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_DSP_DSP_H_ -#define WEBP_DSP_DSP_H_ - -#ifdef HAVE_CONFIG_H -#include "webp/config.h" -#endif - -#include "webp/types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define BPS 32 // this is the common stride for enc/dec - -//------------------------------------------------------------------------------ -// CPU detection - -#if defined(__GNUC__) -# define LOCAL_GCC_VERSION ((__GNUC__ << 8) | __GNUC_MINOR__) -# define LOCAL_GCC_PREREQ(maj, min) \ - (LOCAL_GCC_VERSION >= (((maj) << 8) | (min))) -#else -# define LOCAL_GCC_VERSION 0 -# define LOCAL_GCC_PREREQ(maj, min) 0 -#endif - -#ifndef __has_builtin -# define __has_builtin(x) 0 -#endif - -#if defined(_MSC_VER) && _MSC_VER > 1310 && \ - (defined(_M_X64) || defined(_M_IX86)) -#define WEBP_MSC_SSE2 // Visual C++ SSE2 targets -#endif - -#if defined(_MSC_VER) && _MSC_VER >= 1500 && \ - (defined(_M_X64) || defined(_M_IX86)) -#define WEBP_MSC_SSE41 // Visual C++ SSE4.1 targets -#endif - -// WEBP_HAVE_* are used to indicate the presence of the instruction set in dsp -// files without intrinsics, allowing the corresponding Init() to be called. -// Files containing intrinsics will need to be built targeting the instruction -// set so should succeed on one of the earlier tests. -#if defined(__SSE2__) || defined(WEBP_MSC_SSE2) || defined(WEBP_HAVE_SSE2) -#define WEBP_USE_SSE2 -#endif - -#if defined(__SSE4_1__) || defined(WEBP_MSC_SSE41) || defined(WEBP_HAVE_SSE41) -#define WEBP_USE_SSE41 -#endif - -#if defined(__AVX2__) || defined(WEBP_HAVE_AVX2) -#define WEBP_USE_AVX2 -#endif - -#if defined(__ANDROID__) && defined(__ARM_ARCH_7A__) -#define WEBP_ANDROID_NEON // Android targets that might support NEON -#endif - -// The intrinsics currently cause compiler errors with arm-nacl-gcc and the -// inline assembly would need to be modified for use with Native Client. -#if (defined(__ARM_NEON__) || defined(WEBP_ANDROID_NEON) || \ - defined(__aarch64__) || defined(WEBP_HAVE_NEON)) && \ - !defined(__native_client__) -#define WEBP_USE_NEON -#endif - -#if defined(_MSC_VER) && _MSC_VER >= 1700 && defined(_M_ARM) -#define WEBP_USE_NEON -#define WEBP_USE_INTRINSICS -#endif - -#if defined(__mips__) && !defined(__mips64) && \ - defined(__mips_isa_rev) && (__mips_isa_rev >= 1) && (__mips_isa_rev < 6) -#define WEBP_USE_MIPS32 -#if (__mips_isa_rev >= 2) -#define WEBP_USE_MIPS32_R2 -#if defined(__mips_dspr2) || (__mips_dsp_rev >= 2) -#define WEBP_USE_MIPS_DSP_R2 -#endif -#endif -#endif - -#if defined(__mips_msa) && defined(__mips_isa_rev) && (__mips_isa_rev >= 5) -#define WEBP_USE_MSA -#endif - -// This macro prevents thread_sanitizer from reporting known concurrent writes. -#define WEBP_TSAN_IGNORE_FUNCTION -#if defined(__has_feature) -#if __has_feature(thread_sanitizer) -#undef WEBP_TSAN_IGNORE_FUNCTION -#define WEBP_TSAN_IGNORE_FUNCTION __attribute__((no_sanitize_thread)) -#endif -#endif - -#define WEBP_UBSAN_IGNORE_UNDEF -#define WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW -#if !defined(WEBP_FORCE_ALIGNED) && defined(__clang__) && \ - defined(__has_attribute) -#if __has_attribute(no_sanitize) -// This macro prevents the undefined behavior sanitizer from reporting -// failures. This is only meant to silence unaligned loads on platforms that -// are known to support them. -#undef WEBP_UBSAN_IGNORE_UNDEF -#define WEBP_UBSAN_IGNORE_UNDEF \ - __attribute__((no_sanitize("undefined"))) - -// This macro prevents the undefined behavior sanitizer from reporting -// failures related to unsigned integer overflows. This is only meant to -// silence cases where this well defined behavior is expected. -#undef WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW -#define WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW \ - __attribute__((no_sanitize("unsigned-integer-overflow"))) -#endif -#endif - -typedef enum { - kSSE2, - kSSE3, - kSSE4_1, - kAVX, - kAVX2, - kNEON, - kMIPS32, - kMIPSdspR2, - kMSA -} CPUFeature; -// returns true if the CPU supports the feature. -typedef int (*VP8CPUInfo)(CPUFeature feature); -WEBP_EXTERN(VP8CPUInfo) VP8GetCPUInfo; - -//------------------------------------------------------------------------------ -// Init stub generator - -// Defines an init function stub to ensure each module exposes a symbol, -// avoiding a compiler warning. -#define WEBP_DSP_INIT_STUB(func) \ - extern void func(void); \ - WEBP_TSAN_IGNORE_FUNCTION void func(void) {} - -//------------------------------------------------------------------------------ -// Encoding - -// Transforms -// VP8Idct: Does one of two inverse transforms. If do_two is set, the transforms -// will be done for (ref, in, dst) and (ref + 4, in + 16, dst + 4). -typedef void (*VP8Idct)(const uint8_t* ref, const int16_t* in, uint8_t* dst, - int do_two); -typedef void (*VP8Fdct)(const uint8_t* src, const uint8_t* ref, int16_t* out); -typedef void (*VP8WHT)(const int16_t* in, int16_t* out); -extern VP8Idct VP8ITransform; -extern VP8Fdct VP8FTransform; -extern VP8Fdct VP8FTransform2; // performs two transforms at a time -extern VP8WHT VP8FTransformWHT; -// Predictions -// *dst is the destination block. *top and *left can be NULL. -typedef void (*VP8IntraPreds)(uint8_t *dst, const uint8_t* left, - const uint8_t* top); -typedef void (*VP8Intra4Preds)(uint8_t *dst, const uint8_t* top); -extern VP8Intra4Preds VP8EncPredLuma4; -extern VP8IntraPreds VP8EncPredLuma16; -extern VP8IntraPreds VP8EncPredChroma8; - -typedef int (*VP8Metric)(const uint8_t* pix, const uint8_t* ref); -extern VP8Metric VP8SSE16x16, VP8SSE16x8, VP8SSE8x8, VP8SSE4x4; -typedef int (*VP8WMetric)(const uint8_t* pix, const uint8_t* ref, - const uint16_t* const weights); -// The weights for VP8TDisto4x4 and VP8TDisto16x16 contain a row-major -// 4 by 4 symmetric matrix. -extern VP8WMetric VP8TDisto4x4, VP8TDisto16x16; - -typedef void (*VP8BlockCopy)(const uint8_t* src, uint8_t* dst); -extern VP8BlockCopy VP8Copy4x4; -extern VP8BlockCopy VP8Copy16x8; -// Quantization -struct VP8Matrix; // forward declaration -typedef int (*VP8QuantizeBlock)(int16_t in[16], int16_t out[16], - const struct VP8Matrix* const mtx); -// Same as VP8QuantizeBlock, but quantizes two consecutive blocks. -typedef int (*VP8Quantize2Blocks)(int16_t in[32], int16_t out[32], - const struct VP8Matrix* const mtx); - -extern VP8QuantizeBlock VP8EncQuantizeBlock; -extern VP8Quantize2Blocks VP8EncQuantize2Blocks; - -// specific to 2nd transform: -typedef int (*VP8QuantizeBlockWHT)(int16_t in[16], int16_t out[16], - const struct VP8Matrix* const mtx); -extern VP8QuantizeBlockWHT VP8EncQuantizeBlockWHT; - -extern const int VP8DspScan[16 + 4 + 4]; - -// Collect histogram for susceptibility calculation. -#define MAX_COEFF_THRESH 31 // size of histogram used by CollectHistogram. -typedef struct { - // We only need to store max_value and last_non_zero, not the distribution. - int max_value; - int last_non_zero; -} VP8Histogram; -typedef void (*VP8CHisto)(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo); -extern VP8CHisto VP8CollectHistogram; -// General-purpose util function to help VP8CollectHistogram(). -void VP8SetHistogramData(const int distribution[MAX_COEFF_THRESH + 1], - VP8Histogram* const histo); - -// must be called before using any of the above -void VP8EncDspInit(void); - -//------------------------------------------------------------------------------ -// cost functions (encoding) - -extern const uint16_t VP8EntropyCost[256]; // 8bit fixed-point log(p) -// approximate cost per level: -extern const uint16_t VP8LevelFixedCosts[2047 /*MAX_LEVEL*/ + 1]; -extern const uint8_t VP8EncBands[16 + 1]; - -struct VP8Residual; -typedef void (*VP8SetResidualCoeffsFunc)(const int16_t* const coeffs, - struct VP8Residual* const res); -extern VP8SetResidualCoeffsFunc VP8SetResidualCoeffs; - -// Cost calculation function. -typedef int (*VP8GetResidualCostFunc)(int ctx0, - const struct VP8Residual* const res); -extern VP8GetResidualCostFunc VP8GetResidualCost; - -// must be called before anything using the above -void VP8EncDspCostInit(void); - -//------------------------------------------------------------------------------ -// SSIM utils - -// struct for accumulating statistical moments -typedef struct { - double w; // sum(w_i) : sum of weights - double xm, ym; // sum(w_i * x_i), sum(w_i * y_i) - double xxm, xym, yym; // sum(w_i * x_i * x_i), etc. -} VP8DistoStats; - -#define VP8_SSIM_KERNEL 3 // total size of the kernel: 2 * VP8_SSIM_KERNEL + 1 -typedef void (*VP8SSIMAccumulateClippedFunc)(const uint8_t* src1, int stride1, - const uint8_t* src2, int stride2, - int xo, int yo, // center position - int W, int H, // plane dimension - VP8DistoStats* const stats); - -// This version is called with the guarantee that you can load 8 bytes and -// 8 rows at offset src1 and src2 -typedef void (*VP8SSIMAccumulateFunc)(const uint8_t* src1, int stride1, - const uint8_t* src2, int stride2, - VP8DistoStats* const stats); - -extern VP8SSIMAccumulateFunc VP8SSIMAccumulate; // unclipped / unchecked -extern VP8SSIMAccumulateClippedFunc VP8SSIMAccumulateClipped; // with clipping - -// must be called before using any of the above directly -void VP8SSIMDspInit(void); - -//------------------------------------------------------------------------------ -// Decoding - -typedef void (*VP8DecIdct)(const int16_t* coeffs, uint8_t* dst); -// when doing two transforms, coeffs is actually int16_t[2][16]. -typedef void (*VP8DecIdct2)(const int16_t* coeffs, uint8_t* dst, int do_two); -extern VP8DecIdct2 VP8Transform; -extern VP8DecIdct VP8TransformAC3; -extern VP8DecIdct VP8TransformUV; -extern VP8DecIdct VP8TransformDC; -extern VP8DecIdct VP8TransformDCUV; -extern VP8WHT VP8TransformWHT; - -// *dst is the destination block, with stride BPS. Boundary samples are -// assumed accessible when needed. -typedef void (*VP8PredFunc)(uint8_t* dst); -extern VP8PredFunc VP8PredLuma16[/* NUM_B_DC_MODES */]; -extern VP8PredFunc VP8PredChroma8[/* NUM_B_DC_MODES */]; -extern VP8PredFunc VP8PredLuma4[/* NUM_BMODES */]; - -// clipping tables (for filtering) -extern const int8_t* const VP8ksclip1; // clips [-1020, 1020] to [-128, 127] -extern const int8_t* const VP8ksclip2; // clips [-112, 112] to [-16, 15] -extern const uint8_t* const VP8kclip1; // clips [-255,511] to [0,255] -extern const uint8_t* const VP8kabs0; // abs(x) for x in [-255,255] -// must be called first -void VP8InitClipTables(void); - -// simple filter (only for luma) -typedef void (*VP8SimpleFilterFunc)(uint8_t* p, int stride, int thresh); -extern VP8SimpleFilterFunc VP8SimpleVFilter16; -extern VP8SimpleFilterFunc VP8SimpleHFilter16; -extern VP8SimpleFilterFunc VP8SimpleVFilter16i; // filter 3 inner edges -extern VP8SimpleFilterFunc VP8SimpleHFilter16i; - -// regular filter (on both macroblock edges and inner edges) -typedef void (*VP8LumaFilterFunc)(uint8_t* luma, int stride, - int thresh, int ithresh, int hev_t); -typedef void (*VP8ChromaFilterFunc)(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_t); -// on outer edge -extern VP8LumaFilterFunc VP8VFilter16; -extern VP8LumaFilterFunc VP8HFilter16; -extern VP8ChromaFilterFunc VP8VFilter8; -extern VP8ChromaFilterFunc VP8HFilter8; - -// on inner edge -extern VP8LumaFilterFunc VP8VFilter16i; // filtering 3 inner edges altogether -extern VP8LumaFilterFunc VP8HFilter16i; -extern VP8ChromaFilterFunc VP8VFilter8i; // filtering u and v altogether -extern VP8ChromaFilterFunc VP8HFilter8i; - -// Dithering. Combines dithering values (centered around 128) with dst[], -// according to: dst[] = clip(dst[] + (((dither[]-128) + 8) >> 4) -#define VP8_DITHER_DESCALE 4 -#define VP8_DITHER_DESCALE_ROUNDER (1 << (VP8_DITHER_DESCALE - 1)) -#define VP8_DITHER_AMP_BITS 7 -#define VP8_DITHER_AMP_CENTER (1 << VP8_DITHER_AMP_BITS) -extern void (*VP8DitherCombine8x8)(const uint8_t* dither, uint8_t* dst, - int dst_stride); - -// must be called before anything using the above -void VP8DspInit(void); - -//------------------------------------------------------------------------------ -// WebP I/O - -#define FANCY_UPSAMPLING // undefined to remove fancy upsampling support - -// Convert a pair of y/u/v lines together to the output rgb/a colorspace. -// bottom_y can be NULL if only one line of output is needed (at top/bottom). -typedef void (*WebPUpsampleLinePairFunc)( - const uint8_t* top_y, const uint8_t* bottom_y, - const uint8_t* top_u, const uint8_t* top_v, - const uint8_t* cur_u, const uint8_t* cur_v, - uint8_t* top_dst, uint8_t* bottom_dst, int len); - -#ifdef FANCY_UPSAMPLING - -// Fancy upsampling functions to convert YUV to RGB(A) modes -extern WebPUpsampleLinePairFunc WebPUpsamplers[/* MODE_LAST */]; - -#endif // FANCY_UPSAMPLING - -// Per-row point-sampling methods. -typedef void (*WebPSamplerRowFunc)(const uint8_t* y, - const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len); -// Generic function to apply 'WebPSamplerRowFunc' to the whole plane: -void WebPSamplerProcessPlane(const uint8_t* y, int y_stride, - const uint8_t* u, const uint8_t* v, int uv_stride, - uint8_t* dst, int dst_stride, - int width, int height, WebPSamplerRowFunc func); - -// Sampling functions to convert rows of YUV to RGB(A) -extern WebPSamplerRowFunc WebPSamplers[/* MODE_LAST */]; - -// General function for converting two lines of ARGB or RGBA. -// 'alpha_is_last' should be true if 0xff000000 is stored in memory as -// as 0x00, 0x00, 0x00, 0xff (little endian). -WebPUpsampleLinePairFunc WebPGetLinePairConverter(int alpha_is_last); - -// YUV444->RGB converters -typedef void (*WebPYUV444Converter)(const uint8_t* y, - const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len); - -extern WebPYUV444Converter WebPYUV444Converters[/* MODE_LAST */]; - -// Must be called before using the WebPUpsamplers[] (and for premultiplied -// colorspaces like rgbA, rgbA4444, etc) -void WebPInitUpsamplers(void); -// Must be called before using WebPSamplers[] -void WebPInitSamplers(void); -// Must be called before using WebPYUV444Converters[] -void WebPInitYUV444Converters(void); - -//------------------------------------------------------------------------------ -// ARGB -> YUV converters - -// Convert ARGB samples to luma Y. -extern void (*WebPConvertARGBToY)(const uint32_t* argb, uint8_t* y, int width); -// Convert ARGB samples to U/V with downsampling. do_store should be '1' for -// even lines and '0' for odd ones. 'src_width' is the original width, not -// the U/V one. -extern void (*WebPConvertARGBToUV)(const uint32_t* argb, uint8_t* u, uint8_t* v, - int src_width, int do_store); - -// Convert a row of accumulated (four-values) of rgba32 toward U/V -extern void (*WebPConvertRGBA32ToUV)(const uint16_t* rgb, - uint8_t* u, uint8_t* v, int width); - -// Convert RGB or BGR to Y -extern void (*WebPConvertRGB24ToY)(const uint8_t* rgb, uint8_t* y, int width); -extern void (*WebPConvertBGR24ToY)(const uint8_t* bgr, uint8_t* y, int width); - -// used for plain-C fallback. -extern void WebPConvertARGBToUV_C(const uint32_t* argb, uint8_t* u, uint8_t* v, - int src_width, int do_store); -extern void WebPConvertRGBA32ToUV_C(const uint16_t* rgb, - uint8_t* u, uint8_t* v, int width); - -// Must be called before using the above. -void WebPInitConvertARGBToYUV(void); - -//------------------------------------------------------------------------------ -// Rescaler - -struct WebPRescaler; - -// Import a row of data and save its contribution in the rescaler. -// 'channel' denotes the channel number to be imported. 'Expand' corresponds to -// the wrk->x_expand case. Otherwise, 'Shrink' is to be used. -typedef void (*WebPRescalerImportRowFunc)(struct WebPRescaler* const wrk, - const uint8_t* src); - -extern WebPRescalerImportRowFunc WebPRescalerImportRowExpand; -extern WebPRescalerImportRowFunc WebPRescalerImportRowShrink; - -// Export one row (starting at x_out position) from rescaler. -// 'Expand' corresponds to the wrk->y_expand case. -// Otherwise 'Shrink' is to be used -typedef void (*WebPRescalerExportRowFunc)(struct WebPRescaler* const wrk); -extern WebPRescalerExportRowFunc WebPRescalerExportRowExpand; -extern WebPRescalerExportRowFunc WebPRescalerExportRowShrink; - -// Plain-C implementation, as fall-back. -extern void WebPRescalerImportRowExpandC(struct WebPRescaler* const wrk, - const uint8_t* src); -extern void WebPRescalerImportRowShrinkC(struct WebPRescaler* const wrk, - const uint8_t* src); -extern void WebPRescalerExportRowExpandC(struct WebPRescaler* const wrk); -extern void WebPRescalerExportRowShrinkC(struct WebPRescaler* const wrk); - -// Main entry calls: -extern void WebPRescalerImportRow(struct WebPRescaler* const wrk, - const uint8_t* src); -// Export one row (starting at x_out position) from rescaler. -extern void WebPRescalerExportRow(struct WebPRescaler* const wrk); - -// Must be called first before using the above. -void WebPRescalerDspInit(void); - -//------------------------------------------------------------------------------ -// Utilities for processing transparent channel. - -// Apply alpha pre-multiply on an rgba, bgra or argb plane of size w * h. -// alpha_first should be 0 for argb, 1 for rgba or bgra (where alpha is last). -extern void (*WebPApplyAlphaMultiply)( - uint8_t* rgba, int alpha_first, int w, int h, int stride); - -// Same, buf specifically for RGBA4444 format -extern void (*WebPApplyAlphaMultiply4444)( - uint8_t* rgba4444, int w, int h, int stride); - -// Dispatch the values from alpha[] plane to the ARGB destination 'dst'. -// Returns true if alpha[] plane has non-trivial values different from 0xff. -extern int (*WebPDispatchAlpha)(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint8_t* dst, int dst_stride); - -// Transfer packed 8b alpha[] values to green channel in dst[], zero'ing the -// A/R/B values. 'dst_stride' is the stride for dst[] in uint32_t units. -extern void (*WebPDispatchAlphaToGreen)(const uint8_t* alpha, int alpha_stride, - int width, int height, - uint32_t* dst, int dst_stride); - -// Extract the alpha values from 32b values in argb[] and pack them into alpha[] -// (this is the opposite of WebPDispatchAlpha). -// Returns true if there's only trivial 0xff alpha values. -extern int (*WebPExtractAlpha)(const uint8_t* argb, int argb_stride, - int width, int height, - uint8_t* alpha, int alpha_stride); - -// Pre-Multiply operation transforms x into x * A / 255 (where x=Y,R,G or B). -// Un-Multiply operation transforms x into x * 255 / A. - -// Pre-Multiply or Un-Multiply (if 'inverse' is true) argb values in a row. -extern void (*WebPMultARGBRow)(uint32_t* const ptr, int width, int inverse); - -// Same a WebPMultARGBRow(), but for several rows. -void WebPMultARGBRows(uint8_t* ptr, int stride, int width, int num_rows, - int inverse); - -// Same for a row of single values, with side alpha values. -extern void (*WebPMultRow)(uint8_t* const ptr, const uint8_t* const alpha, - int width, int inverse); - -// Same a WebPMultRow(), but for several 'num_rows' rows. -void WebPMultRows(uint8_t* ptr, int stride, - const uint8_t* alpha, int alpha_stride, - int width, int num_rows, int inverse); - -// Plain-C versions, used as fallback by some implementations. -void WebPMultRowC(uint8_t* const ptr, const uint8_t* const alpha, - int width, int inverse); -void WebPMultARGBRowC(uint32_t* const ptr, int width, int inverse); - -// To be called first before using the above. -void WebPInitAlphaProcessing(void); - -// ARGB packing function: a/r/g/b input is rgba or bgra order. -extern void (*VP8PackARGB)(const uint8_t* a, const uint8_t* r, - const uint8_t* g, const uint8_t* b, int len, - uint32_t* out); - -// RGB packing function. 'step' can be 3 or 4. r/g/b input is rgb or bgr order. -extern void (*VP8PackRGB)(const uint8_t* r, const uint8_t* g, const uint8_t* b, - int len, int step, uint32_t* out); - -// To be called first before using the above. -void VP8EncDspARGBInit(void); - -//------------------------------------------------------------------------------ -// Filter functions - -typedef enum { // Filter types. - WEBP_FILTER_NONE = 0, - WEBP_FILTER_HORIZONTAL, - WEBP_FILTER_VERTICAL, - WEBP_FILTER_GRADIENT, - WEBP_FILTER_LAST = WEBP_FILTER_GRADIENT + 1, // end marker - WEBP_FILTER_BEST, // meta-types - WEBP_FILTER_FAST -} WEBP_FILTER_TYPE; - -typedef void (*WebPFilterFunc)(const uint8_t* in, int width, int height, - int stride, uint8_t* out); -// In-place un-filtering. -// Warning! 'prev_line' pointer can be equal to 'cur_line' or 'preds'. -typedef void (*WebPUnfilterFunc)(const uint8_t* prev_line, const uint8_t* preds, - uint8_t* cur_line, int width); - -// Filter the given data using the given predictor. -// 'in' corresponds to a 2-dimensional pixel array of size (stride * height) -// in raster order. -// 'stride' is number of bytes per scan line (with possible padding). -// 'out' should be pre-allocated. -extern WebPFilterFunc WebPFilters[WEBP_FILTER_LAST]; - -// In-place reconstruct the original data from the given filtered data. -// The reconstruction will be done for 'num_rows' rows starting from 'row' -// (assuming rows upto 'row - 1' are already reconstructed). -extern WebPUnfilterFunc WebPUnfilters[WEBP_FILTER_LAST]; - -// To be called first before using the above. -void VP8FiltersInit(void); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_DSP_DSP_H_ */ diff --git a/drivers/webp/dsp/enc.c b/drivers/webp/dsp/enc.c deleted file mode 100644 index f639f5570c..0000000000 --- a/drivers/webp/dsp/enc.c +++ /dev/null @@ -1,863 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Speed-critical encoding functions. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include <assert.h> -#include <stdlib.h> // for abs() - -#include "./dsp.h" -#include "../enc/vp8enci.h" - -static WEBP_INLINE uint8_t clip_8b(int v) { - return (!(v & ~0xff)) ? v : (v < 0) ? 0 : 255; -} - -static WEBP_INLINE int clip_max(int v, int max) { - return (v > max) ? max : v; -} - -//------------------------------------------------------------------------------ -// Compute susceptibility based on DCT-coeff histograms: -// the higher, the "easier" the macroblock is to compress. - -const int VP8DspScan[16 + 4 + 4] = { - // Luma - 0 + 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS, - 0 + 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS, - 0 + 8 * BPS, 4 + 8 * BPS, 8 + 8 * BPS, 12 + 8 * BPS, - 0 + 12 * BPS, 4 + 12 * BPS, 8 + 12 * BPS, 12 + 12 * BPS, - - 0 + 0 * BPS, 4 + 0 * BPS, 0 + 4 * BPS, 4 + 4 * BPS, // U - 8 + 0 * BPS, 12 + 0 * BPS, 8 + 4 * BPS, 12 + 4 * BPS // V -}; - -// general-purpose util function -void VP8SetHistogramData(const int distribution[MAX_COEFF_THRESH + 1], - VP8Histogram* const histo) { - int max_value = 0, last_non_zero = 1; - int k; - for (k = 0; k <= MAX_COEFF_THRESH; ++k) { - const int value = distribution[k]; - if (value > 0) { - if (value > max_value) max_value = value; - last_non_zero = k; - } - } - histo->max_value = max_value; - histo->last_non_zero = last_non_zero; -} - -static void CollectHistogram(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo) { - int j; - int distribution[MAX_COEFF_THRESH + 1] = { 0 }; - for (j = start_block; j < end_block; ++j) { - int k; - int16_t out[16]; - - VP8FTransform(ref + VP8DspScan[j], pred + VP8DspScan[j], out); - - // Convert coefficients to bin. - for (k = 0; k < 16; ++k) { - const int v = abs(out[k]) >> 3; - const int clipped_value = clip_max(v, MAX_COEFF_THRESH); - ++distribution[clipped_value]; - } - } - VP8SetHistogramData(distribution, histo); -} - -//------------------------------------------------------------------------------ -// run-time tables (~4k) - -static uint8_t clip1[255 + 510 + 1]; // clips [-255,510] to [0,255] - -// We declare this variable 'volatile' to prevent instruction reordering -// and make sure it's set to true _last_ (so as to be thread-safe) -static volatile int tables_ok = 0; - -static WEBP_TSAN_IGNORE_FUNCTION void InitTables(void) { - if (!tables_ok) { - int i; - for (i = -255; i <= 255 + 255; ++i) { - clip1[255 + i] = clip_8b(i); - } - tables_ok = 1; - } -} - - -//------------------------------------------------------------------------------ -// Transforms (Paragraph 14.4) - -#define STORE(x, y, v) \ - dst[(x) + (y) * BPS] = clip_8b(ref[(x) + (y) * BPS] + ((v) >> 3)) - -static const int kC1 = 20091 + (1 << 16); -static const int kC2 = 35468; -#define MUL(a, b) (((a) * (b)) >> 16) - -static WEBP_INLINE void ITransformOne(const uint8_t* ref, const int16_t* in, - uint8_t* dst) { - int C[4 * 4], *tmp; - int i; - tmp = C; - for (i = 0; i < 4; ++i) { // vertical pass - const int a = in[0] + in[8]; - const int b = in[0] - in[8]; - const int c = MUL(in[4], kC2) - MUL(in[12], kC1); - const int d = MUL(in[4], kC1) + MUL(in[12], kC2); - tmp[0] = a + d; - tmp[1] = b + c; - tmp[2] = b - c; - tmp[3] = a - d; - tmp += 4; - in++; - } - - tmp = C; - for (i = 0; i < 4; ++i) { // horizontal pass - const int dc = tmp[0] + 4; - const int a = dc + tmp[8]; - const int b = dc - tmp[8]; - const int c = MUL(tmp[4], kC2) - MUL(tmp[12], kC1); - const int d = MUL(tmp[4], kC1) + MUL(tmp[12], kC2); - STORE(0, i, a + d); - STORE(1, i, b + c); - STORE(2, i, b - c); - STORE(3, i, a - d); - tmp++; - } -} - -static void ITransform(const uint8_t* ref, const int16_t* in, uint8_t* dst, - int do_two) { - ITransformOne(ref, in, dst); - if (do_two) { - ITransformOne(ref + 4, in + 16, dst + 4); - } -} - -static void FTransform(const uint8_t* src, const uint8_t* ref, int16_t* out) { - int i; - int tmp[16]; - for (i = 0; i < 4; ++i, src += BPS, ref += BPS) { - const int d0 = src[0] - ref[0]; // 9bit dynamic range ([-255,255]) - const int d1 = src[1] - ref[1]; - const int d2 = src[2] - ref[2]; - const int d3 = src[3] - ref[3]; - const int a0 = (d0 + d3); // 10b [-510,510] - const int a1 = (d1 + d2); - const int a2 = (d1 - d2); - const int a3 = (d0 - d3); - tmp[0 + i * 4] = (a0 + a1) * 8; // 14b [-8160,8160] - tmp[1 + i * 4] = (a2 * 2217 + a3 * 5352 + 1812) >> 9; // [-7536,7542] - tmp[2 + i * 4] = (a0 - a1) * 8; - tmp[3 + i * 4] = (a3 * 2217 - a2 * 5352 + 937) >> 9; - } - for (i = 0; i < 4; ++i) { - const int a0 = (tmp[0 + i] + tmp[12 + i]); // 15b - const int a1 = (tmp[4 + i] + tmp[ 8 + i]); - const int a2 = (tmp[4 + i] - tmp[ 8 + i]); - const int a3 = (tmp[0 + i] - tmp[12 + i]); - out[0 + i] = (a0 + a1 + 7) >> 4; // 12b - out[4 + i] = ((a2 * 2217 + a3 * 5352 + 12000) >> 16) + (a3 != 0); - out[8 + i] = (a0 - a1 + 7) >> 4; - out[12+ i] = ((a3 * 2217 - a2 * 5352 + 51000) >> 16); - } -} - -static void FTransform2(const uint8_t* src, const uint8_t* ref, int16_t* out) { - VP8FTransform(src, ref, out); - VP8FTransform(src + 4, ref + 4, out + 16); -} - -static void FTransformWHT(const int16_t* in, int16_t* out) { - // input is 12b signed - int32_t tmp[16]; - int i; - for (i = 0; i < 4; ++i, in += 64) { - const int a0 = (in[0 * 16] + in[2 * 16]); // 13b - const int a1 = (in[1 * 16] + in[3 * 16]); - const int a2 = (in[1 * 16] - in[3 * 16]); - const int a3 = (in[0 * 16] - in[2 * 16]); - tmp[0 + i * 4] = a0 + a1; // 14b - tmp[1 + i * 4] = a3 + a2; - tmp[2 + i * 4] = a3 - a2; - tmp[3 + i * 4] = a0 - a1; - } - for (i = 0; i < 4; ++i) { - const int a0 = (tmp[0 + i] + tmp[8 + i]); // 15b - const int a1 = (tmp[4 + i] + tmp[12+ i]); - const int a2 = (tmp[4 + i] - tmp[12+ i]); - const int a3 = (tmp[0 + i] - tmp[8 + i]); - const int b0 = a0 + a1; // 16b - const int b1 = a3 + a2; - const int b2 = a3 - a2; - const int b3 = a0 - a1; - out[ 0 + i] = b0 >> 1; // 15b - out[ 4 + i] = b1 >> 1; - out[ 8 + i] = b2 >> 1; - out[12 + i] = b3 >> 1; - } -} - -#undef MUL -#undef STORE - -//------------------------------------------------------------------------------ -// Intra predictions - -static WEBP_INLINE void Fill(uint8_t* dst, int value, int size) { - int j; - for (j = 0; j < size; ++j) { - memset(dst + j * BPS, value, size); - } -} - -static WEBP_INLINE void VerticalPred(uint8_t* dst, - const uint8_t* top, int size) { - int j; - if (top != NULL) { - for (j = 0; j < size; ++j) memcpy(dst + j * BPS, top, size); - } else { - Fill(dst, 127, size); - } -} - -static WEBP_INLINE void HorizontalPred(uint8_t* dst, - const uint8_t* left, int size) { - if (left != NULL) { - int j; - for (j = 0; j < size; ++j) { - memset(dst + j * BPS, left[j], size); - } - } else { - Fill(dst, 129, size); - } -} - -static WEBP_INLINE void TrueMotion(uint8_t* dst, const uint8_t* left, - const uint8_t* top, int size) { - int y; - if (left != NULL) { - if (top != NULL) { - const uint8_t* const clip = clip1 + 255 - left[-1]; - for (y = 0; y < size; ++y) { - const uint8_t* const clip_table = clip + left[y]; - int x; - for (x = 0; x < size; ++x) { - dst[x] = clip_table[top[x]]; - } - dst += BPS; - } - } else { - HorizontalPred(dst, left, size); - } - } else { - // true motion without left samples (hence: with default 129 value) - // is equivalent to VE prediction where you just copy the top samples. - // Note that if top samples are not available, the default value is - // then 129, and not 127 as in the VerticalPred case. - if (top != NULL) { - VerticalPred(dst, top, size); - } else { - Fill(dst, 129, size); - } - } -} - -static WEBP_INLINE void DCMode(uint8_t* dst, const uint8_t* left, - const uint8_t* top, - int size, int round, int shift) { - int DC = 0; - int j; - if (top != NULL) { - for (j = 0; j < size; ++j) DC += top[j]; - if (left != NULL) { // top and left present - for (j = 0; j < size; ++j) DC += left[j]; - } else { // top, but no left - DC += DC; - } - DC = (DC + round) >> shift; - } else if (left != NULL) { // left but no top - for (j = 0; j < size; ++j) DC += left[j]; - DC += DC; - DC = (DC + round) >> shift; - } else { // no top, no left, nothing. - DC = 0x80; - } - Fill(dst, DC, size); -} - -//------------------------------------------------------------------------------ -// Chroma 8x8 prediction (paragraph 12.2) - -static void IntraChromaPreds(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - // U block - DCMode(C8DC8 + dst, left, top, 8, 8, 4); - VerticalPred(C8VE8 + dst, top, 8); - HorizontalPred(C8HE8 + dst, left, 8); - TrueMotion(C8TM8 + dst, left, top, 8); - // V block - dst += 8; - if (top != NULL) top += 8; - if (left != NULL) left += 16; - DCMode(C8DC8 + dst, left, top, 8, 8, 4); - VerticalPred(C8VE8 + dst, top, 8); - HorizontalPred(C8HE8 + dst, left, 8); - TrueMotion(C8TM8 + dst, left, top, 8); -} - -//------------------------------------------------------------------------------ -// luma 16x16 prediction (paragraph 12.3) - -static void Intra16Preds(uint8_t* dst, - const uint8_t* left, const uint8_t* top) { - DCMode(I16DC16 + dst, left, top, 16, 16, 5); - VerticalPred(I16VE16 + dst, top, 16); - HorizontalPred(I16HE16 + dst, left, 16); - TrueMotion(I16TM16 + dst, left, top, 16); -} - -//------------------------------------------------------------------------------ -// luma 4x4 prediction - -#define DST(x, y) dst[(x) + (y) * BPS] -#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2) -#define AVG2(a, b) (((a) + (b) + 1) >> 1) - -static void VE4(uint8_t* dst, const uint8_t* top) { // vertical - const uint8_t vals[4] = { - AVG3(top[-1], top[0], top[1]), - AVG3(top[ 0], top[1], top[2]), - AVG3(top[ 1], top[2], top[3]), - AVG3(top[ 2], top[3], top[4]) - }; - int i; - for (i = 0; i < 4; ++i) { - memcpy(dst + i * BPS, vals, 4); - } -} - -static void HE4(uint8_t* dst, const uint8_t* top) { // horizontal - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - WebPUint32ToMem(dst + 0 * BPS, 0x01010101U * AVG3(X, I, J)); - WebPUint32ToMem(dst + 1 * BPS, 0x01010101U * AVG3(I, J, K)); - WebPUint32ToMem(dst + 2 * BPS, 0x01010101U * AVG3(J, K, L)); - WebPUint32ToMem(dst + 3 * BPS, 0x01010101U * AVG3(K, L, L)); -} - -static void DC4(uint8_t* dst, const uint8_t* top) { - uint32_t dc = 4; - int i; - for (i = 0; i < 4; ++i) dc += top[i] + top[-5 + i]; - Fill(dst, dc >> 3, 4); -} - -static void RD4(uint8_t* dst, const uint8_t* top) { - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - const int D = top[3]; - DST(0, 3) = AVG3(J, K, L); - DST(0, 2) = DST(1, 3) = AVG3(I, J, K); - DST(0, 1) = DST(1, 2) = DST(2, 3) = AVG3(X, I, J); - DST(0, 0) = DST(1, 1) = DST(2, 2) = DST(3, 3) = AVG3(A, X, I); - DST(1, 0) = DST(2, 1) = DST(3, 2) = AVG3(B, A, X); - DST(2, 0) = DST(3, 1) = AVG3(C, B, A); - DST(3, 0) = AVG3(D, C, B); -} - -static void LD4(uint8_t* dst, const uint8_t* top) { - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - const int D = top[3]; - const int E = top[4]; - const int F = top[5]; - const int G = top[6]; - const int H = top[7]; - DST(0, 0) = AVG3(A, B, C); - DST(1, 0) = DST(0, 1) = AVG3(B, C, D); - DST(2, 0) = DST(1, 1) = DST(0, 2) = AVG3(C, D, E); - DST(3, 0) = DST(2, 1) = DST(1, 2) = DST(0, 3) = AVG3(D, E, F); - DST(3, 1) = DST(2, 2) = DST(1, 3) = AVG3(E, F, G); - DST(3, 2) = DST(2, 3) = AVG3(F, G, H); - DST(3, 3) = AVG3(G, H, H); -} - -static void VR4(uint8_t* dst, const uint8_t* top) { - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - const int D = top[3]; - DST(0, 0) = DST(1, 2) = AVG2(X, A); - DST(1, 0) = DST(2, 2) = AVG2(A, B); - DST(2, 0) = DST(3, 2) = AVG2(B, C); - DST(3, 0) = AVG2(C, D); - - DST(0, 3) = AVG3(K, J, I); - DST(0, 2) = AVG3(J, I, X); - DST(0, 1) = DST(1, 3) = AVG3(I, X, A); - DST(1, 1) = DST(2, 3) = AVG3(X, A, B); - DST(2, 1) = DST(3, 3) = AVG3(A, B, C); - DST(3, 1) = AVG3(B, C, D); -} - -static void VL4(uint8_t* dst, const uint8_t* top) { - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - const int D = top[3]; - const int E = top[4]; - const int F = top[5]; - const int G = top[6]; - const int H = top[7]; - DST(0, 0) = AVG2(A, B); - DST(1, 0) = DST(0, 2) = AVG2(B, C); - DST(2, 0) = DST(1, 2) = AVG2(C, D); - DST(3, 0) = DST(2, 2) = AVG2(D, E); - - DST(0, 1) = AVG3(A, B, C); - DST(1, 1) = DST(0, 3) = AVG3(B, C, D); - DST(2, 1) = DST(1, 3) = AVG3(C, D, E); - DST(3, 1) = DST(2, 3) = AVG3(D, E, F); - DST(3, 2) = AVG3(E, F, G); - DST(3, 3) = AVG3(F, G, H); -} - -static void HU4(uint8_t* dst, const uint8_t* top) { - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - DST(0, 0) = AVG2(I, J); - DST(2, 0) = DST(0, 1) = AVG2(J, K); - DST(2, 1) = DST(0, 2) = AVG2(K, L); - DST(1, 0) = AVG3(I, J, K); - DST(3, 0) = DST(1, 1) = AVG3(J, K, L); - DST(3, 1) = DST(1, 2) = AVG3(K, L, L); - DST(3, 2) = DST(2, 2) = - DST(0, 3) = DST(1, 3) = DST(2, 3) = DST(3, 3) = L; -} - -static void HD4(uint8_t* dst, const uint8_t* top) { - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - - DST(0, 0) = DST(2, 1) = AVG2(I, X); - DST(0, 1) = DST(2, 2) = AVG2(J, I); - DST(0, 2) = DST(2, 3) = AVG2(K, J); - DST(0, 3) = AVG2(L, K); - - DST(3, 0) = AVG3(A, B, C); - DST(2, 0) = AVG3(X, A, B); - DST(1, 0) = DST(3, 1) = AVG3(I, X, A); - DST(1, 1) = DST(3, 2) = AVG3(J, I, X); - DST(1, 2) = DST(3, 3) = AVG3(K, J, I); - DST(1, 3) = AVG3(L, K, J); -} - -static void TM4(uint8_t* dst, const uint8_t* top) { - int x, y; - const uint8_t* const clip = clip1 + 255 - top[-1]; - for (y = 0; y < 4; ++y) { - const uint8_t* const clip_table = clip + top[-2 - y]; - for (x = 0; x < 4; ++x) { - dst[x] = clip_table[top[x]]; - } - dst += BPS; - } -} - -#undef DST -#undef AVG3 -#undef AVG2 - -// Left samples are top[-5 .. -2], top_left is top[-1], top are -// located at top[0..3], and top right is top[4..7] -static void Intra4Preds(uint8_t* dst, const uint8_t* top) { - DC4(I4DC4 + dst, top); - TM4(I4TM4 + dst, top); - VE4(I4VE4 + dst, top); - HE4(I4HE4 + dst, top); - RD4(I4RD4 + dst, top); - VR4(I4VR4 + dst, top); - LD4(I4LD4 + dst, top); - VL4(I4VL4 + dst, top); - HD4(I4HD4 + dst, top); - HU4(I4HU4 + dst, top); -} - -//------------------------------------------------------------------------------ -// Metric - -static WEBP_INLINE int GetSSE(const uint8_t* a, const uint8_t* b, - int w, int h) { - int count = 0; - int y, x; - for (y = 0; y < h; ++y) { - for (x = 0; x < w; ++x) { - const int diff = (int)a[x] - b[x]; - count += diff * diff; - } - a += BPS; - b += BPS; - } - return count; -} - -static int SSE16x16(const uint8_t* a, const uint8_t* b) { - return GetSSE(a, b, 16, 16); -} -static int SSE16x8(const uint8_t* a, const uint8_t* b) { - return GetSSE(a, b, 16, 8); -} -static int SSE8x8(const uint8_t* a, const uint8_t* b) { - return GetSSE(a, b, 8, 8); -} -static int SSE4x4(const uint8_t* a, const uint8_t* b) { - return GetSSE(a, b, 4, 4); -} - -//------------------------------------------------------------------------------ -// Texture distortion -// -// We try to match the spectral content (weighted) between source and -// reconstructed samples. - -// Hadamard transform -// Returns the weighted sum of the absolute value of transformed coefficients. -// w[] contains a row-major 4 by 4 symmetric matrix. -static int TTransform(const uint8_t* in, const uint16_t* w) { - int sum = 0; - int tmp[16]; - int i; - // horizontal pass - for (i = 0; i < 4; ++i, in += BPS) { - const int a0 = in[0] + in[2]; - const int a1 = in[1] + in[3]; - const int a2 = in[1] - in[3]; - const int a3 = in[0] - in[2]; - tmp[0 + i * 4] = a0 + a1; - tmp[1 + i * 4] = a3 + a2; - tmp[2 + i * 4] = a3 - a2; - tmp[3 + i * 4] = a0 - a1; - } - // vertical pass - for (i = 0; i < 4; ++i, ++w) { - const int a0 = tmp[0 + i] + tmp[8 + i]; - const int a1 = tmp[4 + i] + tmp[12+ i]; - const int a2 = tmp[4 + i] - tmp[12+ i]; - const int a3 = tmp[0 + i] - tmp[8 + i]; - const int b0 = a0 + a1; - const int b1 = a3 + a2; - const int b2 = a3 - a2; - const int b3 = a0 - a1; - - sum += w[ 0] * abs(b0); - sum += w[ 4] * abs(b1); - sum += w[ 8] * abs(b2); - sum += w[12] * abs(b3); - } - return sum; -} - -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - const int sum1 = TTransform(a, w); - const int sum2 = TTransform(b, w); - return abs(sum2 - sum1) >> 5; -} - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -//------------------------------------------------------------------------------ -// Quantization -// - -static const uint8_t kZigzag[16] = { - 0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15 -}; - -// Simple quantization -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - int last = -1; - int n; - for (n = 0; n < 16; ++n) { - const int j = kZigzag[n]; - const int sign = (in[j] < 0); - const uint32_t coeff = (sign ? -in[j] : in[j]) + mtx->sharpen_[j]; - if (coeff > mtx->zthresh_[j]) { - const uint32_t Q = mtx->q_[j]; - const uint32_t iQ = mtx->iq_[j]; - const uint32_t B = mtx->bias_[j]; - int level = QUANTDIV(coeff, iQ, B); - if (level > MAX_LEVEL) level = MAX_LEVEL; - if (sign) level = -level; - in[j] = level * (int)Q; - out[n] = level; - if (level) last = n; - } else { - out[n] = 0; - in[j] = 0; - } - } - return (last >= 0); -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - nz = VP8EncQuantizeBlock(in + 0 * 16, out + 0 * 16, mtx) << 0; - nz |= VP8EncQuantizeBlock(in + 1 * 16, out + 1 * 16, mtx) << 1; - return nz; -} - -static int QuantizeBlockWHT(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - int n, last = -1; - for (n = 0; n < 16; ++n) { - const int j = kZigzag[n]; - const int sign = (in[j] < 0); - const uint32_t coeff = sign ? -in[j] : in[j]; - assert(mtx->sharpen_[j] == 0); - if (coeff > mtx->zthresh_[j]) { - const uint32_t Q = mtx->q_[j]; - const uint32_t iQ = mtx->iq_[j]; - const uint32_t B = mtx->bias_[j]; - int level = QUANTDIV(coeff, iQ, B); - if (level > MAX_LEVEL) level = MAX_LEVEL; - if (sign) level = -level; - in[j] = level * (int)Q; - out[n] = level; - if (level) last = n; - } else { - out[n] = 0; - in[j] = 0; - } - } - return (last >= 0); -} - -//------------------------------------------------------------------------------ -// Block copy - -static WEBP_INLINE void Copy(const uint8_t* src, uint8_t* dst, int w, int h) { - int y; - for (y = 0; y < h; ++y) { - memcpy(dst, src, w); - src += BPS; - dst += BPS; - } -} - -static void Copy4x4(const uint8_t* src, uint8_t* dst) { - Copy(src, dst, 4, 4); -} - -static void Copy16x8(const uint8_t* src, uint8_t* dst) { - Copy(src, dst, 16, 8); -} - -//------------------------------------------------------------------------------ - -static void SSIMAccumulateClipped(const uint8_t* src1, int stride1, - const uint8_t* src2, int stride2, - int xo, int yo, int W, int H, - VP8DistoStats* const stats) { - const int ymin = (yo - VP8_SSIM_KERNEL < 0) ? 0 : yo - VP8_SSIM_KERNEL; - const int ymax = (yo + VP8_SSIM_KERNEL > H - 1) ? H - 1 - : yo + VP8_SSIM_KERNEL; - const int xmin = (xo - VP8_SSIM_KERNEL < 0) ? 0 : xo - VP8_SSIM_KERNEL; - const int xmax = (xo + VP8_SSIM_KERNEL > W - 1) ? W - 1 - : xo + VP8_SSIM_KERNEL; - int x, y; - src1 += ymin * stride1; - src2 += ymin * stride2; - for (y = ymin; y <= ymax; ++y, src1 += stride1, src2 += stride2) { - for (x = xmin; x <= xmax; ++x) { - const int s1 = src1[x]; - const int s2 = src2[x]; - stats->w += 1; - stats->xm += s1; - stats->ym += s2; - stats->xxm += s1 * s1; - stats->xym += s1 * s2; - stats->yym += s2 * s2; - } - } -} - -static void SSIMAccumulate(const uint8_t* src1, int stride1, - const uint8_t* src2, int stride2, - VP8DistoStats* const stats) { - int x, y; - for (y = 0; y <= 2 * VP8_SSIM_KERNEL; ++y, src1 += stride1, src2 += stride2) { - for (x = 0; x <= 2 * VP8_SSIM_KERNEL; ++x) { - const int s1 = src1[x]; - const int s2 = src2[x]; - stats->w += 1; - stats->xm += s1; - stats->ym += s2; - stats->xxm += s1 * s1; - stats->xym += s1 * s2; - stats->yym += s2 * s2; - } - } -} - -VP8SSIMAccumulateFunc VP8SSIMAccumulate; -VP8SSIMAccumulateClippedFunc VP8SSIMAccumulateClipped; - -static volatile VP8CPUInfo ssim_last_cpuinfo_used = - (VP8CPUInfo)&ssim_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8SSIMDspInit(void) { - if (ssim_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8SSIMAccumulate = SSIMAccumulate; - VP8SSIMAccumulateClipped = SSIMAccumulateClipped; - - ssim_last_cpuinfo_used = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ -// Initialization - -// Speed-critical function pointers. We have to initialize them to the default -// implementations within VP8EncDspInit(). -VP8CHisto VP8CollectHistogram; -VP8Idct VP8ITransform; -VP8Fdct VP8FTransform; -VP8Fdct VP8FTransform2; -VP8WHT VP8FTransformWHT; -VP8Intra4Preds VP8EncPredLuma4; -VP8IntraPreds VP8EncPredLuma16; -VP8IntraPreds VP8EncPredChroma8; -VP8Metric VP8SSE16x16; -VP8Metric VP8SSE8x8; -VP8Metric VP8SSE16x8; -VP8Metric VP8SSE4x4; -VP8WMetric VP8TDisto4x4; -VP8WMetric VP8TDisto16x16; -VP8QuantizeBlock VP8EncQuantizeBlock; -VP8Quantize2Blocks VP8EncQuantize2Blocks; -VP8QuantizeBlockWHT VP8EncQuantizeBlockWHT; -VP8BlockCopy VP8Copy4x4; -VP8BlockCopy VP8Copy16x8; - -extern void VP8EncDspInitSSE2(void); -extern void VP8EncDspInitSSE41(void); -extern void VP8EncDspInitAVX2(void); -extern void VP8EncDspInitNEON(void); -extern void VP8EncDspInitMIPS32(void); -extern void VP8EncDspInitMIPSdspR2(void); - -static volatile VP8CPUInfo enc_last_cpuinfo_used = - (VP8CPUInfo)&enc_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInit(void) { - if (enc_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8DspInit(); // common inverse transforms - InitTables(); - - // default C implementations - VP8CollectHistogram = CollectHistogram; - VP8ITransform = ITransform; - VP8FTransform = FTransform; - VP8FTransform2 = FTransform2; - VP8FTransformWHT = FTransformWHT; - VP8EncPredLuma4 = Intra4Preds; - VP8EncPredLuma16 = Intra16Preds; - VP8EncPredChroma8 = IntraChromaPreds; - VP8SSE16x16 = SSE16x16; - VP8SSE8x8 = SSE8x8; - VP8SSE16x8 = SSE16x8; - VP8SSE4x4 = SSE4x4; - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; - VP8EncQuantizeBlockWHT = QuantizeBlockWHT; - VP8Copy4x4 = Copy4x4; - VP8Copy16x8 = Copy16x8; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8EncDspInitSSE2(); -#if defined(WEBP_USE_SSE41) - if (VP8GetCPUInfo(kSSE4_1)) { - VP8EncDspInitSSE41(); - } -#endif - } -#endif -#if defined(WEBP_USE_AVX2) - if (VP8GetCPUInfo(kAVX2)) { - VP8EncDspInitAVX2(); - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - VP8EncDspInitNEON(); - } -#endif -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - VP8EncDspInitMIPS32(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8EncDspInitMIPSdspR2(); - } -#endif - } - enc_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/enc_avx2.c b/drivers/webp/dsp/enc_avx2.c deleted file mode 100644 index 93efb30b10..0000000000 --- a/drivers/webp/dsp/enc_avx2.c +++ /dev/null @@ -1,21 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// AVX2 version of speed-critical encoding functions. - -#include "./dsp.h" - -#if defined(WEBP_USE_AVX2) - -#endif // WEBP_USE_AVX2 - -//------------------------------------------------------------------------------ -// Entry point - -WEBP_DSP_INIT_STUB(VP8EncDspInitAVX2) diff --git a/drivers/webp/dsp/enc_mips32.c b/drivers/webp/dsp/enc_mips32.c deleted file mode 100644 index fd10143de9..0000000000 --- a/drivers/webp/dsp/enc_mips32.c +++ /dev/null @@ -1,672 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of speed-critical encoding functions. -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) -// Slobodan Prijic (slobodan.prijic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS32) - -#include "./mips_macro.h" -#include "../enc/vp8enci.h" -#include "../enc/cost.h" - -static const int kC1 = 20091 + (1 << 16); -static const int kC2 = 35468; - -// macro for one vertical pass in ITransformOne -// MUL macro inlined -// temp0..temp15 holds tmp[0]..tmp[15] -// A..D - offsets in bytes to load from in buffer -// TEMP0..TEMP3 - registers for corresponding tmp elements -// TEMP4..TEMP5 - temporary registers -#define VERTICAL_PASS(A, B, C, D, TEMP4, TEMP0, TEMP1, TEMP2, TEMP3) \ - "lh %[temp16], " #A "(%[temp20]) \n\t" \ - "lh %[temp18], " #B "(%[temp20]) \n\t" \ - "lh %[temp17], " #C "(%[temp20]) \n\t" \ - "lh %[temp19], " #D "(%[temp20]) \n\t" \ - "addu %[" #TEMP4 "], %[temp16], %[temp18] \n\t" \ - "subu %[temp16], %[temp16], %[temp18] \n\t" \ - "mul %[" #TEMP0 "], %[temp17], %[kC2] \n\t" \ - "mul %[temp18], %[temp19], %[kC1] \n\t" \ - "mul %[temp17], %[temp17], %[kC1] \n\t" \ - "mul %[temp19], %[temp19], %[kC2] \n\t" \ - "sra %[" #TEMP0 "], %[" #TEMP0 "], 16 \n\n" \ - "sra %[temp18], %[temp18], 16 \n\n" \ - "sra %[temp17], %[temp17], 16 \n\n" \ - "sra %[temp19], %[temp19], 16 \n\n" \ - "subu %[" #TEMP2 "], %[" #TEMP0 "], %[temp18] \n\t" \ - "addu %[" #TEMP3 "], %[temp17], %[temp19] \n\t" \ - "addu %[" #TEMP0 "], %[" #TEMP4 "], %[" #TEMP3 "] \n\t" \ - "addu %[" #TEMP1 "], %[temp16], %[" #TEMP2 "] \n\t" \ - "subu %[" #TEMP2 "], %[temp16], %[" #TEMP2 "] \n\t" \ - "subu %[" #TEMP3 "], %[" #TEMP4 "], %[" #TEMP3 "] \n\t" - -// macro for one horizontal pass in ITransformOne -// MUL and STORE macros inlined -// a = clip_8b(a) is replaced with: a = max(a, 0); a = min(a, 255) -// temp0..temp15 holds tmp[0]..tmp[15] -// A - offset in bytes to load from ref and store to dst buffer -// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements -#define HORIZONTAL_PASS(A, TEMP0, TEMP4, TEMP8, TEMP12) \ - "addiu %[" #TEMP0 "], %[" #TEMP0 "], 4 \n\t" \ - "addu %[temp16], %[" #TEMP0 "], %[" #TEMP8 "] \n\t" \ - "subu %[temp17], %[" #TEMP0 "], %[" #TEMP8 "] \n\t" \ - "mul %[" #TEMP0 "], %[" #TEMP4 "], %[kC2] \n\t" \ - "mul %[" #TEMP8 "], %[" #TEMP12 "], %[kC1] \n\t" \ - "mul %[" #TEMP4 "], %[" #TEMP4 "], %[kC1] \n\t" \ - "mul %[" #TEMP12 "], %[" #TEMP12 "], %[kC2] \n\t" \ - "sra %[" #TEMP0 "], %[" #TEMP0 "], 16 \n\t" \ - "sra %[" #TEMP8 "], %[" #TEMP8 "], 16 \n\t" \ - "sra %[" #TEMP4 "], %[" #TEMP4 "], 16 \n\t" \ - "sra %[" #TEMP12 "], %[" #TEMP12 "], 16 \n\t" \ - "subu %[temp18], %[" #TEMP0 "], %[" #TEMP8 "] \n\t" \ - "addu %[temp19], %[" #TEMP4 "], %[" #TEMP12 "] \n\t" \ - "addu %[" #TEMP0 "], %[temp16], %[temp19] \n\t" \ - "addu %[" #TEMP4 "], %[temp17], %[temp18] \n\t" \ - "subu %[" #TEMP8 "], %[temp17], %[temp18] \n\t" \ - "subu %[" #TEMP12 "], %[temp16], %[temp19] \n\t" \ - "lw %[temp20], 0(%[args]) \n\t" \ - "sra %[" #TEMP0 "], %[" #TEMP0 "], 3 \n\t" \ - "sra %[" #TEMP4 "], %[" #TEMP4 "], 3 \n\t" \ - "sra %[" #TEMP8 "], %[" #TEMP8 "], 3 \n\t" \ - "sra %[" #TEMP12 "], %[" #TEMP12 "], 3 \n\t" \ - "lbu %[temp16], 0+" XSTR(BPS) "*" #A "(%[temp20]) \n\t" \ - "lbu %[temp17], 1+" XSTR(BPS) "*" #A "(%[temp20]) \n\t" \ - "lbu %[temp18], 2+" XSTR(BPS) "*" #A "(%[temp20]) \n\t" \ - "lbu %[temp19], 3+" XSTR(BPS) "*" #A "(%[temp20]) \n\t" \ - "addu %[" #TEMP0 "], %[temp16], %[" #TEMP0 "] \n\t" \ - "addu %[" #TEMP4 "], %[temp17], %[" #TEMP4 "] \n\t" \ - "addu %[" #TEMP8 "], %[temp18], %[" #TEMP8 "] \n\t" \ - "addu %[" #TEMP12 "], %[temp19], %[" #TEMP12 "] \n\t" \ - "slt %[temp16], %[" #TEMP0 "], $zero \n\t" \ - "slt %[temp17], %[" #TEMP4 "], $zero \n\t" \ - "slt %[temp18], %[" #TEMP8 "], $zero \n\t" \ - "slt %[temp19], %[" #TEMP12 "], $zero \n\t" \ - "movn %[" #TEMP0 "], $zero, %[temp16] \n\t" \ - "movn %[" #TEMP4 "], $zero, %[temp17] \n\t" \ - "movn %[" #TEMP8 "], $zero, %[temp18] \n\t" \ - "movn %[" #TEMP12 "], $zero, %[temp19] \n\t" \ - "addiu %[temp20], $zero, 255 \n\t" \ - "slt %[temp16], %[" #TEMP0 "], %[temp20] \n\t" \ - "slt %[temp17], %[" #TEMP4 "], %[temp20] \n\t" \ - "slt %[temp18], %[" #TEMP8 "], %[temp20] \n\t" \ - "slt %[temp19], %[" #TEMP12 "], %[temp20] \n\t" \ - "movz %[" #TEMP0 "], %[temp20], %[temp16] \n\t" \ - "movz %[" #TEMP4 "], %[temp20], %[temp17] \n\t" \ - "lw %[temp16], 8(%[args]) \n\t" \ - "movz %[" #TEMP8 "], %[temp20], %[temp18] \n\t" \ - "movz %[" #TEMP12 "], %[temp20], %[temp19] \n\t" \ - "sb %[" #TEMP0 "], 0+" XSTR(BPS) "*" #A "(%[temp16]) \n\t" \ - "sb %[" #TEMP4 "], 1+" XSTR(BPS) "*" #A "(%[temp16]) \n\t" \ - "sb %[" #TEMP8 "], 2+" XSTR(BPS) "*" #A "(%[temp16]) \n\t" \ - "sb %[" #TEMP12 "], 3+" XSTR(BPS) "*" #A "(%[temp16]) \n\t" - -// Does one or two inverse transforms. -static WEBP_INLINE void ITransformOne(const uint8_t* ref, const int16_t* in, - uint8_t* dst) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; - int temp7, temp8, temp9, temp10, temp11, temp12, temp13; - int temp14, temp15, temp16, temp17, temp18, temp19, temp20; - const int* args[3] = {(const int*)ref, (const int*)in, (const int*)dst}; - - __asm__ volatile( - "lw %[temp20], 4(%[args]) \n\t" - VERTICAL_PASS(0, 16, 8, 24, temp4, temp0, temp1, temp2, temp3) - VERTICAL_PASS(2, 18, 10, 26, temp8, temp4, temp5, temp6, temp7) - VERTICAL_PASS(4, 20, 12, 28, temp12, temp8, temp9, temp10, temp11) - VERTICAL_PASS(6, 22, 14, 30, temp20, temp12, temp13, temp14, temp15) - - HORIZONTAL_PASS(0, temp0, temp4, temp8, temp12) - HORIZONTAL_PASS(1, temp1, temp5, temp9, temp13) - HORIZONTAL_PASS(2, temp2, temp6, temp10, temp14) - HORIZONTAL_PASS(3, temp3, temp7, temp11, temp15) - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11), - [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), [temp14]"=&r"(temp14), - [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), [temp17]"=&r"(temp17), - [temp18]"=&r"(temp18), [temp19]"=&r"(temp19), [temp20]"=&r"(temp20) - : [args]"r"(args), [kC1]"r"(kC1), [kC2]"r"(kC2) - : "memory", "hi", "lo" - ); -} - -static void ITransform(const uint8_t* ref, const int16_t* in, - uint8_t* dst, int do_two) { - ITransformOne(ref, in, dst); - if (do_two) { - ITransformOne(ref + 4, in + 16, dst + 4); - } -} - -#undef VERTICAL_PASS -#undef HORIZONTAL_PASS - -// macro for one pass through for loop in QuantizeBlock -// QUANTDIV macro inlined -// J - offset in bytes (kZigzag[n] * 2) -// K - offset in bytes (kZigzag[n] * 4) -// N - offset in bytes (n * 2) -#define QUANTIZE_ONE(J, K, N) \ - "lh %[temp0], " #J "(%[ppin]) \n\t" \ - "lhu %[temp1], " #J "(%[ppsharpen]) \n\t" \ - "lw %[temp2], " #K "(%[ppzthresh]) \n\t" \ - "sra %[sign], %[temp0], 15 \n\t" \ - "xor %[coeff], %[temp0], %[sign] \n\t" \ - "subu %[coeff], %[coeff], %[sign] \n\t" \ - "addu %[coeff], %[coeff], %[temp1] \n\t" \ - "slt %[temp4], %[temp2], %[coeff] \n\t" \ - "addiu %[temp5], $zero, 0 \n\t" \ - "addiu %[level], $zero, 0 \n\t" \ - "beqz %[temp4], 2f \n\t" \ - "lhu %[temp1], " #J "(%[ppiq]) \n\t" \ - "lw %[temp2], " #K "(%[ppbias]) \n\t" \ - "lhu %[temp3], " #J "(%[ppq]) \n\t" \ - "mul %[level], %[coeff], %[temp1] \n\t" \ - "addu %[level], %[level], %[temp2] \n\t" \ - "sra %[level], %[level], 17 \n\t" \ - "slt %[temp4], %[max_level], %[level] \n\t" \ - "movn %[level], %[max_level], %[temp4] \n\t" \ - "xor %[level], %[level], %[sign] \n\t" \ - "subu %[level], %[level], %[sign] \n\t" \ - "mul %[temp5], %[level], %[temp3] \n\t" \ -"2: \n\t" \ - "sh %[temp5], " #J "(%[ppin]) \n\t" \ - "sh %[level], " #N "(%[pout]) \n\t" - -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - int temp0, temp1, temp2, temp3, temp4, temp5; - int sign, coeff, level, i; - int max_level = MAX_LEVEL; - - int16_t* ppin = &in[0]; - int16_t* pout = &out[0]; - const uint16_t* ppsharpen = &mtx->sharpen_[0]; - const uint32_t* ppzthresh = &mtx->zthresh_[0]; - const uint16_t* ppq = &mtx->q_[0]; - const uint16_t* ppiq = &mtx->iq_[0]; - const uint32_t* ppbias = &mtx->bias_[0]; - - __asm__ volatile( - QUANTIZE_ONE( 0, 0, 0) - QUANTIZE_ONE( 2, 4, 2) - QUANTIZE_ONE( 8, 16, 4) - QUANTIZE_ONE(16, 32, 6) - QUANTIZE_ONE(10, 20, 8) - QUANTIZE_ONE( 4, 8, 10) - QUANTIZE_ONE( 6, 12, 12) - QUANTIZE_ONE(12, 24, 14) - QUANTIZE_ONE(18, 36, 16) - QUANTIZE_ONE(24, 48, 18) - QUANTIZE_ONE(26, 52, 20) - QUANTIZE_ONE(20, 40, 22) - QUANTIZE_ONE(14, 28, 24) - QUANTIZE_ONE(22, 44, 26) - QUANTIZE_ONE(28, 56, 28) - QUANTIZE_ONE(30, 60, 30) - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [sign]"=&r"(sign), [coeff]"=&r"(coeff), - [level]"=&r"(level) - : [pout]"r"(pout), [ppin]"r"(ppin), - [ppiq]"r"(ppiq), [max_level]"r"(max_level), - [ppbias]"r"(ppbias), [ppzthresh]"r"(ppzthresh), - [ppsharpen]"r"(ppsharpen), [ppq]"r"(ppq) - : "memory", "hi", "lo" - ); - - // moved out from macro to increase possibility for earlier breaking - for (i = 15; i >= 0; i--) { - if (out[i]) return 1; - } - return 0; -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - nz = QuantizeBlock(in + 0 * 16, out + 0 * 16, mtx) << 0; - nz |= QuantizeBlock(in + 1 * 16, out + 1 * 16, mtx) << 1; - return nz; -} - -#undef QUANTIZE_ONE - -// macro for one horizontal pass in Disto4x4 (TTransform) -// two calls of function TTransform are merged into single one -// A - offset in bytes to load from a and b buffers -// E..H - offsets in bytes to store first results to tmp buffer -// E1..H1 - offsets in bytes to store second results to tmp buffer -#define HORIZONTAL_PASS(A, E, F, G, H, E1, F1, G1, H1) \ - "lbu %[temp0], 0+" XSTR(BPS) "*" #A "(%[a]) \n\t" \ - "lbu %[temp1], 1+" XSTR(BPS) "*" #A "(%[a]) \n\t" \ - "lbu %[temp2], 2+" XSTR(BPS) "*" #A "(%[a]) \n\t" \ - "lbu %[temp3], 3+" XSTR(BPS) "*" #A "(%[a]) \n\t" \ - "lbu %[temp4], 0+" XSTR(BPS) "*" #A "(%[b]) \n\t" \ - "lbu %[temp5], 1+" XSTR(BPS) "*" #A "(%[b]) \n\t" \ - "lbu %[temp6], 2+" XSTR(BPS) "*" #A "(%[b]) \n\t" \ - "lbu %[temp7], 3+" XSTR(BPS) "*" #A "(%[b]) \n\t" \ - "addu %[temp8], %[temp0], %[temp2] \n\t" \ - "subu %[temp0], %[temp0], %[temp2] \n\t" \ - "addu %[temp2], %[temp1], %[temp3] \n\t" \ - "subu %[temp1], %[temp1], %[temp3] \n\t" \ - "addu %[temp3], %[temp4], %[temp6] \n\t" \ - "subu %[temp4], %[temp4], %[temp6] \n\t" \ - "addu %[temp6], %[temp5], %[temp7] \n\t" \ - "subu %[temp5], %[temp5], %[temp7] \n\t" \ - "addu %[temp7], %[temp8], %[temp2] \n\t" \ - "subu %[temp2], %[temp8], %[temp2] \n\t" \ - "addu %[temp8], %[temp0], %[temp1] \n\t" \ - "subu %[temp0], %[temp0], %[temp1] \n\t" \ - "addu %[temp1], %[temp3], %[temp6] \n\t" \ - "subu %[temp3], %[temp3], %[temp6] \n\t" \ - "addu %[temp6], %[temp4], %[temp5] \n\t" \ - "subu %[temp4], %[temp4], %[temp5] \n\t" \ - "sw %[temp7], " #E "(%[tmp]) \n\t" \ - "sw %[temp2], " #H "(%[tmp]) \n\t" \ - "sw %[temp8], " #F "(%[tmp]) \n\t" \ - "sw %[temp0], " #G "(%[tmp]) \n\t" \ - "sw %[temp1], " #E1 "(%[tmp]) \n\t" \ - "sw %[temp3], " #H1 "(%[tmp]) \n\t" \ - "sw %[temp6], " #F1 "(%[tmp]) \n\t" \ - "sw %[temp4], " #G1 "(%[tmp]) \n\t" - -// macro for one vertical pass in Disto4x4 (TTransform) -// two calls of function TTransform are merged into single one -// since only one accu is available in mips32r1 instruction set -// first is done second call of function TTransform and after -// that first one. -// const int sum1 = TTransform(a, w); -// const int sum2 = TTransform(b, w); -// return abs(sum2 - sum1) >> 5; -// (sum2 - sum1) is calculated with madds (sub2) and msubs (sub1) -// A..D - offsets in bytes to load first results from tmp buffer -// A1..D1 - offsets in bytes to load second results from tmp buffer -// E..H - offsets in bytes to load from w buffer -#define VERTICAL_PASS(A, B, C, D, A1, B1, C1, D1, E, F, G, H) \ - "lw %[temp0], " #A1 "(%[tmp]) \n\t" \ - "lw %[temp1], " #C1 "(%[tmp]) \n\t" \ - "lw %[temp2], " #B1 "(%[tmp]) \n\t" \ - "lw %[temp3], " #D1 "(%[tmp]) \n\t" \ - "addu %[temp8], %[temp0], %[temp1] \n\t" \ - "subu %[temp0], %[temp0], %[temp1] \n\t" \ - "addu %[temp1], %[temp2], %[temp3] \n\t" \ - "subu %[temp2], %[temp2], %[temp3] \n\t" \ - "addu %[temp3], %[temp8], %[temp1] \n\t" \ - "subu %[temp8], %[temp8], %[temp1] \n\t" \ - "addu %[temp1], %[temp0], %[temp2] \n\t" \ - "subu %[temp0], %[temp0], %[temp2] \n\t" \ - "sra %[temp4], %[temp3], 31 \n\t" \ - "sra %[temp5], %[temp1], 31 \n\t" \ - "sra %[temp6], %[temp0], 31 \n\t" \ - "sra %[temp7], %[temp8], 31 \n\t" \ - "xor %[temp3], %[temp3], %[temp4] \n\t" \ - "xor %[temp1], %[temp1], %[temp5] \n\t" \ - "xor %[temp0], %[temp0], %[temp6] \n\t" \ - "xor %[temp8], %[temp8], %[temp7] \n\t" \ - "subu %[temp3], %[temp3], %[temp4] \n\t" \ - "subu %[temp1], %[temp1], %[temp5] \n\t" \ - "subu %[temp0], %[temp0], %[temp6] \n\t" \ - "subu %[temp8], %[temp8], %[temp7] \n\t" \ - "lhu %[temp4], " #E "(%[w]) \n\t" \ - "lhu %[temp5], " #F "(%[w]) \n\t" \ - "lhu %[temp6], " #G "(%[w]) \n\t" \ - "lhu %[temp7], " #H "(%[w]) \n\t" \ - "madd %[temp4], %[temp3] \n\t" \ - "madd %[temp5], %[temp1] \n\t" \ - "madd %[temp6], %[temp0] \n\t" \ - "madd %[temp7], %[temp8] \n\t" \ - "lw %[temp0], " #A "(%[tmp]) \n\t" \ - "lw %[temp1], " #C "(%[tmp]) \n\t" \ - "lw %[temp2], " #B "(%[tmp]) \n\t" \ - "lw %[temp3], " #D "(%[tmp]) \n\t" \ - "addu %[temp8], %[temp0], %[temp1] \n\t" \ - "subu %[temp0], %[temp0], %[temp1] \n\t" \ - "addu %[temp1], %[temp2], %[temp3] \n\t" \ - "subu %[temp2], %[temp2], %[temp3] \n\t" \ - "addu %[temp3], %[temp8], %[temp1] \n\t" \ - "subu %[temp1], %[temp8], %[temp1] \n\t" \ - "addu %[temp8], %[temp0], %[temp2] \n\t" \ - "subu %[temp0], %[temp0], %[temp2] \n\t" \ - "sra %[temp2], %[temp3], 31 \n\t" \ - "xor %[temp3], %[temp3], %[temp2] \n\t" \ - "subu %[temp3], %[temp3], %[temp2] \n\t" \ - "msub %[temp4], %[temp3] \n\t" \ - "sra %[temp2], %[temp8], 31 \n\t" \ - "sra %[temp3], %[temp0], 31 \n\t" \ - "sra %[temp4], %[temp1], 31 \n\t" \ - "xor %[temp8], %[temp8], %[temp2] \n\t" \ - "xor %[temp0], %[temp0], %[temp3] \n\t" \ - "xor %[temp1], %[temp1], %[temp4] \n\t" \ - "subu %[temp8], %[temp8], %[temp2] \n\t" \ - "subu %[temp0], %[temp0], %[temp3] \n\t" \ - "subu %[temp1], %[temp1], %[temp4] \n\t" \ - "msub %[temp5], %[temp8] \n\t" \ - "msub %[temp6], %[temp0] \n\t" \ - "msub %[temp7], %[temp1] \n\t" - -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int tmp[32]; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - - __asm__ volatile( - HORIZONTAL_PASS(0, 0, 4, 8, 12, 64, 68, 72, 76) - HORIZONTAL_PASS(1, 16, 20, 24, 28, 80, 84, 88, 92) - HORIZONTAL_PASS(2, 32, 36, 40, 44, 96, 100, 104, 108) - HORIZONTAL_PASS(3, 48, 52, 56, 60, 112, 116, 120, 124) - "mthi $zero \n\t" - "mtlo $zero \n\t" - VERTICAL_PASS( 0, 16, 32, 48, 64, 80, 96, 112, 0, 8, 16, 24) - VERTICAL_PASS( 4, 20, 36, 52, 68, 84, 100, 116, 2, 10, 18, 26) - VERTICAL_PASS( 8, 24, 40, 56, 72, 88, 104, 120, 4, 12, 20, 28) - VERTICAL_PASS(12, 28, 44, 60, 76, 92, 108, 124, 6, 14, 22, 30) - "mflo %[temp0] \n\t" - "sra %[temp1], %[temp0], 31 \n\t" - "xor %[temp0], %[temp0], %[temp1] \n\t" - "subu %[temp0], %[temp0], %[temp1] \n\t" - "sra %[temp0], %[temp0], 5 \n\t" - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8) - : [a]"r"(a), [b]"r"(b), [w]"r"(w), [tmp]"r"(tmp) - : "memory", "hi", "lo" - ); - - return temp0; -} - -#undef VERTICAL_PASS -#undef HORIZONTAL_PASS - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -// macro for one horizontal pass in FTransform -// temp0..temp15 holds tmp[0]..tmp[15] -// A - offset in bytes to load from src and ref buffers -// TEMP0..TEMP3 - registers for corresponding tmp elements -#define HORIZONTAL_PASS(A, TEMP0, TEMP1, TEMP2, TEMP3) \ - "lw %[" #TEMP1 "], 0(%[args]) \n\t" \ - "lw %[" #TEMP2 "], 4(%[args]) \n\t" \ - "lbu %[temp16], 0+" XSTR(BPS) "*" #A "(%[" #TEMP1 "]) \n\t" \ - "lbu %[temp17], 0+" XSTR(BPS) "*" #A "(%[" #TEMP2 "]) \n\t" \ - "lbu %[temp18], 1+" XSTR(BPS) "*" #A "(%[" #TEMP1 "]) \n\t" \ - "lbu %[temp19], 1+" XSTR(BPS) "*" #A "(%[" #TEMP2 "]) \n\t" \ - "subu %[temp20], %[temp16], %[temp17] \n\t" \ - "lbu %[temp16], 2+" XSTR(BPS) "*" #A "(%[" #TEMP1 "]) \n\t" \ - "lbu %[temp17], 2+" XSTR(BPS) "*" #A "(%[" #TEMP2 "]) \n\t" \ - "subu %[" #TEMP0 "], %[temp18], %[temp19] \n\t" \ - "lbu %[temp18], 3+" XSTR(BPS) "*" #A "(%[" #TEMP1 "]) \n\t" \ - "lbu %[temp19], 3+" XSTR(BPS) "*" #A "(%[" #TEMP2 "]) \n\t" \ - "subu %[" #TEMP1 "], %[temp16], %[temp17] \n\t" \ - "subu %[" #TEMP2 "], %[temp18], %[temp19] \n\t" \ - "addu %[" #TEMP3 "], %[temp20], %[" #TEMP2 "] \n\t" \ - "subu %[" #TEMP2 "], %[temp20], %[" #TEMP2 "] \n\t" \ - "addu %[temp20], %[" #TEMP0 "], %[" #TEMP1 "] \n\t" \ - "subu %[" #TEMP0 "], %[" #TEMP0 "], %[" #TEMP1 "] \n\t" \ - "mul %[temp16], %[" #TEMP2 "], %[c5352] \n\t" \ - "mul %[temp17], %[" #TEMP2 "], %[c2217] \n\t" \ - "mul %[temp18], %[" #TEMP0 "], %[c5352] \n\t" \ - "mul %[temp19], %[" #TEMP0 "], %[c2217] \n\t" \ - "addu %[" #TEMP1 "], %[" #TEMP3 "], %[temp20] \n\t" \ - "subu %[temp20], %[" #TEMP3 "], %[temp20] \n\t" \ - "sll %[" #TEMP0 "], %[" #TEMP1 "], 3 \n\t" \ - "sll %[" #TEMP2 "], %[temp20], 3 \n\t" \ - "addiu %[temp16], %[temp16], 1812 \n\t" \ - "addiu %[temp17], %[temp17], 937 \n\t" \ - "addu %[temp16], %[temp16], %[temp19] \n\t" \ - "subu %[temp17], %[temp17], %[temp18] \n\t" \ - "sra %[" #TEMP1 "], %[temp16], 9 \n\t" \ - "sra %[" #TEMP3 "], %[temp17], 9 \n\t" - -// macro for one vertical pass in FTransform -// temp0..temp15 holds tmp[0]..tmp[15] -// A..D - offsets in bytes to store to out buffer -// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements -#define VERTICAL_PASS(A, B, C, D, TEMP0, TEMP4, TEMP8, TEMP12) \ - "addu %[temp16], %[" #TEMP0 "], %[" #TEMP12 "] \n\t" \ - "subu %[temp19], %[" #TEMP0 "], %[" #TEMP12 "] \n\t" \ - "addu %[temp17], %[" #TEMP4 "], %[" #TEMP8 "] \n\t" \ - "subu %[temp18], %[" #TEMP4 "], %[" #TEMP8 "] \n\t" \ - "mul %[" #TEMP8 "], %[temp19], %[c2217] \n\t" \ - "mul %[" #TEMP12 "], %[temp18], %[c2217] \n\t" \ - "mul %[" #TEMP4 "], %[temp19], %[c5352] \n\t" \ - "mul %[temp18], %[temp18], %[c5352] \n\t" \ - "addiu %[temp16], %[temp16], 7 \n\t" \ - "addu %[" #TEMP0 "], %[temp16], %[temp17] \n\t" \ - "sra %[" #TEMP0 "], %[" #TEMP0 "], 4 \n\t" \ - "addu %[" #TEMP12 "], %[" #TEMP12 "], %[" #TEMP4 "] \n\t" \ - "subu %[" #TEMP4 "], %[temp16], %[temp17] \n\t" \ - "sra %[" #TEMP4 "], %[" #TEMP4 "], 4 \n\t" \ - "addiu %[" #TEMP8 "], %[" #TEMP8 "], 30000 \n\t" \ - "addiu %[" #TEMP12 "], %[" #TEMP12 "], 12000 \n\t" \ - "addiu %[" #TEMP8 "], %[" #TEMP8 "], 21000 \n\t" \ - "subu %[" #TEMP8 "], %[" #TEMP8 "], %[temp18] \n\t" \ - "sra %[" #TEMP12 "], %[" #TEMP12 "], 16 \n\t" \ - "sra %[" #TEMP8 "], %[" #TEMP8 "], 16 \n\t" \ - "addiu %[temp16], %[" #TEMP12 "], 1 \n\t" \ - "movn %[" #TEMP12 "], %[temp16], %[temp19] \n\t" \ - "sh %[" #TEMP0 "], " #A "(%[temp20]) \n\t" \ - "sh %[" #TEMP4 "], " #C "(%[temp20]) \n\t" \ - "sh %[" #TEMP8 "], " #D "(%[temp20]) \n\t" \ - "sh %[" #TEMP12 "], " #B "(%[temp20]) \n\t" - -static void FTransform(const uint8_t* src, const uint8_t* ref, int16_t* out) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - int temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16; - int temp17, temp18, temp19, temp20; - const int c2217 = 2217; - const int c5352 = 5352; - const int* const args[3] = - { (const int*)src, (const int*)ref, (const int*)out }; - - __asm__ volatile( - HORIZONTAL_PASS(0, temp0, temp1, temp2, temp3) - HORIZONTAL_PASS(1, temp4, temp5, temp6, temp7) - HORIZONTAL_PASS(2, temp8, temp9, temp10, temp11) - HORIZONTAL_PASS(3, temp12, temp13, temp14, temp15) - "lw %[temp20], 8(%[args]) \n\t" - VERTICAL_PASS(0, 8, 16, 24, temp0, temp4, temp8, temp12) - VERTICAL_PASS(2, 10, 18, 26, temp1, temp5, temp9, temp13) - VERTICAL_PASS(4, 12, 20, 28, temp2, temp6, temp10, temp14) - VERTICAL_PASS(6, 14, 22, 30, temp3, temp7, temp11, temp15) - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11), - [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), [temp14]"=&r"(temp14), - [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), [temp17]"=&r"(temp17), - [temp18]"=&r"(temp18), [temp19]"=&r"(temp19), [temp20]"=&r"(temp20) - : [args]"r"(args), [c2217]"r"(c2217), [c5352]"r"(c5352) - : "memory", "hi", "lo" - ); -} - -#undef VERTICAL_PASS -#undef HORIZONTAL_PASS - -#if !defined(WORK_AROUND_GCC) - -#define GET_SSE_INNER(A, B, C, D) \ - "lbu %[temp0], " #A "(%[a]) \n\t" \ - "lbu %[temp1], " #A "(%[b]) \n\t" \ - "lbu %[temp2], " #B "(%[a]) \n\t" \ - "lbu %[temp3], " #B "(%[b]) \n\t" \ - "lbu %[temp4], " #C "(%[a]) \n\t" \ - "lbu %[temp5], " #C "(%[b]) \n\t" \ - "lbu %[temp6], " #D "(%[a]) \n\t" \ - "lbu %[temp7], " #D "(%[b]) \n\t" \ - "subu %[temp0], %[temp0], %[temp1] \n\t" \ - "subu %[temp2], %[temp2], %[temp3] \n\t" \ - "subu %[temp4], %[temp4], %[temp5] \n\t" \ - "subu %[temp6], %[temp6], %[temp7] \n\t" \ - "madd %[temp0], %[temp0] \n\t" \ - "madd %[temp2], %[temp2] \n\t" \ - "madd %[temp4], %[temp4] \n\t" \ - "madd %[temp6], %[temp6] \n\t" - -#define GET_SSE(A, B, C, D) \ - GET_SSE_INNER(A, A + 1, A + 2, A + 3) \ - GET_SSE_INNER(B, B + 1, B + 2, B + 3) \ - GET_SSE_INNER(C, C + 1, C + 2, C + 3) \ - GET_SSE_INNER(D, D + 1, D + 2, D + 3) - -static int SSE16x16(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - - __asm__ volatile( - "mult $zero, $zero \n\t" - - GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS) - GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS) - GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS) - GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS) - GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS) - GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS) - GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS) - GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS) - GET_SSE( 8 * BPS, 4 + 8 * BPS, 8 + 8 * BPS, 12 + 8 * BPS) - GET_SSE( 9 * BPS, 4 + 9 * BPS, 8 + 9 * BPS, 12 + 9 * BPS) - GET_SSE(10 * BPS, 4 + 10 * BPS, 8 + 10 * BPS, 12 + 10 * BPS) - GET_SSE(11 * BPS, 4 + 11 * BPS, 8 + 11 * BPS, 12 + 11 * BPS) - GET_SSE(12 * BPS, 4 + 12 * BPS, 8 + 12 * BPS, 12 + 12 * BPS) - GET_SSE(13 * BPS, 4 + 13 * BPS, 8 + 13 * BPS, 12 + 13 * BPS) - GET_SSE(14 * BPS, 4 + 14 * BPS, 8 + 14 * BPS, 12 + 14 * BPS) - GET_SSE(15 * BPS, 4 + 15 * BPS, 8 + 15 * BPS, 12 + 15 * BPS) - - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE16x8(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - - __asm__ volatile( - "mult $zero, $zero \n\t" - - GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS) - GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS) - GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS) - GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS) - GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS) - GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS) - GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS) - GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS) - - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE8x8(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - - __asm__ volatile( - "mult $zero, $zero \n\t" - - GET_SSE(0 * BPS, 4 + 0 * BPS, 1 * BPS, 4 + 1 * BPS) - GET_SSE(2 * BPS, 4 + 2 * BPS, 3 * BPS, 4 + 3 * BPS) - GET_SSE(4 * BPS, 4 + 4 * BPS, 5 * BPS, 4 + 5 * BPS) - GET_SSE(6 * BPS, 4 + 6 * BPS, 7 * BPS, 4 + 7 * BPS) - - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE4x4(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - - __asm__ volatile( - "mult $zero, $zero \n\t" - - GET_SSE(0 * BPS, 1 * BPS, 2 * BPS, 3 * BPS) - - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -#undef GET_SSE -#undef GET_SSE_INNER - -#endif // !WORK_AROUND_GCC - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspInitMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitMIPS32(void) { - VP8ITransform = ITransform; - VP8FTransform = FTransform; - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; -#if !defined(WORK_AROUND_GCC) - VP8SSE16x16 = SSE16x16; - VP8SSE8x8 = SSE8x8; - VP8SSE16x8 = SSE16x8; - VP8SSE4x4 = SSE4x4; -#endif -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(VP8EncDspInitMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/enc_mips_dsp_r2.c b/drivers/webp/dsp/enc_mips_dsp_r2.c deleted file mode 100644 index 7ab96f6800..0000000000 --- a/drivers/webp/dsp/enc_mips_dsp_r2.c +++ /dev/null @@ -1,1510 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of speed-critical encoding functions. -// -// Author(s): Darko Laus (darko.laus@imgtec.com) -// Mirko Raus (mirko.raus@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "./mips_macro.h" -#include "../enc/cost.h" -#include "../enc/vp8enci.h" - -static const int kC1 = 20091 + (1 << 16); -static const int kC2 = 35468; - -// O - output -// I - input (macro doesn't change it) -#define ADD_SUB_HALVES_X4(O0, O1, O2, O3, O4, O5, O6, O7, \ - I0, I1, I2, I3, I4, I5, I6, I7) \ - "addq.ph %[" #O0 "], %[" #I0 "], %[" #I1 "] \n\t" \ - "subq.ph %[" #O1 "], %[" #I0 "], %[" #I1 "] \n\t" \ - "addq.ph %[" #O2 "], %[" #I2 "], %[" #I3 "] \n\t" \ - "subq.ph %[" #O3 "], %[" #I2 "], %[" #I3 "] \n\t" \ - "addq.ph %[" #O4 "], %[" #I4 "], %[" #I5 "] \n\t" \ - "subq.ph %[" #O5 "], %[" #I4 "], %[" #I5 "] \n\t" \ - "addq.ph %[" #O6 "], %[" #I6 "], %[" #I7 "] \n\t" \ - "subq.ph %[" #O7 "], %[" #I6 "], %[" #I7 "] \n\t" - -// IO - input/output -#define ABS_X8(IO0, IO1, IO2, IO3, IO4, IO5, IO6, IO7) \ - "absq_s.ph %[" #IO0 "], %[" #IO0 "] \n\t" \ - "absq_s.ph %[" #IO1 "], %[" #IO1 "] \n\t" \ - "absq_s.ph %[" #IO2 "], %[" #IO2 "] \n\t" \ - "absq_s.ph %[" #IO3 "], %[" #IO3 "] \n\t" \ - "absq_s.ph %[" #IO4 "], %[" #IO4 "] \n\t" \ - "absq_s.ph %[" #IO5 "], %[" #IO5 "] \n\t" \ - "absq_s.ph %[" #IO6 "], %[" #IO6 "] \n\t" \ - "absq_s.ph %[" #IO7 "], %[" #IO7 "] \n\t" - -// dpa.w.ph $ac0 temp0 ,temp1 -// $ac += temp0[31..16] * temp1[31..16] + temp0[15..0] * temp1[15..0] -// dpax.w.ph $ac0 temp0 ,temp1 -// $ac += temp0[31..16] * temp1[15..0] + temp0[15..0] * temp1[31..16] -// O - output -// I - input (macro doesn't change it) -#define MUL_HALF(O0, I0, I1, I2, I3, I4, I5, I6, I7, \ - I8, I9, I10, I11, I12, I13, I14, I15) \ - "mult $ac0, $zero, $zero \n\t" \ - "dpa.w.ph $ac0, %[" #I2 "], %[" #I0 "] \n\t" \ - "dpax.w.ph $ac0, %[" #I5 "], %[" #I6 "] \n\t" \ - "dpa.w.ph $ac0, %[" #I8 "], %[" #I9 "] \n\t" \ - "dpax.w.ph $ac0, %[" #I11 "], %[" #I4 "] \n\t" \ - "dpa.w.ph $ac0, %[" #I12 "], %[" #I7 "] \n\t" \ - "dpax.w.ph $ac0, %[" #I13 "], %[" #I1 "] \n\t" \ - "dpa.w.ph $ac0, %[" #I14 "], %[" #I3 "] \n\t" \ - "dpax.w.ph $ac0, %[" #I15 "], %[" #I10 "] \n\t" \ - "mflo %[" #O0 "], $ac0 \n\t" - -#define OUTPUT_EARLY_CLOBBER_REGS_17() \ - OUTPUT_EARLY_CLOBBER_REGS_10(), \ - [temp11]"=&r"(temp11), [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), \ - [temp14]"=&r"(temp14), [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), \ - [temp17]"=&r"(temp17) - -// macro for one horizontal pass in FTransform -// temp0..temp15 holds tmp[0]..tmp[15] -// A - offset in bytes to load from src and ref buffers -// TEMP0..TEMP3 - registers for corresponding tmp elements -#define HORIZONTAL_PASS(A, TEMP0, TEMP1, TEMP2, TEMP3) \ - "lw %[" #TEMP0 "], 0(%[args]) \n\t" \ - "lw %[" #TEMP1 "], 4(%[args]) \n\t" \ - "lw %[" #TEMP2 "], " XSTR(BPS) "*" #A "(%[" #TEMP0 "]) \n\t" \ - "lw %[" #TEMP3 "], " XSTR(BPS) "*" #A "(%[" #TEMP1 "]) \n\t" \ - "preceu.ph.qbl %[" #TEMP0 "], %[" #TEMP2 "] \n\t" \ - "preceu.ph.qbl %[" #TEMP1 "], %[" #TEMP3 "] \n\t" \ - "preceu.ph.qbr %[" #TEMP2 "], %[" #TEMP2 "] \n\t" \ - "preceu.ph.qbr %[" #TEMP3 "], %[" #TEMP3 "] \n\t" \ - "subq.ph %[" #TEMP0 "], %[" #TEMP0 "], %[" #TEMP1 "] \n\t" \ - "subq.ph %[" #TEMP2 "], %[" #TEMP2 "], %[" #TEMP3 "] \n\t" \ - "rotr %[" #TEMP0 "], %[" #TEMP0 "], 16 \n\t" \ - "addq.ph %[" #TEMP1 "], %[" #TEMP2 "], %[" #TEMP0 "] \n\t" \ - "subq.ph %[" #TEMP3 "], %[" #TEMP2 "], %[" #TEMP0 "] \n\t" \ - "seh %[" #TEMP0 "], %[" #TEMP1 "] \n\t" \ - "sra %[temp16], %[" #TEMP1 "], 16 \n\t" \ - "seh %[temp19], %[" #TEMP3 "] \n\t" \ - "sra %[" #TEMP3 "], %[" #TEMP3 "], 16 \n\t" \ - "subu %[" #TEMP2 "], %[" #TEMP0 "], %[temp16] \n\t" \ - "addu %[" #TEMP0 "], %[" #TEMP0 "], %[temp16] \n\t" \ - "mul %[temp17], %[temp19], %[c2217] \n\t" \ - "mul %[temp18], %[" #TEMP3 "], %[c5352] \n\t" \ - "mul %[" #TEMP1 "], %[temp19], %[c5352] \n\t" \ - "mul %[temp16], %[" #TEMP3 "], %[c2217] \n\t" \ - "sll %[" #TEMP2 "], %[" #TEMP2 "], 3 \n\t" \ - "sll %[" #TEMP0 "], %[" #TEMP0 "], 3 \n\t" \ - "subu %[" #TEMP3 "], %[temp17], %[temp18] \n\t" \ - "addu %[" #TEMP1 "], %[temp16], %[" #TEMP1 "] \n\t" \ - "addiu %[" #TEMP3 "], %[" #TEMP3 "], 937 \n\t" \ - "addiu %[" #TEMP1 "], %[" #TEMP1 "], 1812 \n\t" \ - "sra %[" #TEMP3 "], %[" #TEMP3 "], 9 \n\t" \ - "sra %[" #TEMP1 "], %[" #TEMP1 "], 9 \n\t" - -// macro for one vertical pass in FTransform -// temp0..temp15 holds tmp[0]..tmp[15] -// A..D - offsets in bytes to store to out buffer -// TEMP0, TEMP4, TEMP8 and TEMP12 - registers for corresponding tmp elements -#define VERTICAL_PASS(A, B, C, D, TEMP0, TEMP4, TEMP8, TEMP12) \ - "addu %[temp16], %[" #TEMP0 "], %[" #TEMP12 "] \n\t" \ - "subu %[temp19], %[" #TEMP0 "], %[" #TEMP12 "] \n\t" \ - "addu %[temp17], %[" #TEMP4 "], %[" #TEMP8 "] \n\t" \ - "subu %[temp18], %[" #TEMP4 "], %[" #TEMP8 "] \n\t" \ - "mul %[" #TEMP8 "], %[temp19], %[c2217] \n\t" \ - "mul %[" #TEMP12 "], %[temp18], %[c2217] \n\t" \ - "mul %[" #TEMP4 "], %[temp19], %[c5352] \n\t" \ - "mul %[temp18], %[temp18], %[c5352] \n\t" \ - "addiu %[temp16], %[temp16], 7 \n\t" \ - "addu %[" #TEMP0 "], %[temp16], %[temp17] \n\t" \ - "sra %[" #TEMP0 "], %[" #TEMP0 "], 4 \n\t" \ - "addu %[" #TEMP12 "], %[" #TEMP12 "], %[" #TEMP4 "] \n\t" \ - "subu %[" #TEMP4 "], %[temp16], %[temp17] \n\t" \ - "sra %[" #TEMP4 "], %[" #TEMP4 "], 4 \n\t" \ - "addiu %[" #TEMP8 "], %[" #TEMP8 "], 30000 \n\t" \ - "addiu %[" #TEMP12 "], %[" #TEMP12 "], 12000 \n\t" \ - "addiu %[" #TEMP8 "], %[" #TEMP8 "], 21000 \n\t" \ - "subu %[" #TEMP8 "], %[" #TEMP8 "], %[temp18] \n\t" \ - "sra %[" #TEMP12 "], %[" #TEMP12 "], 16 \n\t" \ - "sra %[" #TEMP8 "], %[" #TEMP8 "], 16 \n\t" \ - "addiu %[temp16], %[" #TEMP12 "], 1 \n\t" \ - "movn %[" #TEMP12 "], %[temp16], %[temp19] \n\t" \ - "sh %[" #TEMP0 "], " #A "(%[temp20]) \n\t" \ - "sh %[" #TEMP4 "], " #C "(%[temp20]) \n\t" \ - "sh %[" #TEMP8 "], " #D "(%[temp20]) \n\t" \ - "sh %[" #TEMP12 "], " #B "(%[temp20]) \n\t" - -static void FTransform(const uint8_t* src, const uint8_t* ref, int16_t* out) { - const int c2217 = 2217; - const int c5352 = 5352; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - int temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16; - int temp17, temp18, temp19, temp20; - const int* const args[3] = - { (const int*)src, (const int*)ref, (const int*)out }; - - __asm__ volatile ( - HORIZONTAL_PASS(0, temp0, temp1, temp2, temp3) - HORIZONTAL_PASS(1, temp4, temp5, temp6, temp7) - HORIZONTAL_PASS(2, temp8, temp9, temp10, temp11) - HORIZONTAL_PASS(3, temp12, temp13, temp14, temp15) - "lw %[temp20], 8(%[args]) \n\t" - VERTICAL_PASS(0, 8, 16, 24, temp0, temp4, temp8, temp12) - VERTICAL_PASS(2, 10, 18, 26, temp1, temp5, temp9, temp13) - VERTICAL_PASS(4, 12, 20, 28, temp2, temp6, temp10, temp14) - VERTICAL_PASS(6, 14, 22, 30, temp3, temp7, temp11, temp15) - OUTPUT_EARLY_CLOBBER_REGS_18(), - [temp0]"=&r"(temp0), [temp19]"=&r"(temp19), [temp20]"=&r"(temp20) - : [args]"r"(args), [c2217]"r"(c2217), [c5352]"r"(c5352) - : "memory", "hi", "lo" - ); -} - -#undef VERTICAL_PASS -#undef HORIZONTAL_PASS - -static WEBP_INLINE void ITransformOne(const uint8_t* ref, const int16_t* in, - uint8_t* dst) { - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17, temp18; - - __asm__ volatile ( - "ulw %[temp1], 0(%[in]) \n\t" - "ulw %[temp2], 16(%[in]) \n\t" - LOAD_IN_X2(temp5, temp6, 24, 26) - ADD_SUB_HALVES(temp3, temp4, temp1, temp2) - LOAD_IN_X2(temp1, temp2, 8, 10) - MUL_SHIFT_SUM(temp7, temp8, temp9, temp10, temp11, temp12, temp13, temp14, - temp10, temp8, temp9, temp7, temp1, temp2, temp5, temp6, - temp13, temp11, temp14, temp12) - INSERT_HALF_X2(temp8, temp7, temp10, temp9) - "ulw %[temp17], 4(%[in]) \n\t" - "ulw %[temp18], 20(%[in]) \n\t" - ADD_SUB_HALVES(temp1, temp2, temp3, temp8) - ADD_SUB_HALVES(temp5, temp6, temp4, temp7) - ADD_SUB_HALVES(temp7, temp8, temp17, temp18) - LOAD_IN_X2(temp17, temp18, 12, 14) - LOAD_IN_X2(temp9, temp10, 28, 30) - MUL_SHIFT_SUM(temp11, temp12, temp13, temp14, temp15, temp16, temp4, temp17, - temp12, temp14, temp11, temp13, temp17, temp18, temp9, temp10, - temp15, temp4, temp16, temp17) - INSERT_HALF_X2(temp11, temp12, temp13, temp14) - ADD_SUB_HALVES(temp17, temp8, temp8, temp11) - ADD_SUB_HALVES(temp3, temp4, temp7, temp12) - - // horizontal - SRA_16(temp9, temp10, temp11, temp12, temp1, temp2, temp5, temp6) - INSERT_HALF_X2(temp1, temp6, temp5, temp2) - SRA_16(temp13, temp14, temp15, temp16, temp3, temp4, temp17, temp8) - "repl.ph %[temp2], 0x4 \n\t" - INSERT_HALF_X2(temp3, temp8, temp17, temp4) - "addq.ph %[temp1], %[temp1], %[temp2] \n\t" - "addq.ph %[temp6], %[temp6], %[temp2] \n\t" - ADD_SUB_HALVES(temp2, temp4, temp1, temp3) - ADD_SUB_HALVES(temp5, temp7, temp6, temp8) - MUL_SHIFT_SUM(temp1, temp3, temp6, temp8, temp9, temp13, temp17, temp18, - temp3, temp13, temp1, temp9, temp9, temp13, temp11, temp15, - temp6, temp17, temp8, temp18) - MUL_SHIFT_SUM(temp6, temp8, temp18, temp17, temp11, temp15, temp12, temp16, - temp8, temp15, temp6, temp11, temp12, temp16, temp10, temp14, - temp18, temp12, temp17, temp16) - INSERT_HALF_X2(temp1, temp3, temp9, temp13) - INSERT_HALF_X2(temp6, temp8, temp11, temp15) - SHIFT_R_SUM_X2(temp9, temp10, temp11, temp12, temp13, temp14, temp15, - temp16, temp2, temp4, temp5, temp7, temp3, temp1, temp8, - temp6) - PACK_2_HALVES_TO_WORD(temp1, temp2, temp3, temp4, temp9, temp12, temp13, - temp16, temp11, temp10, temp15, temp14) - LOAD_WITH_OFFSET_X4(temp10, temp11, temp14, temp15, ref, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - CONVERT_2_BYTES_TO_HALF(temp5, temp6, temp7, temp8, temp17, temp18, temp10, - temp11, temp10, temp11, temp14, temp15) - STORE_SAT_SUM_X2(temp5, temp6, temp7, temp8, temp17, temp18, temp10, temp11, - temp9, temp12, temp1, temp2, temp13, temp16, temp3, temp4, - dst, 0, 1, 2, 3, BPS) - - OUTPUT_EARLY_CLOBBER_REGS_18() - : [dst]"r"(dst), [in]"r"(in), [kC1]"r"(kC1), [kC2]"r"(kC2), [ref]"r"(ref) - : "memory", "hi", "lo" - ); -} - -static void ITransform(const uint8_t* ref, const int16_t* in, uint8_t* dst, - int do_two) { - ITransformOne(ref, in, dst); - if (do_two) { - ITransformOne(ref + 4, in + 16, dst + 4); - } -} - -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; - int temp10, temp11, temp12, temp13, temp14, temp15, temp16, temp17; - - __asm__ volatile ( - LOAD_WITH_OFFSET_X4(temp1, temp2, temp3, temp4, a, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - CONVERT_2_BYTES_TO_HALF(temp5, temp6, temp7, temp8, temp9,temp10, temp11, - temp12, temp1, temp2, temp3, temp4) - ADD_SUB_HALVES_X4(temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, - temp5, temp6, temp7, temp8, temp9, temp10, temp11, temp12) - PACK_2_HALVES_TO_WORD(temp9, temp10, temp11, temp12, temp1, temp3, temp5, - temp7, temp2, temp4, temp6, temp8) - ADD_SUB_HALVES_X4(temp2, temp4, temp6, temp8, temp9, temp1, temp3, temp10, - temp1, temp9, temp3, temp10, temp5, temp11, temp7, temp12) - ADD_SUB_HALVES_X4(temp5, temp11, temp7, temp2, temp9, temp3, temp6, temp12, - temp2, temp9, temp6, temp3, temp4, temp1, temp8, temp10) - ADD_SUB_HALVES_X4(temp1, temp4, temp10, temp8, temp7, temp11, temp5, temp2, - temp5, temp7, temp11, temp2, temp9, temp6, temp3, temp12) - ABS_X8(temp1, temp4, temp10, temp8, temp7, temp11, temp5, temp2) - LOAD_WITH_OFFSET_X4(temp3, temp6, temp9, temp12, w, - 0, 4, 8, 12, - 0, 0, 0, 0, - 0) - LOAD_WITH_OFFSET_X4(temp13, temp14, temp15, temp16, w, - 0, 4, 8, 12, - 1, 1, 1, 1, - 16) - MUL_HALF(temp17, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, - temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16) - LOAD_WITH_OFFSET_X4(temp1, temp2, temp3, temp4, b, - 0, 0, 0, 0, - 0, 1, 2, 3, - BPS) - CONVERT_2_BYTES_TO_HALF(temp5,temp6, temp7, temp8, temp9,temp10, temp11, - temp12, temp1, temp2, temp3, temp4) - ADD_SUB_HALVES_X4(temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, - temp5, temp6, temp7, temp8, temp9, temp10, temp11, temp12) - PACK_2_HALVES_TO_WORD(temp9, temp10, temp11, temp12, temp1, temp3, temp5, - temp7, temp2, temp4, temp6, temp8) - ADD_SUB_HALVES_X4(temp2, temp4, temp6, temp8, temp9, temp1, temp3, temp10, - temp1, temp9, temp3, temp10, temp5, temp11, temp7, temp12) - ADD_SUB_HALVES_X4(temp5, temp11, temp7, temp2, temp9, temp3, temp6, temp12, - temp2, temp9, temp6, temp3, temp4, temp1, temp8, temp10) - ADD_SUB_HALVES_X4(temp1, temp4, temp10, temp8, temp7, temp11, temp5, temp2, - temp5, temp7, temp11, temp2, temp9, temp6, temp3, temp12) - ABS_X8(temp1, temp4, temp10, temp8, temp7, temp11, temp5, temp2) - LOAD_WITH_OFFSET_X4(temp3, temp6, temp9, temp12, w, - 0, 4, 8, 12, - 0, 0, 0, 0, - 0) - LOAD_WITH_OFFSET_X4(temp13, temp14, temp15, temp16, w, - 0, 4, 8, 12, - 1, 1, 1, 1, - 16) - MUL_HALF(temp3, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, - temp9, temp10, temp11, temp12, temp13, temp14, temp15, temp16) - OUTPUT_EARLY_CLOBBER_REGS_17() - : [a]"r"(a), [b]"r"(b), [w]"r"(w) - : "memory", "hi", "lo" - ); - return abs(temp3 - temp17) >> 5; -} - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -//------------------------------------------------------------------------------ -// Intra predictions - -#define FILL_PART(J, SIZE) \ - "usw %[value], 0+" #J "*" XSTR(BPS) "(%[dst]) \n\t" \ - "usw %[value], 4+" #J "*" XSTR(BPS) "(%[dst]) \n\t" \ - ".if " #SIZE " == 16 \n\t" \ - "usw %[value], 8+" #J "*" XSTR(BPS) "(%[dst]) \n\t" \ - "usw %[value], 12+" #J "*" XSTR(BPS) "(%[dst]) \n\t" \ - ".endif \n\t" - -#define FILL_8_OR_16(DST, VALUE, SIZE) do { \ - int value = (VALUE); \ - __asm__ volatile ( \ - "replv.qb %[value], %[value] \n\t" \ - FILL_PART( 0, SIZE) \ - FILL_PART( 1, SIZE) \ - FILL_PART( 2, SIZE) \ - FILL_PART( 3, SIZE) \ - FILL_PART( 4, SIZE) \ - FILL_PART( 5, SIZE) \ - FILL_PART( 6, SIZE) \ - FILL_PART( 7, SIZE) \ - ".if " #SIZE " == 16 \n\t" \ - FILL_PART( 8, 16) \ - FILL_PART( 9, 16) \ - FILL_PART(10, 16) \ - FILL_PART(11, 16) \ - FILL_PART(12, 16) \ - FILL_PART(13, 16) \ - FILL_PART(14, 16) \ - FILL_PART(15, 16) \ - ".endif \n\t" \ - : [value]"+&r"(value) \ - : [dst]"r"((DST)) \ - : "memory" \ - ); \ -} while (0) - -#define VERTICAL_PRED(DST, TOP, SIZE) \ -static WEBP_INLINE void VerticalPred##SIZE(uint8_t* (DST), \ - const uint8_t* (TOP)) { \ - int j; \ - if ((TOP)) { \ - for (j = 0; j < (SIZE); ++j) memcpy((DST) + j * BPS, (TOP), (SIZE)); \ - } else { \ - FILL_8_OR_16((DST), 127, (SIZE)); \ - } \ -} - -VERTICAL_PRED(dst, top, 8) -VERTICAL_PRED(dst, top, 16) - -#undef VERTICAL_PRED - -#define HORIZONTAL_PRED(DST, LEFT, SIZE) \ -static WEBP_INLINE void HorizontalPred##SIZE(uint8_t* (DST), \ - const uint8_t* (LEFT)) { \ - if (LEFT) { \ - int j; \ - for (j = 0; j < (SIZE); ++j) { \ - memset((DST) + j * BPS, (LEFT)[j], (SIZE)); \ - } \ - } else { \ - FILL_8_OR_16((DST), 129, (SIZE)); \ - } \ -} - -HORIZONTAL_PRED(dst, left, 8) -HORIZONTAL_PRED(dst, left, 16) - -#undef HORIZONTAL_PRED - -#define CLIPPING() \ - "preceu.ph.qbl %[temp2], %[temp0] \n\t" \ - "preceu.ph.qbr %[temp0], %[temp0] \n\t" \ - "preceu.ph.qbl %[temp3], %[temp1] \n\t" \ - "preceu.ph.qbr %[temp1], %[temp1] \n\t" \ - "addu.ph %[temp2], %[temp2], %[leftY_1] \n\t" \ - "addu.ph %[temp0], %[temp0], %[leftY_1] \n\t" \ - "addu.ph %[temp3], %[temp3], %[leftY_1] \n\t" \ - "addu.ph %[temp1], %[temp1], %[leftY_1] \n\t" \ - "shll_s.ph %[temp2], %[temp2], 7 \n\t" \ - "shll_s.ph %[temp0], %[temp0], 7 \n\t" \ - "shll_s.ph %[temp3], %[temp3], 7 \n\t" \ - "shll_s.ph %[temp1], %[temp1], 7 \n\t" \ - "precrqu_s.qb.ph %[temp0], %[temp2], %[temp0] \n\t" \ - "precrqu_s.qb.ph %[temp1], %[temp3], %[temp1] \n\t" - -#define CLIP_8B_TO_DST(DST, LEFT, TOP, SIZE) do { \ - int leftY_1 = ((int)(LEFT)[y] << 16) + (LEFT)[y]; \ - int temp0, temp1, temp2, temp3; \ - __asm__ volatile ( \ - "replv.ph %[leftY_1], %[leftY_1] \n\t" \ - "ulw %[temp0], 0(%[top]) \n\t" \ - "ulw %[temp1], 4(%[top]) \n\t" \ - "subu.ph %[leftY_1], %[leftY_1], %[left_1] \n\t" \ - CLIPPING() \ - "usw %[temp0], 0(%[dst]) \n\t" \ - "usw %[temp1], 4(%[dst]) \n\t" \ - ".if " #SIZE " == 16 \n\t" \ - "ulw %[temp0], 8(%[top]) \n\t" \ - "ulw %[temp1], 12(%[top]) \n\t" \ - CLIPPING() \ - "usw %[temp0], 8(%[dst]) \n\t" \ - "usw %[temp1], 12(%[dst]) \n\t" \ - ".endif \n\t" \ - : [leftY_1]"+&r"(leftY_1), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), \ - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3) \ - : [left_1]"r"(left_1), [top]"r"((TOP)), [dst]"r"((DST)) \ - : "memory" \ - ); \ -} while (0) - -#define CLIP_TO_DST(DST, LEFT, TOP, SIZE) do { \ - int y; \ - const int left_1 = ((int)(LEFT)[-1] << 16) + (LEFT)[-1]; \ - for (y = 0; y < (SIZE); ++y) { \ - CLIP_8B_TO_DST((DST), (LEFT), (TOP), (SIZE)); \ - (DST) += BPS; \ - } \ -} while (0) - -#define TRUE_MOTION(DST, LEFT, TOP, SIZE) \ -static WEBP_INLINE void TrueMotion##SIZE(uint8_t* (DST), const uint8_t* (LEFT),\ - const uint8_t* (TOP)) { \ - if ((LEFT) != NULL) { \ - if ((TOP) != NULL) { \ - CLIP_TO_DST((DST), (LEFT), (TOP), (SIZE)); \ - } else { \ - HorizontalPred##SIZE((DST), (LEFT)); \ - } \ - } else { \ - /* true motion without left samples (hence: with default 129 value) */ \ - /* is equivalent to VE prediction where you just copy the top samples. */ \ - /* Note that if top samples are not available, the default value is */ \ - /* then 129, and not 127 as in the VerticalPred case. */ \ - if ((TOP) != NULL) { \ - VerticalPred##SIZE((DST), (TOP)); \ - } else { \ - FILL_8_OR_16((DST), 129, (SIZE)); \ - } \ - } \ -} - -TRUE_MOTION(dst, left, top, 8) -TRUE_MOTION(dst, left, top, 16) - -#undef TRUE_MOTION -#undef CLIP_TO_DST -#undef CLIP_8B_TO_DST -#undef CLIPPING - -static WEBP_INLINE void DCMode16(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - int DC, DC1; - int temp0, temp1, temp2, temp3; - - __asm__ volatile( - "beqz %[top], 2f \n\t" - LOAD_WITH_OFFSET_X4(temp0, temp1, temp2, temp3, top, - 0, 4, 8, 12, - 0, 0, 0, 0, - 0) - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "raddu.w.qb %[temp2], %[temp2] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addu %[DC], %[temp0], %[temp2] \n\t" - "move %[DC1], %[DC] \n\t" - "beqz %[left], 1f \n\t" - LOAD_WITH_OFFSET_X4(temp0, temp1, temp2, temp3, left, - 0, 4, 8, 12, - 0, 0, 0, 0, - 0) - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "raddu.w.qb %[temp2], %[temp2] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addu %[DC1], %[temp0], %[temp2] \n\t" - "1: \n\t" - "addu %[DC], %[DC], %[DC1] \n\t" - "j 3f \n\t" - "2: \n\t" - "beqz %[left], 4f \n\t" - LOAD_WITH_OFFSET_X4(temp0, temp1, temp2, temp3, left, - 0, 4, 8, 12, - 0, 0, 0, 0, - 0) - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "raddu.w.qb %[temp2], %[temp2] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addu %[DC], %[temp0], %[temp2] \n\t" - "addu %[DC], %[DC], %[DC] \n\t" - "3: \n\t" - "shra_r.w %[DC], %[DC], 5 \n\t" - "j 5f \n\t" - "4: \n\t" - "li %[DC], 0x80 \n\t" - "5: \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [DC]"=&r"(DC), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [DC1]"=&r"(DC1) - : [left]"r"(left), [top]"r"(top) - : "memory" - ); - - FILL_8_OR_16(dst, DC, 16); -} - -static WEBP_INLINE void DCMode8(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - int DC, DC1; - int temp0, temp1, temp2, temp3; - - __asm__ volatile( - "beqz %[top], 2f \n\t" - "ulw %[temp0], 0(%[top]) \n\t" - "ulw %[temp1], 4(%[top]) \n\t" - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "addu %[DC], %[temp0], %[temp1] \n\t" - "move %[DC1], %[DC] \n\t" - "beqz %[left], 1f \n\t" - "ulw %[temp2], 0(%[left]) \n\t" - "ulw %[temp3], 4(%[left]) \n\t" - "raddu.w.qb %[temp2], %[temp2] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "addu %[DC1], %[temp2], %[temp3] \n\t" - "1: \n\t" - "addu %[DC], %[DC], %[DC1] \n\t" - "j 3f \n\t" - "2: \n\t" - "beqz %[left], 4f \n\t" - "ulw %[temp2], 0(%[left]) \n\t" - "ulw %[temp3], 4(%[left]) \n\t" - "raddu.w.qb %[temp2], %[temp2] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "addu %[DC], %[temp2], %[temp3] \n\t" - "addu %[DC], %[DC], %[DC] \n\t" - "3: \n\t" - "shra_r.w %[DC], %[DC], 4 \n\t" - "j 5f \n\t" - "4: \n\t" - "li %[DC], 0x80 \n\t" - "5: \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [DC]"=&r"(DC), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [DC1]"=&r"(DC1) - : [left]"r"(left), [top]"r"(top) - : "memory" - ); - - FILL_8_OR_16(dst, DC, 8); -} - -static void DC4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1; - __asm__ volatile( - "ulw %[temp0], 0(%[top]) \n\t" - "ulw %[temp1], -5(%[top]) \n\t" - "raddu.w.qb %[temp0], %[temp0] \n\t" - "raddu.w.qb %[temp1], %[temp1] \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addiu %[temp0], %[temp0], 4 \n\t" - "srl %[temp0], %[temp0], 3 \n\t" - "replv.qb %[temp0], %[temp0] \n\t" - "usw %[temp0], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp0], 1*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp0], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp0], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void TM4(uint8_t* dst, const uint8_t* top) { - int a10, a32, temp0, temp1, temp2, temp3, temp4, temp5; - const int c35 = 0xff00ff; - __asm__ volatile ( - "lbu %[temp1], 0(%[top]) \n\t" - "lbu %[a10], 1(%[top]) \n\t" - "lbu %[temp2], 2(%[top]) \n\t" - "lbu %[a32], 3(%[top]) \n\t" - "ulw %[temp0], -5(%[top]) \n\t" - "lbu %[temp4], -1(%[top]) \n\t" - "append %[a10], %[temp1], 16 \n\t" - "append %[a32], %[temp2], 16 \n\t" - "replv.ph %[temp4], %[temp4] \n\t" - "shrl.ph %[temp1], %[temp0], 8 \n\t" - "and %[temp0], %[temp0], %[c35] \n\t" - "subu.ph %[temp1], %[temp1], %[temp4] \n\t" - "subu.ph %[temp0], %[temp0], %[temp4] \n\t" - "srl %[temp2], %[temp1], 16 \n\t" - "srl %[temp3], %[temp0], 16 \n\t" - "replv.ph %[temp2], %[temp2] \n\t" - "replv.ph %[temp3], %[temp3] \n\t" - "replv.ph %[temp4], %[temp1] \n\t" - "replv.ph %[temp5], %[temp0] \n\t" - "addu.ph %[temp0], %[temp3], %[a10] \n\t" - "addu.ph %[temp1], %[temp3], %[a32] \n\t" - "addu.ph %[temp3], %[temp2], %[a10] \n\t" - "addu.ph %[temp2], %[temp2], %[a32] \n\t" - "shll_s.ph %[temp0], %[temp0], 7 \n\t" - "shll_s.ph %[temp1], %[temp1], 7 \n\t" - "shll_s.ph %[temp3], %[temp3], 7 \n\t" - "shll_s.ph %[temp2], %[temp2], 7 \n\t" - "precrqu_s.qb.ph %[temp0], %[temp1], %[temp0] \n\t" - "precrqu_s.qb.ph %[temp1], %[temp2], %[temp3] \n\t" - "addu.ph %[temp2], %[temp5], %[a10] \n\t" - "addu.ph %[temp3], %[temp5], %[a32] \n\t" - "addu.ph %[temp5], %[temp4], %[a10] \n\t" - "addu.ph %[temp4], %[temp4], %[a32] \n\t" - "shll_s.ph %[temp2], %[temp2], 7 \n\t" - "shll_s.ph %[temp3], %[temp3], 7 \n\t" - "shll_s.ph %[temp4], %[temp4], 7 \n\t" - "shll_s.ph %[temp5], %[temp5], 7 \n\t" - "precrqu_s.qb.ph %[temp2], %[temp3], %[temp2] \n\t" - "precrqu_s.qb.ph %[temp3], %[temp4], %[temp5] \n\t" - "usw %[temp1], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp0], 1*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp3], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp2], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [a10]"=&r"(a10), [a32]"=&r"(a32) - : [c35]"r"(c35), [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void VE4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; - __asm__ volatile( - "ulw %[temp0], -1(%[top]) \n\t" - "ulh %[temp1], 3(%[top]) \n\t" - "preceu.ph.qbr %[temp2], %[temp0] \n\t" - "preceu.ph.qbl %[temp3], %[temp0] \n\t" - "preceu.ph.qbr %[temp4], %[temp1] \n\t" - "packrl.ph %[temp5], %[temp3], %[temp2] \n\t" - "packrl.ph %[temp6], %[temp4], %[temp3] \n\t" - "shll.ph %[temp5], %[temp5], 1 \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp2], %[temp5], %[temp2] \n\t" - "addq.ph %[temp6], %[temp6], %[temp4] \n\t" - "addq.ph %[temp2], %[temp2], %[temp3] \n\t" - "addq.ph %[temp6], %[temp6], %[temp3] \n\t" - "shra_r.ph %[temp2], %[temp2], 2 \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "precr.qb.ph %[temp4], %[temp6], %[temp2] \n\t" - "usw %[temp4], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp4], 1*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp4], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp4], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void HE4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; - __asm__ volatile( - "ulw %[temp0], -4(%[top]) \n\t" - "lbu %[temp1], -5(%[top]) \n\t" - "preceu.ph.qbr %[temp2], %[temp0] \n\t" - "preceu.ph.qbl %[temp3], %[temp0] \n\t" - "replv.ph %[temp4], %[temp1] \n\t" - "packrl.ph %[temp5], %[temp3], %[temp2] \n\t" - "packrl.ph %[temp6], %[temp2], %[temp4] \n\t" - "shll.ph %[temp5], %[temp5], 1 \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp3], %[temp3], %[temp5] \n\t" - "addq.ph %[temp3], %[temp3], %[temp2] \n\t" - "addq.ph %[temp2], %[temp2], %[temp6] \n\t" - "addq.ph %[temp2], %[temp2], %[temp4] \n\t" - "shra_r.ph %[temp3], %[temp3], 2 \n\t" - "shra_r.ph %[temp2], %[temp2], 2 \n\t" - "replv.qb %[temp0], %[temp3] \n\t" - "replv.qb %[temp1], %[temp2] \n\t" - "srl %[temp3], %[temp3], 16 \n\t" - "srl %[temp2], %[temp2], 16 \n\t" - "replv.qb %[temp3], %[temp3] \n\t" - "replv.qb %[temp2], %[temp2] \n\t" - "usw %[temp3], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp0], 1*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp2], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp1], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void RD4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4, temp5; - int temp6, temp7, temp8, temp9, temp10, temp11; - __asm__ volatile( - "ulw %[temp0], -5(%[top]) \n\t" - "ulw %[temp1], -1(%[top]) \n\t" - "preceu.ph.qbl %[temp2], %[temp0] \n\t" - "preceu.ph.qbr %[temp3], %[temp0] \n\t" - "preceu.ph.qbr %[temp4], %[temp1] \n\t" - "preceu.ph.qbl %[temp5], %[temp1] \n\t" - "packrl.ph %[temp6], %[temp2], %[temp3] \n\t" - "packrl.ph %[temp7], %[temp4], %[temp2] \n\t" - "packrl.ph %[temp8], %[temp5], %[temp4] \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp9], %[temp2], %[temp6] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "addq.ph %[temp9], %[temp9], %[temp3] \n\t" - "shll.ph %[temp8], %[temp8], 1 \n\t" - "shra_r.ph %[temp9], %[temp9], 2 \n\t" - "addq.ph %[temp10], %[temp4], %[temp7] \n\t" - "addq.ph %[temp11], %[temp5], %[temp8] \n\t" - "addq.ph %[temp10], %[temp10], %[temp2] \n\t" - "addq.ph %[temp11], %[temp11], %[temp4] \n\t" - "shra_r.ph %[temp10], %[temp10], 2 \n\t" - "shra_r.ph %[temp11], %[temp11], 2 \n\t" - "lbu %[temp0], 3(%[top]) \n\t" - "lbu %[temp1], 2(%[top]) \n\t" - "lbu %[temp2], 1(%[top]) \n\t" - "sll %[temp1], %[temp1], 1 \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp0], %[temp0], %[temp2] \n\t" - "precr.qb.ph %[temp9], %[temp10], %[temp9] \n\t" - "shra_r.w %[temp0], %[temp0], 2 \n\t" - "precr.qb.ph %[temp10], %[temp11], %[temp10] \n\t" - "usw %[temp9], 3*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp10], 1*" XSTR(BPS) "(%[dst]) \n\t" - "prepend %[temp9], %[temp11], 8 \n\t" - "prepend %[temp10], %[temp0], 8 \n\t" - "usw %[temp9], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp10], 0*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void VR4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - __asm__ volatile ( - "ulw %[temp0], -4(%[top]) \n\t" - "ulw %[temp1], 0(%[top]) \n\t" - "preceu.ph.qbl %[temp2], %[temp0] \n\t" - "preceu.ph.qbr %[temp0], %[temp0] \n\t" - "preceu.ph.qbla %[temp3], %[temp1] \n\t" - "preceu.ph.qbra %[temp1], %[temp1] \n\t" - "packrl.ph %[temp7], %[temp3], %[temp2] \n\t" - "addqh_r.ph %[temp4], %[temp1], %[temp3] \n\t" - "move %[temp6], %[temp1] \n\t" - "append %[temp1], %[temp2], 16 \n\t" - "shll.ph %[temp9], %[temp6], 1 \n\t" - "addqh_r.ph %[temp5], %[temp7], %[temp6] \n\t" - "shll.ph %[temp8], %[temp7], 1 \n\t" - "addu.ph %[temp3], %[temp7], %[temp3] \n\t" - "addu.ph %[temp1], %[temp1], %[temp6] \n\t" - "packrl.ph %[temp7], %[temp2], %[temp0] \n\t" - "addu.ph %[temp6], %[temp0], %[temp2] \n\t" - "addu.ph %[temp3], %[temp3], %[temp9] \n\t" - "addu.ph %[temp1], %[temp1], %[temp8] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "shra_r.ph %[temp3], %[temp3], 2 \n\t" - "shra_r.ph %[temp1], %[temp1], 2 \n\t" - "addu.ph %[temp6], %[temp6], %[temp7] \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "precrq.ph.w %[temp8], %[temp4], %[temp5] \n\t" - "append %[temp4], %[temp5], 16 \n\t" - "precrq.ph.w %[temp2], %[temp3], %[temp1] \n\t" - "append %[temp3], %[temp1], 16 \n\t" - "precr.qb.ph %[temp8], %[temp8], %[temp4] \n\t" - "precr.qb.ph %[temp3], %[temp2], %[temp3] \n\t" - "usw %[temp8], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp3], 1*" XSTR(BPS) "(%[dst]) \n\t" - "append %[temp3], %[temp6], 8 \n\t" - "srl %[temp6], %[temp6], 16 \n\t" - "append %[temp8], %[temp6], 8 \n\t" - "usw %[temp3], 3*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp8], 2*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void LD4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4, temp5; - int temp6, temp7, temp8, temp9, temp10, temp11; - __asm__ volatile( - "ulw %[temp0], 0(%[top]) \n\t" - "ulw %[temp1], 4(%[top]) \n\t" - "preceu.ph.qbl %[temp2], %[temp0] \n\t" - "preceu.ph.qbr %[temp3], %[temp0] \n\t" - "preceu.ph.qbr %[temp4], %[temp1] \n\t" - "preceu.ph.qbl %[temp5], %[temp1] \n\t" - "packrl.ph %[temp6], %[temp2], %[temp3] \n\t" - "packrl.ph %[temp7], %[temp4], %[temp2] \n\t" - "packrl.ph %[temp8], %[temp5], %[temp4] \n\t" - "shll.ph %[temp6], %[temp6], 1 \n\t" - "addq.ph %[temp9], %[temp2], %[temp6] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "addq.ph %[temp9], %[temp9], %[temp3] \n\t" - "shll.ph %[temp8], %[temp8], 1 \n\t" - "shra_r.ph %[temp9], %[temp9], 2 \n\t" - "addq.ph %[temp10], %[temp4], %[temp7] \n\t" - "addq.ph %[temp11], %[temp5], %[temp8] \n\t" - "addq.ph %[temp10], %[temp10], %[temp2] \n\t" - "addq.ph %[temp11], %[temp11], %[temp4] \n\t" - "shra_r.ph %[temp10], %[temp10], 2 \n\t" - "shra_r.ph %[temp11], %[temp11], 2 \n\t" - "srl %[temp1], %[temp1], 24 \n\t" - "sll %[temp1], %[temp1], 1 \n\t" - "raddu.w.qb %[temp5], %[temp5] \n\t" - "precr.qb.ph %[temp9], %[temp10], %[temp9] \n\t" - "precr.qb.ph %[temp10], %[temp11], %[temp10] \n\t" - "addu %[temp1], %[temp1], %[temp5] \n\t" - "shra_r.w %[temp1], %[temp1], 2 \n\t" - "usw %[temp9], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp10], 2*" XSTR(BPS) "(%[dst]) \n\t" - "prepend %[temp9], %[temp11], 8 \n\t" - "prepend %[temp10], %[temp1], 8 \n\t" - "usw %[temp9], 1*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp10], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), [temp11]"=&r"(temp11) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void VL4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - __asm__ volatile ( - "ulw %[temp0], 0(%[top]) \n\t" - "ulw %[temp1], 4(%[top]) \n\t" - "preceu.ph.qbla %[temp2], %[temp0] \n\t" - "preceu.ph.qbra %[temp0], %[temp0] \n\t" - "preceu.ph.qbl %[temp3], %[temp1] \n\t" - "preceu.ph.qbr %[temp1], %[temp1] \n\t" - "addqh_r.ph %[temp4], %[temp0], %[temp2] \n\t" - "packrl.ph %[temp7], %[temp1], %[temp0] \n\t" - "precrq.ph.w %[temp6], %[temp1], %[temp2] \n\t" - "shll.ph %[temp9], %[temp2], 1 \n\t" - "addqh_r.ph %[temp5], %[temp7], %[temp2] \n\t" - "shll.ph %[temp8], %[temp7], 1 \n\t" - "addu.ph %[temp2], %[temp2], %[temp6] \n\t" - "addu.ph %[temp0], %[temp0], %[temp7] \n\t" - "packrl.ph %[temp7], %[temp3], %[temp1] \n\t" - "addu.ph %[temp6], %[temp1], %[temp3] \n\t" - "addu.ph %[temp2], %[temp2], %[temp8] \n\t" - "addu.ph %[temp0], %[temp0], %[temp9] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "shra_r.ph %[temp2], %[temp2], 2 \n\t" - "shra_r.ph %[temp0], %[temp0], 2 \n\t" - "addu.ph %[temp6], %[temp6], %[temp7] \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "precrq.ph.w %[temp8], %[temp5], %[temp4] \n\t" - "append %[temp5], %[temp4], 16 \n\t" - "precrq.ph.w %[temp3], %[temp2], %[temp0] \n\t" - "append %[temp2], %[temp0], 16 \n\t" - "precr.qb.ph %[temp8], %[temp8], %[temp5] \n\t" - "precr.qb.ph %[temp3], %[temp3], %[temp2] \n\t" - "usw %[temp8], 0*" XSTR(BPS) "(%[dst]) \n\t" - "prepend %[temp8], %[temp6], 8 \n\t" - "usw %[temp3], 1*" XSTR(BPS) "(%[dst]) \n\t" - "srl %[temp6], %[temp6], 16 \n\t" - "prepend %[temp3], %[temp6], 8 \n\t" - "usw %[temp8], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp3], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void HD4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - __asm__ volatile ( - "ulw %[temp0], -5(%[top]) \n\t" - "ulw %[temp1], -1(%[top]) \n\t" - "preceu.ph.qbla %[temp2], %[temp0] \n\t" - "preceu.ph.qbra %[temp0], %[temp0] \n\t" - "preceu.ph.qbl %[temp3], %[temp1] \n\t" - "preceu.ph.qbr %[temp1], %[temp1] \n\t" - "addqh_r.ph %[temp4], %[temp0], %[temp2] \n\t" - "packrl.ph %[temp7], %[temp1], %[temp0] \n\t" - "precrq.ph.w %[temp6], %[temp1], %[temp2] \n\t" - "shll.ph %[temp9], %[temp2], 1 \n\t" - "addqh_r.ph %[temp5], %[temp7], %[temp2] \n\t" - "shll.ph %[temp8], %[temp7], 1 \n\t" - "addu.ph %[temp2], %[temp2], %[temp6] \n\t" - "addu.ph %[temp0], %[temp0], %[temp7] \n\t" - "packrl.ph %[temp7], %[temp3], %[temp1] \n\t" - "addu.ph %[temp6], %[temp1], %[temp3] \n\t" - "addu.ph %[temp2], %[temp2], %[temp8] \n\t" - "addu.ph %[temp0], %[temp0], %[temp9] \n\t" - "shll.ph %[temp7], %[temp7], 1 \n\t" - "shra_r.ph %[temp2], %[temp2], 2 \n\t" - "shra_r.ph %[temp0], %[temp0], 2 \n\t" - "addu.ph %[temp6], %[temp6], %[temp7] \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "precrq.ph.w %[temp1], %[temp2], %[temp5] \n\t" - "precrq.ph.w %[temp3], %[temp0], %[temp4] \n\t" - "precr.qb.ph %[temp7], %[temp6], %[temp1] \n\t" - "precr.qb.ph %[temp6], %[temp1], %[temp3] \n\t" - "usw %[temp7], 0*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp6], 1*" XSTR(BPS) "(%[dst]) \n\t" - "append %[temp2], %[temp5], 16 \n\t" - "append %[temp0], %[temp4], 16 \n\t" - "precr.qb.ph %[temp5], %[temp3], %[temp2] \n\t" - "precr.qb.ph %[temp4], %[temp2], %[temp0] \n\t" - "usw %[temp5], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp4], 3*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -static void HU4(uint8_t* dst, const uint8_t* top) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - __asm__ volatile ( - "ulw %[temp0], -5(%[top]) \n\t" - "preceu.ph.qbl %[temp1], %[temp0] \n\t" - "preceu.ph.qbr %[temp2], %[temp0] \n\t" - "packrl.ph %[temp3], %[temp1], %[temp2] \n\t" - "replv.qb %[temp7], %[temp2] \n\t" - "addqh_r.ph %[temp4], %[temp1], %[temp3] \n\t" - "addqh_r.ph %[temp5], %[temp3], %[temp2] \n\t" - "shll.ph %[temp6], %[temp3], 1 \n\t" - "addu.ph %[temp3], %[temp2], %[temp3] \n\t" - "addu.ph %[temp6], %[temp1], %[temp6] \n\t" - "shll.ph %[temp0], %[temp2], 1 \n\t" - "addu.ph %[temp6], %[temp6], %[temp2] \n\t" - "addu.ph %[temp0], %[temp3], %[temp0] \n\t" - "shra_r.ph %[temp6], %[temp6], 2 \n\t" - "shra_r.ph %[temp0], %[temp0], 2 \n\t" - "packrl.ph %[temp3], %[temp6], %[temp5] \n\t" - "precrq.ph.w %[temp2], %[temp6], %[temp4] \n\t" - "append %[temp0], %[temp5], 16 \n\t" - "precr.qb.ph %[temp3], %[temp3], %[temp2] \n\t" - "usw %[temp3], 0*" XSTR(BPS) "(%[dst]) \n\t" - "precr.qb.ph %[temp1], %[temp7], %[temp0] \n\t" - "usw %[temp7], 3*" XSTR(BPS) "(%[dst]) \n\t" - "packrl.ph %[temp2], %[temp1], %[temp3] \n\t" - "usw %[temp1], 2*" XSTR(BPS) "(%[dst]) \n\t" - "usw %[temp2], 1*" XSTR(BPS) "(%[dst]) \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7) - : [top]"r"(top), [dst]"r"(dst) - : "memory" - ); -} - -//------------------------------------------------------------------------------ -// Chroma 8x8 prediction (paragraph 12.2) - -static void IntraChromaPreds(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - // U block - DCMode8(C8DC8 + dst, left, top); - VerticalPred8(C8VE8 + dst, top); - HorizontalPred8(C8HE8 + dst, left); - TrueMotion8(C8TM8 + dst, left, top); - // V block - dst += 8; - if (top) top += 8; - if (left) left += 16; - DCMode8(C8DC8 + dst, left, top); - VerticalPred8(C8VE8 + dst, top); - HorizontalPred8(C8HE8 + dst, left); - TrueMotion8(C8TM8 + dst, left, top); -} - -//------------------------------------------------------------------------------ -// luma 16x16 prediction (paragraph 12.3) - -static void Intra16Preds(uint8_t* dst, - const uint8_t* left, const uint8_t* top) { - DCMode16(I16DC16 + dst, left, top); - VerticalPred16(I16VE16 + dst, top); - HorizontalPred16(I16HE16 + dst, left); - TrueMotion16(I16TM16 + dst, left, top); -} - -// Left samples are top[-5 .. -2], top_left is top[-1], top are -// located at top[0..3], and top right is top[4..7] -static void Intra4Preds(uint8_t* dst, const uint8_t* top) { - DC4(I4DC4 + dst, top); - TM4(I4TM4 + dst, top); - VE4(I4VE4 + dst, top); - HE4(I4HE4 + dst, top); - RD4(I4RD4 + dst, top); - VR4(I4VR4 + dst, top); - LD4(I4LD4 + dst, top); - VL4(I4VL4 + dst, top); - HD4(I4HD4 + dst, top); - HU4(I4HU4 + dst, top); -} - -//------------------------------------------------------------------------------ -// Metric - -#if !defined(WORK_AROUND_GCC) - -#define GET_SSE_INNER(A) \ - "lw %[temp0], " #A "(%[a]) \n\t" \ - "lw %[temp1], " #A "(%[b]) \n\t" \ - "preceu.ph.qbr %[temp2], %[temp0] \n\t" \ - "preceu.ph.qbl %[temp0], %[temp0] \n\t" \ - "preceu.ph.qbr %[temp3], %[temp1] \n\t" \ - "preceu.ph.qbl %[temp1], %[temp1] \n\t" \ - "subq.ph %[temp2], %[temp2], %[temp3] \n\t" \ - "subq.ph %[temp0], %[temp0], %[temp1] \n\t" \ - "dpa.w.ph $ac0, %[temp2], %[temp2] \n\t" \ - "dpa.w.ph $ac0, %[temp0], %[temp0] \n\t" - -#define GET_SSE(A, B, C, D) \ - GET_SSE_INNER(A) \ - GET_SSE_INNER(B) \ - GET_SSE_INNER(C) \ - GET_SSE_INNER(D) - -static int SSE16x16(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3; - __asm__ volatile ( - "mult $zero, $zero \n\t" - GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS) - GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS) - GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS) - GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS) - GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS) - GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS) - GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS) - GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS) - GET_SSE( 8 * BPS, 4 + 8 * BPS, 8 + 8 * BPS, 12 + 8 * BPS) - GET_SSE( 9 * BPS, 4 + 9 * BPS, 8 + 9 * BPS, 12 + 9 * BPS) - GET_SSE(10 * BPS, 4 + 10 * BPS, 8 + 10 * BPS, 12 + 10 * BPS) - GET_SSE(11 * BPS, 4 + 11 * BPS, 8 + 11 * BPS, 12 + 11 * BPS) - GET_SSE(12 * BPS, 4 + 12 * BPS, 8 + 12 * BPS, 12 + 12 * BPS) - GET_SSE(13 * BPS, 4 + 13 * BPS, 8 + 13 * BPS, 12 + 13 * BPS) - GET_SSE(14 * BPS, 4 + 14 * BPS, 8 + 14 * BPS, 12 + 14 * BPS) - GET_SSE(15 * BPS, 4 + 15 * BPS, 8 + 15 * BPS, 12 + 15 * BPS) - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE16x8(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3; - __asm__ volatile ( - "mult $zero, $zero \n\t" - GET_SSE( 0 * BPS, 4 + 0 * BPS, 8 + 0 * BPS, 12 + 0 * BPS) - GET_SSE( 1 * BPS, 4 + 1 * BPS, 8 + 1 * BPS, 12 + 1 * BPS) - GET_SSE( 2 * BPS, 4 + 2 * BPS, 8 + 2 * BPS, 12 + 2 * BPS) - GET_SSE( 3 * BPS, 4 + 3 * BPS, 8 + 3 * BPS, 12 + 3 * BPS) - GET_SSE( 4 * BPS, 4 + 4 * BPS, 8 + 4 * BPS, 12 + 4 * BPS) - GET_SSE( 5 * BPS, 4 + 5 * BPS, 8 + 5 * BPS, 12 + 5 * BPS) - GET_SSE( 6 * BPS, 4 + 6 * BPS, 8 + 6 * BPS, 12 + 6 * BPS) - GET_SSE( 7 * BPS, 4 + 7 * BPS, 8 + 7 * BPS, 12 + 7 * BPS) - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE8x8(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3; - __asm__ volatile ( - "mult $zero, $zero \n\t" - GET_SSE(0 * BPS, 4 + 0 * BPS, 1 * BPS, 4 + 1 * BPS) - GET_SSE(2 * BPS, 4 + 2 * BPS, 3 * BPS, 4 + 3 * BPS) - GET_SSE(4 * BPS, 4 + 4 * BPS, 5 * BPS, 4 + 5 * BPS) - GET_SSE(6 * BPS, 4 + 6 * BPS, 7 * BPS, 4 + 7 * BPS) - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -static int SSE4x4(const uint8_t* a, const uint8_t* b) { - int count; - int temp0, temp1, temp2, temp3; - __asm__ volatile ( - "mult $zero, $zero \n\t" - GET_SSE(0 * BPS, 1 * BPS, 2 * BPS, 3 * BPS) - "mflo %[count] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [count]"=&r"(count) - : [a]"r"(a), [b]"r"(b) - : "memory", "hi", "lo" - ); - return count; -} - -#undef GET_SSE -#undef GET_SSE_INNER - -#endif // !WORK_AROUND_GCC - -#undef FILL_8_OR_16 -#undef FILL_PART -#undef OUTPUT_EARLY_CLOBBER_REGS_17 -#undef MUL_HALF -#undef ABS_X8 -#undef ADD_SUB_HALVES_X4 - -//------------------------------------------------------------------------------ -// Quantization -// - -// macro for one pass through for loop in QuantizeBlock reading 2 values at time -// QUANTDIV macro inlined -// J - offset in bytes (kZigzag[n] * 2) -// K - offset in bytes (kZigzag[n] * 4) -// N - offset in bytes (n * 2) -// N1 - offset in bytes ((n + 1) * 2) -#define QUANTIZE_ONE(J, K, N, N1) \ - "ulw %[temp1], " #J "(%[ppin]) \n\t" \ - "ulw %[temp2], " #J "(%[ppsharpen]) \n\t" \ - "lhu %[temp3], " #K "(%[ppzthresh]) \n\t" \ - "lhu %[temp6], " #K "+4(%[ppzthresh]) \n\t" \ - "absq_s.ph %[temp4], %[temp1] \n\t" \ - "ins %[temp3], %[temp6], 16, 16 \n\t" \ - "addu.ph %[coeff], %[temp4], %[temp2] \n\t" \ - "shra.ph %[sign], %[temp1], 15 \n\t" \ - "li %[level], 0x10001 \n\t" \ - "cmp.lt.ph %[temp3], %[coeff] \n\t" \ - "lhu %[temp1], " #J "(%[ppiq]) \n\t" \ - "pick.ph %[temp5], %[level], $0 \n\t" \ - "lw %[temp2], " #K "(%[ppbias]) \n\t" \ - "beqz %[temp5], 0f \n\t" \ - "lhu %[temp3], " #J "(%[ppq]) \n\t" \ - "beq %[temp5], %[level], 1f \n\t" \ - "andi %[temp5], %[temp5], 0x1 \n\t" \ - "andi %[temp4], %[coeff], 0xffff \n\t" \ - "beqz %[temp5], 2f \n\t" \ - "mul %[level], %[temp4], %[temp1] \n\t" \ - "sh $0, " #J "+2(%[ppin]) \n\t" \ - "sh $0, " #N1 "(%[pout]) \n\t" \ - "addu %[level], %[level], %[temp2] \n\t" \ - "sra %[level], %[level], 17 \n\t" \ - "slt %[temp4], %[max_level], %[level] \n\t" \ - "movn %[level], %[max_level], %[temp4] \n\t" \ - "andi %[temp6], %[sign], 0xffff \n\t" \ - "xor %[level], %[level], %[temp6] \n\t" \ - "subu %[level], %[level], %[temp6] \n\t" \ - "mul %[temp5], %[level], %[temp3] \n\t" \ - "or %[ret], %[ret], %[level] \n\t" \ - "sh %[level], " #N "(%[pout]) \n\t" \ - "sh %[temp5], " #J "(%[ppin]) \n\t" \ - "j 3f \n\t" \ -"2: \n\t" \ - "lhu %[temp1], " #J "+2(%[ppiq]) \n\t" \ - "srl %[temp5], %[coeff], 16 \n\t" \ - "mul %[level], %[temp5], %[temp1] \n\t" \ - "lw %[temp2], " #K "+4(%[ppbias]) \n\t" \ - "lhu %[temp3], " #J "+2(%[ppq]) \n\t" \ - "addu %[level], %[level], %[temp2] \n\t" \ - "sra %[level], %[level], 17 \n\t" \ - "srl %[temp6], %[sign], 16 \n\t" \ - "slt %[temp4], %[max_level], %[level] \n\t" \ - "movn %[level], %[max_level], %[temp4] \n\t" \ - "xor %[level], %[level], %[temp6] \n\t" \ - "subu %[level], %[level], %[temp6] \n\t" \ - "mul %[temp5], %[level], %[temp3] \n\t" \ - "sh $0, " #J "(%[ppin]) \n\t" \ - "sh $0, " #N "(%[pout]) \n\t" \ - "or %[ret], %[ret], %[level] \n\t" \ - "sh %[temp5], " #J "+2(%[ppin]) \n\t" \ - "sh %[level], " #N1 "(%[pout]) \n\t" \ - "j 3f \n\t" \ -"1: \n\t" \ - "lhu %[temp1], " #J "(%[ppiq]) \n\t" \ - "lw %[temp2], " #K "(%[ppbias]) \n\t" \ - "ulw %[temp3], " #J "(%[ppq]) \n\t" \ - "andi %[temp5], %[coeff], 0xffff \n\t" \ - "srl %[temp0], %[coeff], 16 \n\t" \ - "lhu %[temp6], " #J "+2(%[ppiq]) \n\t" \ - "lw %[coeff], " #K "+4(%[ppbias]) \n\t" \ - "mul %[level], %[temp5], %[temp1] \n\t" \ - "mul %[temp4], %[temp0], %[temp6] \n\t" \ - "addu %[level], %[level], %[temp2] \n\t" \ - "addu %[temp4], %[temp4], %[coeff] \n\t" \ - "precrq.ph.w %[level], %[temp4], %[level] \n\t" \ - "shra.ph %[level], %[level], 1 \n\t" \ - "cmp.lt.ph %[max_level1],%[level] \n\t" \ - "pick.ph %[level], %[max_level], %[level] \n\t" \ - "xor %[level], %[level], %[sign] \n\t" \ - "subu.ph %[level], %[level], %[sign] \n\t" \ - "mul.ph %[temp3], %[level], %[temp3] \n\t" \ - "or %[ret], %[ret], %[level] \n\t" \ - "sh %[level], " #N "(%[pout]) \n\t" \ - "srl %[level], %[level], 16 \n\t" \ - "sh %[level], " #N1 "(%[pout]) \n\t" \ - "usw %[temp3], " #J "(%[ppin]) \n\t" \ - "j 3f \n\t" \ -"0: \n\t" \ - "sh $0, " #N "(%[pout]) \n\t" \ - "sh $0, " #N1 "(%[pout]) \n\t" \ - "usw $0, " #J "(%[ppin]) \n\t" \ -"3: \n\t" - -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - int temp0, temp1, temp2, temp3, temp4, temp5,temp6; - int sign, coeff, level; - int max_level = MAX_LEVEL; - int max_level1 = max_level << 16 | max_level; - int ret = 0; - - int16_t* ppin = &in[0]; - int16_t* pout = &out[0]; - const uint16_t* ppsharpen = &mtx->sharpen_[0]; - const uint32_t* ppzthresh = &mtx->zthresh_[0]; - const uint16_t* ppq = &mtx->q_[0]; - const uint16_t* ppiq = &mtx->iq_[0]; - const uint32_t* ppbias = &mtx->bias_[0]; - - __asm__ volatile ( - QUANTIZE_ONE( 0, 0, 0, 2) - QUANTIZE_ONE( 4, 8, 10, 12) - QUANTIZE_ONE( 8, 16, 4, 8) - QUANTIZE_ONE(12, 24, 14, 24) - QUANTIZE_ONE(16, 32, 6, 16) - QUANTIZE_ONE(20, 40, 22, 26) - QUANTIZE_ONE(24, 48, 18, 20) - QUANTIZE_ONE(28, 56, 28, 30) - - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [sign]"=&r"(sign), [coeff]"=&r"(coeff), - [level]"=&r"(level), [temp6]"=&r"(temp6), [ret]"+&r"(ret) - : [ppin]"r"(ppin), [pout]"r"(pout), [max_level1]"r"(max_level1), - [ppiq]"r"(ppiq), [max_level]"r"(max_level), - [ppbias]"r"(ppbias), [ppzthresh]"r"(ppzthresh), - [ppsharpen]"r"(ppsharpen), [ppq]"r"(ppq) - : "memory", "hi", "lo" - ); - - return (ret != 0); -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - nz = QuantizeBlock(in + 0 * 16, out + 0 * 16, mtx) << 0; - nz |= QuantizeBlock(in + 1 * 16, out + 1 * 16, mtx) << 1; - return nz; -} - -#undef QUANTIZE_ONE - -// macro for one horizontal pass in FTransformWHT -// temp0..temp7 holds tmp[0]..tmp[15] -// A, B, C, D - offset in bytes to load from in buffer -// TEMP0, TEMP1 - registers for corresponding tmp elements -#define HORIZONTAL_PASS_WHT(A, B, C, D, TEMP0, TEMP1) \ - "lh %[" #TEMP0 "], " #A "(%[in]) \n\t" \ - "lh %[" #TEMP1 "], " #B "(%[in]) \n\t" \ - "lh %[temp8], " #C "(%[in]) \n\t" \ - "lh %[temp9], " #D "(%[in]) \n\t" \ - "ins %[" #TEMP1 "], %[" #TEMP0 "], 16, 16 \n\t" \ - "ins %[temp9], %[temp8], 16, 16 \n\t" \ - "subq.ph %[temp8], %[" #TEMP1 "], %[temp9] \n\t" \ - "addq.ph %[temp9], %[" #TEMP1 "], %[temp9] \n\t" \ - "precrq.ph.w %[" #TEMP0 "], %[temp8], %[temp9] \n\t" \ - "append %[temp8], %[temp9], 16 \n\t" \ - "subq.ph %[" #TEMP1 "], %[" #TEMP0 "], %[temp8] \n\t" \ - "addq.ph %[" #TEMP0 "], %[" #TEMP0 "], %[temp8] \n\t" \ - "rotr %[" #TEMP1 "], %[" #TEMP1 "], 16 \n\t" - -// macro for one vertical pass in FTransformWHT -// temp0..temp7 holds tmp[0]..tmp[15] -// A, B, C, D - offsets in bytes to store to out buffer -// TEMP0, TEMP2, TEMP4 and TEMP6 - registers for corresponding tmp elements -#define VERTICAL_PASS_WHT(A, B, C, D, TEMP0, TEMP2, TEMP4, TEMP6) \ - "addq.ph %[temp8], %[" #TEMP0 "], %[" #TEMP4 "] \n\t" \ - "addq.ph %[temp9], %[" #TEMP2 "], %[" #TEMP6 "] \n\t" \ - "subq.ph %[" #TEMP2 "], %[" #TEMP2 "], %[" #TEMP6 "] \n\t" \ - "subq.ph %[" #TEMP6 "], %[" #TEMP0 "], %[" #TEMP4 "] \n\t" \ - "addqh.ph %[" #TEMP0 "], %[temp8], %[temp9] \n\t" \ - "subqh.ph %[" #TEMP4 "], %[" #TEMP6 "], %[" #TEMP2 "] \n\t" \ - "addqh.ph %[" #TEMP2 "], %[" #TEMP2 "], %[" #TEMP6 "] \n\t" \ - "subqh.ph %[" #TEMP6 "], %[temp8], %[temp9] \n\t" \ - "usw %[" #TEMP0 "], " #A "(%[out]) \n\t" \ - "usw %[" #TEMP2 "], " #B "(%[out]) \n\t" \ - "usw %[" #TEMP4 "], " #C "(%[out]) \n\t" \ - "usw %[" #TEMP6 "], " #D "(%[out]) \n\t" - -static void FTransformWHT(const int16_t* in, int16_t* out) { - int temp0, temp1, temp2, temp3, temp4; - int temp5, temp6, temp7, temp8, temp9; - - __asm__ volatile ( - HORIZONTAL_PASS_WHT( 0, 32, 64, 96, temp0, temp1) - HORIZONTAL_PASS_WHT(128, 160, 192, 224, temp2, temp3) - HORIZONTAL_PASS_WHT(256, 288, 320, 352, temp4, temp5) - HORIZONTAL_PASS_WHT(384, 416, 448, 480, temp6, temp7) - VERTICAL_PASS_WHT(0, 8, 16, 24, temp0, temp2, temp4, temp6) - VERTICAL_PASS_WHT(4, 12, 20, 28, temp1, temp3, temp5, temp7) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), - [temp9]"=&r"(temp9) - : [in]"r"(in), [out]"r"(out) - : "memory" - ); -} - -#undef VERTICAL_PASS_WHT -#undef HORIZONTAL_PASS_WHT - -// macro for converting coefficients to bin -// convert 8 coeffs at time -// A, B, C, D - offsets in bytes to load from out buffer -#define CONVERT_COEFFS_TO_BIN(A, B, C, D) \ - "ulw %[temp0], " #A "(%[out]) \n\t" \ - "ulw %[temp1], " #B "(%[out]) \n\t" \ - "ulw %[temp2], " #C "(%[out]) \n\t" \ - "ulw %[temp3], " #D "(%[out]) \n\t" \ - "absq_s.ph %[temp0], %[temp0] \n\t" \ - "absq_s.ph %[temp1], %[temp1] \n\t" \ - "absq_s.ph %[temp2], %[temp2] \n\t" \ - "absq_s.ph %[temp3], %[temp3] \n\t" \ - "shra.ph %[temp0], %[temp0], 3 \n\t" \ - "shra.ph %[temp1], %[temp1], 3 \n\t" \ - "shra.ph %[temp2], %[temp2], 3 \n\t" \ - "shra.ph %[temp3], %[temp3], 3 \n\t" \ - "shll_s.ph %[temp0], %[temp0], 10 \n\t" \ - "shll_s.ph %[temp1], %[temp1], 10 \n\t" \ - "shll_s.ph %[temp2], %[temp2], 10 \n\t" \ - "shll_s.ph %[temp3], %[temp3], 10 \n\t" \ - "shrl.ph %[temp0], %[temp0], 10 \n\t" \ - "shrl.ph %[temp1], %[temp1], 10 \n\t" \ - "shrl.ph %[temp2], %[temp2], 10 \n\t" \ - "shrl.ph %[temp3], %[temp3], 10 \n\t" \ - "shll.ph %[temp0], %[temp0], 2 \n\t" \ - "shll.ph %[temp1], %[temp1], 2 \n\t" \ - "shll.ph %[temp2], %[temp2], 2 \n\t" \ - "shll.ph %[temp3], %[temp3], 2 \n\t" \ - "ext %[temp4], %[temp0], 0, 16 \n\t" \ - "ext %[temp0], %[temp0], 16, 16 \n\t" \ - "addu %[temp4], %[temp4], %[dist] \n\t" \ - "addu %[temp0], %[temp0], %[dist] \n\t" \ - "ext %[temp5], %[temp1], 0, 16 \n\t" \ - "lw %[temp8], 0(%[temp4]) \n\t" \ - "ext %[temp1], %[temp1], 16, 16 \n\t" \ - "addu %[temp5], %[temp5], %[dist] \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp4]) \n\t" \ - "lw %[temp8], 0(%[temp0]) \n\t" \ - "addu %[temp1], %[temp1], %[dist] \n\t" \ - "ext %[temp6], %[temp2], 0, 16 \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp0]) \n\t" \ - "lw %[temp8], 0(%[temp5]) \n\t" \ - "ext %[temp2], %[temp2], 16, 16 \n\t" \ - "addu %[temp6], %[temp6], %[dist] \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp5]) \n\t" \ - "lw %[temp8], 0(%[temp1]) \n\t" \ - "addu %[temp2], %[temp2], %[dist] \n\t" \ - "ext %[temp7], %[temp3], 0, 16 \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp1]) \n\t" \ - "lw %[temp8], 0(%[temp6]) \n\t" \ - "ext %[temp3], %[temp3], 16, 16 \n\t" \ - "addu %[temp7], %[temp7], %[dist] \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp6]) \n\t" \ - "lw %[temp8], 0(%[temp2]) \n\t" \ - "addu %[temp3], %[temp3], %[dist] \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp2]) \n\t" \ - "lw %[temp8], 0(%[temp7]) \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp7]) \n\t" \ - "lw %[temp8], 0(%[temp3]) \n\t" \ - "addiu %[temp8], %[temp8], 1 \n\t" \ - "sw %[temp8], 0(%[temp3]) \n\t" - -static void CollectHistogram(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo) { - int j; - int distribution[MAX_COEFF_THRESH + 1] = { 0 }; - const int max_coeff = (MAX_COEFF_THRESH << 16) + MAX_COEFF_THRESH; - for (j = start_block; j < end_block; ++j) { - int16_t out[16]; - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8; - - VP8FTransform(ref + VP8DspScan[j], pred + VP8DspScan[j], out); - - // Convert coefficients to bin. - __asm__ volatile ( - CONVERT_COEFFS_TO_BIN( 0, 4, 8, 12) - CONVERT_COEFFS_TO_BIN(16, 20, 24, 28) - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [temp8]"=&r"(temp8) - : [dist]"r"(distribution), [out]"r"(out), [max_coeff]"r"(max_coeff) - : "memory" - ); - } - VP8SetHistogramData(distribution, histo); -} - -#undef CONVERT_COEFFS_TO_BIN - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitMIPSdspR2(void) { - VP8FTransform = FTransform; - VP8ITransform = ITransform; - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; - VP8EncPredLuma16 = Intra16Preds; - VP8EncPredChroma8 = IntraChromaPreds; - VP8EncPredLuma4 = Intra4Preds; -#if !defined(WORK_AROUND_GCC) - VP8SSE16x16 = SSE16x16; - VP8SSE8x8 = SSE8x8; - VP8SSE16x8 = SSE16x8; - VP8SSE4x4 = SSE4x4; -#endif - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; - VP8FTransformWHT = FTransformWHT; - VP8CollectHistogram = CollectHistogram; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8EncDspInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/enc_neon.c b/drivers/webp/dsp/enc_neon.c deleted file mode 100644 index 46f6bf9a33..0000000000 --- a/drivers/webp/dsp/enc_neon.c +++ /dev/null @@ -1,920 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// ARM NEON version of speed-critical encoding functions. -// -// adapted from libvpx (http://www.webmproject.org/code/) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include <assert.h> - -#include "./neon.h" -#include "../enc/vp8enci.h" - -//------------------------------------------------------------------------------ -// Transforms (Paragraph 14.4) - -// Inverse transform. -// This code is pretty much the same as TransformOne in the dec_neon.c, except -// for subtraction to *ref. See the comments there for algorithmic explanations. - -static const int16_t kC1 = 20091; -static const int16_t kC2 = 17734; // half of kC2, actually. See comment above. - -// This code works but is *slower* than the inlined-asm version below -// (with gcc-4.6). So we disable it for now. Later, it'll be conditional to -// WEBP_USE_INTRINSICS define. -// With gcc-4.8, it's a little faster speed than inlined-assembly. -#if defined(WEBP_USE_INTRINSICS) - -// Treats 'v' as an uint8x8_t and zero extends to an int16x8_t. -static WEBP_INLINE int16x8_t ConvertU8ToS16(uint32x2_t v) { - return vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(v))); -} - -// Performs unsigned 8b saturation on 'dst01' and 'dst23' storing the result -// to the corresponding rows of 'dst'. -static WEBP_INLINE void SaturateAndStore4x4(uint8_t* const dst, - const int16x8_t dst01, - const int16x8_t dst23) { - // Unsigned saturate to 8b. - const uint8x8_t dst01_u8 = vqmovun_s16(dst01); - const uint8x8_t dst23_u8 = vqmovun_s16(dst23); - - // Store the results. - vst1_lane_u32((uint32_t*)(dst + 0 * BPS), vreinterpret_u32_u8(dst01_u8), 0); - vst1_lane_u32((uint32_t*)(dst + 1 * BPS), vreinterpret_u32_u8(dst01_u8), 1); - vst1_lane_u32((uint32_t*)(dst + 2 * BPS), vreinterpret_u32_u8(dst23_u8), 0); - vst1_lane_u32((uint32_t*)(dst + 3 * BPS), vreinterpret_u32_u8(dst23_u8), 1); -} - -static WEBP_INLINE void Add4x4(const int16x8_t row01, const int16x8_t row23, - const uint8_t* const ref, uint8_t* const dst) { - uint32x2_t dst01 = vdup_n_u32(0); - uint32x2_t dst23 = vdup_n_u32(0); - - // Load the source pixels. - dst01 = vld1_lane_u32((uint32_t*)(ref + 0 * BPS), dst01, 0); - dst23 = vld1_lane_u32((uint32_t*)(ref + 2 * BPS), dst23, 0); - dst01 = vld1_lane_u32((uint32_t*)(ref + 1 * BPS), dst01, 1); - dst23 = vld1_lane_u32((uint32_t*)(ref + 3 * BPS), dst23, 1); - - { - // Convert to 16b. - const int16x8_t dst01_s16 = ConvertU8ToS16(dst01); - const int16x8_t dst23_s16 = ConvertU8ToS16(dst23); - - // Descale with rounding. - const int16x8_t out01 = vrsraq_n_s16(dst01_s16, row01, 3); - const int16x8_t out23 = vrsraq_n_s16(dst23_s16, row23, 3); - // Add the inverse transform. - SaturateAndStore4x4(dst, out01, out23); - } -} - -static WEBP_INLINE void Transpose8x2(const int16x8_t in0, const int16x8_t in1, - int16x8x2_t* const out) { - // a0 a1 a2 a3 | b0 b1 b2 b3 => a0 b0 c0 d0 | a1 b1 c1 d1 - // c0 c1 c2 c3 | d0 d1 d2 d3 a2 b2 c2 d2 | a3 b3 c3 d3 - const int16x8x2_t tmp0 = vzipq_s16(in0, in1); // a0 c0 a1 c1 a2 c2 ... - // b0 d0 b1 d1 b2 d2 ... - *out = vzipq_s16(tmp0.val[0], tmp0.val[1]); -} - -static WEBP_INLINE void TransformPass(int16x8x2_t* const rows) { - // {rows} = in0 | in4 - // in8 | in12 - // B1 = in4 | in12 - const int16x8_t B1 = - vcombine_s16(vget_high_s16(rows->val[0]), vget_high_s16(rows->val[1])); - // C0 = kC1 * in4 | kC1 * in12 - // C1 = kC2 * in4 | kC2 * in12 - const int16x8_t C0 = vsraq_n_s16(B1, vqdmulhq_n_s16(B1, kC1), 1); - const int16x8_t C1 = vqdmulhq_n_s16(B1, kC2); - const int16x4_t a = vqadd_s16(vget_low_s16(rows->val[0]), - vget_low_s16(rows->val[1])); // in0 + in8 - const int16x4_t b = vqsub_s16(vget_low_s16(rows->val[0]), - vget_low_s16(rows->val[1])); // in0 - in8 - // c = kC2 * in4 - kC1 * in12 - // d = kC1 * in4 + kC2 * in12 - const int16x4_t c = vqsub_s16(vget_low_s16(C1), vget_high_s16(C0)); - const int16x4_t d = vqadd_s16(vget_low_s16(C0), vget_high_s16(C1)); - const int16x8_t D0 = vcombine_s16(a, b); // D0 = a | b - const int16x8_t D1 = vcombine_s16(d, c); // D1 = d | c - const int16x8_t E0 = vqaddq_s16(D0, D1); // a+d | b+c - const int16x8_t E_tmp = vqsubq_s16(D0, D1); // a-d | b-c - const int16x8_t E1 = vcombine_s16(vget_high_s16(E_tmp), vget_low_s16(E_tmp)); - Transpose8x2(E0, E1, rows); -} - -static void ITransformOne(const uint8_t* ref, - const int16_t* in, uint8_t* dst) { - int16x8x2_t rows; - INIT_VECTOR2(rows, vld1q_s16(in + 0), vld1q_s16(in + 8)); - TransformPass(&rows); - TransformPass(&rows); - Add4x4(rows.val[0], rows.val[1], ref, dst); -} - -#else - -static void ITransformOne(const uint8_t* ref, - const int16_t* in, uint8_t* dst) { - const int kBPS = BPS; - const int16_t kC1C2[] = { kC1, kC2, 0, 0 }; - - __asm__ volatile ( - "vld1.16 {q1, q2}, [%[in]] \n" - "vld1.16 {d0}, [%[kC1C2]] \n" - - // d2: in[0] - // d3: in[8] - // d4: in[4] - // d5: in[12] - "vswp d3, d4 \n" - - // q8 = {in[4], in[12]} * kC1 * 2 >> 16 - // q9 = {in[4], in[12]} * kC2 >> 16 - "vqdmulh.s16 q8, q2, d0[0] \n" - "vqdmulh.s16 q9, q2, d0[1] \n" - - // d22 = a = in[0] + in[8] - // d23 = b = in[0] - in[8] - "vqadd.s16 d22, d2, d3 \n" - "vqsub.s16 d23, d2, d3 \n" - - // q8 = in[4]/[12] * kC1 >> 16 - "vshr.s16 q8, q8, #1 \n" - - // Add {in[4], in[12]} back after the multiplication. - "vqadd.s16 q8, q2, q8 \n" - - // d20 = c = in[4]*kC2 - in[12]*kC1 - // d21 = d = in[4]*kC1 + in[12]*kC2 - "vqsub.s16 d20, d18, d17 \n" - "vqadd.s16 d21, d19, d16 \n" - - // d2 = tmp[0] = a + d - // d3 = tmp[1] = b + c - // d4 = tmp[2] = b - c - // d5 = tmp[3] = a - d - "vqadd.s16 d2, d22, d21 \n" - "vqadd.s16 d3, d23, d20 \n" - "vqsub.s16 d4, d23, d20 \n" - "vqsub.s16 d5, d22, d21 \n" - - "vzip.16 q1, q2 \n" - "vzip.16 q1, q2 \n" - - "vswp d3, d4 \n" - - // q8 = {tmp[4], tmp[12]} * kC1 * 2 >> 16 - // q9 = {tmp[4], tmp[12]} * kC2 >> 16 - "vqdmulh.s16 q8, q2, d0[0] \n" - "vqdmulh.s16 q9, q2, d0[1] \n" - - // d22 = a = tmp[0] + tmp[8] - // d23 = b = tmp[0] - tmp[8] - "vqadd.s16 d22, d2, d3 \n" - "vqsub.s16 d23, d2, d3 \n" - - "vshr.s16 q8, q8, #1 \n" - "vqadd.s16 q8, q2, q8 \n" - - // d20 = c = in[4]*kC2 - in[12]*kC1 - // d21 = d = in[4]*kC1 + in[12]*kC2 - "vqsub.s16 d20, d18, d17 \n" - "vqadd.s16 d21, d19, d16 \n" - - // d2 = tmp[0] = a + d - // d3 = tmp[1] = b + c - // d4 = tmp[2] = b - c - // d5 = tmp[3] = a - d - "vqadd.s16 d2, d22, d21 \n" - "vqadd.s16 d3, d23, d20 \n" - "vqsub.s16 d4, d23, d20 \n" - "vqsub.s16 d5, d22, d21 \n" - - "vld1.32 d6[0], [%[ref]], %[kBPS] \n" - "vld1.32 d6[1], [%[ref]], %[kBPS] \n" - "vld1.32 d7[0], [%[ref]], %[kBPS] \n" - "vld1.32 d7[1], [%[ref]], %[kBPS] \n" - - "sub %[ref], %[ref], %[kBPS], lsl #2 \n" - - // (val) + 4 >> 3 - "vrshr.s16 d2, d2, #3 \n" - "vrshr.s16 d3, d3, #3 \n" - "vrshr.s16 d4, d4, #3 \n" - "vrshr.s16 d5, d5, #3 \n" - - "vzip.16 q1, q2 \n" - "vzip.16 q1, q2 \n" - - // Must accumulate before saturating - "vmovl.u8 q8, d6 \n" - "vmovl.u8 q9, d7 \n" - - "vqadd.s16 q1, q1, q8 \n" - "vqadd.s16 q2, q2, q9 \n" - - "vqmovun.s16 d0, q1 \n" - "vqmovun.s16 d1, q2 \n" - - "vst1.32 d0[0], [%[dst]], %[kBPS] \n" - "vst1.32 d0[1], [%[dst]], %[kBPS] \n" - "vst1.32 d1[0], [%[dst]], %[kBPS] \n" - "vst1.32 d1[1], [%[dst]] \n" - - : [in] "+r"(in), [dst] "+r"(dst) // modified registers - : [kBPS] "r"(kBPS), [kC1C2] "r"(kC1C2), [ref] "r"(ref) // constants - : "memory", "q0", "q1", "q2", "q8", "q9", "q10", "q11" // clobbered - ); -} - -#endif // WEBP_USE_INTRINSICS - -static void ITransform(const uint8_t* ref, - const int16_t* in, uint8_t* dst, int do_two) { - ITransformOne(ref, in, dst); - if (do_two) { - ITransformOne(ref + 4, in + 16, dst + 4); - } -} - -// Load all 4x4 pixels into a single uint8x16_t variable. -static uint8x16_t Load4x4(const uint8_t* src) { - uint32x4_t out = vdupq_n_u32(0); - out = vld1q_lane_u32((const uint32_t*)(src + 0 * BPS), out, 0); - out = vld1q_lane_u32((const uint32_t*)(src + 1 * BPS), out, 1); - out = vld1q_lane_u32((const uint32_t*)(src + 2 * BPS), out, 2); - out = vld1q_lane_u32((const uint32_t*)(src + 3 * BPS), out, 3); - return vreinterpretq_u8_u32(out); -} - -// Forward transform. - -#if defined(WEBP_USE_INTRINSICS) - -static WEBP_INLINE void Transpose4x4_S16(const int16x4_t A, const int16x4_t B, - const int16x4_t C, const int16x4_t D, - int16x8_t* const out01, - int16x8_t* const out32) { - const int16x4x2_t AB = vtrn_s16(A, B); - const int16x4x2_t CD = vtrn_s16(C, D); - const int32x2x2_t tmp02 = vtrn_s32(vreinterpret_s32_s16(AB.val[0]), - vreinterpret_s32_s16(CD.val[0])); - const int32x2x2_t tmp13 = vtrn_s32(vreinterpret_s32_s16(AB.val[1]), - vreinterpret_s32_s16(CD.val[1])); - *out01 = vreinterpretq_s16_s64( - vcombine_s64(vreinterpret_s64_s32(tmp02.val[0]), - vreinterpret_s64_s32(tmp13.val[0]))); - *out32 = vreinterpretq_s16_s64( - vcombine_s64(vreinterpret_s64_s32(tmp13.val[1]), - vreinterpret_s64_s32(tmp02.val[1]))); -} - -static WEBP_INLINE int16x8_t DiffU8ToS16(const uint8x8_t a, - const uint8x8_t b) { - return vreinterpretq_s16_u16(vsubl_u8(a, b)); -} - -static void FTransform(const uint8_t* src, const uint8_t* ref, - int16_t* out) { - int16x8_t d0d1, d3d2; // working 4x4 int16 variables - { - const uint8x16_t S0 = Load4x4(src); - const uint8x16_t R0 = Load4x4(ref); - const int16x8_t D0D1 = DiffU8ToS16(vget_low_u8(S0), vget_low_u8(R0)); - const int16x8_t D2D3 = DiffU8ToS16(vget_high_u8(S0), vget_high_u8(R0)); - const int16x4_t D0 = vget_low_s16(D0D1); - const int16x4_t D1 = vget_high_s16(D0D1); - const int16x4_t D2 = vget_low_s16(D2D3); - const int16x4_t D3 = vget_high_s16(D2D3); - Transpose4x4_S16(D0, D1, D2, D3, &d0d1, &d3d2); - } - { // 1rst pass - const int32x4_t kCst937 = vdupq_n_s32(937); - const int32x4_t kCst1812 = vdupq_n_s32(1812); - const int16x8_t a0a1 = vaddq_s16(d0d1, d3d2); // d0+d3 | d1+d2 (=a0|a1) - const int16x8_t a3a2 = vsubq_s16(d0d1, d3d2); // d0-d3 | d1-d2 (=a3|a2) - const int16x8_t a0a1_2 = vshlq_n_s16(a0a1, 3); - const int16x4_t tmp0 = vadd_s16(vget_low_s16(a0a1_2), - vget_high_s16(a0a1_2)); - const int16x4_t tmp2 = vsub_s16(vget_low_s16(a0a1_2), - vget_high_s16(a0a1_2)); - const int32x4_t a3_2217 = vmull_n_s16(vget_low_s16(a3a2), 2217); - const int32x4_t a2_2217 = vmull_n_s16(vget_high_s16(a3a2), 2217); - const int32x4_t a2_p_a3 = vmlal_n_s16(a2_2217, vget_low_s16(a3a2), 5352); - const int32x4_t a3_m_a2 = vmlsl_n_s16(a3_2217, vget_high_s16(a3a2), 5352); - const int16x4_t tmp1 = vshrn_n_s32(vaddq_s32(a2_p_a3, kCst1812), 9); - const int16x4_t tmp3 = vshrn_n_s32(vaddq_s32(a3_m_a2, kCst937), 9); - Transpose4x4_S16(tmp0, tmp1, tmp2, tmp3, &d0d1, &d3d2); - } - { // 2nd pass - // the (1<<16) addition is for the replacement: a3!=0 <-> 1-(a3==0) - const int32x4_t kCst12000 = vdupq_n_s32(12000 + (1 << 16)); - const int32x4_t kCst51000 = vdupq_n_s32(51000); - const int16x8_t a0a1 = vaddq_s16(d0d1, d3d2); // d0+d3 | d1+d2 (=a0|a1) - const int16x8_t a3a2 = vsubq_s16(d0d1, d3d2); // d0-d3 | d1-d2 (=a3|a2) - const int16x4_t a0_k7 = vadd_s16(vget_low_s16(a0a1), vdup_n_s16(7)); - const int16x4_t out0 = vshr_n_s16(vadd_s16(a0_k7, vget_high_s16(a0a1)), 4); - const int16x4_t out2 = vshr_n_s16(vsub_s16(a0_k7, vget_high_s16(a0a1)), 4); - const int32x4_t a3_2217 = vmull_n_s16(vget_low_s16(a3a2), 2217); - const int32x4_t a2_2217 = vmull_n_s16(vget_high_s16(a3a2), 2217); - const int32x4_t a2_p_a3 = vmlal_n_s16(a2_2217, vget_low_s16(a3a2), 5352); - const int32x4_t a3_m_a2 = vmlsl_n_s16(a3_2217, vget_high_s16(a3a2), 5352); - const int16x4_t tmp1 = vaddhn_s32(a2_p_a3, kCst12000); - const int16x4_t out3 = vaddhn_s32(a3_m_a2, kCst51000); - const int16x4_t a3_eq_0 = - vreinterpret_s16_u16(vceq_s16(vget_low_s16(a3a2), vdup_n_s16(0))); - const int16x4_t out1 = vadd_s16(tmp1, a3_eq_0); - vst1_s16(out + 0, out0); - vst1_s16(out + 4, out1); - vst1_s16(out + 8, out2); - vst1_s16(out + 12, out3); - } -} - -#else - -// adapted from vp8/encoder/arm/neon/shortfdct_neon.asm -static const int16_t kCoeff16[] = { - 5352, 5352, 5352, 5352, 2217, 2217, 2217, 2217 -}; -static const int32_t kCoeff32[] = { - 1812, 1812, 1812, 1812, - 937, 937, 937, 937, - 12000, 12000, 12000, 12000, - 51000, 51000, 51000, 51000 -}; - -static void FTransform(const uint8_t* src, const uint8_t* ref, - int16_t* out) { - const int kBPS = BPS; - const uint8_t* src_ptr = src; - const uint8_t* ref_ptr = ref; - const int16_t* coeff16 = kCoeff16; - const int32_t* coeff32 = kCoeff32; - - __asm__ volatile ( - // load src into q4, q5 in high half - "vld1.8 {d8}, [%[src_ptr]], %[kBPS] \n" - "vld1.8 {d10}, [%[src_ptr]], %[kBPS] \n" - "vld1.8 {d9}, [%[src_ptr]], %[kBPS] \n" - "vld1.8 {d11}, [%[src_ptr]] \n" - - // load ref into q6, q7 in high half - "vld1.8 {d12}, [%[ref_ptr]], %[kBPS] \n" - "vld1.8 {d14}, [%[ref_ptr]], %[kBPS] \n" - "vld1.8 {d13}, [%[ref_ptr]], %[kBPS] \n" - "vld1.8 {d15}, [%[ref_ptr]] \n" - - // Pack the high values in to q4 and q6 - "vtrn.32 q4, q5 \n" - "vtrn.32 q6, q7 \n" - - // d[0-3] = src - ref - "vsubl.u8 q0, d8, d12 \n" - "vsubl.u8 q1, d9, d13 \n" - - // load coeff16 into q8(d16=5352, d17=2217) - "vld1.16 {q8}, [%[coeff16]] \n" - - // load coeff32 high half into q9 = 1812, q10 = 937 - "vld1.32 {q9, q10}, [%[coeff32]]! \n" - - // load coeff32 low half into q11=12000, q12=51000 - "vld1.32 {q11,q12}, [%[coeff32]] \n" - - // part 1 - // Transpose. Register dN is the same as dN in C - "vtrn.32 d0, d2 \n" - "vtrn.32 d1, d3 \n" - "vtrn.16 d0, d1 \n" - "vtrn.16 d2, d3 \n" - - "vadd.s16 d4, d0, d3 \n" // a0 = d0 + d3 - "vadd.s16 d5, d1, d2 \n" // a1 = d1 + d2 - "vsub.s16 d6, d1, d2 \n" // a2 = d1 - d2 - "vsub.s16 d7, d0, d3 \n" // a3 = d0 - d3 - - "vadd.s16 d0, d4, d5 \n" // a0 + a1 - "vshl.s16 d0, d0, #3 \n" // temp[0+i*4] = (a0+a1) << 3 - "vsub.s16 d2, d4, d5 \n" // a0 - a1 - "vshl.s16 d2, d2, #3 \n" // (temp[2+i*4] = (a0-a1) << 3 - - "vmlal.s16 q9, d7, d16 \n" // a3*5352 + 1812 - "vmlal.s16 q10, d7, d17 \n" // a3*2217 + 937 - "vmlal.s16 q9, d6, d17 \n" // a2*2217 + a3*5352 + 1812 - "vmlsl.s16 q10, d6, d16 \n" // a3*2217 + 937 - a2*5352 - - // temp[1+i*4] = (d2*2217 + d3*5352 + 1812) >> 9 - // temp[3+i*4] = (d3*2217 + 937 - d2*5352) >> 9 - "vshrn.s32 d1, q9, #9 \n" - "vshrn.s32 d3, q10, #9 \n" - - // part 2 - // transpose d0=ip[0], d1=ip[4], d2=ip[8], d3=ip[12] - "vtrn.32 d0, d2 \n" - "vtrn.32 d1, d3 \n" - "vtrn.16 d0, d1 \n" - "vtrn.16 d2, d3 \n" - - "vmov.s16 d26, #7 \n" - - "vadd.s16 d4, d0, d3 \n" // a1 = ip[0] + ip[12] - "vadd.s16 d5, d1, d2 \n" // b1 = ip[4] + ip[8] - "vsub.s16 d6, d1, d2 \n" // c1 = ip[4] - ip[8] - "vadd.s16 d4, d4, d26 \n" // a1 + 7 - "vsub.s16 d7, d0, d3 \n" // d1 = ip[0] - ip[12] - - "vadd.s16 d0, d4, d5 \n" // op[0] = a1 + b1 + 7 - "vsub.s16 d2, d4, d5 \n" // op[8] = a1 - b1 + 7 - - "vmlal.s16 q11, d7, d16 \n" // d1*5352 + 12000 - "vmlal.s16 q12, d7, d17 \n" // d1*2217 + 51000 - - "vceq.s16 d4, d7, #0 \n" - - "vshr.s16 d0, d0, #4 \n" - "vshr.s16 d2, d2, #4 \n" - - "vmlal.s16 q11, d6, d17 \n" // c1*2217 + d1*5352 + 12000 - "vmlsl.s16 q12, d6, d16 \n" // d1*2217 - c1*5352 + 51000 - - "vmvn d4, d4 \n" // !(d1 == 0) - // op[4] = (c1*2217 + d1*5352 + 12000)>>16 - "vshrn.s32 d1, q11, #16 \n" - // op[4] += (d1!=0) - "vsub.s16 d1, d1, d4 \n" - // op[12]= (d1*2217 - c1*5352 + 51000)>>16 - "vshrn.s32 d3, q12, #16 \n" - - // set result to out array - "vst1.16 {q0, q1}, [%[out]] \n" - : [src_ptr] "+r"(src_ptr), [ref_ptr] "+r"(ref_ptr), - [coeff32] "+r"(coeff32) // modified registers - : [kBPS] "r"(kBPS), [coeff16] "r"(coeff16), - [out] "r"(out) // constants - : "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", "q8", "q9", - "q10", "q11", "q12", "q13" // clobbered - ); -} - -#endif - -#define LOAD_LANE_16b(VALUE, LANE) do { \ - (VALUE) = vld1_lane_s16(src, (VALUE), (LANE)); \ - src += stride; \ -} while (0) - -static void FTransformWHT(const int16_t* src, int16_t* out) { - const int stride = 16; - const int16x4_t zero = vdup_n_s16(0); - int32x4x4_t tmp0; - int16x4x4_t in; - INIT_VECTOR4(in, zero, zero, zero, zero); - LOAD_LANE_16b(in.val[0], 0); - LOAD_LANE_16b(in.val[1], 0); - LOAD_LANE_16b(in.val[2], 0); - LOAD_LANE_16b(in.val[3], 0); - LOAD_LANE_16b(in.val[0], 1); - LOAD_LANE_16b(in.val[1], 1); - LOAD_LANE_16b(in.val[2], 1); - LOAD_LANE_16b(in.val[3], 1); - LOAD_LANE_16b(in.val[0], 2); - LOAD_LANE_16b(in.val[1], 2); - LOAD_LANE_16b(in.val[2], 2); - LOAD_LANE_16b(in.val[3], 2); - LOAD_LANE_16b(in.val[0], 3); - LOAD_LANE_16b(in.val[1], 3); - LOAD_LANE_16b(in.val[2], 3); - LOAD_LANE_16b(in.val[3], 3); - - { - // a0 = in[0 * 16] + in[2 * 16] - // a1 = in[1 * 16] + in[3 * 16] - // a2 = in[1 * 16] - in[3 * 16] - // a3 = in[0 * 16] - in[2 * 16] - const int32x4_t a0 = vaddl_s16(in.val[0], in.val[2]); - const int32x4_t a1 = vaddl_s16(in.val[1], in.val[3]); - const int32x4_t a2 = vsubl_s16(in.val[1], in.val[3]); - const int32x4_t a3 = vsubl_s16(in.val[0], in.val[2]); - tmp0.val[0] = vaddq_s32(a0, a1); - tmp0.val[1] = vaddq_s32(a3, a2); - tmp0.val[2] = vsubq_s32(a3, a2); - tmp0.val[3] = vsubq_s32(a0, a1); - } - { - const int32x4x4_t tmp1 = Transpose4x4(tmp0); - // a0 = tmp[0 + i] + tmp[ 8 + i] - // a1 = tmp[4 + i] + tmp[12 + i] - // a2 = tmp[4 + i] - tmp[12 + i] - // a3 = tmp[0 + i] - tmp[ 8 + i] - const int32x4_t a0 = vaddq_s32(tmp1.val[0], tmp1.val[2]); - const int32x4_t a1 = vaddq_s32(tmp1.val[1], tmp1.val[3]); - const int32x4_t a2 = vsubq_s32(tmp1.val[1], tmp1.val[3]); - const int32x4_t a3 = vsubq_s32(tmp1.val[0], tmp1.val[2]); - const int32x4_t b0 = vhaddq_s32(a0, a1); // (a0 + a1) >> 1 - const int32x4_t b1 = vhaddq_s32(a3, a2); // (a3 + a2) >> 1 - const int32x4_t b2 = vhsubq_s32(a3, a2); // (a3 - a2) >> 1 - const int32x4_t b3 = vhsubq_s32(a0, a1); // (a0 - a1) >> 1 - const int16x4_t out0 = vmovn_s32(b0); - const int16x4_t out1 = vmovn_s32(b1); - const int16x4_t out2 = vmovn_s32(b2); - const int16x4_t out3 = vmovn_s32(b3); - - vst1_s16(out + 0, out0); - vst1_s16(out + 4, out1); - vst1_s16(out + 8, out2); - vst1_s16(out + 12, out3); - } -} -#undef LOAD_LANE_16b - -//------------------------------------------------------------------------------ -// Texture distortion -// -// We try to match the spectral content (weighted) between source and -// reconstructed samples. - -// a 0123, b 0123 -// a 4567, b 4567 -// a 89ab, b 89ab -// a cdef, b cdef -// -// transpose -// -// a 048c, b 048c -// a 159d, b 159d -// a 26ae, b 26ae -// a 37bf, b 37bf -// -static WEBP_INLINE int16x8x4_t DistoTranspose4x4S16(int16x8x4_t q4_in) { - const int16x8x2_t q2_tmp0 = vtrnq_s16(q4_in.val[0], q4_in.val[1]); - const int16x8x2_t q2_tmp1 = vtrnq_s16(q4_in.val[2], q4_in.val[3]); - const int32x4x2_t q2_tmp2 = vtrnq_s32(vreinterpretq_s32_s16(q2_tmp0.val[0]), - vreinterpretq_s32_s16(q2_tmp1.val[0])); - const int32x4x2_t q2_tmp3 = vtrnq_s32(vreinterpretq_s32_s16(q2_tmp0.val[1]), - vreinterpretq_s32_s16(q2_tmp1.val[1])); - q4_in.val[0] = vreinterpretq_s16_s32(q2_tmp2.val[0]); - q4_in.val[2] = vreinterpretq_s16_s32(q2_tmp2.val[1]); - q4_in.val[1] = vreinterpretq_s16_s32(q2_tmp3.val[0]); - q4_in.val[3] = vreinterpretq_s16_s32(q2_tmp3.val[1]); - return q4_in; -} - -static WEBP_INLINE int16x8x4_t DistoHorizontalPass(const int16x8x4_t q4_in) { - // {a0, a1} = {in[0] + in[2], in[1] + in[3]} - // {a3, a2} = {in[0] - in[2], in[1] - in[3]} - const int16x8_t q_a0 = vaddq_s16(q4_in.val[0], q4_in.val[2]); - const int16x8_t q_a1 = vaddq_s16(q4_in.val[1], q4_in.val[3]); - const int16x8_t q_a3 = vsubq_s16(q4_in.val[0], q4_in.val[2]); - const int16x8_t q_a2 = vsubq_s16(q4_in.val[1], q4_in.val[3]); - int16x8x4_t q4_out; - // tmp[0] = a0 + a1 - // tmp[1] = a3 + a2 - // tmp[2] = a3 - a2 - // tmp[3] = a0 - a1 - INIT_VECTOR4(q4_out, - vabsq_s16(vaddq_s16(q_a0, q_a1)), - vabsq_s16(vaddq_s16(q_a3, q_a2)), - vabdq_s16(q_a3, q_a2), vabdq_s16(q_a0, q_a1)); - return q4_out; -} - -static WEBP_INLINE int16x8x4_t DistoVerticalPass(const uint8x8x4_t q4_in) { - const int16x8_t q_a0 = vreinterpretq_s16_u16(vaddl_u8(q4_in.val[0], - q4_in.val[2])); - const int16x8_t q_a1 = vreinterpretq_s16_u16(vaddl_u8(q4_in.val[1], - q4_in.val[3])); - const int16x8_t q_a2 = vreinterpretq_s16_u16(vsubl_u8(q4_in.val[1], - q4_in.val[3])); - const int16x8_t q_a3 = vreinterpretq_s16_u16(vsubl_u8(q4_in.val[0], - q4_in.val[2])); - int16x8x4_t q4_out; - - INIT_VECTOR4(q4_out, - vaddq_s16(q_a0, q_a1), vaddq_s16(q_a3, q_a2), - vsubq_s16(q_a3, q_a2), vsubq_s16(q_a0, q_a1)); - return q4_out; -} - -static WEBP_INLINE int16x4x4_t DistoLoadW(const uint16_t* w) { - const uint16x8_t q_w07 = vld1q_u16(&w[0]); - const uint16x8_t q_w8f = vld1q_u16(&w[8]); - int16x4x4_t d4_w; - INIT_VECTOR4(d4_w, - vget_low_s16(vreinterpretq_s16_u16(q_w07)), - vget_high_s16(vreinterpretq_s16_u16(q_w07)), - vget_low_s16(vreinterpretq_s16_u16(q_w8f)), - vget_high_s16(vreinterpretq_s16_u16(q_w8f))); - return d4_w; -} - -static WEBP_INLINE int32x2_t DistoSum(const int16x8x4_t q4_in, - const int16x4x4_t d4_w) { - int32x2_t d_sum; - // sum += w[ 0] * abs(b0); - // sum += w[ 4] * abs(b1); - // sum += w[ 8] * abs(b2); - // sum += w[12] * abs(b3); - int32x4_t q_sum0 = vmull_s16(d4_w.val[0], vget_low_s16(q4_in.val[0])); - int32x4_t q_sum1 = vmull_s16(d4_w.val[1], vget_low_s16(q4_in.val[1])); - int32x4_t q_sum2 = vmull_s16(d4_w.val[2], vget_low_s16(q4_in.val[2])); - int32x4_t q_sum3 = vmull_s16(d4_w.val[3], vget_low_s16(q4_in.val[3])); - q_sum0 = vmlsl_s16(q_sum0, d4_w.val[0], vget_high_s16(q4_in.val[0])); - q_sum1 = vmlsl_s16(q_sum1, d4_w.val[1], vget_high_s16(q4_in.val[1])); - q_sum2 = vmlsl_s16(q_sum2, d4_w.val[2], vget_high_s16(q4_in.val[2])); - q_sum3 = vmlsl_s16(q_sum3, d4_w.val[3], vget_high_s16(q4_in.val[3])); - - q_sum0 = vaddq_s32(q_sum0, q_sum1); - q_sum2 = vaddq_s32(q_sum2, q_sum3); - q_sum2 = vaddq_s32(q_sum0, q_sum2); - d_sum = vpadd_s32(vget_low_s32(q_sum2), vget_high_s32(q_sum2)); - d_sum = vpadd_s32(d_sum, d_sum); - return d_sum; -} - -#define LOAD_LANE_32b(src, VALUE, LANE) \ - (VALUE) = vld1_lane_u32((const uint32_t*)(src), (VALUE), (LANE)) - -// Hadamard transform -// Returns the weighted sum of the absolute value of transformed coefficients. -// w[] contains a row-major 4 by 4 symmetric matrix. -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - uint32x2_t d_in_ab_0123 = vdup_n_u32(0); - uint32x2_t d_in_ab_4567 = vdup_n_u32(0); - uint32x2_t d_in_ab_89ab = vdup_n_u32(0); - uint32x2_t d_in_ab_cdef = vdup_n_u32(0); - uint8x8x4_t d4_in; - - // load data a, b - LOAD_LANE_32b(a + 0 * BPS, d_in_ab_0123, 0); - LOAD_LANE_32b(a + 1 * BPS, d_in_ab_4567, 0); - LOAD_LANE_32b(a + 2 * BPS, d_in_ab_89ab, 0); - LOAD_LANE_32b(a + 3 * BPS, d_in_ab_cdef, 0); - LOAD_LANE_32b(b + 0 * BPS, d_in_ab_0123, 1); - LOAD_LANE_32b(b + 1 * BPS, d_in_ab_4567, 1); - LOAD_LANE_32b(b + 2 * BPS, d_in_ab_89ab, 1); - LOAD_LANE_32b(b + 3 * BPS, d_in_ab_cdef, 1); - INIT_VECTOR4(d4_in, - vreinterpret_u8_u32(d_in_ab_0123), - vreinterpret_u8_u32(d_in_ab_4567), - vreinterpret_u8_u32(d_in_ab_89ab), - vreinterpret_u8_u32(d_in_ab_cdef)); - - { - // Vertical pass first to avoid a transpose (vertical and horizontal passes - // are commutative because w/kWeightY is symmetric) and subsequent - // transpose. - const int16x8x4_t q4_v = DistoVerticalPass(d4_in); - const int16x4x4_t d4_w = DistoLoadW(w); - // horizontal pass - const int16x8x4_t q4_t = DistoTranspose4x4S16(q4_v); - const int16x8x4_t q4_h = DistoHorizontalPass(q4_t); - int32x2_t d_sum = DistoSum(q4_h, d4_w); - - // abs(sum2 - sum1) >> 5 - d_sum = vabs_s32(d_sum); - d_sum = vshr_n_s32(d_sum, 5); - return vget_lane_s32(d_sum, 0); - } -} -#undef LOAD_LANE_32b - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -//------------------------------------------------------------------------------ - -static void CollectHistogram(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo) { - const uint16x8_t max_coeff_thresh = vdupq_n_u16(MAX_COEFF_THRESH); - int j; - int distribution[MAX_COEFF_THRESH + 1] = { 0 }; - for (j = start_block; j < end_block; ++j) { - int16_t out[16]; - FTransform(ref + VP8DspScan[j], pred + VP8DspScan[j], out); - { - int k; - const int16x8_t a0 = vld1q_s16(out + 0); - const int16x8_t b0 = vld1q_s16(out + 8); - const uint16x8_t a1 = vreinterpretq_u16_s16(vabsq_s16(a0)); - const uint16x8_t b1 = vreinterpretq_u16_s16(vabsq_s16(b0)); - const uint16x8_t a2 = vshrq_n_u16(a1, 3); - const uint16x8_t b2 = vshrq_n_u16(b1, 3); - const uint16x8_t a3 = vminq_u16(a2, max_coeff_thresh); - const uint16x8_t b3 = vminq_u16(b2, max_coeff_thresh); - vst1q_s16(out + 0, vreinterpretq_s16_u16(a3)); - vst1q_s16(out + 8, vreinterpretq_s16_u16(b3)); - // Convert coefficients to bin. - for (k = 0; k < 16; ++k) { - ++distribution[out[k]]; - } - } - } - VP8SetHistogramData(distribution, histo); -} - -//------------------------------------------------------------------------------ - -static WEBP_INLINE void AccumulateSSE16(const uint8_t* const a, - const uint8_t* const b, - uint32x4_t* const sum) { - const uint8x16_t a0 = vld1q_u8(a); - const uint8x16_t b0 = vld1q_u8(b); - const uint8x16_t abs_diff = vabdq_u8(a0, b0); - uint16x8_t prod = vmull_u8(vget_low_u8(abs_diff), vget_low_u8(abs_diff)); - prod = vmlal_u8(prod, vget_high_u8(abs_diff), vget_high_u8(abs_diff)); - *sum = vpadalq_u16(*sum, prod); // pair-wise add and accumulate -} - -// Horizontal sum of all four uint32_t values in 'sum'. -static int SumToInt(uint32x4_t sum) { - const uint64x2_t sum2 = vpaddlq_u32(sum); - const uint64_t sum3 = vgetq_lane_u64(sum2, 0) + vgetq_lane_u64(sum2, 1); - return (int)sum3; -} - -static int SSE16x16(const uint8_t* a, const uint8_t* b) { - uint32x4_t sum = vdupq_n_u32(0); - int y; - for (y = 0; y < 16; ++y) { - AccumulateSSE16(a + y * BPS, b + y * BPS, &sum); - } - return SumToInt(sum); -} - -static int SSE16x8(const uint8_t* a, const uint8_t* b) { - uint32x4_t sum = vdupq_n_u32(0); - int y; - for (y = 0; y < 8; ++y) { - AccumulateSSE16(a + y * BPS, b + y * BPS, &sum); - } - return SumToInt(sum); -} - -static int SSE8x8(const uint8_t* a, const uint8_t* b) { - uint32x4_t sum = vdupq_n_u32(0); - int y; - for (y = 0; y < 8; ++y) { - const uint8x8_t a0 = vld1_u8(a + y * BPS); - const uint8x8_t b0 = vld1_u8(b + y * BPS); - const uint8x8_t abs_diff = vabd_u8(a0, b0); - const uint16x8_t prod = vmull_u8(abs_diff, abs_diff); - sum = vpadalq_u16(sum, prod); - } - return SumToInt(sum); -} - -static int SSE4x4(const uint8_t* a, const uint8_t* b) { - const uint8x16_t a0 = Load4x4(a); - const uint8x16_t b0 = Load4x4(b); - const uint8x16_t abs_diff = vabdq_u8(a0, b0); - uint16x8_t prod = vmull_u8(vget_low_u8(abs_diff), vget_low_u8(abs_diff)); - prod = vmlal_u8(prod, vget_high_u8(abs_diff), vget_high_u8(abs_diff)); - return SumToInt(vpaddlq_u16(prod)); -} - -//------------------------------------------------------------------------------ - -// Compilation with gcc-4.6.x is problematic for now. -#if !defined(WORK_AROUND_GCC) - -static int16x8_t Quantize(int16_t* const in, - const VP8Matrix* const mtx, int offset) { - const uint16x8_t sharp = vld1q_u16(&mtx->sharpen_[offset]); - const uint16x8_t q = vld1q_u16(&mtx->q_[offset]); - const uint16x8_t iq = vld1q_u16(&mtx->iq_[offset]); - const uint32x4_t bias0 = vld1q_u32(&mtx->bias_[offset + 0]); - const uint32x4_t bias1 = vld1q_u32(&mtx->bias_[offset + 4]); - - const int16x8_t a = vld1q_s16(in + offset); // in - const uint16x8_t b = vreinterpretq_u16_s16(vabsq_s16(a)); // coeff = abs(in) - const int16x8_t sign = vshrq_n_s16(a, 15); // sign - const uint16x8_t c = vaddq_u16(b, sharp); // + sharpen - const uint32x4_t m0 = vmull_u16(vget_low_u16(c), vget_low_u16(iq)); - const uint32x4_t m1 = vmull_u16(vget_high_u16(c), vget_high_u16(iq)); - const uint32x4_t m2 = vhaddq_u32(m0, bias0); - const uint32x4_t m3 = vhaddq_u32(m1, bias1); // (coeff * iQ + bias) >> 1 - const uint16x8_t c0 = vcombine_u16(vshrn_n_u32(m2, 16), - vshrn_n_u32(m3, 16)); // QFIX=17 = 16+1 - const uint16x8_t c1 = vminq_u16(c0, vdupq_n_u16(MAX_LEVEL)); - const int16x8_t c2 = veorq_s16(vreinterpretq_s16_u16(c1), sign); - const int16x8_t c3 = vsubq_s16(c2, sign); // restore sign - const int16x8_t c4 = vmulq_s16(c3, vreinterpretq_s16_u16(q)); - vst1q_s16(in + offset, c4); - assert(QFIX == 17); // this function can't work as is if QFIX != 16+1 - return c3; -} - -static const uint8_t kShuffles[4][8] = { - { 0, 1, 2, 3, 8, 9, 16, 17 }, - { 10, 11, 4, 5, 6, 7, 12, 13 }, - { 18, 19, 24, 25, 26, 27, 20, 21 }, - { 14, 15, 22, 23, 28, 29, 30, 31 } -}; - -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - const int16x8_t out0 = Quantize(in, mtx, 0); - const int16x8_t out1 = Quantize(in, mtx, 8); - uint8x8x4_t shuffles; - // vtbl?_u8 are marked unavailable for iOS arm64 with Xcode < 6.3, use - // non-standard versions there. -#if defined(__APPLE__) && defined(__aarch64__) && \ - defined(__apple_build_version__) && (__apple_build_version__< 6020037) - uint8x16x2_t all_out; - INIT_VECTOR2(all_out, vreinterpretq_u8_s16(out0), vreinterpretq_u8_s16(out1)); - INIT_VECTOR4(shuffles, - vtbl2q_u8(all_out, vld1_u8(kShuffles[0])), - vtbl2q_u8(all_out, vld1_u8(kShuffles[1])), - vtbl2q_u8(all_out, vld1_u8(kShuffles[2])), - vtbl2q_u8(all_out, vld1_u8(kShuffles[3]))); -#else - uint8x8x4_t all_out; - INIT_VECTOR4(all_out, - vreinterpret_u8_s16(vget_low_s16(out0)), - vreinterpret_u8_s16(vget_high_s16(out0)), - vreinterpret_u8_s16(vget_low_s16(out1)), - vreinterpret_u8_s16(vget_high_s16(out1))); - INIT_VECTOR4(shuffles, - vtbl4_u8(all_out, vld1_u8(kShuffles[0])), - vtbl4_u8(all_out, vld1_u8(kShuffles[1])), - vtbl4_u8(all_out, vld1_u8(kShuffles[2])), - vtbl4_u8(all_out, vld1_u8(kShuffles[3]))); -#endif - // Zigzag reordering - vst1_u8((uint8_t*)(out + 0), shuffles.val[0]); - vst1_u8((uint8_t*)(out + 4), shuffles.val[1]); - vst1_u8((uint8_t*)(out + 8), shuffles.val[2]); - vst1_u8((uint8_t*)(out + 12), shuffles.val[3]); - // test zeros - if (*(uint64_t*)(out + 0) != 0) return 1; - if (*(uint64_t*)(out + 4) != 0) return 1; - if (*(uint64_t*)(out + 8) != 0) return 1; - if (*(uint64_t*)(out + 12) != 0) return 1; - return 0; -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - nz = QuantizeBlock(in + 0 * 16, out + 0 * 16, mtx) << 0; - nz |= QuantizeBlock(in + 1 * 16, out + 1 * 16, mtx) << 1; - return nz; -} - -#endif // !WORK_AROUND_GCC - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspInitNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitNEON(void) { - VP8ITransform = ITransform; - VP8FTransform = FTransform; - - VP8FTransformWHT = FTransformWHT; - - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; - VP8CollectHistogram = CollectHistogram; - VP8SSE16x16 = SSE16x16; - VP8SSE16x8 = SSE16x8; - VP8SSE8x8 = SSE8x8; - VP8SSE4x4 = SSE4x4; -#if !defined(WORK_AROUND_GCC) - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; -#endif -} - -#else // !WEBP_USE_NEON - -WEBP_DSP_INIT_STUB(VP8EncDspInitNEON) - -#endif // WEBP_USE_NEON diff --git a/drivers/webp/dsp/enc_sse2.c b/drivers/webp/dsp/enc_sse2.c deleted file mode 100644 index 4a2e3ce14f..0000000000 --- a/drivers/webp/dsp/enc_sse2.c +++ /dev/null @@ -1,1340 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 version of speed-critical encoding functions. -// -// Author: Christian Duvivier (cduvivier@google.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <stdlib.h> // for abs() -#include <emmintrin.h> - -#include "./common_sse2.h" -#include "../enc/cost.h" -#include "../enc/vp8enci.h" - -//------------------------------------------------------------------------------ -// Transforms (Paragraph 14.4) - -// Does one or two inverse transforms. -static void ITransform(const uint8_t* ref, const int16_t* in, uint8_t* dst, - int do_two) { - // This implementation makes use of 16-bit fixed point versions of two - // multiply constants: - // K1 = sqrt(2) * cos (pi/8) ~= 85627 / 2^16 - // K2 = sqrt(2) * sin (pi/8) ~= 35468 / 2^16 - // - // To be able to use signed 16-bit integers, we use the following trick to - // have constants within range: - // - Associated constants are obtained by subtracting the 16-bit fixed point - // version of one: - // k = K - (1 << 16) => K = k + (1 << 16) - // K1 = 85267 => k1 = 20091 - // K2 = 35468 => k2 = -30068 - // - The multiplication of a variable by a constant become the sum of the - // variable and the multiplication of that variable by the associated - // constant: - // (x * K) >> 16 = (x * (k + (1 << 16))) >> 16 = ((x * k ) >> 16) + x - const __m128i k1 = _mm_set1_epi16(20091); - const __m128i k2 = _mm_set1_epi16(-30068); - __m128i T0, T1, T2, T3; - - // Load and concatenate the transform coefficients (we'll do two inverse - // transforms in parallel). In the case of only one inverse transform, the - // second half of the vectors will just contain random value we'll never - // use nor store. - __m128i in0, in1, in2, in3; - { - in0 = _mm_loadl_epi64((const __m128i*)&in[0]); - in1 = _mm_loadl_epi64((const __m128i*)&in[4]); - in2 = _mm_loadl_epi64((const __m128i*)&in[8]); - in3 = _mm_loadl_epi64((const __m128i*)&in[12]); - // a00 a10 a20 a30 x x x x - // a01 a11 a21 a31 x x x x - // a02 a12 a22 a32 x x x x - // a03 a13 a23 a33 x x x x - if (do_two) { - const __m128i inB0 = _mm_loadl_epi64((const __m128i*)&in[16]); - const __m128i inB1 = _mm_loadl_epi64((const __m128i*)&in[20]); - const __m128i inB2 = _mm_loadl_epi64((const __m128i*)&in[24]); - const __m128i inB3 = _mm_loadl_epi64((const __m128i*)&in[28]); - in0 = _mm_unpacklo_epi64(in0, inB0); - in1 = _mm_unpacklo_epi64(in1, inB1); - in2 = _mm_unpacklo_epi64(in2, inB2); - in3 = _mm_unpacklo_epi64(in3, inB3); - // a00 a10 a20 a30 b00 b10 b20 b30 - // a01 a11 a21 a31 b01 b11 b21 b31 - // a02 a12 a22 a32 b02 b12 b22 b32 - // a03 a13 a23 a33 b03 b13 b23 b33 - } - } - - // Vertical pass and subsequent transpose. - { - // First pass, c and d calculations are longer because of the "trick" - // multiplications. - const __m128i a = _mm_add_epi16(in0, in2); - const __m128i b = _mm_sub_epi16(in0, in2); - // c = MUL(in1, K2) - MUL(in3, K1) = MUL(in1, k2) - MUL(in3, k1) + in1 - in3 - const __m128i c1 = _mm_mulhi_epi16(in1, k2); - const __m128i c2 = _mm_mulhi_epi16(in3, k1); - const __m128i c3 = _mm_sub_epi16(in1, in3); - const __m128i c4 = _mm_sub_epi16(c1, c2); - const __m128i c = _mm_add_epi16(c3, c4); - // d = MUL(in1, K1) + MUL(in3, K2) = MUL(in1, k1) + MUL(in3, k2) + in1 + in3 - const __m128i d1 = _mm_mulhi_epi16(in1, k1); - const __m128i d2 = _mm_mulhi_epi16(in3, k2); - const __m128i d3 = _mm_add_epi16(in1, in3); - const __m128i d4 = _mm_add_epi16(d1, d2); - const __m128i d = _mm_add_epi16(d3, d4); - - // Second pass. - const __m128i tmp0 = _mm_add_epi16(a, d); - const __m128i tmp1 = _mm_add_epi16(b, c); - const __m128i tmp2 = _mm_sub_epi16(b, c); - const __m128i tmp3 = _mm_sub_epi16(a, d); - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&tmp0, &tmp1, &tmp2, &tmp3, &T0, &T1, &T2, &T3); - } - - // Horizontal pass and subsequent transpose. - { - // First pass, c and d calculations are longer because of the "trick" - // multiplications. - const __m128i four = _mm_set1_epi16(4); - const __m128i dc = _mm_add_epi16(T0, four); - const __m128i a = _mm_add_epi16(dc, T2); - const __m128i b = _mm_sub_epi16(dc, T2); - // c = MUL(T1, K2) - MUL(T3, K1) = MUL(T1, k2) - MUL(T3, k1) + T1 - T3 - const __m128i c1 = _mm_mulhi_epi16(T1, k2); - const __m128i c2 = _mm_mulhi_epi16(T3, k1); - const __m128i c3 = _mm_sub_epi16(T1, T3); - const __m128i c4 = _mm_sub_epi16(c1, c2); - const __m128i c = _mm_add_epi16(c3, c4); - // d = MUL(T1, K1) + MUL(T3, K2) = MUL(T1, k1) + MUL(T3, k2) + T1 + T3 - const __m128i d1 = _mm_mulhi_epi16(T1, k1); - const __m128i d2 = _mm_mulhi_epi16(T3, k2); - const __m128i d3 = _mm_add_epi16(T1, T3); - const __m128i d4 = _mm_add_epi16(d1, d2); - const __m128i d = _mm_add_epi16(d3, d4); - - // Second pass. - const __m128i tmp0 = _mm_add_epi16(a, d); - const __m128i tmp1 = _mm_add_epi16(b, c); - const __m128i tmp2 = _mm_sub_epi16(b, c); - const __m128i tmp3 = _mm_sub_epi16(a, d); - const __m128i shifted0 = _mm_srai_epi16(tmp0, 3); - const __m128i shifted1 = _mm_srai_epi16(tmp1, 3); - const __m128i shifted2 = _mm_srai_epi16(tmp2, 3); - const __m128i shifted3 = _mm_srai_epi16(tmp3, 3); - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&shifted0, &shifted1, &shifted2, &shifted3, &T0, &T1, - &T2, &T3); - } - - // Add inverse transform to 'ref' and store. - { - const __m128i zero = _mm_setzero_si128(); - // Load the reference(s). - __m128i ref0, ref1, ref2, ref3; - if (do_two) { - // Load eight bytes/pixels per line. - ref0 = _mm_loadl_epi64((const __m128i*)&ref[0 * BPS]); - ref1 = _mm_loadl_epi64((const __m128i*)&ref[1 * BPS]); - ref2 = _mm_loadl_epi64((const __m128i*)&ref[2 * BPS]); - ref3 = _mm_loadl_epi64((const __m128i*)&ref[3 * BPS]); - } else { - // Load four bytes/pixels per line. - ref0 = _mm_cvtsi32_si128(WebPMemToUint32(&ref[0 * BPS])); - ref1 = _mm_cvtsi32_si128(WebPMemToUint32(&ref[1 * BPS])); - ref2 = _mm_cvtsi32_si128(WebPMemToUint32(&ref[2 * BPS])); - ref3 = _mm_cvtsi32_si128(WebPMemToUint32(&ref[3 * BPS])); - } - // Convert to 16b. - ref0 = _mm_unpacklo_epi8(ref0, zero); - ref1 = _mm_unpacklo_epi8(ref1, zero); - ref2 = _mm_unpacklo_epi8(ref2, zero); - ref3 = _mm_unpacklo_epi8(ref3, zero); - // Add the inverse transform(s). - ref0 = _mm_add_epi16(ref0, T0); - ref1 = _mm_add_epi16(ref1, T1); - ref2 = _mm_add_epi16(ref2, T2); - ref3 = _mm_add_epi16(ref3, T3); - // Unsigned saturate to 8b. - ref0 = _mm_packus_epi16(ref0, ref0); - ref1 = _mm_packus_epi16(ref1, ref1); - ref2 = _mm_packus_epi16(ref2, ref2); - ref3 = _mm_packus_epi16(ref3, ref3); - // Store the results. - if (do_two) { - // Store eight bytes/pixels per line. - _mm_storel_epi64((__m128i*)&dst[0 * BPS], ref0); - _mm_storel_epi64((__m128i*)&dst[1 * BPS], ref1); - _mm_storel_epi64((__m128i*)&dst[2 * BPS], ref2); - _mm_storel_epi64((__m128i*)&dst[3 * BPS], ref3); - } else { - // Store four bytes/pixels per line. - WebPUint32ToMem(&dst[0 * BPS], _mm_cvtsi128_si32(ref0)); - WebPUint32ToMem(&dst[1 * BPS], _mm_cvtsi128_si32(ref1)); - WebPUint32ToMem(&dst[2 * BPS], _mm_cvtsi128_si32(ref2)); - WebPUint32ToMem(&dst[3 * BPS], _mm_cvtsi128_si32(ref3)); - } - } -} - -static void FTransformPass1(const __m128i* const in01, - const __m128i* const in23, - __m128i* const out01, - __m128i* const out32) { - const __m128i k937 = _mm_set1_epi32(937); - const __m128i k1812 = _mm_set1_epi32(1812); - - const __m128i k88p = _mm_set_epi16(8, 8, 8, 8, 8, 8, 8, 8); - const __m128i k88m = _mm_set_epi16(-8, 8, -8, 8, -8, 8, -8, 8); - const __m128i k5352_2217p = _mm_set_epi16(2217, 5352, 2217, 5352, - 2217, 5352, 2217, 5352); - const __m128i k5352_2217m = _mm_set_epi16(-5352, 2217, -5352, 2217, - -5352, 2217, -5352, 2217); - - // *in01 = 00 01 10 11 02 03 12 13 - // *in23 = 20 21 30 31 22 23 32 33 - const __m128i shuf01_p = _mm_shufflehi_epi16(*in01, _MM_SHUFFLE(2, 3, 0, 1)); - const __m128i shuf23_p = _mm_shufflehi_epi16(*in23, _MM_SHUFFLE(2, 3, 0, 1)); - // 00 01 10 11 03 02 13 12 - // 20 21 30 31 23 22 33 32 - const __m128i s01 = _mm_unpacklo_epi64(shuf01_p, shuf23_p); - const __m128i s32 = _mm_unpackhi_epi64(shuf01_p, shuf23_p); - // 00 01 10 11 20 21 30 31 - // 03 02 13 12 23 22 33 32 - const __m128i a01 = _mm_add_epi16(s01, s32); - const __m128i a32 = _mm_sub_epi16(s01, s32); - // [d0 + d3 | d1 + d2 | ...] = [a0 a1 | a0' a1' | ... ] - // [d0 - d3 | d1 - d2 | ...] = [a3 a2 | a3' a2' | ... ] - - const __m128i tmp0 = _mm_madd_epi16(a01, k88p); // [ (a0 + a1) << 3, ... ] - const __m128i tmp2 = _mm_madd_epi16(a01, k88m); // [ (a0 - a1) << 3, ... ] - const __m128i tmp1_1 = _mm_madd_epi16(a32, k5352_2217p); - const __m128i tmp3_1 = _mm_madd_epi16(a32, k5352_2217m); - const __m128i tmp1_2 = _mm_add_epi32(tmp1_1, k1812); - const __m128i tmp3_2 = _mm_add_epi32(tmp3_1, k937); - const __m128i tmp1 = _mm_srai_epi32(tmp1_2, 9); - const __m128i tmp3 = _mm_srai_epi32(tmp3_2, 9); - const __m128i s03 = _mm_packs_epi32(tmp0, tmp2); - const __m128i s12 = _mm_packs_epi32(tmp1, tmp3); - const __m128i s_lo = _mm_unpacklo_epi16(s03, s12); // 0 1 0 1 0 1... - const __m128i s_hi = _mm_unpackhi_epi16(s03, s12); // 2 3 2 3 2 3 - const __m128i v23 = _mm_unpackhi_epi32(s_lo, s_hi); - *out01 = _mm_unpacklo_epi32(s_lo, s_hi); - *out32 = _mm_shuffle_epi32(v23, _MM_SHUFFLE(1, 0, 3, 2)); // 3 2 3 2 3 2.. -} - -static void FTransformPass2(const __m128i* const v01, const __m128i* const v32, - int16_t* out) { - const __m128i zero = _mm_setzero_si128(); - const __m128i seven = _mm_set1_epi16(7); - const __m128i k5352_2217 = _mm_set_epi16(5352, 2217, 5352, 2217, - 5352, 2217, 5352, 2217); - const __m128i k2217_5352 = _mm_set_epi16(2217, -5352, 2217, -5352, - 2217, -5352, 2217, -5352); - const __m128i k12000_plus_one = _mm_set1_epi32(12000 + (1 << 16)); - const __m128i k51000 = _mm_set1_epi32(51000); - - // Same operations are done on the (0,3) and (1,2) pairs. - // a0 = v0 + v3 - // a1 = v1 + v2 - // a3 = v0 - v3 - // a2 = v1 - v2 - const __m128i a01 = _mm_add_epi16(*v01, *v32); - const __m128i a32 = _mm_sub_epi16(*v01, *v32); - const __m128i a11 = _mm_unpackhi_epi64(a01, a01); - const __m128i a22 = _mm_unpackhi_epi64(a32, a32); - const __m128i a01_plus_7 = _mm_add_epi16(a01, seven); - - // d0 = (a0 + a1 + 7) >> 4; - // d2 = (a0 - a1 + 7) >> 4; - const __m128i c0 = _mm_add_epi16(a01_plus_7, a11); - const __m128i c2 = _mm_sub_epi16(a01_plus_7, a11); - const __m128i d0 = _mm_srai_epi16(c0, 4); - const __m128i d2 = _mm_srai_epi16(c2, 4); - - // f1 = ((b3 * 5352 + b2 * 2217 + 12000) >> 16) - // f3 = ((b3 * 2217 - b2 * 5352 + 51000) >> 16) - const __m128i b23 = _mm_unpacklo_epi16(a22, a32); - const __m128i c1 = _mm_madd_epi16(b23, k5352_2217); - const __m128i c3 = _mm_madd_epi16(b23, k2217_5352); - const __m128i d1 = _mm_add_epi32(c1, k12000_plus_one); - const __m128i d3 = _mm_add_epi32(c3, k51000); - const __m128i e1 = _mm_srai_epi32(d1, 16); - const __m128i e3 = _mm_srai_epi32(d3, 16); - const __m128i f1 = _mm_packs_epi32(e1, e1); - const __m128i f3 = _mm_packs_epi32(e3, e3); - // f1 = f1 + (a3 != 0); - // The compare will return (0xffff, 0) for (==0, !=0). To turn that into the - // desired (0, 1), we add one earlier through k12000_plus_one. - // -> f1 = f1 + 1 - (a3 == 0) - const __m128i g1 = _mm_add_epi16(f1, _mm_cmpeq_epi16(a32, zero)); - - const __m128i d0_g1 = _mm_unpacklo_epi64(d0, g1); - const __m128i d2_f3 = _mm_unpacklo_epi64(d2, f3); - _mm_storeu_si128((__m128i*)&out[0], d0_g1); - _mm_storeu_si128((__m128i*)&out[8], d2_f3); -} - -static void FTransform(const uint8_t* src, const uint8_t* ref, int16_t* out) { - const __m128i zero = _mm_setzero_si128(); - // Load src. - const __m128i src0 = _mm_loadl_epi64((const __m128i*)&src[0 * BPS]); - const __m128i src1 = _mm_loadl_epi64((const __m128i*)&src[1 * BPS]); - const __m128i src2 = _mm_loadl_epi64((const __m128i*)&src[2 * BPS]); - const __m128i src3 = _mm_loadl_epi64((const __m128i*)&src[3 * BPS]); - // 00 01 02 03 * - // 10 11 12 13 * - // 20 21 22 23 * - // 30 31 32 33 * - // Shuffle. - const __m128i src_0 = _mm_unpacklo_epi16(src0, src1); - const __m128i src_1 = _mm_unpacklo_epi16(src2, src3); - // 00 01 10 11 02 03 12 13 * * ... - // 20 21 30 31 22 22 32 33 * * ... - - // Load ref. - const __m128i ref0 = _mm_loadl_epi64((const __m128i*)&ref[0 * BPS]); - const __m128i ref1 = _mm_loadl_epi64((const __m128i*)&ref[1 * BPS]); - const __m128i ref2 = _mm_loadl_epi64((const __m128i*)&ref[2 * BPS]); - const __m128i ref3 = _mm_loadl_epi64((const __m128i*)&ref[3 * BPS]); - const __m128i ref_0 = _mm_unpacklo_epi16(ref0, ref1); - const __m128i ref_1 = _mm_unpacklo_epi16(ref2, ref3); - - // Convert both to 16 bit. - const __m128i src_0_16b = _mm_unpacklo_epi8(src_0, zero); - const __m128i src_1_16b = _mm_unpacklo_epi8(src_1, zero); - const __m128i ref_0_16b = _mm_unpacklo_epi8(ref_0, zero); - const __m128i ref_1_16b = _mm_unpacklo_epi8(ref_1, zero); - - // Compute the difference. - const __m128i row01 = _mm_sub_epi16(src_0_16b, ref_0_16b); - const __m128i row23 = _mm_sub_epi16(src_1_16b, ref_1_16b); - __m128i v01, v32; - - // First pass - FTransformPass1(&row01, &row23, &v01, &v32); - - // Second pass - FTransformPass2(&v01, &v32, out); -} - -static void FTransform2(const uint8_t* src, const uint8_t* ref, int16_t* out) { - const __m128i zero = _mm_setzero_si128(); - - // Load src and convert to 16b. - const __m128i src0 = _mm_loadl_epi64((const __m128i*)&src[0 * BPS]); - const __m128i src1 = _mm_loadl_epi64((const __m128i*)&src[1 * BPS]); - const __m128i src2 = _mm_loadl_epi64((const __m128i*)&src[2 * BPS]); - const __m128i src3 = _mm_loadl_epi64((const __m128i*)&src[3 * BPS]); - const __m128i src_0 = _mm_unpacklo_epi8(src0, zero); - const __m128i src_1 = _mm_unpacklo_epi8(src1, zero); - const __m128i src_2 = _mm_unpacklo_epi8(src2, zero); - const __m128i src_3 = _mm_unpacklo_epi8(src3, zero); - // Load ref and convert to 16b. - const __m128i ref0 = _mm_loadl_epi64((const __m128i*)&ref[0 * BPS]); - const __m128i ref1 = _mm_loadl_epi64((const __m128i*)&ref[1 * BPS]); - const __m128i ref2 = _mm_loadl_epi64((const __m128i*)&ref[2 * BPS]); - const __m128i ref3 = _mm_loadl_epi64((const __m128i*)&ref[3 * BPS]); - const __m128i ref_0 = _mm_unpacklo_epi8(ref0, zero); - const __m128i ref_1 = _mm_unpacklo_epi8(ref1, zero); - const __m128i ref_2 = _mm_unpacklo_epi8(ref2, zero); - const __m128i ref_3 = _mm_unpacklo_epi8(ref3, zero); - // Compute difference. -> 00 01 02 03 00' 01' 02' 03' - const __m128i diff0 = _mm_sub_epi16(src_0, ref_0); - const __m128i diff1 = _mm_sub_epi16(src_1, ref_1); - const __m128i diff2 = _mm_sub_epi16(src_2, ref_2); - const __m128i diff3 = _mm_sub_epi16(src_3, ref_3); - - // Unpack and shuffle - // 00 01 02 03 0 0 0 0 - // 10 11 12 13 0 0 0 0 - // 20 21 22 23 0 0 0 0 - // 30 31 32 33 0 0 0 0 - const __m128i shuf01l = _mm_unpacklo_epi32(diff0, diff1); - const __m128i shuf23l = _mm_unpacklo_epi32(diff2, diff3); - const __m128i shuf01h = _mm_unpackhi_epi32(diff0, diff1); - const __m128i shuf23h = _mm_unpackhi_epi32(diff2, diff3); - __m128i v01l, v32l; - __m128i v01h, v32h; - - // First pass - FTransformPass1(&shuf01l, &shuf23l, &v01l, &v32l); - FTransformPass1(&shuf01h, &shuf23h, &v01h, &v32h); - - // Second pass - FTransformPass2(&v01l, &v32l, out + 0); - FTransformPass2(&v01h, &v32h, out + 16); -} - -static void FTransformWHTRow(const int16_t* const in, __m128i* const out) { - const __m128i kMult = _mm_set_epi16(-1, 1, -1, 1, 1, 1, 1, 1); - const __m128i src0 = _mm_loadl_epi64((__m128i*)&in[0 * 16]); - const __m128i src1 = _mm_loadl_epi64((__m128i*)&in[1 * 16]); - const __m128i src2 = _mm_loadl_epi64((__m128i*)&in[2 * 16]); - const __m128i src3 = _mm_loadl_epi64((__m128i*)&in[3 * 16]); - const __m128i A01 = _mm_unpacklo_epi16(src0, src1); // A0 A1 | ... - const __m128i A23 = _mm_unpacklo_epi16(src2, src3); // A2 A3 | ... - const __m128i B0 = _mm_adds_epi16(A01, A23); // a0 | a1 | ... - const __m128i B1 = _mm_subs_epi16(A01, A23); // a3 | a2 | ... - const __m128i C0 = _mm_unpacklo_epi32(B0, B1); // a0 | a1 | a3 | a2 | ... - const __m128i C1 = _mm_unpacklo_epi32(B1, B0); // a3 | a2 | a0 | a1 | ... - const __m128i D = _mm_unpacklo_epi64(C0, C1); // a0 a1 a3 a2 a3 a2 a0 a1 - *out = _mm_madd_epi16(D, kMult); -} - -static void FTransformWHT(const int16_t* in, int16_t* out) { - // Input is 12b signed. - __m128i row0, row1, row2, row3; - // Rows are 14b signed. - FTransformWHTRow(in + 0 * 64, &row0); - FTransformWHTRow(in + 1 * 64, &row1); - FTransformWHTRow(in + 2 * 64, &row2); - FTransformWHTRow(in + 3 * 64, &row3); - - { - // The a* are 15b signed. - const __m128i a0 = _mm_add_epi32(row0, row2); - const __m128i a1 = _mm_add_epi32(row1, row3); - const __m128i a2 = _mm_sub_epi32(row1, row3); - const __m128i a3 = _mm_sub_epi32(row0, row2); - const __m128i a0a3 = _mm_packs_epi32(a0, a3); - const __m128i a1a2 = _mm_packs_epi32(a1, a2); - - // The b* are 16b signed. - const __m128i b0b1 = _mm_add_epi16(a0a3, a1a2); - const __m128i b3b2 = _mm_sub_epi16(a0a3, a1a2); - const __m128i tmp_b2b3 = _mm_unpackhi_epi64(b3b2, b3b2); - const __m128i b2b3 = _mm_unpacklo_epi64(tmp_b2b3, b3b2); - - _mm_storeu_si128((__m128i*)&out[0], _mm_srai_epi16(b0b1, 1)); - _mm_storeu_si128((__m128i*)&out[8], _mm_srai_epi16(b2b3, 1)); - } -} - -//------------------------------------------------------------------------------ -// Compute susceptibility based on DCT-coeff histograms: -// the higher, the "easier" the macroblock is to compress. - -static void CollectHistogram(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo) { - const __m128i zero = _mm_setzero_si128(); - const __m128i max_coeff_thresh = _mm_set1_epi16(MAX_COEFF_THRESH); - int j; - int distribution[MAX_COEFF_THRESH + 1] = { 0 }; - for (j = start_block; j < end_block; ++j) { - int16_t out[16]; - int k; - - FTransform(ref + VP8DspScan[j], pred + VP8DspScan[j], out); - - // Convert coefficients to bin (within out[]). - { - // Load. - const __m128i out0 = _mm_loadu_si128((__m128i*)&out[0]); - const __m128i out1 = _mm_loadu_si128((__m128i*)&out[8]); - const __m128i d0 = _mm_sub_epi16(zero, out0); - const __m128i d1 = _mm_sub_epi16(zero, out1); - const __m128i abs0 = _mm_max_epi16(out0, d0); // abs(v), 16b - const __m128i abs1 = _mm_max_epi16(out1, d1); - // v = abs(out) >> 3 - const __m128i v0 = _mm_srai_epi16(abs0, 3); - const __m128i v1 = _mm_srai_epi16(abs1, 3); - // bin = min(v, MAX_COEFF_THRESH) - const __m128i bin0 = _mm_min_epi16(v0, max_coeff_thresh); - const __m128i bin1 = _mm_min_epi16(v1, max_coeff_thresh); - // Store. - _mm_storeu_si128((__m128i*)&out[0], bin0); - _mm_storeu_si128((__m128i*)&out[8], bin1); - } - - // Convert coefficients to bin. - for (k = 0; k < 16; ++k) { - ++distribution[out[k]]; - } - } - VP8SetHistogramData(distribution, histo); -} - -//------------------------------------------------------------------------------ -// Intra predictions - -// helper for chroma-DC predictions -static WEBP_INLINE void Put8x8uv(uint8_t v, uint8_t* dst) { - int j; - const __m128i values = _mm_set1_epi8(v); - for (j = 0; j < 8; ++j) { - _mm_storel_epi64((__m128i*)(dst + j * BPS), values); - } -} - -static WEBP_INLINE void Put16(uint8_t v, uint8_t* dst) { - int j; - const __m128i values = _mm_set1_epi8(v); - for (j = 0; j < 16; ++j) { - _mm_store_si128((__m128i*)(dst + j * BPS), values); - } -} - -static WEBP_INLINE void Fill(uint8_t* dst, int value, int size) { - if (size == 4) { - int j; - for (j = 0; j < 4; ++j) { - memset(dst + j * BPS, value, 4); - } - } else if (size == 8) { - Put8x8uv(value, dst); - } else { - Put16(value, dst); - } -} - -static WEBP_INLINE void VE8uv(uint8_t* dst, const uint8_t* top) { - int j; - const __m128i top_values = _mm_loadl_epi64((const __m128i*)top); - for (j = 0; j < 8; ++j) { - _mm_storel_epi64((__m128i*)(dst + j * BPS), top_values); - } -} - -static WEBP_INLINE void VE16(uint8_t* dst, const uint8_t* top) { - const __m128i top_values = _mm_load_si128((const __m128i*)top); - int j; - for (j = 0; j < 16; ++j) { - _mm_store_si128((__m128i*)(dst + j * BPS), top_values); - } -} - -static WEBP_INLINE void VerticalPred(uint8_t* dst, - const uint8_t* top, int size) { - if (top != NULL) { - if (size == 8) { - VE8uv(dst, top); - } else { - VE16(dst, top); - } - } else { - Fill(dst, 127, size); - } -} - -static WEBP_INLINE void HE8uv(uint8_t* dst, const uint8_t* left) { - int j; - for (j = 0; j < 8; ++j) { - const __m128i values = _mm_set1_epi8(left[j]); - _mm_storel_epi64((__m128i*)dst, values); - dst += BPS; - } -} - -static WEBP_INLINE void HE16(uint8_t* dst, const uint8_t* left) { - int j; - for (j = 0; j < 16; ++j) { - const __m128i values = _mm_set1_epi8(left[j]); - _mm_store_si128((__m128i*)dst, values); - dst += BPS; - } -} - -static WEBP_INLINE void HorizontalPred(uint8_t* dst, - const uint8_t* left, int size) { - if (left != NULL) { - if (size == 8) { - HE8uv(dst, left); - } else { - HE16(dst, left); - } - } else { - Fill(dst, 129, size); - } -} - -static WEBP_INLINE void TM(uint8_t* dst, const uint8_t* left, - const uint8_t* top, int size) { - const __m128i zero = _mm_setzero_si128(); - int y; - if (size == 8) { - const __m128i top_values = _mm_loadl_epi64((const __m128i*)top); - const __m128i top_base = _mm_unpacklo_epi8(top_values, zero); - for (y = 0; y < 8; ++y, dst += BPS) { - const int val = left[y] - left[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out = _mm_packus_epi16(_mm_add_epi16(base, top_base), zero); - _mm_storel_epi64((__m128i*)dst, out); - } - } else { - const __m128i top_values = _mm_load_si128((const __m128i*)top); - const __m128i top_base_0 = _mm_unpacklo_epi8(top_values, zero); - const __m128i top_base_1 = _mm_unpackhi_epi8(top_values, zero); - for (y = 0; y < 16; ++y, dst += BPS) { - const int val = left[y] - left[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out_0 = _mm_add_epi16(base, top_base_0); - const __m128i out_1 = _mm_add_epi16(base, top_base_1); - const __m128i out = _mm_packus_epi16(out_0, out_1); - _mm_store_si128((__m128i*)dst, out); - } - } -} - -static WEBP_INLINE void TrueMotion(uint8_t* dst, const uint8_t* left, - const uint8_t* top, int size) { - if (left != NULL) { - if (top != NULL) { - TM(dst, left, top, size); - } else { - HorizontalPred(dst, left, size); - } - } else { - // true motion without left samples (hence: with default 129 value) - // is equivalent to VE prediction where you just copy the top samples. - // Note that if top samples are not available, the default value is - // then 129, and not 127 as in the VerticalPred case. - if (top != NULL) { - VerticalPred(dst, top, size); - } else { - Fill(dst, 129, size); - } - } -} - -static WEBP_INLINE void DC8uv(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - const __m128i top_values = _mm_loadl_epi64((const __m128i*)top); - const __m128i left_values = _mm_loadl_epi64((const __m128i*)left); - const __m128i combined = _mm_unpacklo_epi64(top_values, left_values); - const int DC = VP8HorizontalAdd8b(&combined) + 8; - Put8x8uv(DC >> 4, dst); -} - -static WEBP_INLINE void DC8uvNoLeft(uint8_t* dst, const uint8_t* top) { - const __m128i zero = _mm_setzero_si128(); - const __m128i top_values = _mm_loadl_epi64((const __m128i*)top); - const __m128i sum = _mm_sad_epu8(top_values, zero); - const int DC = _mm_cvtsi128_si32(sum) + 4; - Put8x8uv(DC >> 3, dst); -} - -static WEBP_INLINE void DC8uvNoTop(uint8_t* dst, const uint8_t* left) { - // 'left' is contiguous so we can reuse the top summation. - DC8uvNoLeft(dst, left); -} - -static WEBP_INLINE void DC8uvNoTopLeft(uint8_t* dst) { - Put8x8uv(0x80, dst); -} - -static WEBP_INLINE void DC8uvMode(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - if (top != NULL) { - if (left != NULL) { // top and left present - DC8uv(dst, left, top); - } else { // top, but no left - DC8uvNoLeft(dst, top); - } - } else if (left != NULL) { // left but no top - DC8uvNoTop(dst, left); - } else { // no top, no left, nothing. - DC8uvNoTopLeft(dst); - } -} - -static WEBP_INLINE void DC16(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - const __m128i top_row = _mm_load_si128((const __m128i*)top); - const __m128i left_row = _mm_load_si128((const __m128i*)left); - const int DC = - VP8HorizontalAdd8b(&top_row) + VP8HorizontalAdd8b(&left_row) + 16; - Put16(DC >> 5, dst); -} - -static WEBP_INLINE void DC16NoLeft(uint8_t* dst, const uint8_t* top) { - const __m128i top_row = _mm_load_si128((const __m128i*)top); - const int DC = VP8HorizontalAdd8b(&top_row) + 8; - Put16(DC >> 4, dst); -} - -static WEBP_INLINE void DC16NoTop(uint8_t* dst, const uint8_t* left) { - // 'left' is contiguous so we can reuse the top summation. - DC16NoLeft(dst, left); -} - -static WEBP_INLINE void DC16NoTopLeft(uint8_t* dst) { - Put16(0x80, dst); -} - -static WEBP_INLINE void DC16Mode(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - if (top != NULL) { - if (left != NULL) { // top and left present - DC16(dst, left, top); - } else { // top, but no left - DC16NoLeft(dst, top); - } - } else if (left != NULL) { // left but no top - DC16NoTop(dst, left); - } else { // no top, no left, nothing. - DC16NoTopLeft(dst); - } -} - -//------------------------------------------------------------------------------ -// 4x4 predictions - -#define DST(x, y) dst[(x) + (y) * BPS] -#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2) -#define AVG2(a, b) (((a) + (b) + 1) >> 1) - -// We use the following 8b-arithmetic tricks: -// (a + 2 * b + c + 2) >> 2 = (AC + b + 1) >> 1 -// where: AC = (a + c) >> 1 = [(a + c + 1) >> 1] - [(a^c) & 1] -// and: -// (a + 2 * b + c + 2) >> 2 = (AB + BC + 1) >> 1 - (ab|bc)&lsb -// where: AC = (a + b + 1) >> 1, BC = (b + c + 1) >> 1 -// and ab = a ^ b, bc = b ^ c, lsb = (AC^BC)&1 - -static WEBP_INLINE void VE4(uint8_t* dst, const uint8_t* top) { // vertical - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(top - 1)); - const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH00 = _mm_srli_si128(ABCDEFGH, 2); - const __m128i a = _mm_avg_epu8(ABCDEFGH, CDEFGH00); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(ABCDEFGH, CDEFGH00), one); - const __m128i b = _mm_subs_epu8(a, lsb); - const __m128i avg = _mm_avg_epu8(b, BCDEFGH0); - const uint32_t vals = _mm_cvtsi128_si32(avg); - int i; - for (i = 0; i < 4; ++i) { - WebPUint32ToMem(dst + i * BPS, vals); - } -} - -static WEBP_INLINE void HE4(uint8_t* dst, const uint8_t* top) { // horizontal - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - WebPUint32ToMem(dst + 0 * BPS, 0x01010101U * AVG3(X, I, J)); - WebPUint32ToMem(dst + 1 * BPS, 0x01010101U * AVG3(I, J, K)); - WebPUint32ToMem(dst + 2 * BPS, 0x01010101U * AVG3(J, K, L)); - WebPUint32ToMem(dst + 3 * BPS, 0x01010101U * AVG3(K, L, L)); -} - -static WEBP_INLINE void DC4(uint8_t* dst, const uint8_t* top) { - uint32_t dc = 4; - int i; - for (i = 0; i < 4; ++i) dc += top[i] + top[-5 + i]; - Fill(dst, dc >> 3, 4); -} - -static WEBP_INLINE void LD4(uint8_t* dst, const uint8_t* top) { // Down-Left - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((const __m128i*)top); - const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH00 = _mm_srli_si128(ABCDEFGH, 2); - const __m128i CDEFGHH0 = _mm_insert_epi16(CDEFGH00, top[7], 3); - const __m128i avg1 = _mm_avg_epu8(ABCDEFGH, CDEFGHH0); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(ABCDEFGH, CDEFGHH0), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i abcdefg = _mm_avg_epu8(avg2, BCDEFGH0); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( abcdefg )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 1))); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 2))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 3))); -} - -static WEBP_INLINE void VR4(uint8_t* dst, - const uint8_t* top) { // Vertical-Right - const __m128i one = _mm_set1_epi8(1); - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int X = top[-1]; - const __m128i XABCD = _mm_loadl_epi64((const __m128i*)(top - 1)); - const __m128i ABCD0 = _mm_srli_si128(XABCD, 1); - const __m128i abcd = _mm_avg_epu8(XABCD, ABCD0); - const __m128i _XABCD = _mm_slli_si128(XABCD, 1); - const __m128i IXABCD = _mm_insert_epi16(_XABCD, I | (X << 8), 0); - const __m128i avg1 = _mm_avg_epu8(IXABCD, ABCD0); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(IXABCD, ABCD0), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i efgh = _mm_avg_epu8(avg2, XABCD); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( abcd )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32( efgh )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_slli_si128(abcd, 1))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_slli_si128(efgh, 1))); - - // these two are hard to implement in SSE2, so we keep the C-version: - DST(0, 2) = AVG3(J, I, X); - DST(0, 3) = AVG3(K, J, I); -} - -static WEBP_INLINE void VL4(uint8_t* dst, - const uint8_t* top) { // Vertical-Left - const __m128i one = _mm_set1_epi8(1); - const __m128i ABCDEFGH = _mm_loadl_epi64((const __m128i*)top); - const __m128i BCDEFGH_ = _mm_srli_si128(ABCDEFGH, 1); - const __m128i CDEFGH__ = _mm_srli_si128(ABCDEFGH, 2); - const __m128i avg1 = _mm_avg_epu8(ABCDEFGH, BCDEFGH_); - const __m128i avg2 = _mm_avg_epu8(CDEFGH__, BCDEFGH_); - const __m128i avg3 = _mm_avg_epu8(avg1, avg2); - const __m128i lsb1 = _mm_and_si128(_mm_xor_si128(avg1, avg2), one); - const __m128i ab = _mm_xor_si128(ABCDEFGH, BCDEFGH_); - const __m128i bc = _mm_xor_si128(CDEFGH__, BCDEFGH_); - const __m128i abbc = _mm_or_si128(ab, bc); - const __m128i lsb2 = _mm_and_si128(abbc, lsb1); - const __m128i avg4 = _mm_subs_epu8(avg3, lsb2); - const uint32_t extra_out = _mm_cvtsi128_si32(_mm_srli_si128(avg4, 4)); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32( avg1 )); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32( avg4 )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(avg1, 1))); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(avg4, 1))); - - // these two are hard to get and irregular - DST(3, 2) = (extra_out >> 0) & 0xff; - DST(3, 3) = (extra_out >> 8) & 0xff; -} - -static WEBP_INLINE void RD4(uint8_t* dst, const uint8_t* top) { // Down-right - const __m128i one = _mm_set1_epi8(1); - const __m128i LKJIXABC = _mm_loadl_epi64((const __m128i*)(top - 5)); - const __m128i LKJIXABCD = _mm_insert_epi16(LKJIXABC, top[3], 4); - const __m128i KJIXABCD_ = _mm_srli_si128(LKJIXABCD, 1); - const __m128i JIXABCD__ = _mm_srli_si128(LKJIXABCD, 2); - const __m128i avg1 = _mm_avg_epu8(JIXABCD__, LKJIXABCD); - const __m128i lsb = _mm_and_si128(_mm_xor_si128(JIXABCD__, LKJIXABCD), one); - const __m128i avg2 = _mm_subs_epu8(avg1, lsb); - const __m128i abcdefg = _mm_avg_epu8(avg2, KJIXABCD_); - WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32( abcdefg )); - WebPUint32ToMem(dst + 2 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 1))); - WebPUint32ToMem(dst + 1 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 2))); - WebPUint32ToMem(dst + 0 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 3))); -} - -static WEBP_INLINE void HU4(uint8_t* dst, const uint8_t* top) { - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - DST(0, 0) = AVG2(I, J); - DST(2, 0) = DST(0, 1) = AVG2(J, K); - DST(2, 1) = DST(0, 2) = AVG2(K, L); - DST(1, 0) = AVG3(I, J, K); - DST(3, 0) = DST(1, 1) = AVG3(J, K, L); - DST(3, 1) = DST(1, 2) = AVG3(K, L, L); - DST(3, 2) = DST(2, 2) = - DST(0, 3) = DST(1, 3) = DST(2, 3) = DST(3, 3) = L; -} - -static WEBP_INLINE void HD4(uint8_t* dst, const uint8_t* top) { - const int X = top[-1]; - const int I = top[-2]; - const int J = top[-3]; - const int K = top[-4]; - const int L = top[-5]; - const int A = top[0]; - const int B = top[1]; - const int C = top[2]; - - DST(0, 0) = DST(2, 1) = AVG2(I, X); - DST(0, 1) = DST(2, 2) = AVG2(J, I); - DST(0, 2) = DST(2, 3) = AVG2(K, J); - DST(0, 3) = AVG2(L, K); - - DST(3, 0) = AVG3(A, B, C); - DST(2, 0) = AVG3(X, A, B); - DST(1, 0) = DST(3, 1) = AVG3(I, X, A); - DST(1, 1) = DST(3, 2) = AVG3(J, I, X); - DST(1, 2) = DST(3, 3) = AVG3(K, J, I); - DST(1, 3) = AVG3(L, K, J); -} - -static WEBP_INLINE void TM4(uint8_t* dst, const uint8_t* top) { - const __m128i zero = _mm_setzero_si128(); - const __m128i top_values = _mm_cvtsi32_si128(WebPMemToUint32(top)); - const __m128i top_base = _mm_unpacklo_epi8(top_values, zero); - int y; - for (y = 0; y < 4; ++y, dst += BPS) { - const int val = top[-2 - y] - top[-1]; - const __m128i base = _mm_set1_epi16(val); - const __m128i out = _mm_packus_epi16(_mm_add_epi16(base, top_base), zero); - WebPUint32ToMem(dst, _mm_cvtsi128_si32(out)); - } -} - -#undef DST -#undef AVG3 -#undef AVG2 - -//------------------------------------------------------------------------------ -// luma 4x4 prediction - -// Left samples are top[-5 .. -2], top_left is top[-1], top are -// located at top[0..3], and top right is top[4..7] -static void Intra4Preds(uint8_t* dst, const uint8_t* top) { - DC4(I4DC4 + dst, top); - TM4(I4TM4 + dst, top); - VE4(I4VE4 + dst, top); - HE4(I4HE4 + dst, top); - RD4(I4RD4 + dst, top); - VR4(I4VR4 + dst, top); - LD4(I4LD4 + dst, top); - VL4(I4VL4 + dst, top); - HD4(I4HD4 + dst, top); - HU4(I4HU4 + dst, top); -} - -//------------------------------------------------------------------------------ -// Chroma 8x8 prediction (paragraph 12.2) - -static void IntraChromaPreds(uint8_t* dst, const uint8_t* left, - const uint8_t* top) { - // U block - DC8uvMode(C8DC8 + dst, left, top); - VerticalPred(C8VE8 + dst, top, 8); - HorizontalPred(C8HE8 + dst, left, 8); - TrueMotion(C8TM8 + dst, left, top, 8); - // V block - dst += 8; - if (top != NULL) top += 8; - if (left != NULL) left += 16; - DC8uvMode(C8DC8 + dst, left, top); - VerticalPred(C8VE8 + dst, top, 8); - HorizontalPred(C8HE8 + dst, left, 8); - TrueMotion(C8TM8 + dst, left, top, 8); -} - -//------------------------------------------------------------------------------ -// luma 16x16 prediction (paragraph 12.3) - -static void Intra16Preds(uint8_t* dst, - const uint8_t* left, const uint8_t* top) { - DC16Mode(I16DC16 + dst, left, top); - VerticalPred(I16VE16 + dst, top, 16); - HorizontalPred(I16HE16 + dst, left, 16); - TrueMotion(I16TM16 + dst, left, top, 16); -} - -//------------------------------------------------------------------------------ -// Metric - -static WEBP_INLINE void SubtractAndAccumulate(const __m128i a, const __m128i b, - __m128i* const sum) { - // take abs(a-b) in 8b - const __m128i a_b = _mm_subs_epu8(a, b); - const __m128i b_a = _mm_subs_epu8(b, a); - const __m128i abs_a_b = _mm_or_si128(a_b, b_a); - // zero-extend to 16b - const __m128i zero = _mm_setzero_si128(); - const __m128i C0 = _mm_unpacklo_epi8(abs_a_b, zero); - const __m128i C1 = _mm_unpackhi_epi8(abs_a_b, zero); - // multiply with self - const __m128i sum1 = _mm_madd_epi16(C0, C0); - const __m128i sum2 = _mm_madd_epi16(C1, C1); - *sum = _mm_add_epi32(sum1, sum2); -} - -static WEBP_INLINE int SSE_16xN(const uint8_t* a, const uint8_t* b, - int num_pairs) { - __m128i sum = _mm_setzero_si128(); - int32_t tmp[4]; - int i; - - for (i = 0; i < num_pairs; ++i) { - const __m128i a0 = _mm_loadu_si128((const __m128i*)&a[BPS * 0]); - const __m128i b0 = _mm_loadu_si128((const __m128i*)&b[BPS * 0]); - const __m128i a1 = _mm_loadu_si128((const __m128i*)&a[BPS * 1]); - const __m128i b1 = _mm_loadu_si128((const __m128i*)&b[BPS * 1]); - __m128i sum1, sum2; - SubtractAndAccumulate(a0, b0, &sum1); - SubtractAndAccumulate(a1, b1, &sum2); - sum = _mm_add_epi32(sum, _mm_add_epi32(sum1, sum2)); - a += 2 * BPS; - b += 2 * BPS; - } - _mm_storeu_si128((__m128i*)tmp, sum); - return (tmp[3] + tmp[2] + tmp[1] + tmp[0]); -} - -static int SSE16x16(const uint8_t* a, const uint8_t* b) { - return SSE_16xN(a, b, 8); -} - -static int SSE16x8(const uint8_t* a, const uint8_t* b) { - return SSE_16xN(a, b, 4); -} - -#define LOAD_8x16b(ptr) \ - _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i*)(ptr)), zero) - -static int SSE8x8(const uint8_t* a, const uint8_t* b) { - const __m128i zero = _mm_setzero_si128(); - int num_pairs = 4; - __m128i sum = zero; - int32_t tmp[4]; - while (num_pairs-- > 0) { - const __m128i a0 = LOAD_8x16b(&a[BPS * 0]); - const __m128i a1 = LOAD_8x16b(&a[BPS * 1]); - const __m128i b0 = LOAD_8x16b(&b[BPS * 0]); - const __m128i b1 = LOAD_8x16b(&b[BPS * 1]); - // subtract - const __m128i c0 = _mm_subs_epi16(a0, b0); - const __m128i c1 = _mm_subs_epi16(a1, b1); - // multiply/accumulate with self - const __m128i d0 = _mm_madd_epi16(c0, c0); - const __m128i d1 = _mm_madd_epi16(c1, c1); - // collect - const __m128i sum01 = _mm_add_epi32(d0, d1); - sum = _mm_add_epi32(sum, sum01); - a += 2 * BPS; - b += 2 * BPS; - } - _mm_storeu_si128((__m128i*)tmp, sum); - return (tmp[3] + tmp[2] + tmp[1] + tmp[0]); -} -#undef LOAD_8x16b - -static int SSE4x4(const uint8_t* a, const uint8_t* b) { - const __m128i zero = _mm_setzero_si128(); - - // Load values. Note that we read 8 pixels instead of 4, - // but the a/b buffers are over-allocated to that effect. - const __m128i a0 = _mm_loadl_epi64((const __m128i*)&a[BPS * 0]); - const __m128i a1 = _mm_loadl_epi64((const __m128i*)&a[BPS * 1]); - const __m128i a2 = _mm_loadl_epi64((const __m128i*)&a[BPS * 2]); - const __m128i a3 = _mm_loadl_epi64((const __m128i*)&a[BPS * 3]); - const __m128i b0 = _mm_loadl_epi64((const __m128i*)&b[BPS * 0]); - const __m128i b1 = _mm_loadl_epi64((const __m128i*)&b[BPS * 1]); - const __m128i b2 = _mm_loadl_epi64((const __m128i*)&b[BPS * 2]); - const __m128i b3 = _mm_loadl_epi64((const __m128i*)&b[BPS * 3]); - // Combine pair of lines. - const __m128i a01 = _mm_unpacklo_epi32(a0, a1); - const __m128i a23 = _mm_unpacklo_epi32(a2, a3); - const __m128i b01 = _mm_unpacklo_epi32(b0, b1); - const __m128i b23 = _mm_unpacklo_epi32(b2, b3); - // Convert to 16b. - const __m128i a01s = _mm_unpacklo_epi8(a01, zero); - const __m128i a23s = _mm_unpacklo_epi8(a23, zero); - const __m128i b01s = _mm_unpacklo_epi8(b01, zero); - const __m128i b23s = _mm_unpacklo_epi8(b23, zero); - // subtract, square and accumulate - const __m128i d0 = _mm_subs_epi16(a01s, b01s); - const __m128i d1 = _mm_subs_epi16(a23s, b23s); - const __m128i e0 = _mm_madd_epi16(d0, d0); - const __m128i e1 = _mm_madd_epi16(d1, d1); - const __m128i sum = _mm_add_epi32(e0, e1); - - int32_t tmp[4]; - _mm_storeu_si128((__m128i*)tmp, sum); - return (tmp[3] + tmp[2] + tmp[1] + tmp[0]); -} - -//------------------------------------------------------------------------------ -// Texture distortion -// -// We try to match the spectral content (weighted) between source and -// reconstructed samples. - -// Hadamard transform -// Returns the weighted sum of the absolute value of transformed coefficients. -// w[] contains a row-major 4 by 4 symmetric matrix. -static int TTransform(const uint8_t* inA, const uint8_t* inB, - const uint16_t* const w) { - int32_t sum[4]; - __m128i tmp_0, tmp_1, tmp_2, tmp_3; - const __m128i zero = _mm_setzero_si128(); - - // Load and combine inputs. - { - const __m128i inA_0 = _mm_loadl_epi64((const __m128i*)&inA[BPS * 0]); - const __m128i inA_1 = _mm_loadl_epi64((const __m128i*)&inA[BPS * 1]); - const __m128i inA_2 = _mm_loadl_epi64((const __m128i*)&inA[BPS * 2]); - const __m128i inA_3 = _mm_loadl_epi64((const __m128i*)&inA[BPS * 3]); - const __m128i inB_0 = _mm_loadl_epi64((const __m128i*)&inB[BPS * 0]); - const __m128i inB_1 = _mm_loadl_epi64((const __m128i*)&inB[BPS * 1]); - const __m128i inB_2 = _mm_loadl_epi64((const __m128i*)&inB[BPS * 2]); - const __m128i inB_3 = _mm_loadl_epi64((const __m128i*)&inB[BPS * 3]); - - // Combine inA and inB (we'll do two transforms in parallel). - const __m128i inAB_0 = _mm_unpacklo_epi32(inA_0, inB_0); - const __m128i inAB_1 = _mm_unpacklo_epi32(inA_1, inB_1); - const __m128i inAB_2 = _mm_unpacklo_epi32(inA_2, inB_2); - const __m128i inAB_3 = _mm_unpacklo_epi32(inA_3, inB_3); - tmp_0 = _mm_unpacklo_epi8(inAB_0, zero); - tmp_1 = _mm_unpacklo_epi8(inAB_1, zero); - tmp_2 = _mm_unpacklo_epi8(inAB_2, zero); - tmp_3 = _mm_unpacklo_epi8(inAB_3, zero); - // a00 a01 a02 a03 b00 b01 b02 b03 - // a10 a11 a12 a13 b10 b11 b12 b13 - // a20 a21 a22 a23 b20 b21 b22 b23 - // a30 a31 a32 a33 b30 b31 b32 b33 - } - - // Vertical pass first to avoid a transpose (vertical and horizontal passes - // are commutative because w/kWeightY is symmetric) and subsequent transpose. - { - // Calculate a and b (two 4x4 at once). - const __m128i a0 = _mm_add_epi16(tmp_0, tmp_2); - const __m128i a1 = _mm_add_epi16(tmp_1, tmp_3); - const __m128i a2 = _mm_sub_epi16(tmp_1, tmp_3); - const __m128i a3 = _mm_sub_epi16(tmp_0, tmp_2); - const __m128i b0 = _mm_add_epi16(a0, a1); - const __m128i b1 = _mm_add_epi16(a3, a2); - const __m128i b2 = _mm_sub_epi16(a3, a2); - const __m128i b3 = _mm_sub_epi16(a0, a1); - // a00 a01 a02 a03 b00 b01 b02 b03 - // a10 a11 a12 a13 b10 b11 b12 b13 - // a20 a21 a22 a23 b20 b21 b22 b23 - // a30 a31 a32 a33 b30 b31 b32 b33 - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&b0, &b1, &b2, &b3, &tmp_0, &tmp_1, &tmp_2, &tmp_3); - } - - // Horizontal pass and difference of weighted sums. - { - // Load all inputs. - const __m128i w_0 = _mm_loadu_si128((const __m128i*)&w[0]); - const __m128i w_8 = _mm_loadu_si128((const __m128i*)&w[8]); - - // Calculate a and b (two 4x4 at once). - const __m128i a0 = _mm_add_epi16(tmp_0, tmp_2); - const __m128i a1 = _mm_add_epi16(tmp_1, tmp_3); - const __m128i a2 = _mm_sub_epi16(tmp_1, tmp_3); - const __m128i a3 = _mm_sub_epi16(tmp_0, tmp_2); - const __m128i b0 = _mm_add_epi16(a0, a1); - const __m128i b1 = _mm_add_epi16(a3, a2); - const __m128i b2 = _mm_sub_epi16(a3, a2); - const __m128i b3 = _mm_sub_epi16(a0, a1); - - // Separate the transforms of inA and inB. - __m128i A_b0 = _mm_unpacklo_epi64(b0, b1); - __m128i A_b2 = _mm_unpacklo_epi64(b2, b3); - __m128i B_b0 = _mm_unpackhi_epi64(b0, b1); - __m128i B_b2 = _mm_unpackhi_epi64(b2, b3); - - { - const __m128i d0 = _mm_sub_epi16(zero, A_b0); - const __m128i d1 = _mm_sub_epi16(zero, A_b2); - const __m128i d2 = _mm_sub_epi16(zero, B_b0); - const __m128i d3 = _mm_sub_epi16(zero, B_b2); - A_b0 = _mm_max_epi16(A_b0, d0); // abs(v), 16b - A_b2 = _mm_max_epi16(A_b2, d1); - B_b0 = _mm_max_epi16(B_b0, d2); - B_b2 = _mm_max_epi16(B_b2, d3); - } - - // weighted sums - A_b0 = _mm_madd_epi16(A_b0, w_0); - A_b2 = _mm_madd_epi16(A_b2, w_8); - B_b0 = _mm_madd_epi16(B_b0, w_0); - B_b2 = _mm_madd_epi16(B_b2, w_8); - A_b0 = _mm_add_epi32(A_b0, A_b2); - B_b0 = _mm_add_epi32(B_b0, B_b2); - - // difference of weighted sums - A_b0 = _mm_sub_epi32(A_b0, B_b0); - _mm_storeu_si128((__m128i*)&sum[0], A_b0); - } - return sum[0] + sum[1] + sum[2] + sum[3]; -} - -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - const int diff_sum = TTransform(a, b, w); - return abs(diff_sum) >> 5; -} - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -//------------------------------------------------------------------------------ -// Quantization -// - -static WEBP_INLINE int DoQuantizeBlock(int16_t in[16], int16_t out[16], - const uint16_t* const sharpen, - const VP8Matrix* const mtx) { - const __m128i max_coeff_2047 = _mm_set1_epi16(MAX_LEVEL); - const __m128i zero = _mm_setzero_si128(); - __m128i coeff0, coeff8; - __m128i out0, out8; - __m128i packed_out; - - // Load all inputs. - __m128i in0 = _mm_loadu_si128((__m128i*)&in[0]); - __m128i in8 = _mm_loadu_si128((__m128i*)&in[8]); - const __m128i iq0 = _mm_loadu_si128((const __m128i*)&mtx->iq_[0]); - const __m128i iq8 = _mm_loadu_si128((const __m128i*)&mtx->iq_[8]); - const __m128i q0 = _mm_loadu_si128((const __m128i*)&mtx->q_[0]); - const __m128i q8 = _mm_loadu_si128((const __m128i*)&mtx->q_[8]); - - // extract sign(in) (0x0000 if positive, 0xffff if negative) - const __m128i sign0 = _mm_cmpgt_epi16(zero, in0); - const __m128i sign8 = _mm_cmpgt_epi16(zero, in8); - - // coeff = abs(in) = (in ^ sign) - sign - coeff0 = _mm_xor_si128(in0, sign0); - coeff8 = _mm_xor_si128(in8, sign8); - coeff0 = _mm_sub_epi16(coeff0, sign0); - coeff8 = _mm_sub_epi16(coeff8, sign8); - - // coeff = abs(in) + sharpen - if (sharpen != NULL) { - const __m128i sharpen0 = _mm_loadu_si128((const __m128i*)&sharpen[0]); - const __m128i sharpen8 = _mm_loadu_si128((const __m128i*)&sharpen[8]); - coeff0 = _mm_add_epi16(coeff0, sharpen0); - coeff8 = _mm_add_epi16(coeff8, sharpen8); - } - - // out = (coeff * iQ + B) >> QFIX - { - // doing calculations with 32b precision (QFIX=17) - // out = (coeff * iQ) - const __m128i coeff_iQ0H = _mm_mulhi_epu16(coeff0, iq0); - const __m128i coeff_iQ0L = _mm_mullo_epi16(coeff0, iq0); - const __m128i coeff_iQ8H = _mm_mulhi_epu16(coeff8, iq8); - const __m128i coeff_iQ8L = _mm_mullo_epi16(coeff8, iq8); - __m128i out_00 = _mm_unpacklo_epi16(coeff_iQ0L, coeff_iQ0H); - __m128i out_04 = _mm_unpackhi_epi16(coeff_iQ0L, coeff_iQ0H); - __m128i out_08 = _mm_unpacklo_epi16(coeff_iQ8L, coeff_iQ8H); - __m128i out_12 = _mm_unpackhi_epi16(coeff_iQ8L, coeff_iQ8H); - // out = (coeff * iQ + B) - const __m128i bias_00 = _mm_loadu_si128((const __m128i*)&mtx->bias_[0]); - const __m128i bias_04 = _mm_loadu_si128((const __m128i*)&mtx->bias_[4]); - const __m128i bias_08 = _mm_loadu_si128((const __m128i*)&mtx->bias_[8]); - const __m128i bias_12 = _mm_loadu_si128((const __m128i*)&mtx->bias_[12]); - out_00 = _mm_add_epi32(out_00, bias_00); - out_04 = _mm_add_epi32(out_04, bias_04); - out_08 = _mm_add_epi32(out_08, bias_08); - out_12 = _mm_add_epi32(out_12, bias_12); - // out = QUANTDIV(coeff, iQ, B, QFIX) - out_00 = _mm_srai_epi32(out_00, QFIX); - out_04 = _mm_srai_epi32(out_04, QFIX); - out_08 = _mm_srai_epi32(out_08, QFIX); - out_12 = _mm_srai_epi32(out_12, QFIX); - - // pack result as 16b - out0 = _mm_packs_epi32(out_00, out_04); - out8 = _mm_packs_epi32(out_08, out_12); - - // if (coeff > 2047) coeff = 2047 - out0 = _mm_min_epi16(out0, max_coeff_2047); - out8 = _mm_min_epi16(out8, max_coeff_2047); - } - - // get sign back (if (sign[j]) out_n = -out_n) - out0 = _mm_xor_si128(out0, sign0); - out8 = _mm_xor_si128(out8, sign8); - out0 = _mm_sub_epi16(out0, sign0); - out8 = _mm_sub_epi16(out8, sign8); - - // in = out * Q - in0 = _mm_mullo_epi16(out0, q0); - in8 = _mm_mullo_epi16(out8, q8); - - _mm_storeu_si128((__m128i*)&in[0], in0); - _mm_storeu_si128((__m128i*)&in[8], in8); - - // zigzag the output before storing it. - // - // The zigzag pattern can almost be reproduced with a small sequence of - // shuffles. After it, we only need to swap the 7th (ending up in third - // position instead of twelfth) and 8th values. - { - __m128i outZ0, outZ8; - outZ0 = _mm_shufflehi_epi16(out0, _MM_SHUFFLE(2, 1, 3, 0)); - outZ0 = _mm_shuffle_epi32 (outZ0, _MM_SHUFFLE(3, 1, 2, 0)); - outZ0 = _mm_shufflehi_epi16(outZ0, _MM_SHUFFLE(3, 1, 0, 2)); - outZ8 = _mm_shufflelo_epi16(out8, _MM_SHUFFLE(3, 0, 2, 1)); - outZ8 = _mm_shuffle_epi32 (outZ8, _MM_SHUFFLE(3, 1, 2, 0)); - outZ8 = _mm_shufflelo_epi16(outZ8, _MM_SHUFFLE(1, 3, 2, 0)); - _mm_storeu_si128((__m128i*)&out[0], outZ0); - _mm_storeu_si128((__m128i*)&out[8], outZ8); - packed_out = _mm_packs_epi16(outZ0, outZ8); - } - { - const int16_t outZ_12 = out[12]; - const int16_t outZ_3 = out[3]; - out[3] = outZ_12; - out[12] = outZ_3; - } - - // detect if all 'out' values are zeroes or not - return (_mm_movemask_epi8(_mm_cmpeq_epi8(packed_out, zero)) != 0xffff); -} - -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - return DoQuantizeBlock(in, out, &mtx->sharpen_[0], mtx); -} - -static int QuantizeBlockWHT(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - return DoQuantizeBlock(in, out, NULL, mtx); -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - const uint16_t* const sharpen = &mtx->sharpen_[0]; - nz = DoQuantizeBlock(in + 0 * 16, out + 0 * 16, sharpen, mtx) << 0; - nz |= DoQuantizeBlock(in + 1 * 16, out + 1 * 16, sharpen, mtx) << 1; - return nz; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitSSE2(void) { - VP8CollectHistogram = CollectHistogram; - VP8EncPredLuma16 = Intra16Preds; - VP8EncPredChroma8 = IntraChromaPreds; - VP8EncPredLuma4 = Intra4Preds; - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; - VP8EncQuantizeBlockWHT = QuantizeBlockWHT; - VP8ITransform = ITransform; - VP8FTransform = FTransform; - VP8FTransform2 = FTransform2; - VP8FTransformWHT = FTransformWHT; - VP8SSE16x16 = SSE16x16; - VP8SSE16x8 = SSE16x8; - VP8SSE8x8 = SSE8x8; - VP8SSE4x4 = SSE4x4; - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8EncDspInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/enc_sse41.c b/drivers/webp/dsp/enc_sse41.c deleted file mode 100644 index a1783901a6..0000000000 --- a/drivers/webp/dsp/enc_sse41.c +++ /dev/null @@ -1,339 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE4 version of some encoding functions. -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE41) -#include <smmintrin.h> -#include <stdlib.h> // for abs() - -#include "./common_sse2.h" -#include "../enc/vp8enci.h" - -//------------------------------------------------------------------------------ -// Compute susceptibility based on DCT-coeff histograms. - -static void CollectHistogram(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block, - VP8Histogram* const histo) { - const __m128i max_coeff_thresh = _mm_set1_epi16(MAX_COEFF_THRESH); - int j; - int distribution[MAX_COEFF_THRESH + 1] = { 0 }; - for (j = start_block; j < end_block; ++j) { - int16_t out[16]; - int k; - - VP8FTransform(ref + VP8DspScan[j], pred + VP8DspScan[j], out); - - // Convert coefficients to bin (within out[]). - { - // Load. - const __m128i out0 = _mm_loadu_si128((__m128i*)&out[0]); - const __m128i out1 = _mm_loadu_si128((__m128i*)&out[8]); - // v = abs(out) >> 3 - const __m128i abs0 = _mm_abs_epi16(out0); - const __m128i abs1 = _mm_abs_epi16(out1); - const __m128i v0 = _mm_srai_epi16(abs0, 3); - const __m128i v1 = _mm_srai_epi16(abs1, 3); - // bin = min(v, MAX_COEFF_THRESH) - const __m128i bin0 = _mm_min_epi16(v0, max_coeff_thresh); - const __m128i bin1 = _mm_min_epi16(v1, max_coeff_thresh); - // Store. - _mm_storeu_si128((__m128i*)&out[0], bin0); - _mm_storeu_si128((__m128i*)&out[8], bin1); - } - - // Convert coefficients to bin. - for (k = 0; k < 16; ++k) { - ++distribution[out[k]]; - } - } - VP8SetHistogramData(distribution, histo); -} - -//------------------------------------------------------------------------------ -// Texture distortion -// -// We try to match the spectral content (weighted) between source and -// reconstructed samples. - -// Hadamard transform -// Returns the weighted sum of the absolute value of transformed coefficients. -// w[] contains a row-major 4 by 4 symmetric matrix. -static int TTransform(const uint8_t* inA, const uint8_t* inB, - const uint16_t* const w) { - int32_t sum[4]; - __m128i tmp_0, tmp_1, tmp_2, tmp_3; - - // Load and combine inputs. - { - const __m128i inA_0 = _mm_loadu_si128((const __m128i*)&inA[BPS * 0]); - const __m128i inA_1 = _mm_loadu_si128((const __m128i*)&inA[BPS * 1]); - const __m128i inA_2 = _mm_loadu_si128((const __m128i*)&inA[BPS * 2]); - // In SSE4.1, with gcc 4.8 at least (maybe other versions), - // _mm_loadu_si128 is faster than _mm_loadl_epi64. But for the last lump - // of inA and inB, _mm_loadl_epi64 is still used not to have an out of - // bound read. - const __m128i inA_3 = _mm_loadl_epi64((const __m128i*)&inA[BPS * 3]); - const __m128i inB_0 = _mm_loadu_si128((const __m128i*)&inB[BPS * 0]); - const __m128i inB_1 = _mm_loadu_si128((const __m128i*)&inB[BPS * 1]); - const __m128i inB_2 = _mm_loadu_si128((const __m128i*)&inB[BPS * 2]); - const __m128i inB_3 = _mm_loadl_epi64((const __m128i*)&inB[BPS * 3]); - - // Combine inA and inB (we'll do two transforms in parallel). - const __m128i inAB_0 = _mm_unpacklo_epi32(inA_0, inB_0); - const __m128i inAB_1 = _mm_unpacklo_epi32(inA_1, inB_1); - const __m128i inAB_2 = _mm_unpacklo_epi32(inA_2, inB_2); - const __m128i inAB_3 = _mm_unpacklo_epi32(inA_3, inB_3); - tmp_0 = _mm_cvtepu8_epi16(inAB_0); - tmp_1 = _mm_cvtepu8_epi16(inAB_1); - tmp_2 = _mm_cvtepu8_epi16(inAB_2); - tmp_3 = _mm_cvtepu8_epi16(inAB_3); - // a00 a01 a02 a03 b00 b01 b02 b03 - // a10 a11 a12 a13 b10 b11 b12 b13 - // a20 a21 a22 a23 b20 b21 b22 b23 - // a30 a31 a32 a33 b30 b31 b32 b33 - } - - // Vertical pass first to avoid a transpose (vertical and horizontal passes - // are commutative because w/kWeightY is symmetric) and subsequent transpose. - { - // Calculate a and b (two 4x4 at once). - const __m128i a0 = _mm_add_epi16(tmp_0, tmp_2); - const __m128i a1 = _mm_add_epi16(tmp_1, tmp_3); - const __m128i a2 = _mm_sub_epi16(tmp_1, tmp_3); - const __m128i a3 = _mm_sub_epi16(tmp_0, tmp_2); - const __m128i b0 = _mm_add_epi16(a0, a1); - const __m128i b1 = _mm_add_epi16(a3, a2); - const __m128i b2 = _mm_sub_epi16(a3, a2); - const __m128i b3 = _mm_sub_epi16(a0, a1); - // a00 a01 a02 a03 b00 b01 b02 b03 - // a10 a11 a12 a13 b10 b11 b12 b13 - // a20 a21 a22 a23 b20 b21 b22 b23 - // a30 a31 a32 a33 b30 b31 b32 b33 - - // Transpose the two 4x4. - VP8Transpose_2_4x4_16b(&b0, &b1, &b2, &b3, &tmp_0, &tmp_1, &tmp_2, &tmp_3); - } - - // Horizontal pass and difference of weighted sums. - { - // Load all inputs. - const __m128i w_0 = _mm_loadu_si128((const __m128i*)&w[0]); - const __m128i w_8 = _mm_loadu_si128((const __m128i*)&w[8]); - - // Calculate a and b (two 4x4 at once). - const __m128i a0 = _mm_add_epi16(tmp_0, tmp_2); - const __m128i a1 = _mm_add_epi16(tmp_1, tmp_3); - const __m128i a2 = _mm_sub_epi16(tmp_1, tmp_3); - const __m128i a3 = _mm_sub_epi16(tmp_0, tmp_2); - const __m128i b0 = _mm_add_epi16(a0, a1); - const __m128i b1 = _mm_add_epi16(a3, a2); - const __m128i b2 = _mm_sub_epi16(a3, a2); - const __m128i b3 = _mm_sub_epi16(a0, a1); - - // Separate the transforms of inA and inB. - __m128i A_b0 = _mm_unpacklo_epi64(b0, b1); - __m128i A_b2 = _mm_unpacklo_epi64(b2, b3); - __m128i B_b0 = _mm_unpackhi_epi64(b0, b1); - __m128i B_b2 = _mm_unpackhi_epi64(b2, b3); - - A_b0 = _mm_abs_epi16(A_b0); - A_b2 = _mm_abs_epi16(A_b2); - B_b0 = _mm_abs_epi16(B_b0); - B_b2 = _mm_abs_epi16(B_b2); - - // weighted sums - A_b0 = _mm_madd_epi16(A_b0, w_0); - A_b2 = _mm_madd_epi16(A_b2, w_8); - B_b0 = _mm_madd_epi16(B_b0, w_0); - B_b2 = _mm_madd_epi16(B_b2, w_8); - A_b0 = _mm_add_epi32(A_b0, A_b2); - B_b0 = _mm_add_epi32(B_b0, B_b2); - - // difference of weighted sums - A_b2 = _mm_sub_epi32(A_b0, B_b0); - _mm_storeu_si128((__m128i*)&sum[0], A_b2); - } - return sum[0] + sum[1] + sum[2] + sum[3]; -} - -static int Disto4x4(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - const int diff_sum = TTransform(a, b, w); - return abs(diff_sum) >> 5; -} - -static int Disto16x16(const uint8_t* const a, const uint8_t* const b, - const uint16_t* const w) { - int D = 0; - int x, y; - for (y = 0; y < 16 * BPS; y += 4 * BPS) { - for (x = 0; x < 16; x += 4) { - D += Disto4x4(a + x + y, b + x + y, w); - } - } - return D; -} - -//------------------------------------------------------------------------------ -// Quantization -// - -// Generates a pshufb constant for shuffling 16b words. -#define PSHUFB_CST(A,B,C,D,E,F,G,H) \ - _mm_set_epi8(2 * (H) + 1, 2 * (H) + 0, 2 * (G) + 1, 2 * (G) + 0, \ - 2 * (F) + 1, 2 * (F) + 0, 2 * (E) + 1, 2 * (E) + 0, \ - 2 * (D) + 1, 2 * (D) + 0, 2 * (C) + 1, 2 * (C) + 0, \ - 2 * (B) + 1, 2 * (B) + 0, 2 * (A) + 1, 2 * (A) + 0) - -static WEBP_INLINE int DoQuantizeBlock(int16_t in[16], int16_t out[16], - const uint16_t* const sharpen, - const VP8Matrix* const mtx) { - const __m128i max_coeff_2047 = _mm_set1_epi16(MAX_LEVEL); - const __m128i zero = _mm_setzero_si128(); - __m128i out0, out8; - __m128i packed_out; - - // Load all inputs. - __m128i in0 = _mm_loadu_si128((__m128i*)&in[0]); - __m128i in8 = _mm_loadu_si128((__m128i*)&in[8]); - const __m128i iq0 = _mm_loadu_si128((const __m128i*)&mtx->iq_[0]); - const __m128i iq8 = _mm_loadu_si128((const __m128i*)&mtx->iq_[8]); - const __m128i q0 = _mm_loadu_si128((const __m128i*)&mtx->q_[0]); - const __m128i q8 = _mm_loadu_si128((const __m128i*)&mtx->q_[8]); - - // coeff = abs(in) - __m128i coeff0 = _mm_abs_epi16(in0); - __m128i coeff8 = _mm_abs_epi16(in8); - - // coeff = abs(in) + sharpen - if (sharpen != NULL) { - const __m128i sharpen0 = _mm_loadu_si128((const __m128i*)&sharpen[0]); - const __m128i sharpen8 = _mm_loadu_si128((const __m128i*)&sharpen[8]); - coeff0 = _mm_add_epi16(coeff0, sharpen0); - coeff8 = _mm_add_epi16(coeff8, sharpen8); - } - - // out = (coeff * iQ + B) >> QFIX - { - // doing calculations with 32b precision (QFIX=17) - // out = (coeff * iQ) - const __m128i coeff_iQ0H = _mm_mulhi_epu16(coeff0, iq0); - const __m128i coeff_iQ0L = _mm_mullo_epi16(coeff0, iq0); - const __m128i coeff_iQ8H = _mm_mulhi_epu16(coeff8, iq8); - const __m128i coeff_iQ8L = _mm_mullo_epi16(coeff8, iq8); - __m128i out_00 = _mm_unpacklo_epi16(coeff_iQ0L, coeff_iQ0H); - __m128i out_04 = _mm_unpackhi_epi16(coeff_iQ0L, coeff_iQ0H); - __m128i out_08 = _mm_unpacklo_epi16(coeff_iQ8L, coeff_iQ8H); - __m128i out_12 = _mm_unpackhi_epi16(coeff_iQ8L, coeff_iQ8H); - // out = (coeff * iQ + B) - const __m128i bias_00 = _mm_loadu_si128((const __m128i*)&mtx->bias_[0]); - const __m128i bias_04 = _mm_loadu_si128((const __m128i*)&mtx->bias_[4]); - const __m128i bias_08 = _mm_loadu_si128((const __m128i*)&mtx->bias_[8]); - const __m128i bias_12 = _mm_loadu_si128((const __m128i*)&mtx->bias_[12]); - out_00 = _mm_add_epi32(out_00, bias_00); - out_04 = _mm_add_epi32(out_04, bias_04); - out_08 = _mm_add_epi32(out_08, bias_08); - out_12 = _mm_add_epi32(out_12, bias_12); - // out = QUANTDIV(coeff, iQ, B, QFIX) - out_00 = _mm_srai_epi32(out_00, QFIX); - out_04 = _mm_srai_epi32(out_04, QFIX); - out_08 = _mm_srai_epi32(out_08, QFIX); - out_12 = _mm_srai_epi32(out_12, QFIX); - - // pack result as 16b - out0 = _mm_packs_epi32(out_00, out_04); - out8 = _mm_packs_epi32(out_08, out_12); - - // if (coeff > 2047) coeff = 2047 - out0 = _mm_min_epi16(out0, max_coeff_2047); - out8 = _mm_min_epi16(out8, max_coeff_2047); - } - - // put sign back - out0 = _mm_sign_epi16(out0, in0); - out8 = _mm_sign_epi16(out8, in8); - - // in = out * Q - in0 = _mm_mullo_epi16(out0, q0); - in8 = _mm_mullo_epi16(out8, q8); - - _mm_storeu_si128((__m128i*)&in[0], in0); - _mm_storeu_si128((__m128i*)&in[8], in8); - - // zigzag the output before storing it. The re-ordering is: - // 0 1 2 3 4 5 6 7 | 8 9 10 11 12 13 14 15 - // -> 0 1 4[8]5 2 3 6 | 9 12 13 10 [7]11 14 15 - // There's only two misplaced entries ([8] and [7]) that are crossing the - // reg's boundaries. - // We use pshufb instead of pshuflo/pshufhi. - { - const __m128i kCst_lo = PSHUFB_CST(0, 1, 4, -1, 5, 2, 3, 6); - const __m128i kCst_7 = PSHUFB_CST(-1, -1, -1, -1, 7, -1, -1, -1); - const __m128i tmp_lo = _mm_shuffle_epi8(out0, kCst_lo); - const __m128i tmp_7 = _mm_shuffle_epi8(out0, kCst_7); // extract #7 - const __m128i kCst_hi = PSHUFB_CST(1, 4, 5, 2, -1, 3, 6, 7); - const __m128i kCst_8 = PSHUFB_CST(-1, -1, -1, 0, -1, -1, -1, -1); - const __m128i tmp_hi = _mm_shuffle_epi8(out8, kCst_hi); - const __m128i tmp_8 = _mm_shuffle_epi8(out8, kCst_8); // extract #8 - const __m128i out_z0 = _mm_or_si128(tmp_lo, tmp_8); - const __m128i out_z8 = _mm_or_si128(tmp_hi, tmp_7); - _mm_storeu_si128((__m128i*)&out[0], out_z0); - _mm_storeu_si128((__m128i*)&out[8], out_z8); - packed_out = _mm_packs_epi16(out_z0, out_z8); - } - - // detect if all 'out' values are zeroes or not - return (_mm_movemask_epi8(_mm_cmpeq_epi8(packed_out, zero)) != 0xffff); -} - -#undef PSHUFB_CST - -static int QuantizeBlock(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - return DoQuantizeBlock(in, out, &mtx->sharpen_[0], mtx); -} - -static int QuantizeBlockWHT(int16_t in[16], int16_t out[16], - const VP8Matrix* const mtx) { - return DoQuantizeBlock(in, out, NULL, mtx); -} - -static int Quantize2Blocks(int16_t in[32], int16_t out[32], - const VP8Matrix* const mtx) { - int nz; - const uint16_t* const sharpen = &mtx->sharpen_[0]; - nz = DoQuantizeBlock(in + 0 * 16, out + 0 * 16, sharpen, mtx) << 0; - nz |= DoQuantizeBlock(in + 1 * 16, out + 1 * 16, sharpen, mtx) << 1; - return nz; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8EncDspInitSSE41(void); -WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspInitSSE41(void) { - VP8CollectHistogram = CollectHistogram; - VP8EncQuantizeBlock = QuantizeBlock; - VP8EncQuantize2Blocks = Quantize2Blocks; - VP8EncQuantizeBlockWHT = QuantizeBlockWHT; - VP8TDisto4x4 = Disto4x4; - VP8TDisto16x16 = Disto16x16; -} - -#else // !WEBP_USE_SSE41 - -WEBP_DSP_INIT_STUB(VP8EncDspInitSSE41) - -#endif // WEBP_USE_SSE41 diff --git a/drivers/webp/dsp/filters.c b/drivers/webp/dsp/filters.c deleted file mode 100644 index 9f04faf0cb..0000000000 --- a/drivers/webp/dsp/filters.c +++ /dev/null @@ -1,261 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Spatial prediction using various filters -// -// Author: Urvang (urvang@google.com) - -#include "./dsp.h" -#include <assert.h> -#include <stdlib.h> -#include <string.h> - -//------------------------------------------------------------------------------ -// Helpful macro. - -# define SANITY_CHECK(in, out) \ - assert(in != NULL); \ - assert(out != NULL); \ - assert(width > 0); \ - assert(height > 0); \ - assert(stride >= width); \ - assert(row >= 0 && num_rows > 0 && row + num_rows <= height); \ - (void)height; // Silence unused warning. - -static WEBP_INLINE void PredictLine(const uint8_t* src, const uint8_t* pred, - uint8_t* dst, int length, int inverse) { - int i; - if (inverse) { - for (i = 0; i < length; ++i) dst[i] = src[i] + pred[i]; - } else { - for (i = 0; i < length; ++i) dst[i] = src[i] - pred[i]; - } -} - -//------------------------------------------------------------------------------ -// Horizontal filter. - -static WEBP_INLINE void DoHorizontalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - int inverse, uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = inverse ? out : in; - - if (row == 0) { - // Leftmost pixel is the same as input for topmost scanline. - out[0] = in[0]; - PredictLine(in + 1, preds, out + 1, width - 1, inverse); - row = 1; - preds += stride; - in += stride; - out += stride; - } - - // Filter line-by-line. - while (row < last_row) { - // Leftmost pixel is predicted from above. - PredictLine(in, preds - stride, out, 1, inverse); - PredictLine(in + 1, preds, out + 1, width - 1, inverse); - ++row; - preds += stride; - in += stride; - out += stride; - } -} - -//------------------------------------------------------------------------------ -// Vertical filter. - -static WEBP_INLINE void DoVerticalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - int inverse, uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = inverse ? out : in; - - if (row == 0) { - // Very first top-left pixel is copied. - out[0] = in[0]; - // Rest of top scan-line is left-predicted. - PredictLine(in + 1, preds, out + 1, width - 1, inverse); - row = 1; - in += stride; - out += stride; - } else { - // We are starting from in-between. Make sure 'preds' points to prev row. - preds -= stride; - } - - // Filter line-by-line. - while (row < last_row) { - PredictLine(in, preds, out, width, inverse); - ++row; - preds += stride; - in += stride; - out += stride; - } -} - -//------------------------------------------------------------------------------ -// Gradient filter. - -static WEBP_INLINE int GradientPredictor(uint8_t a, uint8_t b, uint8_t c) { - const int g = a + b - c; - return ((g & ~0xff) == 0) ? g : (g < 0) ? 0 : 255; // clip to 8bit -} - -static WEBP_INLINE void DoGradientFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - int inverse, uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = inverse ? out : in; - - // left prediction for top scan-line - if (row == 0) { - out[0] = in[0]; - PredictLine(in + 1, preds, out + 1, width - 1, inverse); - row = 1; - preds += stride; - in += stride; - out += stride; - } - - // Filter line-by-line. - while (row < last_row) { - int w; - // leftmost pixel: predict from above. - PredictLine(in, preds - stride, out, 1, inverse); - for (w = 1; w < width; ++w) { - const int pred = GradientPredictor(preds[w - 1], - preds[w - stride], - preds[w - stride - 1]); - out[w] = in[w] + (inverse ? pred : -pred); - } - ++row; - preds += stride; - in += stride; - out += stride; - } -} - -#undef SANITY_CHECK - -//------------------------------------------------------------------------------ - -static void HorizontalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoHorizontalFilter(data, width, height, stride, 0, height, 0, filtered_data); -} - -static void VerticalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoVerticalFilter(data, width, height, stride, 0, height, 0, filtered_data); -} - - -static void GradientFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoGradientFilter(data, width, height, stride, 0, height, 0, filtered_data); -} - - -//------------------------------------------------------------------------------ - -static void HorizontalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - uint8_t pred = (prev == NULL) ? 0 : prev[0]; - int i; - for (i = 0; i < width; ++i) { - out[i] = pred + in[i]; - pred = out[i]; - } -} - -static void VerticalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - int i; - for (i = 0; i < width; ++i) out[i] = prev[i] + in[i]; - } -} - -static void GradientUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - uint8_t top = prev[0], top_left = top, left = top; - int i; - for (i = 0; i < width; ++i) { - top = prev[i]; // need to read this first, in case prev==out - left = in[i] + GradientPredictor(left, top, top_left); - top_left = top; - out[i] = left; - } - } -} - -//------------------------------------------------------------------------------ -// Init function - -WebPFilterFunc WebPFilters[WEBP_FILTER_LAST]; -WebPUnfilterFunc WebPUnfilters[WEBP_FILTER_LAST]; - -extern void VP8FiltersInitMIPSdspR2(void); -extern void VP8FiltersInitSSE2(void); - -static volatile VP8CPUInfo filters_last_cpuinfo_used = - (VP8CPUInfo)&filters_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8FiltersInit(void) { - if (filters_last_cpuinfo_used == VP8GetCPUInfo) return; - - WebPUnfilters[WEBP_FILTER_NONE] = NULL; - WebPUnfilters[WEBP_FILTER_HORIZONTAL] = HorizontalUnfilter; - WebPUnfilters[WEBP_FILTER_VERTICAL] = VerticalUnfilter; - WebPUnfilters[WEBP_FILTER_GRADIENT] = GradientUnfilter; - - WebPFilters[WEBP_FILTER_NONE] = NULL; - WebPFilters[WEBP_FILTER_HORIZONTAL] = HorizontalFilter; - WebPFilters[WEBP_FILTER_VERTICAL] = VerticalFilter; - WebPFilters[WEBP_FILTER_GRADIENT] = GradientFilter; - - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8FiltersInitSSE2(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8FiltersInitMIPSdspR2(); - } -#endif - } - filters_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/filters_mips_dsp_r2.c b/drivers/webp/dsp/filters_mips_dsp_r2.c deleted file mode 100644 index 1d82e3c2e1..0000000000 --- a/drivers/webp/dsp/filters_mips_dsp_r2.c +++ /dev/null @@ -1,395 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Spatial prediction using various filters -// -// Author(s): Branimir Vasic (branimir.vasic@imgtec.com) -// Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "../dsp/dsp.h" -#include <assert.h> -#include <stdlib.h> -#include <string.h> - -//------------------------------------------------------------------------------ -// Helpful macro. - -# define SANITY_CHECK(in, out) \ - assert(in != NULL); \ - assert(out != NULL); \ - assert(width > 0); \ - assert(height > 0); \ - assert(stride >= width); \ - assert(row >= 0 && num_rows > 0 && row + num_rows <= height); \ - (void)height; // Silence unused warning. - -#define DO_PREDICT_LINE(SRC, DST, LENGTH, INVERSE) do { \ - const uint8_t* psrc = (uint8_t*)(SRC); \ - uint8_t* pdst = (uint8_t*)(DST); \ - const int ilength = (int)(LENGTH); \ - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; \ - __asm__ volatile ( \ - ".set push \n\t" \ - ".set noreorder \n\t" \ - "srl %[temp0], %[length], 2 \n\t" \ - "beqz %[temp0], 4f \n\t" \ - " andi %[temp6], %[length], 3 \n\t" \ - ".if " #INVERSE " \n\t" \ - "1: \n\t" \ - "lbu %[temp1], -1(%[dst]) \n\t" \ - "lbu %[temp2], 0(%[src]) \n\t" \ - "lbu %[temp3], 1(%[src]) \n\t" \ - "lbu %[temp4], 2(%[src]) \n\t" \ - "lbu %[temp5], 3(%[src]) \n\t" \ - "addu %[temp1], %[temp1], %[temp2] \n\t" \ - "addu %[temp2], %[temp1], %[temp3] \n\t" \ - "addu %[temp3], %[temp2], %[temp4] \n\t" \ - "addu %[temp4], %[temp3], %[temp5] \n\t" \ - "sb %[temp1], 0(%[dst]) \n\t" \ - "sb %[temp2], 1(%[dst]) \n\t" \ - "sb %[temp3], 2(%[dst]) \n\t" \ - "sb %[temp4], 3(%[dst]) \n\t" \ - "addiu %[src], %[src], 4 \n\t" \ - "addiu %[temp0], %[temp0], -1 \n\t" \ - "bnez %[temp0], 1b \n\t" \ - " addiu %[dst], %[dst], 4 \n\t" \ - ".else \n\t" \ - "1: \n\t" \ - "ulw %[temp1], -1(%[src]) \n\t" \ - "ulw %[temp2], 0(%[src]) \n\t" \ - "addiu %[src], %[src], 4 \n\t" \ - "addiu %[temp0], %[temp0], -1 \n\t" \ - "subu.qb %[temp3], %[temp2], %[temp1] \n\t" \ - "usw %[temp3], 0(%[dst]) \n\t" \ - "bnez %[temp0], 1b \n\t" \ - " addiu %[dst], %[dst], 4 \n\t" \ - ".endif \n\t" \ - "4: \n\t" \ - "beqz %[temp6], 3f \n\t" \ - " nop \n\t" \ - "2: \n\t" \ - "lbu %[temp2], 0(%[src]) \n\t" \ - ".if " #INVERSE " \n\t" \ - "lbu %[temp1], -1(%[dst]) \n\t" \ - "addu %[temp3], %[temp1], %[temp2] \n\t" \ - ".else \n\t" \ - "lbu %[temp1], -1(%[src]) \n\t" \ - "subu %[temp3], %[temp1], %[temp2] \n\t" \ - ".endif \n\t" \ - "addiu %[src], %[src], 1 \n\t" \ - "sb %[temp3], 0(%[dst]) \n\t" \ - "addiu %[temp6], %[temp6], -1 \n\t" \ - "bnez %[temp6], 2b \n\t" \ - " addiu %[dst], %[dst], 1 \n\t" \ - "3: \n\t" \ - ".set pop \n\t" \ - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), \ - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), \ - [temp6]"=&r"(temp6), [dst]"+&r"(pdst), [src]"+&r"(psrc) \ - : [length]"r"(ilength) \ - : "memory" \ - ); \ - } while (0) - -static WEBP_INLINE void PredictLine(const uint8_t* src, uint8_t* dst, - int length) { - DO_PREDICT_LINE(src, dst, length, 0); -} - -#define DO_PREDICT_LINE_VERTICAL(SRC, PRED, DST, LENGTH, INVERSE) do { \ - const uint8_t* psrc = (uint8_t*)(SRC); \ - const uint8_t* ppred = (uint8_t*)(PRED); \ - uint8_t* pdst = (uint8_t*)(DST); \ - const int ilength = (int)(LENGTH); \ - int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; \ - __asm__ volatile ( \ - ".set push \n\t" \ - ".set noreorder \n\t" \ - "srl %[temp0], %[length], 0x3 \n\t" \ - "beqz %[temp0], 4f \n\t" \ - " andi %[temp7], %[length], 0x7 \n\t" \ - "1: \n\t" \ - "ulw %[temp1], 0(%[src]) \n\t" \ - "ulw %[temp2], 0(%[pred]) \n\t" \ - "ulw %[temp3], 4(%[src]) \n\t" \ - "ulw %[temp4], 4(%[pred]) \n\t" \ - "addiu %[src], %[src], 8 \n\t" \ - ".if " #INVERSE " \n\t" \ - "addu.qb %[temp5], %[temp1], %[temp2] \n\t" \ - "addu.qb %[temp6], %[temp3], %[temp4] \n\t" \ - ".else \n\t" \ - "subu.qb %[temp5], %[temp1], %[temp2] \n\t" \ - "subu.qb %[temp6], %[temp3], %[temp4] \n\t" \ - ".endif \n\t" \ - "addiu %[pred], %[pred], 8 \n\t" \ - "usw %[temp5], 0(%[dst]) \n\t" \ - "usw %[temp6], 4(%[dst]) \n\t" \ - "addiu %[temp0], %[temp0], -1 \n\t" \ - "bnez %[temp0], 1b \n\t" \ - " addiu %[dst], %[dst], 8 \n\t" \ - "4: \n\t" \ - "beqz %[temp7], 3f \n\t" \ - " nop \n\t" \ - "2: \n\t" \ - "lbu %[temp1], 0(%[src]) \n\t" \ - "lbu %[temp2], 0(%[pred]) \n\t" \ - "addiu %[src], %[src], 1 \n\t" \ - "addiu %[pred], %[pred], 1 \n\t" \ - ".if " #INVERSE " \n\t" \ - "addu %[temp3], %[temp1], %[temp2] \n\t" \ - ".else \n\t" \ - "subu %[temp3], %[temp1], %[temp2] \n\t" \ - ".endif \n\t" \ - "sb %[temp3], 0(%[dst]) \n\t" \ - "addiu %[temp7], %[temp7], -1 \n\t" \ - "bnez %[temp7], 2b \n\t" \ - " addiu %[dst], %[dst], 1 \n\t" \ - "3: \n\t" \ - ".set pop \n\t" \ - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), \ - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), \ - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [pred]"+&r"(ppred), \ - [dst]"+&r"(pdst), [src]"+&r"(psrc) \ - : [length]"r"(ilength) \ - : "memory" \ - ); \ - } while (0) - -#define PREDICT_LINE_ONE_PASS(SRC, PRED, DST) do { \ - int temp1, temp2, temp3; \ - __asm__ volatile ( \ - "lbu %[temp1], 0(%[src]) \n\t" \ - "lbu %[temp2], 0(%[pred]) \n\t" \ - "subu %[temp3], %[temp1], %[temp2] \n\t" \ - "sb %[temp3], 0(%[dst]) \n\t" \ - : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3) \ - : [pred]"r"((PRED)), [dst]"r"((DST)), [src]"r"((SRC)) \ - : "memory" \ - ); \ - } while (0) - -//------------------------------------------------------------------------------ -// Horizontal filter. - -#define FILTER_LINE_BY_LINE do { \ - while (row < last_row) { \ - PREDICT_LINE_ONE_PASS(in, preds - stride, out); \ - DO_PREDICT_LINE(in + 1, out + 1, width - 1, 0); \ - ++row; \ - preds += stride; \ - in += stride; \ - out += stride; \ - } \ - } while (0) - -static WEBP_INLINE void DoHorizontalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = in; - - if (row == 0) { - // Leftmost pixel is the same as input for topmost scanline. - out[0] = in[0]; - PredictLine(in + 1, out + 1, width - 1); - row = 1; - preds += stride; - in += stride; - out += stride; - } - - // Filter line-by-line. - FILTER_LINE_BY_LINE; -} -#undef FILTER_LINE_BY_LINE - -static void HorizontalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoHorizontalFilter(data, width, height, stride, 0, height, filtered_data); -} - -//------------------------------------------------------------------------------ -// Vertical filter. - -#define FILTER_LINE_BY_LINE do { \ - while (row < last_row) { \ - DO_PREDICT_LINE_VERTICAL(in, preds, out, width, 0); \ - ++row; \ - preds += stride; \ - in += stride; \ - out += stride; \ - } \ - } while (0) - -static WEBP_INLINE void DoVerticalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = in; - - if (row == 0) { - // Very first top-left pixel is copied. - out[0] = in[0]; - // Rest of top scan-line is left-predicted. - PredictLine(in + 1, out + 1, width - 1); - row = 1; - in += stride; - out += stride; - } else { - // We are starting from in-between. Make sure 'preds' points to prev row. - preds -= stride; - } - - // Filter line-by-line. - FILTER_LINE_BY_LINE; -} -#undef FILTER_LINE_BY_LINE - -static void VerticalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoVerticalFilter(data, width, height, stride, 0, height, filtered_data); -} - -//------------------------------------------------------------------------------ -// Gradient filter. - -static WEBP_INLINE int GradientPredictor(uint8_t a, uint8_t b, uint8_t c) { - int temp0; - __asm__ volatile ( - "addu %[temp0], %[a], %[b] \n\t" - "subu %[temp0], %[temp0], %[c] \n\t" - "shll_s.w %[temp0], %[temp0], 23 \n\t" - "precrqu_s.qb.ph %[temp0], %[temp0], $zero \n\t" - "srl %[temp0], %[temp0], 24 \n\t" - : [temp0]"=&r"(temp0) - : [a]"r"(a),[b]"r"(b),[c]"r"(c) - ); - return temp0; -} - -#define FILTER_LINE_BY_LINE(PREDS, OPERATION) do { \ - while (row < last_row) { \ - int w; \ - PREDICT_LINE_ONE_PASS(in, PREDS - stride, out); \ - for (w = 1; w < width; ++w) { \ - const int pred = GradientPredictor(PREDS[w - 1], \ - PREDS[w - stride], \ - PREDS[w - stride - 1]); \ - out[w] = in[w] OPERATION pred; \ - } \ - ++row; \ - in += stride; \ - out += stride; \ - } \ - } while (0) - -static WEBP_INLINE void DoGradientFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, uint8_t* out) { - const uint8_t* preds; - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - preds = in; - - // left prediction for top scan-line - if (row == 0) { - out[0] = in[0]; - PredictLine(in + 1, out + 1, width - 1); - row = 1; - preds += stride; - in += stride; - out += stride; - } - - // Filter line-by-line. - FILTER_LINE_BY_LINE(in, -); -} -#undef FILTER_LINE_BY_LINE - -static void GradientFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoGradientFilter(data, width, height, stride, 0, height, filtered_data); -} - -//------------------------------------------------------------------------------ - -static void HorizontalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - out[0] = in[0] + (prev == NULL ? 0 : prev[0]); - DO_PREDICT_LINE(in + 1, out + 1, width - 1, 1); -} - -static void VerticalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - DO_PREDICT_LINE_VERTICAL(in, prev, out, width, 1); - } -} - -static void GradientUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - uint8_t top = prev[0], top_left = top, left = top; - int i; - for (i = 0; i < width; ++i) { - top = prev[i]; // need to read this first, in case prev==dst - left = in[i] + GradientPredictor(left, top, top_left); - top_left = top; - out[i] = left; - } - } -} - -#undef DO_PREDICT_LINE_VERTICAL -#undef PREDICT_LINE_ONE_PASS -#undef DO_PREDICT_LINE -#undef SANITY_CHECK - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8FiltersInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8FiltersInitMIPSdspR2(void) { - WebPUnfilters[WEBP_FILTER_HORIZONTAL] = HorizontalUnfilter; - WebPUnfilters[WEBP_FILTER_VERTICAL] = VerticalUnfilter; - WebPUnfilters[WEBP_FILTER_GRADIENT] = GradientUnfilter; - - WebPFilters[WEBP_FILTER_HORIZONTAL] = HorizontalFilter; - WebPFilters[WEBP_FILTER_VERTICAL] = VerticalFilter; - WebPFilters[WEBP_FILTER_GRADIENT] = GradientFilter; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8FiltersInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/filters_sse2.c b/drivers/webp/dsp/filters_sse2.c deleted file mode 100644 index 67f77999e6..0000000000 --- a/drivers/webp/dsp/filters_sse2.c +++ /dev/null @@ -1,330 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 variant of alpha filters -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) - -#include <assert.h> -#include <emmintrin.h> -#include <stdlib.h> -#include <string.h> - -//------------------------------------------------------------------------------ -// Helpful macro. - -# define SANITY_CHECK(in, out) \ - assert(in != NULL); \ - assert(out != NULL); \ - assert(width > 0); \ - assert(height > 0); \ - assert(stride >= width); \ - assert(row >= 0 && num_rows > 0 && row + num_rows <= height); \ - (void)height; // Silence unused warning. - -static void PredictLineTop(const uint8_t* src, const uint8_t* pred, - uint8_t* dst, int length) { - int i; - const int max_pos = length & ~31; - assert(length >= 0); - for (i = 0; i < max_pos; i += 32) { - const __m128i A0 = _mm_loadu_si128((const __m128i*)&src[i + 0]); - const __m128i A1 = _mm_loadu_si128((const __m128i*)&src[i + 16]); - const __m128i B0 = _mm_loadu_si128((const __m128i*)&pred[i + 0]); - const __m128i B1 = _mm_loadu_si128((const __m128i*)&pred[i + 16]); - const __m128i C0 = _mm_sub_epi8(A0, B0); - const __m128i C1 = _mm_sub_epi8(A1, B1); - _mm_storeu_si128((__m128i*)&dst[i + 0], C0); - _mm_storeu_si128((__m128i*)&dst[i + 16], C1); - } - for (; i < length; ++i) dst[i] = src[i] - pred[i]; -} - -// Special case for left-based prediction (when preds==dst-1 or preds==src-1). -static void PredictLineLeft(const uint8_t* src, uint8_t* dst, int length) { - int i; - const int max_pos = length & ~31; - assert(length >= 0); - for (i = 0; i < max_pos; i += 32) { - const __m128i A0 = _mm_loadu_si128((const __m128i*)(src + i + 0 )); - const __m128i B0 = _mm_loadu_si128((const __m128i*)(src + i + 0 - 1)); - const __m128i A1 = _mm_loadu_si128((const __m128i*)(src + i + 16 )); - const __m128i B1 = _mm_loadu_si128((const __m128i*)(src + i + 16 - 1)); - const __m128i C0 = _mm_sub_epi8(A0, B0); - const __m128i C1 = _mm_sub_epi8(A1, B1); - _mm_storeu_si128((__m128i*)(dst + i + 0), C0); - _mm_storeu_si128((__m128i*)(dst + i + 16), C1); - } - for (; i < length; ++i) dst[i] = src[i] - src[i - 1]; -} - -//------------------------------------------------------------------------------ -// Horizontal filter. - -static WEBP_INLINE void DoHorizontalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - uint8_t* out) { - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - - if (row == 0) { - // Leftmost pixel is the same as input for topmost scanline. - out[0] = in[0]; - PredictLineLeft(in + 1, out + 1, width - 1); - row = 1; - in += stride; - out += stride; - } - - // Filter line-by-line. - while (row < last_row) { - // Leftmost pixel is predicted from above. - out[0] = in[0] - in[-stride]; - PredictLineLeft(in + 1, out + 1, width - 1); - ++row; - in += stride; - out += stride; - } -} - -//------------------------------------------------------------------------------ -// Vertical filter. - -static WEBP_INLINE void DoVerticalFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, uint8_t* out) { - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - - if (row == 0) { - // Very first top-left pixel is copied. - out[0] = in[0]; - // Rest of top scan-line is left-predicted. - PredictLineLeft(in + 1, out + 1, width - 1); - row = 1; - in += stride; - out += stride; - } - - // Filter line-by-line. - while (row < last_row) { - PredictLineTop(in, in - stride, out, width); - ++row; - in += stride; - out += stride; - } -} - -//------------------------------------------------------------------------------ -// Gradient filter. - -static WEBP_INLINE int GradientPredictorC(uint8_t a, uint8_t b, uint8_t c) { - const int g = a + b - c; - return ((g & ~0xff) == 0) ? g : (g < 0) ? 0 : 255; // clip to 8bit -} - -static void GradientPredictDirect(const uint8_t* const row, - const uint8_t* const top, - uint8_t* const out, int length) { - const int max_pos = length & ~7; - int i; - const __m128i zero = _mm_setzero_si128(); - for (i = 0; i < max_pos; i += 8) { - const __m128i A0 = _mm_loadl_epi64((const __m128i*)&row[i - 1]); - const __m128i B0 = _mm_loadl_epi64((const __m128i*)&top[i]); - const __m128i C0 = _mm_loadl_epi64((const __m128i*)&top[i - 1]); - const __m128i D = _mm_loadl_epi64((const __m128i*)&row[i]); - const __m128i A1 = _mm_unpacklo_epi8(A0, zero); - const __m128i B1 = _mm_unpacklo_epi8(B0, zero); - const __m128i C1 = _mm_unpacklo_epi8(C0, zero); - const __m128i E = _mm_add_epi16(A1, B1); - const __m128i F = _mm_sub_epi16(E, C1); - const __m128i G = _mm_packus_epi16(F, zero); - const __m128i H = _mm_sub_epi8(D, G); - _mm_storel_epi64((__m128i*)(out + i), H); - } - for (; i < length; ++i) { - out[i] = row[i] - GradientPredictorC(row[i - 1], top[i], top[i - 1]); - } -} - -static WEBP_INLINE void DoGradientFilter(const uint8_t* in, - int width, int height, int stride, - int row, int num_rows, - uint8_t* out) { - const size_t start_offset = row * stride; - const int last_row = row + num_rows; - SANITY_CHECK(in, out); - in += start_offset; - out += start_offset; - - // left prediction for top scan-line - if (row == 0) { - out[0] = in[0]; - PredictLineLeft(in + 1, out + 1, width - 1); - row = 1; - in += stride; - out += stride; - } - - // Filter line-by-line. - while (row < last_row) { - out[0] = in[0] - in[-stride]; - GradientPredictDirect(in + 1, in + 1 - stride, out + 1, width - 1); - ++row; - in += stride; - out += stride; - } -} - -#undef SANITY_CHECK - -//------------------------------------------------------------------------------ - -static void HorizontalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoHorizontalFilter(data, width, height, stride, 0, height, filtered_data); -} - -static void VerticalFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoVerticalFilter(data, width, height, stride, 0, height, filtered_data); -} - -static void GradientFilter(const uint8_t* data, int width, int height, - int stride, uint8_t* filtered_data) { - DoGradientFilter(data, width, height, stride, 0, height, filtered_data); -} - -//------------------------------------------------------------------------------ -// Inverse transforms - -static void HorizontalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - int i; - __m128i last; - out[0] = in[0] + (prev == NULL ? 0 : prev[0]); - if (width <= 1) return; - last = _mm_set_epi32(0, 0, 0, out[0]); - for (i = 1; i + 8 <= width; i += 8) { - const __m128i A0 = _mm_loadl_epi64((const __m128i*)(in + i)); - const __m128i A1 = _mm_add_epi8(A0, last); - const __m128i A2 = _mm_slli_si128(A1, 1); - const __m128i A3 = _mm_add_epi8(A1, A2); - const __m128i A4 = _mm_slli_si128(A3, 2); - const __m128i A5 = _mm_add_epi8(A3, A4); - const __m128i A6 = _mm_slli_si128(A5, 4); - const __m128i A7 = _mm_add_epi8(A5, A6); - _mm_storel_epi64((__m128i*)(out + i), A7); - last = _mm_srli_epi64(A7, 56); - } - for (; i < width; ++i) out[i] = in[i] + out[i - 1]; -} - -static void VerticalUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - int i; - const int max_pos = width & ~31; - assert(width >= 0); - for (i = 0; i < max_pos; i += 32) { - const __m128i A0 = _mm_loadu_si128((const __m128i*)&in[i + 0]); - const __m128i A1 = _mm_loadu_si128((const __m128i*)&in[i + 16]); - const __m128i B0 = _mm_loadu_si128((const __m128i*)&prev[i + 0]); - const __m128i B1 = _mm_loadu_si128((const __m128i*)&prev[i + 16]); - const __m128i C0 = _mm_add_epi8(A0, B0); - const __m128i C1 = _mm_add_epi8(A1, B1); - _mm_storeu_si128((__m128i*)&out[i + 0], C0); - _mm_storeu_si128((__m128i*)&out[i + 16], C1); - } - for (; i < width; ++i) out[i] = in[i] + prev[i]; - } -} - -static void GradientPredictInverse(const uint8_t* const in, - const uint8_t* const top, - uint8_t* const row, int length) { - if (length > 0) { - int i; - const int max_pos = length & ~7; - const __m128i zero = _mm_setzero_si128(); - __m128i A = _mm_set_epi32(0, 0, 0, row[-1]); // left sample - for (i = 0; i < max_pos; i += 8) { - const __m128i tmp0 = _mm_loadl_epi64((const __m128i*)&top[i]); - const __m128i tmp1 = _mm_loadl_epi64((const __m128i*)&top[i - 1]); - const __m128i B = _mm_unpacklo_epi8(tmp0, zero); - const __m128i C = _mm_unpacklo_epi8(tmp1, zero); - const __m128i D = _mm_loadl_epi64((const __m128i*)&in[i]); // base input - const __m128i E = _mm_sub_epi16(B, C); // unclipped gradient basis B - C - __m128i out = zero; // accumulator for output - __m128i mask_hi = _mm_set_epi32(0, 0, 0, 0xff); - int k = 8; - while (1) { - const __m128i tmp3 = _mm_add_epi16(A, E); // delta = A + B - C - const __m128i tmp4 = _mm_packus_epi16(tmp3, zero); // saturate delta - const __m128i tmp5 = _mm_add_epi8(tmp4, D); // add to in[] - A = _mm_and_si128(tmp5, mask_hi); // 1-complement clip - out = _mm_or_si128(out, A); // accumulate output - if (--k == 0) break; - A = _mm_slli_si128(A, 1); // rotate left sample - mask_hi = _mm_slli_si128(mask_hi, 1); // rotate mask - A = _mm_unpacklo_epi8(A, zero); // convert 8b->16b - } - A = _mm_srli_si128(A, 7); // prepare left sample for next iteration - _mm_storel_epi64((__m128i*)&row[i], out); - } - for (; i < length; ++i) { - row[i] = in[i] + GradientPredictorC(row[i - 1], top[i], top[i - 1]); - } - } -} - -static void GradientUnfilter(const uint8_t* prev, const uint8_t* in, - uint8_t* out, int width) { - if (prev == NULL) { - HorizontalUnfilter(NULL, in, out, width); - } else { - out[0] = in[0] + prev[0]; // predict from above - GradientPredictInverse(in + 1, prev + 1, out + 1, width - 1); - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8FiltersInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8FiltersInitSSE2(void) { - WebPUnfilters[WEBP_FILTER_HORIZONTAL] = HorizontalUnfilter; - WebPUnfilters[WEBP_FILTER_VERTICAL] = VerticalUnfilter; - WebPUnfilters[WEBP_FILTER_GRADIENT] = GradientUnfilter; - - WebPFilters[WEBP_FILTER_HORIZONTAL] = HorizontalFilter; - WebPFilters[WEBP_FILTER_VERTICAL] = VerticalFilter; - WebPFilters[WEBP_FILTER_GRADIENT] = GradientFilter; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8FiltersInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/lossless.c b/drivers/webp/dsp/lossless.c deleted file mode 100644 index af913efccb..0000000000 --- a/drivers/webp/dsp/lossless.c +++ /dev/null @@ -1,633 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Image transforms and color space conversion methods for lossless decoder. -// -// Authors: Vikas Arora (vikaas.arora@gmail.com) -// Jyrki Alakuijala (jyrki@google.com) -// Urvang Joshi (urvang@google.com) - -#include "./dsp.h" - -#include <math.h> -#include <stdlib.h> -#include "../dec/vp8li.h" -#include "../utils/endian_inl.h" -#include "./lossless.h" - -#define MAX_DIFF_COST (1e30f) - -//------------------------------------------------------------------------------ -// Image transforms. - -// In-place sum of each component with mod 256. -static WEBP_INLINE void AddPixelsEq(uint32_t* a, uint32_t b) { - *a = VP8LAddPixels(*a, b); -} - -static WEBP_INLINE uint32_t Average2(uint32_t a0, uint32_t a1) { - return (((a0 ^ a1) & 0xfefefefeu) >> 1) + (a0 & a1); -} - -static WEBP_INLINE uint32_t Average3(uint32_t a0, uint32_t a1, uint32_t a2) { - return Average2(Average2(a0, a2), a1); -} - -static WEBP_INLINE uint32_t Average4(uint32_t a0, uint32_t a1, - uint32_t a2, uint32_t a3) { - return Average2(Average2(a0, a1), Average2(a2, a3)); -} - -static WEBP_INLINE uint32_t Clip255(uint32_t a) { - if (a < 256) { - return a; - } - // return 0, when a is a negative integer. - // return 255, when a is positive. - return ~a >> 24; -} - -static WEBP_INLINE int AddSubtractComponentFull(int a, int b, int c) { - return Clip255(a + b - c); -} - -static WEBP_INLINE uint32_t ClampedAddSubtractFull(uint32_t c0, uint32_t c1, - uint32_t c2) { - const int a = AddSubtractComponentFull(c0 >> 24, c1 >> 24, c2 >> 24); - const int r = AddSubtractComponentFull((c0 >> 16) & 0xff, - (c1 >> 16) & 0xff, - (c2 >> 16) & 0xff); - const int g = AddSubtractComponentFull((c0 >> 8) & 0xff, - (c1 >> 8) & 0xff, - (c2 >> 8) & 0xff); - const int b = AddSubtractComponentFull(c0 & 0xff, c1 & 0xff, c2 & 0xff); - return ((uint32_t)a << 24) | (r << 16) | (g << 8) | b; -} - -static WEBP_INLINE int AddSubtractComponentHalf(int a, int b) { - return Clip255(a + (a - b) / 2); -} - -static WEBP_INLINE uint32_t ClampedAddSubtractHalf(uint32_t c0, uint32_t c1, - uint32_t c2) { - const uint32_t ave = Average2(c0, c1); - const int a = AddSubtractComponentHalf(ave >> 24, c2 >> 24); - const int r = AddSubtractComponentHalf((ave >> 16) & 0xff, (c2 >> 16) & 0xff); - const int g = AddSubtractComponentHalf((ave >> 8) & 0xff, (c2 >> 8) & 0xff); - const int b = AddSubtractComponentHalf((ave >> 0) & 0xff, (c2 >> 0) & 0xff); - return ((uint32_t)a << 24) | (r << 16) | (g << 8) | b; -} - -// gcc-4.9 on ARM generates incorrect code in Select() when Sub3() is inlined. -#if defined(__arm__) && LOCAL_GCC_VERSION == 0x409 -# define LOCAL_INLINE __attribute__ ((noinline)) -#else -# define LOCAL_INLINE WEBP_INLINE -#endif - -static LOCAL_INLINE int Sub3(int a, int b, int c) { - const int pb = b - c; - const int pa = a - c; - return abs(pb) - abs(pa); -} - -#undef LOCAL_INLINE - -static WEBP_INLINE uint32_t Select(uint32_t a, uint32_t b, uint32_t c) { - const int pa_minus_pb = - Sub3((a >> 24) , (b >> 24) , (c >> 24) ) + - Sub3((a >> 16) & 0xff, (b >> 16) & 0xff, (c >> 16) & 0xff) + - Sub3((a >> 8) & 0xff, (b >> 8) & 0xff, (c >> 8) & 0xff) + - Sub3((a ) & 0xff, (b ) & 0xff, (c ) & 0xff); - return (pa_minus_pb <= 0) ? a : b; -} - -//------------------------------------------------------------------------------ -// Predictors - -static uint32_t Predictor0(uint32_t left, const uint32_t* const top) { - (void)top; - (void)left; - return ARGB_BLACK; -} -static uint32_t Predictor1(uint32_t left, const uint32_t* const top) { - (void)top; - return left; -} -static uint32_t Predictor2(uint32_t left, const uint32_t* const top) { - (void)left; - return top[0]; -} -static uint32_t Predictor3(uint32_t left, const uint32_t* const top) { - (void)left; - return top[1]; -} -static uint32_t Predictor4(uint32_t left, const uint32_t* const top) { - (void)left; - return top[-1]; -} -static uint32_t Predictor5(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average3(left, top[0], top[1]); - return pred; -} -static uint32_t Predictor6(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(left, top[-1]); - return pred; -} -static uint32_t Predictor7(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(left, top[0]); - return pred; -} -static uint32_t Predictor8(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(top[-1], top[0]); - (void)left; - return pred; -} -static uint32_t Predictor9(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(top[0], top[1]); - (void)left; - return pred; -} -static uint32_t Predictor10(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average4(left, top[-1], top[0], top[1]); - return pred; -} -static uint32_t Predictor11(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Select(top[0], left, top[-1]); - return pred; -} -static uint32_t Predictor12(uint32_t left, const uint32_t* const top) { - const uint32_t pred = ClampedAddSubtractFull(left, top[0], top[-1]); - return pred; -} -static uint32_t Predictor13(uint32_t left, const uint32_t* const top) { - const uint32_t pred = ClampedAddSubtractHalf(left, top[0], top[-1]); - return pred; -} - -//------------------------------------------------------------------------------ - -// Inverse prediction. -static void PredictorInverseTransform(const VP8LTransform* const transform, - int y_start, int y_end, uint32_t* data) { - const int width = transform->xsize_; - if (y_start == 0) { // First Row follows the L (mode=1) mode. - int x; - const uint32_t pred0 = Predictor0(data[-1], NULL); - AddPixelsEq(data, pred0); - for (x = 1; x < width; ++x) { - const uint32_t pred1 = Predictor1(data[x - 1], NULL); - AddPixelsEq(data + x, pred1); - } - data += width; - ++y_start; - } - - { - int y = y_start; - const int tile_width = 1 << transform->bits_; - const int mask = tile_width - 1; - const int safe_width = width & ~mask; - const int tiles_per_row = VP8LSubSampleSize(width, transform->bits_); - const uint32_t* pred_mode_base = - transform->data_ + (y >> transform->bits_) * tiles_per_row; - - while (y < y_end) { - const uint32_t pred2 = Predictor2(data[-1], data - width); - const uint32_t* pred_mode_src = pred_mode_base; - VP8LPredictorFunc pred_func; - int x = 1; - int t = 1; - // First pixel follows the T (mode=2) mode. - AddPixelsEq(data, pred2); - // .. the rest: - while (x < safe_width) { - pred_func = VP8LPredictors[((*pred_mode_src++) >> 8) & 0xf]; - for (; t < tile_width; ++t, ++x) { - const uint32_t pred = pred_func(data[x - 1], data + x - width); - AddPixelsEq(data + x, pred); - } - t = 0; - } - if (x < width) { - pred_func = VP8LPredictors[((*pred_mode_src++) >> 8) & 0xf]; - for (; x < width; ++x) { - const uint32_t pred = pred_func(data[x - 1], data + x - width); - AddPixelsEq(data + x, pred); - } - } - data += width; - ++y; - if ((y & mask) == 0) { // Use the same mask, since tiles are squares. - pred_mode_base += tiles_per_row; - } - } - } -} - -// Add green to blue and red channels (i.e. perform the inverse transform of -// 'subtract green'). -void VP8LAddGreenToBlueAndRed_C(uint32_t* data, int num_pixels) { - int i; - for (i = 0; i < num_pixels; ++i) { - const uint32_t argb = data[i]; - const uint32_t green = ((argb >> 8) & 0xff); - uint32_t red_blue = (argb & 0x00ff00ffu); - red_blue += (green << 16) | green; - red_blue &= 0x00ff00ffu; - data[i] = (argb & 0xff00ff00u) | red_blue; - } -} - -static WEBP_INLINE uint32_t ColorTransformDelta(int8_t color_pred, - int8_t color) { - return (uint32_t)((int)(color_pred) * color) >> 5; -} - -static WEBP_INLINE void ColorCodeToMultipliers(uint32_t color_code, - VP8LMultipliers* const m) { - m->green_to_red_ = (color_code >> 0) & 0xff; - m->green_to_blue_ = (color_code >> 8) & 0xff; - m->red_to_blue_ = (color_code >> 16) & 0xff; -} - -void VP8LTransformColorInverse_C(const VP8LMultipliers* const m, uint32_t* data, - int num_pixels) { - int i; - for (i = 0; i < num_pixels; ++i) { - const uint32_t argb = data[i]; - const uint32_t green = argb >> 8; - const uint32_t red = argb >> 16; - uint32_t new_red = red; - uint32_t new_blue = argb; - new_red += ColorTransformDelta(m->green_to_red_, green); - new_red &= 0xff; - new_blue += ColorTransformDelta(m->green_to_blue_, green); - new_blue += ColorTransformDelta(m->red_to_blue_, new_red); - new_blue &= 0xff; - data[i] = (argb & 0xff00ff00u) | (new_red << 16) | (new_blue); - } -} - -// Color space inverse transform. -static void ColorSpaceInverseTransform(const VP8LTransform* const transform, - int y_start, int y_end, uint32_t* data) { - const int width = transform->xsize_; - const int tile_width = 1 << transform->bits_; - const int mask = tile_width - 1; - const int safe_width = width & ~mask; - const int remaining_width = width - safe_width; - const int tiles_per_row = VP8LSubSampleSize(width, transform->bits_); - int y = y_start; - const uint32_t* pred_row = - transform->data_ + (y >> transform->bits_) * tiles_per_row; - - while (y < y_end) { - const uint32_t* pred = pred_row; - VP8LMultipliers m = { 0, 0, 0 }; - const uint32_t* const data_safe_end = data + safe_width; - const uint32_t* const data_end = data + width; - while (data < data_safe_end) { - ColorCodeToMultipliers(*pred++, &m); - VP8LTransformColorInverse(&m, data, tile_width); - data += tile_width; - } - if (data < data_end) { // Left-overs using C-version. - ColorCodeToMultipliers(*pred++, &m); - VP8LTransformColorInverse(&m, data, remaining_width); - data += remaining_width; - } - ++y; - if ((y & mask) == 0) pred_row += tiles_per_row; - } -} - -// Separate out pixels packed together using pixel-bundling. -// We define two methods for ARGB data (uint32_t) and alpha-only data (uint8_t). -#define COLOR_INDEX_INVERSE(FUNC_NAME, F_NAME, STATIC_DECL, TYPE, BIT_SUFFIX, \ - GET_INDEX, GET_VALUE) \ -static void F_NAME(const TYPE* src, const uint32_t* const color_map, \ - TYPE* dst, int y_start, int y_end, int width) { \ - int y; \ - for (y = y_start; y < y_end; ++y) { \ - int x; \ - for (x = 0; x < width; ++x) { \ - *dst++ = GET_VALUE(color_map[GET_INDEX(*src++)]); \ - } \ - } \ -} \ -STATIC_DECL void FUNC_NAME(const VP8LTransform* const transform, \ - int y_start, int y_end, const TYPE* src, \ - TYPE* dst) { \ - int y; \ - const int bits_per_pixel = 8 >> transform->bits_; \ - const int width = transform->xsize_; \ - const uint32_t* const color_map = transform->data_; \ - if (bits_per_pixel < 8) { \ - const int pixels_per_byte = 1 << transform->bits_; \ - const int count_mask = pixels_per_byte - 1; \ - const uint32_t bit_mask = (1 << bits_per_pixel) - 1; \ - for (y = y_start; y < y_end; ++y) { \ - uint32_t packed_pixels = 0; \ - int x; \ - for (x = 0; x < width; ++x) { \ - /* We need to load fresh 'packed_pixels' once every */ \ - /* 'pixels_per_byte' increments of x. Fortunately, pixels_per_byte */ \ - /* is a power of 2, so can just use a mask for that, instead of */ \ - /* decrementing a counter. */ \ - if ((x & count_mask) == 0) packed_pixels = GET_INDEX(*src++); \ - *dst++ = GET_VALUE(color_map[packed_pixels & bit_mask]); \ - packed_pixels >>= bits_per_pixel; \ - } \ - } \ - } else { \ - VP8LMapColor##BIT_SUFFIX(src, color_map, dst, y_start, y_end, width); \ - } \ -} - -COLOR_INDEX_INVERSE(ColorIndexInverseTransform, MapARGB, static, uint32_t, 32b, - VP8GetARGBIndex, VP8GetARGBValue) -COLOR_INDEX_INVERSE(VP8LColorIndexInverseTransformAlpha, MapAlpha, , uint8_t, - 8b, VP8GetAlphaIndex, VP8GetAlphaValue) - -#undef COLOR_INDEX_INVERSE - -void VP8LInverseTransform(const VP8LTransform* const transform, - int row_start, int row_end, - const uint32_t* const in, uint32_t* const out) { - const int width = transform->xsize_; - assert(row_start < row_end); - assert(row_end <= transform->ysize_); - switch (transform->type_) { - case SUBTRACT_GREEN: - VP8LAddGreenToBlueAndRed(out, (row_end - row_start) * width); - break; - case PREDICTOR_TRANSFORM: - PredictorInverseTransform(transform, row_start, row_end, out); - if (row_end != transform->ysize_) { - // The last predicted row in this iteration will be the top-pred row - // for the first row in next iteration. - memcpy(out - width, out + (row_end - row_start - 1) * width, - width * sizeof(*out)); - } - break; - case CROSS_COLOR_TRANSFORM: - ColorSpaceInverseTransform(transform, row_start, row_end, out); - break; - case COLOR_INDEXING_TRANSFORM: - if (in == out && transform->bits_ > 0) { - // Move packed pixels to the end of unpacked region, so that unpacking - // can occur seamlessly. - // Also, note that this is the only transform that applies on - // the effective width of VP8LSubSampleSize(xsize_, bits_). All other - // transforms work on effective width of xsize_. - const int out_stride = (row_end - row_start) * width; - const int in_stride = (row_end - row_start) * - VP8LSubSampleSize(transform->xsize_, transform->bits_); - uint32_t* const src = out + out_stride - in_stride; - memmove(src, out, in_stride * sizeof(*src)); - ColorIndexInverseTransform(transform, row_start, row_end, src, out); - } else { - ColorIndexInverseTransform(transform, row_start, row_end, in, out); - } - break; - } -} - -//------------------------------------------------------------------------------ -// Color space conversion. - -static int is_big_endian(void) { - static const union { - uint16_t w; - uint8_t b[2]; - } tmp = { 1 }; - return (tmp.b[0] != 1); -} - -void VP8LConvertBGRAToRGB_C(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - *dst++ = (argb >> 16) & 0xff; - *dst++ = (argb >> 8) & 0xff; - *dst++ = (argb >> 0) & 0xff; - } -} - -void VP8LConvertBGRAToRGBA_C(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - *dst++ = (argb >> 16) & 0xff; - *dst++ = (argb >> 8) & 0xff; - *dst++ = (argb >> 0) & 0xff; - *dst++ = (argb >> 24) & 0xff; - } -} - -void VP8LConvertBGRAToRGBA4444_C(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - const uint8_t rg = ((argb >> 16) & 0xf0) | ((argb >> 12) & 0xf); - const uint8_t ba = ((argb >> 0) & 0xf0) | ((argb >> 28) & 0xf); -#ifdef WEBP_SWAP_16BIT_CSP - *dst++ = ba; - *dst++ = rg; -#else - *dst++ = rg; - *dst++ = ba; -#endif - } -} - -void VP8LConvertBGRAToRGB565_C(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - const uint8_t rg = ((argb >> 16) & 0xf8) | ((argb >> 13) & 0x7); - const uint8_t gb = ((argb >> 5) & 0xe0) | ((argb >> 3) & 0x1f); -#ifdef WEBP_SWAP_16BIT_CSP - *dst++ = gb; - *dst++ = rg; -#else - *dst++ = rg; - *dst++ = gb; -#endif - } -} - -void VP8LConvertBGRAToBGR_C(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - *dst++ = (argb >> 0) & 0xff; - *dst++ = (argb >> 8) & 0xff; - *dst++ = (argb >> 16) & 0xff; - } -} - -static void CopyOrSwap(const uint32_t* src, int num_pixels, uint8_t* dst, - int swap_on_big_endian) { - if (is_big_endian() == swap_on_big_endian) { - const uint32_t* const src_end = src + num_pixels; - while (src < src_end) { - const uint32_t argb = *src++; - -#if !defined(WORDS_BIGENDIAN) -#if !defined(WEBP_REFERENCE_IMPLEMENTATION) - WebPUint32ToMem(dst, BSwap32(argb)); -#else // WEBP_REFERENCE_IMPLEMENTATION - dst[0] = (argb >> 24) & 0xff; - dst[1] = (argb >> 16) & 0xff; - dst[2] = (argb >> 8) & 0xff; - dst[3] = (argb >> 0) & 0xff; -#endif -#else // WORDS_BIGENDIAN - dst[0] = (argb >> 0) & 0xff; - dst[1] = (argb >> 8) & 0xff; - dst[2] = (argb >> 16) & 0xff; - dst[3] = (argb >> 24) & 0xff; -#endif - dst += sizeof(argb); - } - } else { - memcpy(dst, src, num_pixels * sizeof(*src)); - } -} - -void VP8LConvertFromBGRA(const uint32_t* const in_data, int num_pixels, - WEBP_CSP_MODE out_colorspace, uint8_t* const rgba) { - switch (out_colorspace) { - case MODE_RGB: - VP8LConvertBGRAToRGB(in_data, num_pixels, rgba); - break; - case MODE_RGBA: - VP8LConvertBGRAToRGBA(in_data, num_pixels, rgba); - break; - case MODE_rgbA: - VP8LConvertBGRAToRGBA(in_data, num_pixels, rgba); - WebPApplyAlphaMultiply(rgba, 0, num_pixels, 1, 0); - break; - case MODE_BGR: - VP8LConvertBGRAToBGR(in_data, num_pixels, rgba); - break; - case MODE_BGRA: - CopyOrSwap(in_data, num_pixels, rgba, 1); - break; - case MODE_bgrA: - CopyOrSwap(in_data, num_pixels, rgba, 1); - WebPApplyAlphaMultiply(rgba, 0, num_pixels, 1, 0); - break; - case MODE_ARGB: - CopyOrSwap(in_data, num_pixels, rgba, 0); - break; - case MODE_Argb: - CopyOrSwap(in_data, num_pixels, rgba, 0); - WebPApplyAlphaMultiply(rgba, 1, num_pixels, 1, 0); - break; - case MODE_RGBA_4444: - VP8LConvertBGRAToRGBA4444(in_data, num_pixels, rgba); - break; - case MODE_rgbA_4444: - VP8LConvertBGRAToRGBA4444(in_data, num_pixels, rgba); - WebPApplyAlphaMultiply4444(rgba, num_pixels, 1, 0); - break; - case MODE_RGB_565: - VP8LConvertBGRAToRGB565(in_data, num_pixels, rgba); - break; - default: - assert(0); // Code flow should not reach here. - } -} - -//------------------------------------------------------------------------------ - -VP8LProcessBlueAndRedFunc VP8LAddGreenToBlueAndRed; -VP8LPredictorFunc VP8LPredictors[16]; - -VP8LTransformColorFunc VP8LTransformColorInverse; - -VP8LConvertFunc VP8LConvertBGRAToRGB; -VP8LConvertFunc VP8LConvertBGRAToRGBA; -VP8LConvertFunc VP8LConvertBGRAToRGBA4444; -VP8LConvertFunc VP8LConvertBGRAToRGB565; -VP8LConvertFunc VP8LConvertBGRAToBGR; - -VP8LMapARGBFunc VP8LMapColor32b; -VP8LMapAlphaFunc VP8LMapColor8b; - -extern void VP8LDspInitSSE2(void); -extern void VP8LDspInitNEON(void); -extern void VP8LDspInitMIPSdspR2(void); - -static volatile VP8CPUInfo lossless_last_cpuinfo_used = - (VP8CPUInfo)&lossless_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8LDspInit(void) { - if (lossless_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8LPredictors[0] = Predictor0; - VP8LPredictors[1] = Predictor1; - VP8LPredictors[2] = Predictor2; - VP8LPredictors[3] = Predictor3; - VP8LPredictors[4] = Predictor4; - VP8LPredictors[5] = Predictor5; - VP8LPredictors[6] = Predictor6; - VP8LPredictors[7] = Predictor7; - VP8LPredictors[8] = Predictor8; - VP8LPredictors[9] = Predictor9; - VP8LPredictors[10] = Predictor10; - VP8LPredictors[11] = Predictor11; - VP8LPredictors[12] = Predictor12; - VP8LPredictors[13] = Predictor13; - VP8LPredictors[14] = Predictor0; // <- padding security sentinels - VP8LPredictors[15] = Predictor0; - - VP8LAddGreenToBlueAndRed = VP8LAddGreenToBlueAndRed_C; - - VP8LTransformColorInverse = VP8LTransformColorInverse_C; - - VP8LConvertBGRAToRGB = VP8LConvertBGRAToRGB_C; - VP8LConvertBGRAToRGBA = VP8LConvertBGRAToRGBA_C; - VP8LConvertBGRAToRGBA4444 = VP8LConvertBGRAToRGBA4444_C; - VP8LConvertBGRAToRGB565 = VP8LConvertBGRAToRGB565_C; - VP8LConvertBGRAToBGR = VP8LConvertBGRAToBGR_C; - - VP8LMapColor32b = MapARGB; - VP8LMapColor8b = MapAlpha; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8LDspInitSSE2(); - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - VP8LDspInitNEON(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8LDspInitMIPSdspR2(); - } -#endif - } - lossless_last_cpuinfo_used = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ diff --git a/drivers/webp/dsp/lossless.h b/drivers/webp/dsp/lossless.h deleted file mode 100644 index 7709b4fe85..0000000000 --- a/drivers/webp/dsp/lossless.h +++ /dev/null @@ -1,372 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Image transforms and color space conversion methods for lossless decoder. -// -// Authors: Vikas Arora (vikaas.arora@gmail.com) -// Jyrki Alakuijala (jyrki@google.com) - -#ifndef WEBP_DSP_LOSSLESS_H_ -#define WEBP_DSP_LOSSLESS_H_ - -#include "webp/types.h" -#include "webp/decode.h" - -#include "../enc/histogram.h" -#include "../utils/utils.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#ifdef WEBP_EXPERIMENTAL_FEATURES -#include "../enc/delta_palettization.h" -#endif // WEBP_EXPERIMENTAL_FEATURES - -//------------------------------------------------------------------------------ -// Decoding - -typedef uint32_t (*VP8LPredictorFunc)(uint32_t left, const uint32_t* const top); -extern VP8LPredictorFunc VP8LPredictors[16]; - -typedef void (*VP8LProcessBlueAndRedFunc)(uint32_t* argb_data, int num_pixels); -extern VP8LProcessBlueAndRedFunc VP8LAddGreenToBlueAndRed; - -typedef struct { - // Note: the members are uint8_t, so that any negative values are - // automatically converted to "mod 256" values. - uint8_t green_to_red_; - uint8_t green_to_blue_; - uint8_t red_to_blue_; -} VP8LMultipliers; -typedef void (*VP8LTransformColorFunc)(const VP8LMultipliers* const m, - uint32_t* argb_data, int num_pixels); -extern VP8LTransformColorFunc VP8LTransformColorInverse; - -struct VP8LTransform; // Defined in dec/vp8li.h. - -// Performs inverse transform of data given transform information, start and end -// rows. Transform will be applied to rows [row_start, row_end[. -// The *in and *out pointers refer to source and destination data respectively -// corresponding to the intermediate row (row_start). -void VP8LInverseTransform(const struct VP8LTransform* const transform, - int row_start, int row_end, - const uint32_t* const in, uint32_t* const out); - -// Color space conversion. -typedef void (*VP8LConvertFunc)(const uint32_t* src, int num_pixels, - uint8_t* dst); -extern VP8LConvertFunc VP8LConvertBGRAToRGB; -extern VP8LConvertFunc VP8LConvertBGRAToRGBA; -extern VP8LConvertFunc VP8LConvertBGRAToRGBA4444; -extern VP8LConvertFunc VP8LConvertBGRAToRGB565; -extern VP8LConvertFunc VP8LConvertBGRAToBGR; - -// Converts from BGRA to other color spaces. -void VP8LConvertFromBGRA(const uint32_t* const in_data, int num_pixels, - WEBP_CSP_MODE out_colorspace, uint8_t* const rgba); - -// color mapping related functions. -static WEBP_INLINE uint32_t VP8GetARGBIndex(uint32_t idx) { - return (idx >> 8) & 0xff; -} - -static WEBP_INLINE uint8_t VP8GetAlphaIndex(uint8_t idx) { - return idx; -} - -static WEBP_INLINE uint32_t VP8GetARGBValue(uint32_t val) { - return val; -} - -static WEBP_INLINE uint8_t VP8GetAlphaValue(uint32_t val) { - return (val >> 8) & 0xff; -} - -typedef void (*VP8LMapARGBFunc)(const uint32_t* src, - const uint32_t* const color_map, - uint32_t* dst, int y_start, - int y_end, int width); -typedef void (*VP8LMapAlphaFunc)(const uint8_t* src, - const uint32_t* const color_map, - uint8_t* dst, int y_start, - int y_end, int width); - -extern VP8LMapARGBFunc VP8LMapColor32b; -extern VP8LMapAlphaFunc VP8LMapColor8b; - -// Similar to the static method ColorIndexInverseTransform() that is part of -// lossless.c, but used only for alpha decoding. It takes uint8_t (rather than -// uint32_t) arguments for 'src' and 'dst'. -void VP8LColorIndexInverseTransformAlpha( - const struct VP8LTransform* const transform, int y_start, int y_end, - const uint8_t* src, uint8_t* dst); - -// Expose some C-only fallback functions -void VP8LTransformColorInverse_C(const VP8LMultipliers* const m, - uint32_t* data, int num_pixels); - -void VP8LConvertBGRAToRGB_C(const uint32_t* src, int num_pixels, uint8_t* dst); -void VP8LConvertBGRAToRGBA_C(const uint32_t* src, int num_pixels, uint8_t* dst); -void VP8LConvertBGRAToRGBA4444_C(const uint32_t* src, - int num_pixels, uint8_t* dst); -void VP8LConvertBGRAToRGB565_C(const uint32_t* src, - int num_pixels, uint8_t* dst); -void VP8LConvertBGRAToBGR_C(const uint32_t* src, int num_pixels, uint8_t* dst); -void VP8LAddGreenToBlueAndRed_C(uint32_t* data, int num_pixels); - -// Must be called before calling any of the above methods. -void VP8LDspInit(void); - -//------------------------------------------------------------------------------ -// Encoding - -extern VP8LProcessBlueAndRedFunc VP8LSubtractGreenFromBlueAndRed; -extern VP8LTransformColorFunc VP8LTransformColor; -typedef void (*VP8LCollectColorBlueTransformsFunc)( - const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_blue, int red_to_blue, int histo[]); -extern VP8LCollectColorBlueTransformsFunc VP8LCollectColorBlueTransforms; - -typedef void (*VP8LCollectColorRedTransformsFunc)( - const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_red, int histo[]); -extern VP8LCollectColorRedTransformsFunc VP8LCollectColorRedTransforms; - -// Expose some C-only fallback functions -void VP8LTransformColor_C(const VP8LMultipliers* const m, - uint32_t* data, int num_pixels); -void VP8LSubtractGreenFromBlueAndRed_C(uint32_t* argb_data, int num_pixels); -void VP8LCollectColorRedTransforms_C(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_red, int histo[]); -void VP8LCollectColorBlueTransforms_C(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_blue, int red_to_blue, - int histo[]); - -//------------------------------------------------------------------------------ -// Image transforms. - -void VP8LResidualImage(int width, int height, int bits, int low_effort, - uint32_t* const argb, uint32_t* const argb_scratch, - uint32_t* const image, int near_lossless, int exact, - int used_subtract_green); - -void VP8LColorSpaceTransform(int width, int height, int bits, int quality, - uint32_t* const argb, uint32_t* image); - -//------------------------------------------------------------------------------ -// Misc methods. - -// Computes sampled size of 'size' when sampling using 'sampling bits'. -static WEBP_INLINE uint32_t VP8LSubSampleSize(uint32_t size, - uint32_t sampling_bits) { - return (size + (1 << sampling_bits) - 1) >> sampling_bits; -} - -// Converts near lossless quality into max number of bits shaved off. -static WEBP_INLINE int VP8LNearLosslessBits(int near_lossless_quality) { - // 100 -> 0 - // 80..99 -> 1 - // 60..79 -> 2 - // 40..59 -> 3 - // 20..39 -> 4 - // 0..19 -> 5 - return 5 - near_lossless_quality / 20; -} - -// ----------------------------------------------------------------------------- -// Faster logarithm for integers. Small values use a look-up table. - -// The threshold till approximate version of log_2 can be used. -// Practically, we can get rid of the call to log() as the two values match to -// very high degree (the ratio of these two is 0.99999x). -// Keeping a high threshold for now. -#define APPROX_LOG_WITH_CORRECTION_MAX 65536 -#define APPROX_LOG_MAX 4096 -#define LOG_2_RECIPROCAL 1.44269504088896338700465094007086 -#define LOG_LOOKUP_IDX_MAX 256 -extern const float kLog2Table[LOG_LOOKUP_IDX_MAX]; -extern const float kSLog2Table[LOG_LOOKUP_IDX_MAX]; -typedef float (*VP8LFastLog2SlowFunc)(uint32_t v); - -extern VP8LFastLog2SlowFunc VP8LFastLog2Slow; -extern VP8LFastLog2SlowFunc VP8LFastSLog2Slow; - -static WEBP_INLINE float VP8LFastLog2(uint32_t v) { - return (v < LOG_LOOKUP_IDX_MAX) ? kLog2Table[v] : VP8LFastLog2Slow(v); -} -// Fast calculation of v * log2(v) for integer input. -static WEBP_INLINE float VP8LFastSLog2(uint32_t v) { - return (v < LOG_LOOKUP_IDX_MAX) ? kSLog2Table[v] : VP8LFastSLog2Slow(v); -} - -// ----------------------------------------------------------------------------- -// Huffman-cost related functions. - -typedef double (*VP8LCostFunc)(const uint32_t* population, int length); -typedef double (*VP8LCostCombinedFunc)(const uint32_t* X, const uint32_t* Y, - int length); -typedef float (*VP8LCombinedShannonEntropyFunc)(const int X[256], - const int Y[256]); - -extern VP8LCostFunc VP8LExtraCost; -extern VP8LCostCombinedFunc VP8LExtraCostCombined; -extern VP8LCombinedShannonEntropyFunc VP8LCombinedShannonEntropy; - -typedef struct { // small struct to hold counters - int counts[2]; // index: 0=zero steak, 1=non-zero streak - int streaks[2][2]; // [zero/non-zero][streak<3 / streak>=3] -} VP8LStreaks; - -typedef VP8LStreaks (*VP8LCostCombinedCountFunc)(const uint32_t* X, - const uint32_t* Y, int length); - -extern VP8LCostCombinedCountFunc VP8LHuffmanCostCombinedCount; - -typedef struct { // small struct to hold bit entropy results - double entropy; // entropy - uint32_t sum; // sum of the population - int nonzeros; // number of non-zero elements in the population - uint32_t max_val; // maximum value in the population - uint32_t nonzero_code; // index of the last non-zero in the population -} VP8LBitEntropy; - -void VP8LBitEntropyInit(VP8LBitEntropy* const entropy); - -// Get the combined symbol bit entropy and Huffman cost stats for the -// distributions 'X' and 'Y'. Those results can then be refined according to -// codec specific heuristics. -void VP8LGetCombinedEntropyUnrefined(const uint32_t* const X, - const uint32_t* const Y, int length, - VP8LBitEntropy* const bit_entropy, - VP8LStreaks* const stats); -// Get the entropy for the distribution 'X'. -void VP8LGetEntropyUnrefined(const uint32_t* const X, int length, - VP8LBitEntropy* const bit_entropy, - VP8LStreaks* const stats); - -void VP8LBitsEntropyUnrefined(const uint32_t* const array, int n, - VP8LBitEntropy* const entropy); - -typedef void (*GetEntropyUnrefinedHelperFunc)(uint32_t val, int i, - uint32_t* const val_prev, - int* const i_prev, - VP8LBitEntropy* const bit_entropy, - VP8LStreaks* const stats); -// Internal function used by VP8LGet*EntropyUnrefined. -extern GetEntropyUnrefinedHelperFunc VP8LGetEntropyUnrefinedHelper; - -typedef void (*VP8LHistogramAddFunc)(const VP8LHistogram* const a, - const VP8LHistogram* const b, - VP8LHistogram* const out); -extern VP8LHistogramAddFunc VP8LHistogramAdd; - -// ----------------------------------------------------------------------------- -// PrefixEncode() - -typedef int (*VP8LVectorMismatchFunc)(const uint32_t* const array1, - const uint32_t* const array2, int length); -// Returns the first index where array1 and array2 are different. -extern VP8LVectorMismatchFunc VP8LVectorMismatch; - -static WEBP_INLINE int VP8LBitsLog2Ceiling(uint32_t n) { - const int log_floor = BitsLog2Floor(n); - if (n == (n & ~(n - 1))) // zero or a power of two. - return log_floor; - else - return log_floor + 1; -} - -// Splitting of distance and length codes into prefixes and -// extra bits. The prefixes are encoded with an entropy code -// while the extra bits are stored just as normal bits. -static WEBP_INLINE void VP8LPrefixEncodeBitsNoLUT(int distance, int* const code, - int* const extra_bits) { - const int highest_bit = BitsLog2Floor(--distance); - const int second_highest_bit = (distance >> (highest_bit - 1)) & 1; - *extra_bits = highest_bit - 1; - *code = 2 * highest_bit + second_highest_bit; -} - -static WEBP_INLINE void VP8LPrefixEncodeNoLUT(int distance, int* const code, - int* const extra_bits, - int* const extra_bits_value) { - const int highest_bit = BitsLog2Floor(--distance); - const int second_highest_bit = (distance >> (highest_bit - 1)) & 1; - *extra_bits = highest_bit - 1; - *extra_bits_value = distance & ((1 << *extra_bits) - 1); - *code = 2 * highest_bit + second_highest_bit; -} - -#define PREFIX_LOOKUP_IDX_MAX 512 -typedef struct { - int8_t code_; - int8_t extra_bits_; -} VP8LPrefixCode; - -// These tables are derived using VP8LPrefixEncodeNoLUT. -extern const VP8LPrefixCode kPrefixEncodeCode[PREFIX_LOOKUP_IDX_MAX]; -extern const uint8_t kPrefixEncodeExtraBitsValue[PREFIX_LOOKUP_IDX_MAX]; -static WEBP_INLINE void VP8LPrefixEncodeBits(int distance, int* const code, - int* const extra_bits) { - if (distance < PREFIX_LOOKUP_IDX_MAX) { - const VP8LPrefixCode prefix_code = kPrefixEncodeCode[distance]; - *code = prefix_code.code_; - *extra_bits = prefix_code.extra_bits_; - } else { - VP8LPrefixEncodeBitsNoLUT(distance, code, extra_bits); - } -} - -static WEBP_INLINE void VP8LPrefixEncode(int distance, int* const code, - int* const extra_bits, - int* const extra_bits_value) { - if (distance < PREFIX_LOOKUP_IDX_MAX) { - const VP8LPrefixCode prefix_code = kPrefixEncodeCode[distance]; - *code = prefix_code.code_; - *extra_bits = prefix_code.extra_bits_; - *extra_bits_value = kPrefixEncodeExtraBitsValue[distance]; - } else { - VP8LPrefixEncodeNoLUT(distance, code, extra_bits, extra_bits_value); - } -} - -// Sum of each component, mod 256. -static WEBP_INLINE uint32_t VP8LAddPixels(uint32_t a, uint32_t b) { - const uint32_t alpha_and_green = (a & 0xff00ff00u) + (b & 0xff00ff00u); - const uint32_t red_and_blue = (a & 0x00ff00ffu) + (b & 0x00ff00ffu); - return (alpha_and_green & 0xff00ff00u) | (red_and_blue & 0x00ff00ffu); -} - -// Difference of each component, mod 256. -static WEBP_INLINE uint32_t VP8LSubPixels(uint32_t a, uint32_t b) { - const uint32_t alpha_and_green = - 0x00ff00ffu + (a & 0xff00ff00u) - (b & 0xff00ff00u); - const uint32_t red_and_blue = - 0xff00ff00u + (a & 0x00ff00ffu) - (b & 0x00ff00ffu); - return (alpha_and_green & 0xff00ff00u) | (red_and_blue & 0x00ff00ffu); -} - -void VP8LBundleColorMap(const uint8_t* const row, int width, - int xbits, uint32_t* const dst); - -// Must be called before calling any of the above methods. -void VP8LEncDspInit(void); - -//------------------------------------------------------------------------------ - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // WEBP_DSP_LOSSLESS_H_ diff --git a/drivers/webp/dsp/lossless_enc.c b/drivers/webp/dsp/lossless_enc.c deleted file mode 100644 index 256f6f5f8b..0000000000 --- a/drivers/webp/dsp/lossless_enc.c +++ /dev/null @@ -1,1439 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Image transform methods for lossless encoder. -// -// Authors: Vikas Arora (vikaas.arora@gmail.com) -// Jyrki Alakuijala (jyrki@google.com) -// Urvang Joshi (urvang@google.com) - -#include "./dsp.h" - -#include <math.h> -#include <stdlib.h> -#include "../dec/vp8li.h" -#include "../utils/endian_inl.h" -#include "./lossless.h" -#include "./yuv.h" - -#define MAX_DIFF_COST (1e30f) - -static const int kPredLowEffort = 11; -static const uint32_t kMaskAlpha = 0xff000000; - -// lookup table for small values of log2(int) -const float kLog2Table[LOG_LOOKUP_IDX_MAX] = { - 0.0000000000000000f, 0.0000000000000000f, - 1.0000000000000000f, 1.5849625007211560f, - 2.0000000000000000f, 2.3219280948873621f, - 2.5849625007211560f, 2.8073549220576041f, - 3.0000000000000000f, 3.1699250014423121f, - 3.3219280948873621f, 3.4594316186372973f, - 3.5849625007211560f, 3.7004397181410921f, - 3.8073549220576041f, 3.9068905956085187f, - 4.0000000000000000f, 4.0874628412503390f, - 4.1699250014423121f, 4.2479275134435852f, - 4.3219280948873626f, 4.3923174227787606f, - 4.4594316186372973f, 4.5235619560570130f, - 4.5849625007211560f, 4.6438561897747243f, - 4.7004397181410917f, 4.7548875021634682f, - 4.8073549220576037f, 4.8579809951275718f, - 4.9068905956085187f, 4.9541963103868749f, - 5.0000000000000000f, 5.0443941193584533f, - 5.0874628412503390f, 5.1292830169449663f, - 5.1699250014423121f, 5.2094533656289501f, - 5.2479275134435852f, 5.2854022188622487f, - 5.3219280948873626f, 5.3575520046180837f, - 5.3923174227787606f, 5.4262647547020979f, - 5.4594316186372973f, 5.4918530963296747f, - 5.5235619560570130f, 5.5545888516776376f, - 5.5849625007211560f, 5.6147098441152083f, - 5.6438561897747243f, 5.6724253419714951f, - 5.7004397181410917f, 5.7279204545631987f, - 5.7548875021634682f, 5.7813597135246599f, - 5.8073549220576037f, 5.8328900141647412f, - 5.8579809951275718f, 5.8826430493618415f, - 5.9068905956085187f, 5.9307373375628866f, - 5.9541963103868749f, 5.9772799234999167f, - 6.0000000000000000f, 6.0223678130284543f, - 6.0443941193584533f, 6.0660891904577720f, - 6.0874628412503390f, 6.1085244567781691f, - 6.1292830169449663f, 6.1497471195046822f, - 6.1699250014423121f, 6.1898245588800175f, - 6.2094533656289501f, 6.2288186904958804f, - 6.2479275134435852f, 6.2667865406949010f, - 6.2854022188622487f, 6.3037807481771030f, - 6.3219280948873626f, 6.3398500028846243f, - 6.3575520046180837f, 6.3750394313469245f, - 6.3923174227787606f, 6.4093909361377017f, - 6.4262647547020979f, 6.4429434958487279f, - 6.4594316186372973f, 6.4757334309663976f, - 6.4918530963296747f, 6.5077946401986963f, - 6.5235619560570130f, 6.5391588111080309f, - 6.5545888516776376f, 6.5698556083309478f, - 6.5849625007211560f, 6.5999128421871278f, - 6.6147098441152083f, 6.6293566200796094f, - 6.6438561897747243f, 6.6582114827517946f, - 6.6724253419714951f, 6.6865005271832185f, - 6.7004397181410917f, 6.7142455176661224f, - 6.7279204545631987f, 6.7414669864011464f, - 6.7548875021634682f, 6.7681843247769259f, - 6.7813597135246599f, 6.7944158663501061f, - 6.8073549220576037f, 6.8201789624151878f, - 6.8328900141647412f, 6.8454900509443747f, - 6.8579809951275718f, 6.8703647195834047f, - 6.8826430493618415f, 6.8948177633079437f, - 6.9068905956085187f, 6.9188632372745946f, - 6.9307373375628866f, 6.9425145053392398f, - 6.9541963103868749f, 6.9657842846620869f, - 6.9772799234999167f, 6.9886846867721654f, - 7.0000000000000000f, 7.0112272554232539f, - 7.0223678130284543f, 7.0334230015374501f, - 7.0443941193584533f, 7.0552824355011898f, - 7.0660891904577720f, 7.0768155970508308f, - 7.0874628412503390f, 7.0980320829605263f, - 7.1085244567781691f, 7.1189410727235076f, - 7.1292830169449663f, 7.1395513523987936f, - 7.1497471195046822f, 7.1598713367783890f, - 7.1699250014423121f, 7.1799090900149344f, - 7.1898245588800175f, 7.1996723448363644f, - 7.2094533656289501f, 7.2191685204621611f, - 7.2288186904958804f, 7.2384047393250785f, - 7.2479275134435852f, 7.2573878426926521f, - 7.2667865406949010f, 7.2761244052742375f, - 7.2854022188622487f, 7.2946207488916270f, - 7.3037807481771030f, 7.3128829552843557f, - 7.3219280948873626f, 7.3309168781146167f, - 7.3398500028846243f, 7.3487281542310771f, - 7.3575520046180837f, 7.3663222142458160f, - 7.3750394313469245f, 7.3837042924740519f, - 7.3923174227787606f, 7.4008794362821843f, - 7.4093909361377017f, 7.4178525148858982f, - 7.4262647547020979f, 7.4346282276367245f, - 7.4429434958487279f, 7.4512111118323289f, - 7.4594316186372973f, 7.4676055500829976f, - 7.4757334309663976f, 7.4838157772642563f, - 7.4918530963296747f, 7.4998458870832056f, - 7.5077946401986963f, 7.5156998382840427f, - 7.5235619560570130f, 7.5313814605163118f, - 7.5391588111080309f, 7.5468944598876364f, - 7.5545888516776376f, 7.5622424242210728f, - 7.5698556083309478f, 7.5774288280357486f, - 7.5849625007211560f, 7.5924570372680806f, - 7.5999128421871278f, 7.6073303137496104f, - 7.6147098441152083f, 7.6220518194563764f, - 7.6293566200796094f, 7.6366246205436487f, - 7.6438561897747243f, 7.6510516911789281f, - 7.6582114827517946f, 7.6653359171851764f, - 7.6724253419714951f, 7.6794800995054464f, - 7.6865005271832185f, 7.6934869574993252f, - 7.7004397181410917f, 7.7073591320808825f, - 7.7142455176661224f, 7.7210991887071855f, - 7.7279204545631987f, 7.7347096202258383f, - 7.7414669864011464f, 7.7481928495894605f, - 7.7548875021634682f, 7.7615512324444795f, - 7.7681843247769259f, 7.7747870596011736f, - 7.7813597135246599f, 7.7879025593914317f, - 7.7944158663501061f, 7.8008998999203047f, - 7.8073549220576037f, 7.8137811912170374f, - 7.8201789624151878f, 7.8265484872909150f, - 7.8328900141647412f, 7.8392037880969436f, - 7.8454900509443747f, 7.8517490414160571f, - 7.8579809951275718f, 7.8641861446542797f, - 7.8703647195834047f, 7.8765169465649993f, - 7.8826430493618415f, 7.8887432488982591f, - 7.8948177633079437f, 7.9008668079807486f, - 7.9068905956085187f, 7.9128893362299619f, - 7.9188632372745946f, 7.9248125036057812f, - 7.9307373375628866f, 7.9366379390025709f, - 7.9425145053392398f, 7.9483672315846778f, - 7.9541963103868749f, 7.9600019320680805f, - 7.9657842846620869f, 7.9715435539507719f, - 7.9772799234999167f, 7.9829935746943103f, - 7.9886846867721654f, 7.9943534368588577f -}; - -const float kSLog2Table[LOG_LOOKUP_IDX_MAX] = { - 0.00000000f, 0.00000000f, 2.00000000f, 4.75488750f, - 8.00000000f, 11.60964047f, 15.50977500f, 19.65148445f, - 24.00000000f, 28.52932501f, 33.21928095f, 38.05374781f, - 43.01955001f, 48.10571634f, 53.30296891f, 58.60335893f, - 64.00000000f, 69.48686830f, 75.05865003f, 80.71062276f, - 86.43856190f, 92.23866588f, 98.10749561f, 104.04192499f, - 110.03910002f, 116.09640474f, 122.21143267f, 128.38196256f, - 134.60593782f, 140.88144886f, 147.20671787f, 153.58008562f, - 160.00000000f, 166.46500594f, 172.97373660f, 179.52490559f, - 186.11730005f, 192.74977453f, 199.42124551f, 206.13068654f, - 212.87712380f, 219.65963219f, 226.47733176f, 233.32938445f, - 240.21499122f, 247.13338933f, 254.08384998f, 261.06567603f, - 268.07820003f, 275.12078236f, 282.19280949f, 289.29369244f, - 296.42286534f, 303.57978409f, 310.76392512f, 317.97478424f, - 325.21187564f, 332.47473081f, 339.76289772f, 347.07593991f, - 354.41343574f, 361.77497759f, 369.16017124f, 376.56863518f, - 384.00000000f, 391.45390785f, 398.93001188f, 406.42797576f, - 413.94747321f, 421.48818752f, 429.04981119f, 436.63204548f, - 444.23460010f, 451.85719280f, 459.49954906f, 467.16140179f, - 474.84249102f, 482.54256363f, 490.26137307f, 497.99867911f, - 505.75424759f, 513.52785023f, 521.31926438f, 529.12827280f, - 536.95466351f, 544.79822957f, 552.65876890f, 560.53608414f, - 568.42998244f, 576.34027536f, 584.26677867f, 592.20931226f, - 600.16769996f, 608.14176943f, 616.13135206f, 624.13628279f, - 632.15640007f, 640.19154569f, 648.24156472f, 656.30630539f, - 664.38561898f, 672.47935976f, 680.58738488f, 688.70955430f, - 696.84573069f, 704.99577935f, 713.15956818f, 721.33696754f, - 729.52785023f, 737.73209140f, 745.94956849f, 754.18016116f, - 762.42375127f, 770.68022275f, 778.94946161f, 787.23135586f, - 795.52579543f, 803.83267219f, 812.15187982f, 820.48331383f, - 828.82687147f, 837.18245171f, 845.54995518f, 853.92928416f, - 862.32034249f, 870.72303558f, 879.13727036f, 887.56295522f, - 896.00000000f, 904.44831595f, 912.90781569f, 921.37841320f, - 929.86002376f, 938.35256392f, 946.85595152f, 955.37010560f, - 963.89494641f, 972.43039537f, 980.97637504f, 989.53280911f, - 998.09962237f, 1006.67674069f, 1015.26409097f, 1023.86160116f, - 1032.46920021f, 1041.08681805f, 1049.71438560f, 1058.35183469f, - 1066.99909811f, 1075.65610955f, 1084.32280357f, 1092.99911564f, - 1101.68498204f, 1110.38033993f, 1119.08512727f, 1127.79928282f, - 1136.52274614f, 1145.25545758f, 1153.99735821f, 1162.74838989f, - 1171.50849518f, 1180.27761738f, 1189.05570047f, 1197.84268914f, - 1206.63852876f, 1215.44316535f, 1224.25654560f, 1233.07861684f, - 1241.90932703f, 1250.74862473f, 1259.59645914f, 1268.45278005f, - 1277.31753781f, 1286.19068338f, 1295.07216828f, 1303.96194457f, - 1312.85996488f, 1321.76618236f, 1330.68055071f, 1339.60302413f, - 1348.53355734f, 1357.47210556f, 1366.41862452f, 1375.37307041f, - 1384.33539991f, 1393.30557020f, 1402.28353887f, 1411.26926400f, - 1420.26270412f, 1429.26381818f, 1438.27256558f, 1447.28890615f, - 1456.31280014f, 1465.34420819f, 1474.38309138f, 1483.42941118f, - 1492.48312945f, 1501.54420843f, 1510.61261078f, 1519.68829949f, - 1528.77123795f, 1537.86138993f, 1546.95871952f, 1556.06319119f, - 1565.17476976f, 1574.29342040f, 1583.41910860f, 1592.55180020f, - 1601.69146137f, 1610.83805860f, 1619.99155871f, 1629.15192882f, - 1638.31913637f, 1647.49314911f, 1656.67393509f, 1665.86146266f, - 1675.05570047f, 1684.25661744f, 1693.46418280f, 1702.67836605f, - 1711.89913698f, 1721.12646563f, 1730.36032233f, 1739.60067768f, - 1748.84750254f, 1758.10076802f, 1767.36044551f, 1776.62650662f, - 1785.89892323f, 1795.17766747f, 1804.46271172f, 1813.75402857f, - 1823.05159087f, 1832.35537170f, 1841.66534438f, 1850.98148244f, - 1860.30375965f, 1869.63214999f, 1878.96662767f, 1888.30716711f, - 1897.65374295f, 1907.00633003f, 1916.36490342f, 1925.72943838f, - 1935.09991037f, 1944.47629506f, 1953.85856831f, 1963.24670620f, - 1972.64068498f, 1982.04048108f, 1991.44607117f, 2000.85743204f, - 2010.27454072f, 2019.69737440f, 2029.12591044f, 2038.56012640f -}; - -const VP8LPrefixCode kPrefixEncodeCode[PREFIX_LOOKUP_IDX_MAX] = { - { 0, 0}, { 0, 0}, { 1, 0}, { 2, 0}, { 3, 0}, { 4, 1}, { 4, 1}, { 5, 1}, - { 5, 1}, { 6, 2}, { 6, 2}, { 6, 2}, { 6, 2}, { 7, 2}, { 7, 2}, { 7, 2}, - { 7, 2}, { 8, 3}, { 8, 3}, { 8, 3}, { 8, 3}, { 8, 3}, { 8, 3}, { 8, 3}, - { 8, 3}, { 9, 3}, { 9, 3}, { 9, 3}, { 9, 3}, { 9, 3}, { 9, 3}, { 9, 3}, - { 9, 3}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, - {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, {10, 4}, - {10, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, - {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, {11, 4}, - {11, 4}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, - {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, - {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, - {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, {12, 5}, - {12, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, - {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, - {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, - {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, {13, 5}, - {13, 5}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, {14, 6}, - {14, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, {15, 6}, - {15, 6}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, {16, 7}, - {16, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, - {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, {17, 7}, -}; - -const uint8_t kPrefixEncodeExtraBitsValue[PREFIX_LOOKUP_IDX_MAX] = { - 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 2, 3, 0, 1, 2, 3, - 0, 1, 2, 3, 4, 5, 6, 7, 0, 1, 2, 3, 4, 5, 6, 7, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, - 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, - 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, - 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, - 127, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, - 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, - 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, - 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, - 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, - 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, - 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126 -}; - -static float FastSLog2Slow(uint32_t v) { - assert(v >= LOG_LOOKUP_IDX_MAX); - if (v < APPROX_LOG_WITH_CORRECTION_MAX) { - int log_cnt = 0; - uint32_t y = 1; - int correction = 0; - const float v_f = (float)v; - const uint32_t orig_v = v; - do { - ++log_cnt; - v = v >> 1; - y = y << 1; - } while (v >= LOG_LOOKUP_IDX_MAX); - // vf = (2^log_cnt) * Xf; where y = 2^log_cnt and Xf < 256 - // Xf = floor(Xf) * (1 + (v % y) / v) - // log2(Xf) = log2(floor(Xf)) + log2(1 + (v % y) / v) - // The correction factor: log(1 + d) ~ d; for very small d values, so - // log2(1 + (v % y) / v) ~ LOG_2_RECIPROCAL * (v % y)/v - // LOG_2_RECIPROCAL ~ 23/16 - correction = (23 * (orig_v & (y - 1))) >> 4; - return v_f * (kLog2Table[v] + log_cnt) + correction; - } else { - return (float)(LOG_2_RECIPROCAL * v * log((double)v)); - } -} - -static float FastLog2Slow(uint32_t v) { - assert(v >= LOG_LOOKUP_IDX_MAX); - if (v < APPROX_LOG_WITH_CORRECTION_MAX) { - int log_cnt = 0; - uint32_t y = 1; - const uint32_t orig_v = v; - double log_2; - do { - ++log_cnt; - v = v >> 1; - y = y << 1; - } while (v >= LOG_LOOKUP_IDX_MAX); - log_2 = kLog2Table[v] + log_cnt; - if (orig_v >= APPROX_LOG_MAX) { - // Since the division is still expensive, add this correction factor only - // for large values of 'v'. - const int correction = (23 * (orig_v & (y - 1))) >> 4; - log_2 += (double)correction / orig_v; - } - return (float)log_2; - } else { - return (float)(LOG_2_RECIPROCAL * log((double)v)); - } -} - -// Mostly used to reduce code size + readability -static WEBP_INLINE int GetMin(int a, int b) { return (a > b) ? b : a; } -static WEBP_INLINE int GetMax(int a, int b) { return (a < b) ? b : a; } - -//------------------------------------------------------------------------------ -// Methods to calculate Entropy (Shannon). - -static float PredictionCostSpatial(const int counts[256], int weight_0, - double exp_val) { - const int significant_symbols = 256 >> 4; - const double exp_decay_factor = 0.6; - double bits = weight_0 * counts[0]; - int i; - for (i = 1; i < significant_symbols; ++i) { - bits += exp_val * (counts[i] + counts[256 - i]); - exp_val *= exp_decay_factor; - } - return (float)(-0.1 * bits); -} - -// Compute the combined Shanon's entropy for distribution {X} and {X+Y} -static float CombinedShannonEntropy(const int X[256], const int Y[256]) { - int i; - double retval = 0.; - int sumX = 0, sumXY = 0; - for (i = 0; i < 256; ++i) { - const int x = X[i]; - if (x != 0) { - const int xy = x + Y[i]; - sumX += x; - retval -= VP8LFastSLog2(x); - sumXY += xy; - retval -= VP8LFastSLog2(xy); - } else if (Y[i] != 0) { - sumXY += Y[i]; - retval -= VP8LFastSLog2(Y[i]); - } - } - retval += VP8LFastSLog2(sumX) + VP8LFastSLog2(sumXY); - return (float)retval; -} - -static float PredictionCostSpatialHistogram(const int accumulated[4][256], - const int tile[4][256]) { - int i; - double retval = 0; - for (i = 0; i < 4; ++i) { - const double kExpValue = 0.94; - retval += PredictionCostSpatial(tile[i], 1, kExpValue); - retval += VP8LCombinedShannonEntropy(tile[i], accumulated[i]); - } - return (float)retval; -} - -void VP8LBitEntropyInit(VP8LBitEntropy* const entropy) { - entropy->entropy = 0.; - entropy->sum = 0; - entropy->nonzeros = 0; - entropy->max_val = 0; - entropy->nonzero_code = VP8L_NON_TRIVIAL_SYM; -} - -void VP8LBitsEntropyUnrefined(const uint32_t* const array, int n, - VP8LBitEntropy* const entropy) { - int i; - - VP8LBitEntropyInit(entropy); - - for (i = 0; i < n; ++i) { - if (array[i] != 0) { - entropy->sum += array[i]; - entropy->nonzero_code = i; - ++entropy->nonzeros; - entropy->entropy -= VP8LFastSLog2(array[i]); - if (entropy->max_val < array[i]) { - entropy->max_val = array[i]; - } - } - } - entropy->entropy += VP8LFastSLog2(entropy->sum); -} - -static WEBP_INLINE void GetEntropyUnrefinedHelper( - uint32_t val, int i, uint32_t* const val_prev, int* const i_prev, - VP8LBitEntropy* const bit_entropy, VP8LStreaks* const stats) { - const int streak = i - *i_prev; - - // Gather info for the bit entropy. - if (*val_prev != 0) { - bit_entropy->sum += (*val_prev) * streak; - bit_entropy->nonzeros += streak; - bit_entropy->nonzero_code = *i_prev; - bit_entropy->entropy -= VP8LFastSLog2(*val_prev) * streak; - if (bit_entropy->max_val < *val_prev) { - bit_entropy->max_val = *val_prev; - } - } - - // Gather info for the Huffman cost. - stats->counts[*val_prev != 0] += (streak > 3); - stats->streaks[*val_prev != 0][(streak > 3)] += streak; - - *val_prev = val; - *i_prev = i; -} - -void VP8LGetEntropyUnrefined(const uint32_t* const X, int length, - VP8LBitEntropy* const bit_entropy, - VP8LStreaks* const stats) { - int i; - int i_prev = 0; - uint32_t x_prev = X[0]; - - memset(stats, 0, sizeof(*stats)); - VP8LBitEntropyInit(bit_entropy); - - for (i = 1; i < length; ++i) { - const uint32_t x = X[i]; - if (x != x_prev) { - VP8LGetEntropyUnrefinedHelper(x, i, &x_prev, &i_prev, bit_entropy, stats); - } - } - VP8LGetEntropyUnrefinedHelper(0, i, &x_prev, &i_prev, bit_entropy, stats); - - bit_entropy->entropy += VP8LFastSLog2(bit_entropy->sum); -} - -void VP8LGetCombinedEntropyUnrefined(const uint32_t* const X, - const uint32_t* const Y, int length, - VP8LBitEntropy* const bit_entropy, - VP8LStreaks* const stats) { - int i = 1; - int i_prev = 0; - uint32_t xy_prev = X[0] + Y[0]; - - memset(stats, 0, sizeof(*stats)); - VP8LBitEntropyInit(bit_entropy); - - for (i = 1; i < length; ++i) { - const uint32_t xy = X[i] + Y[i]; - if (xy != xy_prev) { - VP8LGetEntropyUnrefinedHelper(xy, i, &xy_prev, &i_prev, bit_entropy, - stats); - } - } - VP8LGetEntropyUnrefinedHelper(0, i, &xy_prev, &i_prev, bit_entropy, stats); - - bit_entropy->entropy += VP8LFastSLog2(bit_entropy->sum); -} - -static WEBP_INLINE void UpdateHisto(int histo_argb[4][256], uint32_t argb) { - ++histo_argb[0][argb >> 24]; - ++histo_argb[1][(argb >> 16) & 0xff]; - ++histo_argb[2][(argb >> 8) & 0xff]; - ++histo_argb[3][argb & 0xff]; -} - -//------------------------------------------------------------------------------ - -static WEBP_INLINE uint32_t Predict(VP8LPredictorFunc pred_func, - int x, int y, - const uint32_t* current_row, - const uint32_t* upper_row) { - if (y == 0) { - return (x == 0) ? ARGB_BLACK : current_row[x - 1]; // Left. - } else if (x == 0) { - return upper_row[x]; // Top. - } else { - return pred_func(current_row[x - 1], upper_row + x); - } -} - -static int MaxDiffBetweenPixels(uint32_t p1, uint32_t p2) { - const int diff_a = abs((int)(p1 >> 24) - (int)(p2 >> 24)); - const int diff_r = abs((int)((p1 >> 16) & 0xff) - (int)((p2 >> 16) & 0xff)); - const int diff_g = abs((int)((p1 >> 8) & 0xff) - (int)((p2 >> 8) & 0xff)); - const int diff_b = abs((int)(p1 & 0xff) - (int)(p2 & 0xff)); - return GetMax(GetMax(diff_a, diff_r), GetMax(diff_g, diff_b)); -} - -static int MaxDiffAroundPixel(uint32_t current, uint32_t up, uint32_t down, - uint32_t left, uint32_t right) { - const int diff_up = MaxDiffBetweenPixels(current, up); - const int diff_down = MaxDiffBetweenPixels(current, down); - const int diff_left = MaxDiffBetweenPixels(current, left); - const int diff_right = MaxDiffBetweenPixels(current, right); - return GetMax(GetMax(diff_up, diff_down), GetMax(diff_left, diff_right)); -} - -static uint32_t AddGreenToBlueAndRed(uint32_t argb) { - const uint32_t green = (argb >> 8) & 0xff; - uint32_t red_blue = argb & 0x00ff00ffu; - red_blue += (green << 16) | green; - red_blue &= 0x00ff00ffu; - return (argb & 0xff00ff00u) | red_blue; -} - -static void MaxDiffsForRow(int width, int stride, const uint32_t* const argb, - uint8_t* const max_diffs, int used_subtract_green) { - uint32_t current, up, down, left, right; - int x; - if (width <= 2) return; - current = argb[0]; - right = argb[1]; - if (used_subtract_green) { - current = AddGreenToBlueAndRed(current); - right = AddGreenToBlueAndRed(right); - } - // max_diffs[0] and max_diffs[width - 1] are never used. - for (x = 1; x < width - 1; ++x) { - up = argb[-stride + x]; - down = argb[stride + x]; - left = current; - current = right; - right = argb[x + 1]; - if (used_subtract_green) { - up = AddGreenToBlueAndRed(up); - down = AddGreenToBlueAndRed(down); - right = AddGreenToBlueAndRed(right); - } - max_diffs[x] = MaxDiffAroundPixel(current, up, down, left, right); - } -} - -// Quantize the difference between the actual component value and its prediction -// to a multiple of quantization, working modulo 256, taking care not to cross -// a boundary (inclusive upper limit). -static uint8_t NearLosslessComponent(uint8_t value, uint8_t predict, - uint8_t boundary, int quantization) { - const int residual = (value - predict) & 0xff; - const int boundary_residual = (boundary - predict) & 0xff; - const int lower = residual & ~(quantization - 1); - const int upper = lower + quantization; - // Resolve ties towards a value closer to the prediction (i.e. towards lower - // if value comes after prediction and towards upper otherwise). - const int bias = ((boundary - value) & 0xff) < boundary_residual; - if (residual - lower < upper - residual + bias) { - // lower is closer to residual than upper. - if (residual > boundary_residual && lower <= boundary_residual) { - // Halve quantization step to avoid crossing boundary. This midpoint is - // on the same side of boundary as residual because midpoint >= residual - // (since lower is closer than upper) and residual is above the boundary. - return lower + (quantization >> 1); - } - return lower; - } else { - // upper is closer to residual than lower. - if (residual <= boundary_residual && upper > boundary_residual) { - // Halve quantization step to avoid crossing boundary. This midpoint is - // on the same side of boundary as residual because midpoint <= residual - // (since upper is closer than lower) and residual is below the boundary. - return lower + (quantization >> 1); - } - return upper & 0xff; - } -} - -// Quantize every component of the difference between the actual pixel value and -// its prediction to a multiple of a quantization (a power of 2, not larger than -// max_quantization which is a power of 2, smaller than max_diff). Take care if -// value and predict have undergone subtract green, which means that red and -// blue are represented as offsets from green. -static uint32_t NearLossless(uint32_t value, uint32_t predict, - int max_quantization, int max_diff, - int used_subtract_green) { - int quantization; - uint8_t new_green = 0; - uint8_t green_diff = 0; - uint8_t a, r, g, b; - if (max_diff <= 2) { - return VP8LSubPixels(value, predict); - } - quantization = max_quantization; - while (quantization >= max_diff) { - quantization >>= 1; - } - if ((value >> 24) == 0 || (value >> 24) == 0xff) { - // Preserve transparency of fully transparent or fully opaque pixels. - a = ((value >> 24) - (predict >> 24)) & 0xff; - } else { - a = NearLosslessComponent(value >> 24, predict >> 24, 0xff, quantization); - } - g = NearLosslessComponent((value >> 8) & 0xff, (predict >> 8) & 0xff, 0xff, - quantization); - if (used_subtract_green) { - // The green offset will be added to red and blue components during decoding - // to obtain the actual red and blue values. - new_green = ((predict >> 8) + g) & 0xff; - // The amount by which green has been adjusted during quantization. It is - // subtracted from red and blue for compensation, to avoid accumulating two - // quantization errors in them. - green_diff = (new_green - (value >> 8)) & 0xff; - } - r = NearLosslessComponent(((value >> 16) - green_diff) & 0xff, - (predict >> 16) & 0xff, 0xff - new_green, - quantization); - b = NearLosslessComponent((value - green_diff) & 0xff, predict & 0xff, - 0xff - new_green, quantization); - return ((uint32_t)a << 24) | ((uint32_t)r << 16) | ((uint32_t)g << 8) | b; -} - -// Returns the difference between the pixel and its prediction. In case of a -// lossy encoding, updates the source image to avoid propagating the deviation -// further to pixels which depend on the current pixel for their predictions. -static WEBP_INLINE uint32_t GetResidual(int width, int height, - uint32_t* const upper_row, - uint32_t* const current_row, - const uint8_t* const max_diffs, - int mode, VP8LPredictorFunc pred_func, - int x, int y, int max_quantization, - int exact, int used_subtract_green) { - const uint32_t predict = Predict(pred_func, x, y, current_row, upper_row); - uint32_t residual; - if (max_quantization == 1 || mode == 0 || y == 0 || y == height - 1 || - x == 0 || x == width - 1) { - residual = VP8LSubPixels(current_row[x], predict); - } else { - residual = NearLossless(current_row[x], predict, max_quantization, - max_diffs[x], used_subtract_green); - // Update the source image. - current_row[x] = VP8LAddPixels(predict, residual); - // x is never 0 here so we do not need to update upper_row like below. - } - if (!exact && (current_row[x] & kMaskAlpha) == 0) { - // If alpha is 0, cleanup RGB. We can choose the RGB values of the residual - // for best compression. The prediction of alpha itself can be non-zero and - // must be kept though. We choose RGB of the residual to be 0. - residual &= kMaskAlpha; - // Update the source image. - current_row[x] = predict & ~kMaskAlpha; - // The prediction for the rightmost pixel in a row uses the leftmost pixel - // in that row as its top-right context pixel. Hence if we change the - // leftmost pixel of current_row, the corresponding change must be applied - // to upper_row as well where top-right context is being read from. - if (x == 0 && y != 0) upper_row[width] = current_row[0]; - } - return residual; -} - -// Returns best predictor and updates the accumulated histogram. -// If max_quantization > 1, assumes that near lossless processing will be -// applied, quantizing residuals to multiples of quantization levels up to -// max_quantization (the actual quantization level depends on smoothness near -// the given pixel). -static int GetBestPredictorForTile(int width, int height, - int tile_x, int tile_y, int bits, - int accumulated[4][256], - uint32_t* const argb_scratch, - const uint32_t* const argb, - int max_quantization, - int exact, int used_subtract_green) { - const int kNumPredModes = 14; - const int start_x = tile_x << bits; - const int start_y = tile_y << bits; - const int tile_size = 1 << bits; - const int max_y = GetMin(tile_size, height - start_y); - const int max_x = GetMin(tile_size, width - start_x); - // Whether there exist columns just outside the tile. - const int have_left = (start_x > 0); - const int have_right = (max_x < width - start_x); - // Position and size of the strip covering the tile and adjacent columns if - // they exist. - const int context_start_x = start_x - have_left; - const int context_width = max_x + have_left + have_right; - // The width of upper_row and current_row is one pixel larger than image width - // to allow the top right pixel to point to the leftmost pixel of the next row - // when at the right edge. - uint32_t* upper_row = argb_scratch; - uint32_t* current_row = upper_row + width + 1; - uint8_t* const max_diffs = (uint8_t*)(current_row + width + 1); - float best_diff = MAX_DIFF_COST; - int best_mode = 0; - int mode; - int histo_stack_1[4][256]; - int histo_stack_2[4][256]; - // Need pointers to be able to swap arrays. - int (*histo_argb)[256] = histo_stack_1; - int (*best_histo)[256] = histo_stack_2; - int i, j; - - for (mode = 0; mode < kNumPredModes; ++mode) { - const VP8LPredictorFunc pred_func = VP8LPredictors[mode]; - float cur_diff; - int relative_y; - memset(histo_argb, 0, sizeof(histo_stack_1)); - if (start_y > 0) { - // Read the row above the tile which will become the first upper_row. - // Include a pixel to the left if it exists; include a pixel to the right - // in all cases (wrapping to the leftmost pixel of the next row if it does - // not exist). - memcpy(current_row + context_start_x, - argb + (start_y - 1) * width + context_start_x, - sizeof(*argb) * (max_x + have_left + 1)); - } - for (relative_y = 0; relative_y < max_y; ++relative_y) { - const int y = start_y + relative_y; - int relative_x; - uint32_t* tmp = upper_row; - upper_row = current_row; - current_row = tmp; - // Read current_row. Include a pixel to the left if it exists; include a - // pixel to the right in all cases except at the bottom right corner of - // the image (wrapping to the leftmost pixel of the next row if it does - // not exist in the current row). - memcpy(current_row + context_start_x, - argb + y * width + context_start_x, - sizeof(*argb) * (max_x + have_left + (y + 1 < height))); - if (max_quantization > 1 && y >= 1 && y + 1 < height) { - MaxDiffsForRow(context_width, width, argb + y * width + context_start_x, - max_diffs + context_start_x, used_subtract_green); - } - - for (relative_x = 0; relative_x < max_x; ++relative_x) { - const int x = start_x + relative_x; - UpdateHisto(histo_argb, - GetResidual(width, height, upper_row, current_row, - max_diffs, mode, pred_func, x, y, - max_quantization, exact, used_subtract_green)); - } - } - cur_diff = PredictionCostSpatialHistogram( - (const int (*)[256])accumulated, (const int (*)[256])histo_argb); - if (cur_diff < best_diff) { - int (*tmp)[256] = histo_argb; - histo_argb = best_histo; - best_histo = tmp; - best_diff = cur_diff; - best_mode = mode; - } - } - - for (i = 0; i < 4; i++) { - for (j = 0; j < 256; j++) { - accumulated[i][j] += best_histo[i][j]; - } - } - - return best_mode; -} - -// Converts pixels of the image to residuals with respect to predictions. -// If max_quantization > 1, applies near lossless processing, quantizing -// residuals to multiples of quantization levels up to max_quantization -// (the actual quantization level depends on smoothness near the given pixel). -static void CopyImageWithPrediction(int width, int height, - int bits, uint32_t* const modes, - uint32_t* const argb_scratch, - uint32_t* const argb, - int low_effort, int max_quantization, - int exact, int used_subtract_green) { - const int tiles_per_row = VP8LSubSampleSize(width, bits); - const int mask = (1 << bits) - 1; - // The width of upper_row and current_row is one pixel larger than image width - // to allow the top right pixel to point to the leftmost pixel of the next row - // when at the right edge. - uint32_t* upper_row = argb_scratch; - uint32_t* current_row = upper_row + width + 1; - uint8_t* current_max_diffs = (uint8_t*)(current_row + width + 1); - uint8_t* lower_max_diffs = current_max_diffs + width; - int y; - int mode = 0; - VP8LPredictorFunc pred_func = NULL; - - for (y = 0; y < height; ++y) { - int x; - uint32_t* const tmp32 = upper_row; - upper_row = current_row; - current_row = tmp32; - memcpy(current_row, argb + y * width, - sizeof(*argb) * (width + (y + 1 < height))); - - if (low_effort) { - for (x = 0; x < width; ++x) { - const uint32_t predict = Predict(VP8LPredictors[kPredLowEffort], x, y, - current_row, upper_row); - argb[y * width + x] = VP8LSubPixels(current_row[x], predict); - } - } else { - if (max_quantization > 1) { - // Compute max_diffs for the lower row now, because that needs the - // contents of argb for the current row, which we will overwrite with - // residuals before proceeding with the next row. - uint8_t* const tmp8 = current_max_diffs; - current_max_diffs = lower_max_diffs; - lower_max_diffs = tmp8; - if (y + 2 < height) { - MaxDiffsForRow(width, width, argb + (y + 1) * width, lower_max_diffs, - used_subtract_green); - } - } - for (x = 0; x < width; ++x) { - if ((x & mask) == 0) { - mode = (modes[(y >> bits) * tiles_per_row + (x >> bits)] >> 8) & 0xff; - pred_func = VP8LPredictors[mode]; - } - argb[y * width + x] = GetResidual( - width, height, upper_row, current_row, current_max_diffs, mode, - pred_func, x, y, max_quantization, exact, used_subtract_green); - } - } - } -} - -// Finds the best predictor for each tile, and converts the image to residuals -// with respect to predictions. If near_lossless_quality < 100, applies -// near lossless processing, shaving off more bits of residuals for lower -// qualities. -void VP8LResidualImage(int width, int height, int bits, int low_effort, - uint32_t* const argb, uint32_t* const argb_scratch, - uint32_t* const image, int near_lossless_quality, - int exact, int used_subtract_green) { - const int tiles_per_row = VP8LSubSampleSize(width, bits); - const int tiles_per_col = VP8LSubSampleSize(height, bits); - int tile_y; - int histo[4][256]; - const int max_quantization = 1 << VP8LNearLosslessBits(near_lossless_quality); - if (low_effort) { - int i; - for (i = 0; i < tiles_per_row * tiles_per_col; ++i) { - image[i] = ARGB_BLACK | (kPredLowEffort << 8); - } - } else { - memset(histo, 0, sizeof(histo)); - for (tile_y = 0; tile_y < tiles_per_col; ++tile_y) { - int tile_x; - for (tile_x = 0; tile_x < tiles_per_row; ++tile_x) { - const int pred = GetBestPredictorForTile(width, height, tile_x, tile_y, - bits, histo, argb_scratch, argb, max_quantization, exact, - used_subtract_green); - image[tile_y * tiles_per_row + tile_x] = ARGB_BLACK | (pred << 8); - } - } - } - - CopyImageWithPrediction(width, height, bits, image, argb_scratch, argb, - low_effort, max_quantization, exact, - used_subtract_green); -} - -void VP8LSubtractGreenFromBlueAndRed_C(uint32_t* argb_data, int num_pixels) { - int i; - for (i = 0; i < num_pixels; ++i) { - const uint32_t argb = argb_data[i]; - const uint32_t green = (argb >> 8) & 0xff; - const uint32_t new_r = (((argb >> 16) & 0xff) - green) & 0xff; - const uint32_t new_b = ((argb & 0xff) - green) & 0xff; - argb_data[i] = (argb & 0xff00ff00) | (new_r << 16) | new_b; - } -} - -static WEBP_INLINE void MultipliersClear(VP8LMultipliers* const m) { - m->green_to_red_ = 0; - m->green_to_blue_ = 0; - m->red_to_blue_ = 0; -} - -static WEBP_INLINE uint32_t ColorTransformDelta(int8_t color_pred, - int8_t color) { - return (uint32_t)((int)(color_pred) * color) >> 5; -} - -static WEBP_INLINE void ColorCodeToMultipliers(uint32_t color_code, - VP8LMultipliers* const m) { - m->green_to_red_ = (color_code >> 0) & 0xff; - m->green_to_blue_ = (color_code >> 8) & 0xff; - m->red_to_blue_ = (color_code >> 16) & 0xff; -} - -static WEBP_INLINE uint32_t MultipliersToColorCode( - const VP8LMultipliers* const m) { - return 0xff000000u | - ((uint32_t)(m->red_to_blue_) << 16) | - ((uint32_t)(m->green_to_blue_) << 8) | - m->green_to_red_; -} - -void VP8LTransformColor_C(const VP8LMultipliers* const m, uint32_t* data, - int num_pixels) { - int i; - for (i = 0; i < num_pixels; ++i) { - const uint32_t argb = data[i]; - const uint32_t green = argb >> 8; - const uint32_t red = argb >> 16; - uint32_t new_red = red; - uint32_t new_blue = argb; - new_red -= ColorTransformDelta(m->green_to_red_, green); - new_red &= 0xff; - new_blue -= ColorTransformDelta(m->green_to_blue_, green); - new_blue -= ColorTransformDelta(m->red_to_blue_, red); - new_blue &= 0xff; - data[i] = (argb & 0xff00ff00u) | (new_red << 16) | (new_blue); - } -} - -static WEBP_INLINE uint8_t TransformColorRed(uint8_t green_to_red, - uint32_t argb) { - const uint32_t green = argb >> 8; - uint32_t new_red = argb >> 16; - new_red -= ColorTransformDelta(green_to_red, green); - return (new_red & 0xff); -} - -static WEBP_INLINE uint8_t TransformColorBlue(uint8_t green_to_blue, - uint8_t red_to_blue, - uint32_t argb) { - const uint32_t green = argb >> 8; - const uint32_t red = argb >> 16; - uint8_t new_blue = argb; - new_blue -= ColorTransformDelta(green_to_blue, green); - new_blue -= ColorTransformDelta(red_to_blue, red); - return (new_blue & 0xff); -} - -static float PredictionCostCrossColor(const int accumulated[256], - const int counts[256]) { - // Favor low entropy, locally and globally. - // Favor small absolute values for PredictionCostSpatial - static const double kExpValue = 2.4; - return VP8LCombinedShannonEntropy(counts, accumulated) + - PredictionCostSpatial(counts, 3, kExpValue); -} - -void VP8LCollectColorRedTransforms_C(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_red, int histo[]) { - while (tile_height-- > 0) { - int x; - for (x = 0; x < tile_width; ++x) { - ++histo[TransformColorRed(green_to_red, argb[x])]; - } - argb += stride; - } -} - -static float GetPredictionCostCrossColorRed( - const uint32_t* argb, int stride, int tile_width, int tile_height, - VP8LMultipliers prev_x, VP8LMultipliers prev_y, int green_to_red, - const int accumulated_red_histo[256]) { - int histo[256] = { 0 }; - float cur_diff; - - VP8LCollectColorRedTransforms(argb, stride, tile_width, tile_height, - green_to_red, histo); - - cur_diff = PredictionCostCrossColor(accumulated_red_histo, histo); - if ((uint8_t)green_to_red == prev_x.green_to_red_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if ((uint8_t)green_to_red == prev_y.green_to_red_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if (green_to_red == 0) { - cur_diff -= 3; - } - return cur_diff; -} - -static void GetBestGreenToRed( - const uint32_t* argb, int stride, int tile_width, int tile_height, - VP8LMultipliers prev_x, VP8LMultipliers prev_y, int quality, - const int accumulated_red_histo[256], VP8LMultipliers* const best_tx) { - const int kMaxIters = 4 + ((7 * quality) >> 8); // in range [4..6] - int green_to_red_best = 0; - int iter, offset; - float best_diff = GetPredictionCostCrossColorRed( - argb, stride, tile_width, tile_height, prev_x, prev_y, - green_to_red_best, accumulated_red_histo); - for (iter = 0; iter < kMaxIters; ++iter) { - // ColorTransformDelta is a 3.5 bit fixed point, so 32 is equal to - // one in color computation. Having initial delta here as 1 is sufficient - // to explore the range of (-2, 2). - const int delta = 32 >> iter; - // Try a negative and a positive delta from the best known value. - for (offset = -delta; offset <= delta; offset += 2 * delta) { - const int green_to_red_cur = offset + green_to_red_best; - const float cur_diff = GetPredictionCostCrossColorRed( - argb, stride, tile_width, tile_height, prev_x, prev_y, - green_to_red_cur, accumulated_red_histo); - if (cur_diff < best_diff) { - best_diff = cur_diff; - green_to_red_best = green_to_red_cur; - } - } - } - best_tx->green_to_red_ = green_to_red_best; -} - -void VP8LCollectColorBlueTransforms_C(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_blue, int red_to_blue, - int histo[]) { - while (tile_height-- > 0) { - int x; - for (x = 0; x < tile_width; ++x) { - ++histo[TransformColorBlue(green_to_blue, red_to_blue, argb[x])]; - } - argb += stride; - } -} - -static float GetPredictionCostCrossColorBlue( - const uint32_t* argb, int stride, int tile_width, int tile_height, - VP8LMultipliers prev_x, VP8LMultipliers prev_y, - int green_to_blue, int red_to_blue, const int accumulated_blue_histo[256]) { - int histo[256] = { 0 }; - float cur_diff; - - VP8LCollectColorBlueTransforms(argb, stride, tile_width, tile_height, - green_to_blue, red_to_blue, histo); - - cur_diff = PredictionCostCrossColor(accumulated_blue_histo, histo); - if ((uint8_t)green_to_blue == prev_x.green_to_blue_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if ((uint8_t)green_to_blue == prev_y.green_to_blue_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if ((uint8_t)red_to_blue == prev_x.red_to_blue_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if ((uint8_t)red_to_blue == prev_y.red_to_blue_) { - cur_diff -= 3; // favor keeping the areas locally similar - } - if (green_to_blue == 0) { - cur_diff -= 3; - } - if (red_to_blue == 0) { - cur_diff -= 3; - } - return cur_diff; -} - -#define kGreenRedToBlueNumAxis 8 -#define kGreenRedToBlueMaxIters 7 -static void GetBestGreenRedToBlue( - const uint32_t* argb, int stride, int tile_width, int tile_height, - VP8LMultipliers prev_x, VP8LMultipliers prev_y, int quality, - const int accumulated_blue_histo[256], - VP8LMultipliers* const best_tx) { - const int8_t offset[kGreenRedToBlueNumAxis][2] = - {{0, -1}, {0, 1}, {-1, 0}, {1, 0}, {-1, -1}, {-1, 1}, {1, -1}, {1, 1}}; - const int8_t delta_lut[kGreenRedToBlueMaxIters] = { 16, 16, 8, 4, 2, 2, 2 }; - const int iters = - (quality < 25) ? 1 : (quality > 50) ? kGreenRedToBlueMaxIters : 4; - int green_to_blue_best = 0; - int red_to_blue_best = 0; - int iter; - // Initial value at origin: - float best_diff = GetPredictionCostCrossColorBlue( - argb, stride, tile_width, tile_height, prev_x, prev_y, - green_to_blue_best, red_to_blue_best, accumulated_blue_histo); - for (iter = 0; iter < iters; ++iter) { - const int delta = delta_lut[iter]; - int axis; - for (axis = 0; axis < kGreenRedToBlueNumAxis; ++axis) { - const int green_to_blue_cur = - offset[axis][0] * delta + green_to_blue_best; - const int red_to_blue_cur = offset[axis][1] * delta + red_to_blue_best; - const float cur_diff = GetPredictionCostCrossColorBlue( - argb, stride, tile_width, tile_height, prev_x, prev_y, - green_to_blue_cur, red_to_blue_cur, accumulated_blue_histo); - if (cur_diff < best_diff) { - best_diff = cur_diff; - green_to_blue_best = green_to_blue_cur; - red_to_blue_best = red_to_blue_cur; - } - if (quality < 25 && iter == 4) { - // Only axis aligned diffs for lower quality. - break; // next iter. - } - } - if (delta == 2 && green_to_blue_best == 0 && red_to_blue_best == 0) { - // Further iterations would not help. - break; // out of iter-loop. - } - } - best_tx->green_to_blue_ = green_to_blue_best; - best_tx->red_to_blue_ = red_to_blue_best; -} -#undef kGreenRedToBlueMaxIters -#undef kGreenRedToBlueNumAxis - -static VP8LMultipliers GetBestColorTransformForTile( - int tile_x, int tile_y, int bits, - VP8LMultipliers prev_x, - VP8LMultipliers prev_y, - int quality, int xsize, int ysize, - const int accumulated_red_histo[256], - const int accumulated_blue_histo[256], - const uint32_t* const argb) { - const int max_tile_size = 1 << bits; - const int tile_y_offset = tile_y * max_tile_size; - const int tile_x_offset = tile_x * max_tile_size; - const int all_x_max = GetMin(tile_x_offset + max_tile_size, xsize); - const int all_y_max = GetMin(tile_y_offset + max_tile_size, ysize); - const int tile_width = all_x_max - tile_x_offset; - const int tile_height = all_y_max - tile_y_offset; - const uint32_t* const tile_argb = argb + tile_y_offset * xsize - + tile_x_offset; - VP8LMultipliers best_tx; - MultipliersClear(&best_tx); - - GetBestGreenToRed(tile_argb, xsize, tile_width, tile_height, - prev_x, prev_y, quality, accumulated_red_histo, &best_tx); - GetBestGreenRedToBlue(tile_argb, xsize, tile_width, tile_height, - prev_x, prev_y, quality, accumulated_blue_histo, - &best_tx); - return best_tx; -} - -static void CopyTileWithColorTransform(int xsize, int ysize, - int tile_x, int tile_y, - int max_tile_size, - VP8LMultipliers color_transform, - uint32_t* argb) { - const int xscan = GetMin(max_tile_size, xsize - tile_x); - int yscan = GetMin(max_tile_size, ysize - tile_y); - argb += tile_y * xsize + tile_x; - while (yscan-- > 0) { - VP8LTransformColor(&color_transform, argb, xscan); - argb += xsize; - } -} - -void VP8LColorSpaceTransform(int width, int height, int bits, int quality, - uint32_t* const argb, uint32_t* image) { - const int max_tile_size = 1 << bits; - const int tile_xsize = VP8LSubSampleSize(width, bits); - const int tile_ysize = VP8LSubSampleSize(height, bits); - int accumulated_red_histo[256] = { 0 }; - int accumulated_blue_histo[256] = { 0 }; - int tile_x, tile_y; - VP8LMultipliers prev_x, prev_y; - MultipliersClear(&prev_y); - MultipliersClear(&prev_x); - for (tile_y = 0; tile_y < tile_ysize; ++tile_y) { - for (tile_x = 0; tile_x < tile_xsize; ++tile_x) { - int y; - const int tile_x_offset = tile_x * max_tile_size; - const int tile_y_offset = tile_y * max_tile_size; - const int all_x_max = GetMin(tile_x_offset + max_tile_size, width); - const int all_y_max = GetMin(tile_y_offset + max_tile_size, height); - const int offset = tile_y * tile_xsize + tile_x; - if (tile_y != 0) { - ColorCodeToMultipliers(image[offset - tile_xsize], &prev_y); - } - prev_x = GetBestColorTransformForTile(tile_x, tile_y, bits, - prev_x, prev_y, - quality, width, height, - accumulated_red_histo, - accumulated_blue_histo, - argb); - image[offset] = MultipliersToColorCode(&prev_x); - CopyTileWithColorTransform(width, height, tile_x_offset, tile_y_offset, - max_tile_size, prev_x, argb); - - // Gather accumulated histogram data. - for (y = tile_y_offset; y < all_y_max; ++y) { - int ix = y * width + tile_x_offset; - const int ix_end = ix + all_x_max - tile_x_offset; - for (; ix < ix_end; ++ix) { - const uint32_t pix = argb[ix]; - if (ix >= 2 && - pix == argb[ix - 2] && - pix == argb[ix - 1]) { - continue; // repeated pixels are handled by backward references - } - if (ix >= width + 2 && - argb[ix - 2] == argb[ix - width - 2] && - argb[ix - 1] == argb[ix - width - 1] && - pix == argb[ix - width]) { - continue; // repeated pixels are handled by backward references - } - ++accumulated_red_histo[(pix >> 16) & 0xff]; - ++accumulated_blue_histo[(pix >> 0) & 0xff]; - } - } - } - } -} - -//------------------------------------------------------------------------------ - -static int VectorMismatch(const uint32_t* const array1, - const uint32_t* const array2, int length) { - int match_len = 0; - - while (match_len < length && array1[match_len] == array2[match_len]) { - ++match_len; - } - return match_len; -} - -// Bundles multiple (1, 2, 4 or 8) pixels into a single pixel. -void VP8LBundleColorMap(const uint8_t* const row, int width, - int xbits, uint32_t* const dst) { - int x; - if (xbits > 0) { - const int bit_depth = 1 << (3 - xbits); - const int mask = (1 << xbits) - 1; - uint32_t code = 0xff000000; - for (x = 0; x < width; ++x) { - const int xsub = x & mask; - if (xsub == 0) { - code = 0xff000000; - } - code |= row[x] << (8 + bit_depth * xsub); - dst[x >> xbits] = code; - } - } else { - for (x = 0; x < width; ++x) dst[x] = 0xff000000 | (row[x] << 8); - } -} - -//------------------------------------------------------------------------------ - -static double ExtraCost(const uint32_t* population, int length) { - int i; - double cost = 0.; - for (i = 2; i < length - 2; ++i) cost += (i >> 1) * population[i + 2]; - return cost; -} - -static double ExtraCostCombined(const uint32_t* X, const uint32_t* Y, - int length) { - int i; - double cost = 0.; - for (i = 2; i < length - 2; ++i) { - const int xy = X[i + 2] + Y[i + 2]; - cost += (i >> 1) * xy; - } - return cost; -} - -//------------------------------------------------------------------------------ - -static void HistogramAdd(const VP8LHistogram* const a, - const VP8LHistogram* const b, - VP8LHistogram* const out) { - int i; - const int literal_size = VP8LHistogramNumCodes(a->palette_code_bits_); - assert(a->palette_code_bits_ == b->palette_code_bits_); - if (b != out) { - for (i = 0; i < literal_size; ++i) { - out->literal_[i] = a->literal_[i] + b->literal_[i]; - } - for (i = 0; i < NUM_DISTANCE_CODES; ++i) { - out->distance_[i] = a->distance_[i] + b->distance_[i]; - } - for (i = 0; i < NUM_LITERAL_CODES; ++i) { - out->red_[i] = a->red_[i] + b->red_[i]; - out->blue_[i] = a->blue_[i] + b->blue_[i]; - out->alpha_[i] = a->alpha_[i] + b->alpha_[i]; - } - } else { - for (i = 0; i < literal_size; ++i) { - out->literal_[i] += a->literal_[i]; - } - for (i = 0; i < NUM_DISTANCE_CODES; ++i) { - out->distance_[i] += a->distance_[i]; - } - for (i = 0; i < NUM_LITERAL_CODES; ++i) { - out->red_[i] += a->red_[i]; - out->blue_[i] += a->blue_[i]; - out->alpha_[i] += a->alpha_[i]; - } - } -} - -//------------------------------------------------------------------------------ - -VP8LProcessBlueAndRedFunc VP8LSubtractGreenFromBlueAndRed; - -VP8LTransformColorFunc VP8LTransformColor; - -VP8LCollectColorBlueTransformsFunc VP8LCollectColorBlueTransforms; -VP8LCollectColorRedTransformsFunc VP8LCollectColorRedTransforms; - -VP8LFastLog2SlowFunc VP8LFastLog2Slow; -VP8LFastLog2SlowFunc VP8LFastSLog2Slow; - -VP8LCostFunc VP8LExtraCost; -VP8LCostCombinedFunc VP8LExtraCostCombined; -VP8LCombinedShannonEntropyFunc VP8LCombinedShannonEntropy; - -GetEntropyUnrefinedHelperFunc VP8LGetEntropyUnrefinedHelper; - -VP8LHistogramAddFunc VP8LHistogramAdd; - -VP8LVectorMismatchFunc VP8LVectorMismatch; - -extern void VP8LEncDspInitSSE2(void); -extern void VP8LEncDspInitSSE41(void); -extern void VP8LEncDspInitNEON(void); -extern void VP8LEncDspInitMIPS32(void); -extern void VP8LEncDspInitMIPSdspR2(void); - -static volatile VP8CPUInfo lossless_enc_last_cpuinfo_used = - (VP8CPUInfo)&lossless_enc_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInit(void) { - if (lossless_enc_last_cpuinfo_used == VP8GetCPUInfo) return; - - VP8LDspInit(); - - VP8LSubtractGreenFromBlueAndRed = VP8LSubtractGreenFromBlueAndRed_C; - - VP8LTransformColor = VP8LTransformColor_C; - - VP8LCollectColorBlueTransforms = VP8LCollectColorBlueTransforms_C; - VP8LCollectColorRedTransforms = VP8LCollectColorRedTransforms_C; - - VP8LFastLog2Slow = FastLog2Slow; - VP8LFastSLog2Slow = FastSLog2Slow; - - VP8LExtraCost = ExtraCost; - VP8LExtraCostCombined = ExtraCostCombined; - VP8LCombinedShannonEntropy = CombinedShannonEntropy; - - VP8LGetEntropyUnrefinedHelper = GetEntropyUnrefinedHelper; - - VP8LHistogramAdd = HistogramAdd; - - VP8LVectorMismatch = VectorMismatch; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - VP8LEncDspInitSSE2(); -#if defined(WEBP_USE_SSE41) - if (VP8GetCPUInfo(kSSE4_1)) { - VP8LEncDspInitSSE41(); - } -#endif - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - VP8LEncDspInitNEON(); - } -#endif -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - VP8LEncDspInitMIPS32(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - VP8LEncDspInitMIPSdspR2(); - } -#endif - } - lossless_enc_last_cpuinfo_used = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ diff --git a/drivers/webp/dsp/lossless_enc_mips32.c b/drivers/webp/dsp/lossless_enc_mips32.c deleted file mode 100644 index 49c666d4fd..0000000000 --- a/drivers/webp/dsp/lossless_enc_mips32.c +++ /dev/null @@ -1,386 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of lossless functions -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" -#include "./lossless.h" - -#if defined(WEBP_USE_MIPS32) - -#include <assert.h> -#include <math.h> -#include <stdlib.h> -#include <string.h> - -static float FastSLog2Slow(uint32_t v) { - assert(v >= LOG_LOOKUP_IDX_MAX); - if (v < APPROX_LOG_WITH_CORRECTION_MAX) { - uint32_t log_cnt, y, correction; - const int c24 = 24; - const float v_f = (float)v; - uint32_t temp; - - // Xf = 256 = 2^8 - // log_cnt is index of leading one in upper 24 bits - __asm__ volatile( - "clz %[log_cnt], %[v] \n\t" - "addiu %[y], $zero, 1 \n\t" - "subu %[log_cnt], %[c24], %[log_cnt] \n\t" - "sllv %[y], %[y], %[log_cnt] \n\t" - "srlv %[temp], %[v], %[log_cnt] \n\t" - : [log_cnt]"=&r"(log_cnt), [y]"=&r"(y), - [temp]"=r"(temp) - : [c24]"r"(c24), [v]"r"(v) - ); - - // vf = (2^log_cnt) * Xf; where y = 2^log_cnt and Xf < 256 - // Xf = floor(Xf) * (1 + (v % y) / v) - // log2(Xf) = log2(floor(Xf)) + log2(1 + (v % y) / v) - // The correction factor: log(1 + d) ~ d; for very small d values, so - // log2(1 + (v % y) / v) ~ LOG_2_RECIPROCAL * (v % y)/v - // LOG_2_RECIPROCAL ~ 23/16 - - // (v % y) = (v % 2^log_cnt) = v & (2^log_cnt - 1) - correction = (23 * (v & (y - 1))) >> 4; - return v_f * (kLog2Table[temp] + log_cnt) + correction; - } else { - return (float)(LOG_2_RECIPROCAL * v * log((double)v)); - } -} - -static float FastLog2Slow(uint32_t v) { - assert(v >= LOG_LOOKUP_IDX_MAX); - if (v < APPROX_LOG_WITH_CORRECTION_MAX) { - uint32_t log_cnt, y; - const int c24 = 24; - double log_2; - uint32_t temp; - - __asm__ volatile( - "clz %[log_cnt], %[v] \n\t" - "addiu %[y], $zero, 1 \n\t" - "subu %[log_cnt], %[c24], %[log_cnt] \n\t" - "sllv %[y], %[y], %[log_cnt] \n\t" - "srlv %[temp], %[v], %[log_cnt] \n\t" - : [log_cnt]"=&r"(log_cnt), [y]"=&r"(y), - [temp]"=r"(temp) - : [c24]"r"(c24), [v]"r"(v) - ); - - log_2 = kLog2Table[temp] + log_cnt; - if (v >= APPROX_LOG_MAX) { - // Since the division is still expensive, add this correction factor only - // for large values of 'v'. - - const uint32_t correction = (23 * (v & (y - 1))) >> 4; - log_2 += (double)correction / v; - } - return (float)log_2; - } else { - return (float)(LOG_2_RECIPROCAL * log((double)v)); - } -} - -// C version of this function: -// int i = 0; -// int64_t cost = 0; -// const uint32_t* pop = &population[4]; -// const uint32_t* LoopEnd = &population[length]; -// while (pop != LoopEnd) { -// ++i; -// cost += i * *pop; -// cost += i * *(pop + 1); -// pop += 2; -// } -// return (double)cost; -static double ExtraCost(const uint32_t* const population, int length) { - int i, temp0, temp1; - const uint32_t* pop = &population[4]; - const uint32_t* const LoopEnd = &population[length]; - - __asm__ volatile( - "mult $zero, $zero \n\t" - "xor %[i], %[i], %[i] \n\t" - "beq %[pop], %[LoopEnd], 2f \n\t" - "1: \n\t" - "lw %[temp0], 0(%[pop]) \n\t" - "lw %[temp1], 4(%[pop]) \n\t" - "addiu %[i], %[i], 1 \n\t" - "addiu %[pop], %[pop], 8 \n\t" - "madd %[i], %[temp0] \n\t" - "madd %[i], %[temp1] \n\t" - "bne %[pop], %[LoopEnd], 1b \n\t" - "2: \n\t" - "mfhi %[temp0] \n\t" - "mflo %[temp1] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [i]"=&r"(i), [pop]"+r"(pop) - : [LoopEnd]"r"(LoopEnd) - : "memory", "hi", "lo" - ); - - return (double)((int64_t)temp0 << 32 | temp1); -} - -// C version of this function: -// int i = 0; -// int64_t cost = 0; -// const uint32_t* pX = &X[4]; -// const uint32_t* pY = &Y[4]; -// const uint32_t* LoopEnd = &X[length]; -// while (pX != LoopEnd) { -// const uint32_t xy0 = *pX + *pY; -// const uint32_t xy1 = *(pX + 1) + *(pY + 1); -// ++i; -// cost += i * xy0; -// cost += i * xy1; -// pX += 2; -// pY += 2; -// } -// return (double)cost; -static double ExtraCostCombined(const uint32_t* const X, - const uint32_t* const Y, int length) { - int i, temp0, temp1, temp2, temp3; - const uint32_t* pX = &X[4]; - const uint32_t* pY = &Y[4]; - const uint32_t* const LoopEnd = &X[length]; - - __asm__ volatile( - "mult $zero, $zero \n\t" - "xor %[i], %[i], %[i] \n\t" - "beq %[pX], %[LoopEnd], 2f \n\t" - "1: \n\t" - "lw %[temp0], 0(%[pX]) \n\t" - "lw %[temp1], 0(%[pY]) \n\t" - "lw %[temp2], 4(%[pX]) \n\t" - "lw %[temp3], 4(%[pY]) \n\t" - "addiu %[i], %[i], 1 \n\t" - "addu %[temp0], %[temp0], %[temp1] \n\t" - "addu %[temp2], %[temp2], %[temp3] \n\t" - "addiu %[pX], %[pX], 8 \n\t" - "addiu %[pY], %[pY], 8 \n\t" - "madd %[i], %[temp0] \n\t" - "madd %[i], %[temp2] \n\t" - "bne %[pX], %[LoopEnd], 1b \n\t" - "2: \n\t" - "mfhi %[temp0] \n\t" - "mflo %[temp1] \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), - [i]"=&r"(i), [pX]"+r"(pX), [pY]"+r"(pY) - : [LoopEnd]"r"(LoopEnd) - : "memory", "hi", "lo" - ); - - return (double)((int64_t)temp0 << 32 | temp1); -} - -#define HUFFMAN_COST_PASS \ - __asm__ volatile( \ - "sll %[temp1], %[temp0], 3 \n\t" \ - "addiu %[temp3], %[streak], -3 \n\t" \ - "addu %[temp2], %[pstreaks], %[temp1] \n\t" \ - "blez %[temp3], 1f \n\t" \ - "srl %[temp1], %[temp1], 1 \n\t" \ - "addu %[temp3], %[pcnts], %[temp1] \n\t" \ - "lw %[temp0], 4(%[temp2]) \n\t" \ - "lw %[temp1], 0(%[temp3]) \n\t" \ - "addu %[temp0], %[temp0], %[streak] \n\t" \ - "addiu %[temp1], %[temp1], 1 \n\t" \ - "sw %[temp0], 4(%[temp2]) \n\t" \ - "sw %[temp1], 0(%[temp3]) \n\t" \ - "b 2f \n\t" \ - "1: \n\t" \ - "lw %[temp0], 0(%[temp2]) \n\t" \ - "addu %[temp0], %[temp0], %[streak] \n\t" \ - "sw %[temp0], 0(%[temp2]) \n\t" \ - "2: \n\t" \ - : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), \ - [temp3]"=&r"(temp3), [temp0]"+r"(temp0) \ - : [pstreaks]"r"(pstreaks), [pcnts]"r"(pcnts), \ - [streak]"r"(streak) \ - : "memory" \ - ); - -// Returns the various RLE counts -static WEBP_INLINE void GetEntropyUnrefinedHelper( - uint32_t val, int i, uint32_t* const val_prev, int* const i_prev, - VP8LBitEntropy* const bit_entropy, VP8LStreaks* const stats) { - int* const pstreaks = &stats->streaks[0][0]; - int* const pcnts = &stats->counts[0]; - int temp0, temp1, temp2, temp3; - const int streak = i - *i_prev; - - // Gather info for the bit entropy. - if (*val_prev != 0) { - bit_entropy->sum += (*val_prev) * streak; - bit_entropy->nonzeros += streak; - bit_entropy->nonzero_code = *i_prev; - bit_entropy->entropy -= VP8LFastSLog2(*val_prev) * streak; - if (bit_entropy->max_val < *val_prev) { - bit_entropy->max_val = *val_prev; - } - } - - // Gather info for the Huffman cost. - temp0 = (*val_prev != 0); - HUFFMAN_COST_PASS - - *val_prev = val; - *i_prev = i; -} - -#define ASM_START \ - __asm__ volatile( \ - ".set push \n\t" \ - ".set at \n\t" \ - ".set macro \n\t" \ - "1: \n\t" - -// P2 = P0 + P1 -// A..D - offsets -// E - temp variable to tell macro -// if pointer should be incremented -// literal_ and successive histograms could be unaligned -// so we must use ulw and usw -#define ADD_TO_OUT(A, B, C, D, E, P0, P1, P2) \ - "ulw %[temp0], " #A "(%[" #P0 "]) \n\t" \ - "ulw %[temp1], " #B "(%[" #P0 "]) \n\t" \ - "ulw %[temp2], " #C "(%[" #P0 "]) \n\t" \ - "ulw %[temp3], " #D "(%[" #P0 "]) \n\t" \ - "ulw %[temp4], " #A "(%[" #P1 "]) \n\t" \ - "ulw %[temp5], " #B "(%[" #P1 "]) \n\t" \ - "ulw %[temp6], " #C "(%[" #P1 "]) \n\t" \ - "ulw %[temp7], " #D "(%[" #P1 "]) \n\t" \ - "addu %[temp4], %[temp4], %[temp0] \n\t" \ - "addu %[temp5], %[temp5], %[temp1] \n\t" \ - "addu %[temp6], %[temp6], %[temp2] \n\t" \ - "addu %[temp7], %[temp7], %[temp3] \n\t" \ - "addiu %[" #P0 "], %[" #P0 "], 16 \n\t" \ - ".if " #E " == 1 \n\t" \ - "addiu %[" #P1 "], %[" #P1 "], 16 \n\t" \ - ".endif \n\t" \ - "usw %[temp4], " #A "(%[" #P2 "]) \n\t" \ - "usw %[temp5], " #B "(%[" #P2 "]) \n\t" \ - "usw %[temp6], " #C "(%[" #P2 "]) \n\t" \ - "usw %[temp7], " #D "(%[" #P2 "]) \n\t" \ - "addiu %[" #P2 "], %[" #P2 "], 16 \n\t" \ - "bne %[" #P0 "], %[LoopEnd], 1b \n\t" \ - ".set pop \n\t" \ - -#define ASM_END_COMMON_0 \ - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), \ - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), \ - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), \ - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), \ - [pa]"+r"(pa), [pout]"+r"(pout) - -#define ASM_END_COMMON_1 \ - : [LoopEnd]"r"(LoopEnd) \ - : "memory", "at" \ - ); - -#define ASM_END_0 \ - ASM_END_COMMON_0 \ - , [pb]"+r"(pb) \ - ASM_END_COMMON_1 - -#define ASM_END_1 \ - ASM_END_COMMON_0 \ - ASM_END_COMMON_1 - -#define ADD_VECTOR(A, B, OUT, SIZE, EXTRA_SIZE) do { \ - const uint32_t* pa = (const uint32_t*)(A); \ - const uint32_t* pb = (const uint32_t*)(B); \ - uint32_t* pout = (uint32_t*)(OUT); \ - const uint32_t* const LoopEnd = pa + (SIZE); \ - assert((SIZE) % 4 == 0); \ - ASM_START \ - ADD_TO_OUT(0, 4, 8, 12, 1, pa, pb, pout) \ - ASM_END_0 \ - if ((EXTRA_SIZE) > 0) { \ - const int last = (EXTRA_SIZE); \ - int i; \ - for (i = 0; i < last; ++i) pout[i] = pa[i] + pb[i]; \ - } \ -} while (0) - -#define ADD_VECTOR_EQ(A, OUT, SIZE, EXTRA_SIZE) do { \ - const uint32_t* pa = (const uint32_t*)(A); \ - uint32_t* pout = (uint32_t*)(OUT); \ - const uint32_t* const LoopEnd = pa + (SIZE); \ - assert((SIZE) % 4 == 0); \ - ASM_START \ - ADD_TO_OUT(0, 4, 8, 12, 0, pa, pout, pout) \ - ASM_END_1 \ - if ((EXTRA_SIZE) > 0) { \ - const int last = (EXTRA_SIZE); \ - int i; \ - for (i = 0; i < last; ++i) pout[i] += pa[i]; \ - } \ -} while (0) - -static void HistogramAdd(const VP8LHistogram* const a, - const VP8LHistogram* const b, - VP8LHistogram* const out) { - uint32_t temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - const int extra_cache_size = VP8LHistogramNumCodes(a->palette_code_bits_) - - (NUM_LITERAL_CODES + NUM_LENGTH_CODES); - assert(a->palette_code_bits_ == b->palette_code_bits_); - - if (b != out) { - ADD_VECTOR(a->literal_, b->literal_, out->literal_, - NUM_LITERAL_CODES + NUM_LENGTH_CODES, extra_cache_size); - ADD_VECTOR(a->distance_, b->distance_, out->distance_, - NUM_DISTANCE_CODES, 0); - ADD_VECTOR(a->red_, b->red_, out->red_, NUM_LITERAL_CODES, 0); - ADD_VECTOR(a->blue_, b->blue_, out->blue_, NUM_LITERAL_CODES, 0); - ADD_VECTOR(a->alpha_, b->alpha_, out->alpha_, NUM_LITERAL_CODES, 0); - } else { - ADD_VECTOR_EQ(a->literal_, out->literal_, - NUM_LITERAL_CODES + NUM_LENGTH_CODES, extra_cache_size); - ADD_VECTOR_EQ(a->distance_, out->distance_, NUM_DISTANCE_CODES, 0); - ADD_VECTOR_EQ(a->red_, out->red_, NUM_LITERAL_CODES, 0); - ADD_VECTOR_EQ(a->blue_, out->blue_, NUM_LITERAL_CODES, 0); - ADD_VECTOR_EQ(a->alpha_, out->alpha_, NUM_LITERAL_CODES, 0); - } -} - -#undef ADD_VECTOR_EQ -#undef ADD_VECTOR -#undef ASM_END_1 -#undef ASM_END_0 -#undef ASM_END_COMMON_1 -#undef ASM_END_COMMON_0 -#undef ADD_TO_OUT -#undef ASM_START - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LEncDspInitMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInitMIPS32(void) { - VP8LFastSLog2Slow = FastSLog2Slow; - VP8LFastLog2Slow = FastLog2Slow; - VP8LExtraCost = ExtraCost; - VP8LExtraCostCombined = ExtraCostCombined; - VP8LGetEntropyUnrefinedHelper = GetEntropyUnrefinedHelper; - VP8LHistogramAdd = HistogramAdd; -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(VP8LEncDspInitMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/lossless_enc_mips_dsp_r2.c b/drivers/webp/dsp/lossless_enc_mips_dsp_r2.c deleted file mode 100644 index 0abf3c4f36..0000000000 --- a/drivers/webp/dsp/lossless_enc_mips_dsp_r2.c +++ /dev/null @@ -1,275 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Image transform methods for lossless encoder. -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "./lossless.h" - -static void SubtractGreenFromBlueAndRed(uint32_t* argb_data, - int num_pixels) { - uint32_t temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - uint32_t* const p_loop1_end = argb_data + (num_pixels & ~3); - uint32_t* const p_loop2_end = p_loop1_end + (num_pixels & 3); - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[argb_data], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[argb_data]) \n\t" - "lw %[temp1], 4(%[argb_data]) \n\t" - "lw %[temp2], 8(%[argb_data]) \n\t" - "lw %[temp3], 12(%[argb_data]) \n\t" - "ext %[temp4], %[temp0], 8, 8 \n\t" - "ext %[temp5], %[temp1], 8, 8 \n\t" - "ext %[temp6], %[temp2], 8, 8 \n\t" - "ext %[temp7], %[temp3], 8, 8 \n\t" - "addiu %[argb_data], %[argb_data], 16 \n\t" - "replv.ph %[temp4], %[temp4] \n\t" - "replv.ph %[temp5], %[temp5] \n\t" - "replv.ph %[temp6], %[temp6] \n\t" - "replv.ph %[temp7], %[temp7] \n\t" - "subu.qb %[temp0], %[temp0], %[temp4] \n\t" - "subu.qb %[temp1], %[temp1], %[temp5] \n\t" - "subu.qb %[temp2], %[temp2], %[temp6] \n\t" - "subu.qb %[temp3], %[temp3], %[temp7] \n\t" - "sw %[temp0], -16(%[argb_data]) \n\t" - "sw %[temp1], -12(%[argb_data]) \n\t" - "sw %[temp2], -8(%[argb_data]) \n\t" - "bne %[argb_data], %[p_loop1_end], 0b \n\t" - " sw %[temp3], -4(%[argb_data]) \n\t" - "3: \n\t" - "beq %[argb_data], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[argb_data]) \n\t" - "addiu %[argb_data], %[argb_data], 4 \n\t" - "ext %[temp4], %[temp0], 8, 8 \n\t" - "replv.ph %[temp4], %[temp4] \n\t" - "subu.qb %[temp0], %[temp0], %[temp4] \n\t" - "bne %[argb_data], %[p_loop2_end], 1b \n\t" - " sw %[temp0], -4(%[argb_data]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [argb_data]"+&r"(argb_data), [temp0]"=&r"(temp0), - [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), - [temp7]"=&r"(temp7) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static WEBP_INLINE uint32_t ColorTransformDelta(int8_t color_pred, - int8_t color) { - return (uint32_t)((int)(color_pred) * color) >> 5; -} - -static void TransformColor(const VP8LMultipliers* const m, uint32_t* data, - int num_pixels) { - int temp0, temp1, temp2, temp3, temp4, temp5; - uint32_t argb, argb1, new_red, new_red1; - const uint32_t G_to_R = m->green_to_red_; - const uint32_t G_to_B = m->green_to_blue_; - const uint32_t R_to_B = m->red_to_blue_; - uint32_t* const p_loop_end = data + (num_pixels & ~1); - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[data], %[p_loop_end], 1f \n\t" - " nop \n\t" - "replv.ph %[temp0], %[G_to_R] \n\t" - "replv.ph %[temp1], %[G_to_B] \n\t" - "replv.ph %[temp2], %[R_to_B] \n\t" - "shll.ph %[temp0], %[temp0], 8 \n\t" - "shll.ph %[temp1], %[temp1], 8 \n\t" - "shll.ph %[temp2], %[temp2], 8 \n\t" - "shra.ph %[temp0], %[temp0], 8 \n\t" - "shra.ph %[temp1], %[temp1], 8 \n\t" - "shra.ph %[temp2], %[temp2], 8 \n\t" - "0: \n\t" - "lw %[argb], 0(%[data]) \n\t" - "lw %[argb1], 4(%[data]) \n\t" - "lhu %[new_red], 2(%[data]) \n\t" - "lhu %[new_red1], 6(%[data]) \n\t" - "precrq.qb.ph %[temp3], %[argb], %[argb1] \n\t" - "precr.qb.ph %[temp4], %[argb], %[argb1] \n\t" - "preceu.ph.qbra %[temp3], %[temp3] \n\t" - "preceu.ph.qbla %[temp4], %[temp4] \n\t" - "shll.ph %[temp3], %[temp3], 8 \n\t" - "shll.ph %[temp4], %[temp4], 8 \n\t" - "shra.ph %[temp3], %[temp3], 8 \n\t" - "shra.ph %[temp4], %[temp4], 8 \n\t" - "mul.ph %[temp5], %[temp3], %[temp0] \n\t" - "mul.ph %[temp3], %[temp3], %[temp1] \n\t" - "mul.ph %[temp4], %[temp4], %[temp2] \n\t" - "addiu %[data], %[data], 8 \n\t" - "ins %[new_red1], %[new_red], 16, 16 \n\t" - "ins %[argb1], %[argb], 16, 16 \n\t" - "shra.ph %[temp5], %[temp5], 5 \n\t" - "shra.ph %[temp3], %[temp3], 5 \n\t" - "shra.ph %[temp4], %[temp4], 5 \n\t" - "subu.ph %[new_red1], %[new_red1], %[temp5] \n\t" - "subu.ph %[argb1], %[argb1], %[temp3] \n\t" - "preceu.ph.qbra %[temp5], %[new_red1] \n\t" - "subu.ph %[argb1], %[argb1], %[temp4] \n\t" - "preceu.ph.qbra %[temp3], %[argb1] \n\t" - "sb %[temp5], -2(%[data]) \n\t" - "sb %[temp3], -4(%[data]) \n\t" - "sra %[temp5], %[temp5], 16 \n\t" - "sra %[temp3], %[temp3], 16 \n\t" - "sb %[temp5], -6(%[data]) \n\t" - "bne %[data], %[p_loop_end], 0b \n\t" - " sb %[temp3], -8(%[data]) \n\t" - "1: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [new_red1]"=&r"(new_red1), [new_red]"=&r"(new_red), - [argb]"=&r"(argb), [argb1]"=&r"(argb1), [data]"+&r"(data) - : [G_to_R]"r"(G_to_R), [R_to_B]"r"(R_to_B), - [G_to_B]"r"(G_to_B), [p_loop_end]"r"(p_loop_end) - : "memory", "hi", "lo" - ); - - if (num_pixels & 1) { - const uint32_t argb_ = data[0]; - const uint32_t green = argb_ >> 8; - const uint32_t red = argb_ >> 16; - uint32_t new_blue = argb_; - new_red = red; - new_red -= ColorTransformDelta(m->green_to_red_, green); - new_red &= 0xff; - new_blue -= ColorTransformDelta(m->green_to_blue_, green); - new_blue -= ColorTransformDelta(m->red_to_blue_, red); - new_blue &= 0xff; - data[0] = (argb_ & 0xff00ff00u) | (new_red << 16) | (new_blue); - } -} - -static WEBP_INLINE uint8_t TransformColorBlue(uint8_t green_to_blue, - uint8_t red_to_blue, - uint32_t argb) { - const uint32_t green = argb >> 8; - const uint32_t red = argb >> 16; - uint8_t new_blue = argb; - new_blue -= ColorTransformDelta(green_to_blue, green); - new_blue -= ColorTransformDelta(red_to_blue, red); - return (new_blue & 0xff); -} - -static void CollectColorBlueTransforms(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_blue, int red_to_blue, - int histo[]) { - const int rtb = (red_to_blue << 16) | (red_to_blue & 0xffff); - const int gtb = (green_to_blue << 16) | (green_to_blue & 0xffff); - const uint32_t mask = 0xff00ffu; - while (tile_height-- > 0) { - int x; - const uint32_t* p_argb = argb; - argb += stride; - for (x = 0; x < (tile_width >> 1); ++x) { - int temp0, temp1, temp2, temp3, temp4, temp5, temp6; - __asm__ volatile ( - "lw %[temp0], 0(%[p_argb]) \n\t" - "lw %[temp1], 4(%[p_argb]) \n\t" - "precr.qb.ph %[temp2], %[temp0], %[temp1] \n\t" - "ins %[temp1], %[temp0], 16, 16 \n\t" - "shra.ph %[temp2], %[temp2], 8 \n\t" - "shra.ph %[temp3], %[temp1], 8 \n\t" - "mul.ph %[temp5], %[temp2], %[rtb] \n\t" - "mul.ph %[temp6], %[temp3], %[gtb] \n\t" - "and %[temp4], %[temp1], %[mask] \n\t" - "addiu %[p_argb], %[p_argb], 8 \n\t" - "shra.ph %[temp5], %[temp5], 5 \n\t" - "shra.ph %[temp6], %[temp6], 5 \n\t" - "subu.qb %[temp2], %[temp4], %[temp5] \n\t" - "subu.qb %[temp2], %[temp2], %[temp6] \n\t" - : [p_argb]"+&r"(p_argb), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), - [temp5]"=&r"(temp5), [temp6]"=&r"(temp6) - : [rtb]"r"(rtb), [gtb]"r"(gtb), [mask]"r"(mask) - : "memory", "hi", "lo" - ); - ++histo[(uint8_t)(temp2 >> 16)]; - ++histo[(uint8_t)temp2]; - } - if (tile_width & 1) { - ++histo[TransformColorBlue(green_to_blue, red_to_blue, *p_argb)]; - } - } -} - -static WEBP_INLINE uint8_t TransformColorRed(uint8_t green_to_red, - uint32_t argb) { - const uint32_t green = argb >> 8; - uint32_t new_red = argb >> 16; - new_red -= ColorTransformDelta(green_to_red, green); - return (new_red & 0xff); -} - -static void CollectColorRedTransforms(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_red, int histo[]) { - const int gtr = (green_to_red << 16) | (green_to_red & 0xffff); - while (tile_height-- > 0) { - int x; - const uint32_t* p_argb = argb; - argb += stride; - for (x = 0; x < (tile_width >> 1); ++x) { - int temp0, temp1, temp2, temp3, temp4; - __asm__ volatile ( - "lw %[temp0], 0(%[p_argb]) \n\t" - "lw %[temp1], 4(%[p_argb]) \n\t" - "precrq.ph.w %[temp4], %[temp0], %[temp1] \n\t" - "ins %[temp1], %[temp0], 16, 16 \n\t" - "shra.ph %[temp3], %[temp1], 8 \n\t" - "mul.ph %[temp2], %[temp3], %[gtr] \n\t" - "addiu %[p_argb], %[p_argb], 8 \n\t" - "shra.ph %[temp2], %[temp2], 5 \n\t" - "subu.qb %[temp2], %[temp4], %[temp2] \n\t" - : [p_argb]"+&r"(p_argb), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4) - : [gtr]"r"(gtr) - : "memory", "hi", "lo" - ); - ++histo[(uint8_t)(temp2 >> 16)]; - ++histo[(uint8_t)temp2]; - } - if (tile_width & 1) { - ++histo[TransformColorRed(green_to_red, *p_argb)]; - } - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LEncDspInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInitMIPSdspR2(void) { - VP8LSubtractGreenFromBlueAndRed = SubtractGreenFromBlueAndRed; - VP8LTransformColor = TransformColor; - VP8LCollectColorBlueTransforms = CollectColorBlueTransforms; - VP8LCollectColorRedTransforms = CollectColorRedTransforms; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8LEncDspInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/lossless_enc_neon.c b/drivers/webp/dsp/lossless_enc_neon.c deleted file mode 100644 index 4c56f2594b..0000000000 --- a/drivers/webp/dsp/lossless_enc_neon.c +++ /dev/null @@ -1,143 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// NEON variant of methods for lossless encoder -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include <arm_neon.h> - -#include "./lossless.h" -#include "./neon.h" - -//------------------------------------------------------------------------------ -// Subtract-Green Transform - -// vtbl?_u8 are marked unavailable for iOS arm64 with Xcode < 6.3, use -// non-standard versions there. -#if defined(__APPLE__) && defined(__aarch64__) && \ - defined(__apple_build_version__) && (__apple_build_version__< 6020037) -#define USE_VTBLQ -#endif - -#ifdef USE_VTBLQ -// 255 = byte will be zeroed -static const uint8_t kGreenShuffle[16] = { - 1, 255, 1, 255, 5, 255, 5, 255, 9, 255, 9, 255, 13, 255, 13, 255 -}; - -static WEBP_INLINE uint8x16_t DoGreenShuffle(const uint8x16_t argb, - const uint8x16_t shuffle) { - return vcombine_u8(vtbl1q_u8(argb, vget_low_u8(shuffle)), - vtbl1q_u8(argb, vget_high_u8(shuffle))); -} -#else // !USE_VTBLQ -// 255 = byte will be zeroed -static const uint8_t kGreenShuffle[8] = { 1, 255, 1, 255, 5, 255, 5, 255 }; - -static WEBP_INLINE uint8x16_t DoGreenShuffle(const uint8x16_t argb, - const uint8x8_t shuffle) { - return vcombine_u8(vtbl1_u8(vget_low_u8(argb), shuffle), - vtbl1_u8(vget_high_u8(argb), shuffle)); -} -#endif // USE_VTBLQ - -static void SubtractGreenFromBlueAndRed(uint32_t* argb_data, int num_pixels) { - const uint32_t* const end = argb_data + (num_pixels & ~3); -#ifdef USE_VTBLQ - const uint8x16_t shuffle = vld1q_u8(kGreenShuffle); -#else - const uint8x8_t shuffle = vld1_u8(kGreenShuffle); -#endif - for (; argb_data < end; argb_data += 4) { - const uint8x16_t argb = vld1q_u8((uint8_t*)argb_data); - const uint8x16_t greens = DoGreenShuffle(argb, shuffle); - vst1q_u8((uint8_t*)argb_data, vsubq_u8(argb, greens)); - } - // fallthrough and finish off with plain-C - VP8LSubtractGreenFromBlueAndRed_C(argb_data, num_pixels & 3); -} - -//------------------------------------------------------------------------------ -// Color Transform - -static void TransformColor(const VP8LMultipliers* const m, - uint32_t* argb_data, int num_pixels) { - // sign-extended multiplying constants, pre-shifted by 6. -#define CST(X) (((int16_t)(m->X << 8)) >> 6) - const int16_t rb[8] = { - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_) - }; - const int16x8_t mults_rb = vld1q_s16(rb); - const int16_t b2[8] = { - 0, CST(red_to_blue_), 0, CST(red_to_blue_), - 0, CST(red_to_blue_), 0, CST(red_to_blue_), - }; - const int16x8_t mults_b2 = vld1q_s16(b2); -#undef CST -#ifdef USE_VTBLQ - static const uint8_t kg0g0[16] = { - 255, 1, 255, 1, 255, 5, 255, 5, 255, 9, 255, 9, 255, 13, 255, 13 - }; - const uint8x16_t shuffle = vld1q_u8(kg0g0); -#else - static const uint8_t k0g0g[8] = { 255, 1, 255, 1, 255, 5, 255, 5 }; - const uint8x8_t shuffle = vld1_u8(k0g0g); -#endif - const uint32x4_t mask_rb = vdupq_n_u32(0x00ff00ffu); // red-blue masks - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const uint8x16_t in = vld1q_u8((uint8_t*)(argb_data + i)); - // 0 g 0 g - const uint8x16_t greens = DoGreenShuffle(in, shuffle); - // x dr x db1 - const int16x8_t A = vqdmulhq_s16(vreinterpretq_s16_u8(greens), mults_rb); - // r 0 b 0 - const int16x8_t B = vshlq_n_s16(vreinterpretq_s16_u8(in), 8); - // x db2 0 0 - const int16x8_t C = vqdmulhq_s16(B, mults_b2); - // 0 0 x db2 - const uint32x4_t D = vshrq_n_u32(vreinterpretq_u32_s16(C), 16); - // x dr x db - const int8x16_t E = vaddq_s8(vreinterpretq_s8_u32(D), - vreinterpretq_s8_s16(A)); - // 0 dr 0 db - const uint32x4_t F = vandq_u32(vreinterpretq_u32_s8(E), mask_rb); - const int8x16_t out = vsubq_s8(vreinterpretq_s8_u8(in), - vreinterpretq_s8_u32(F)); - vst1q_s8((int8_t*)(argb_data + i), out); - } - // fallthrough and finish off with plain-C - VP8LTransformColor_C(m, argb_data + i, num_pixels - i); -} - -#undef USE_VTBLQ - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LEncDspInitNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInitNEON(void) { - VP8LSubtractGreenFromBlueAndRed = SubtractGreenFromBlueAndRed; - VP8LTransformColor = TransformColor; -} - -#else // !WEBP_USE_NEON - -WEBP_DSP_INIT_STUB(VP8LEncDspInitNEON) - -#endif // WEBP_USE_NEON diff --git a/drivers/webp/dsp/lossless_enc_sse2.c b/drivers/webp/dsp/lossless_enc_sse2.c deleted file mode 100644 index 7c894e7ca4..0000000000 --- a/drivers/webp/dsp/lossless_enc_sse2.c +++ /dev/null @@ -1,397 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 variant of methods for lossless encoder -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <assert.h> -#include <emmintrin.h> -#include "./lossless.h" - -// For sign-extended multiplying constants, pre-shifted by 5: -#define CST_5b(X) (((int16_t)((uint16_t)X << 8)) >> 5) - -//------------------------------------------------------------------------------ -// Subtract-Green Transform - -static void SubtractGreenFromBlueAndRed(uint32_t* argb_data, int num_pixels) { - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const __m128i in = _mm_loadu_si128((__m128i*)&argb_data[i]); // argb - const __m128i A = _mm_srli_epi16(in, 8); // 0 a 0 g - const __m128i B = _mm_shufflelo_epi16(A, _MM_SHUFFLE(2, 2, 0, 0)); - const __m128i C = _mm_shufflehi_epi16(B, _MM_SHUFFLE(2, 2, 0, 0)); // 0g0g - const __m128i out = _mm_sub_epi8(in, C); - _mm_storeu_si128((__m128i*)&argb_data[i], out); - } - // fallthrough and finish off with plain-C - VP8LSubtractGreenFromBlueAndRed_C(argb_data + i, num_pixels - i); -} - -//------------------------------------------------------------------------------ -// Color Transform - -static void TransformColor(const VP8LMultipliers* const m, - uint32_t* argb_data, int num_pixels) { - const __m128i mults_rb = _mm_set_epi16( - CST_5b(m->green_to_red_), CST_5b(m->green_to_blue_), - CST_5b(m->green_to_red_), CST_5b(m->green_to_blue_), - CST_5b(m->green_to_red_), CST_5b(m->green_to_blue_), - CST_5b(m->green_to_red_), CST_5b(m->green_to_blue_)); - const __m128i mults_b2 = _mm_set_epi16( - CST_5b(m->red_to_blue_), 0, CST_5b(m->red_to_blue_), 0, - CST_5b(m->red_to_blue_), 0, CST_5b(m->red_to_blue_), 0); - const __m128i mask_ag = _mm_set1_epi32(0xff00ff00); // alpha-green masks - const __m128i mask_rb = _mm_set1_epi32(0x00ff00ff); // red-blue masks - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const __m128i in = _mm_loadu_si128((__m128i*)&argb_data[i]); // argb - const __m128i A = _mm_and_si128(in, mask_ag); // a 0 g 0 - const __m128i B = _mm_shufflelo_epi16(A, _MM_SHUFFLE(2, 2, 0, 0)); - const __m128i C = _mm_shufflehi_epi16(B, _MM_SHUFFLE(2, 2, 0, 0)); // g0g0 - const __m128i D = _mm_mulhi_epi16(C, mults_rb); // x dr x db1 - const __m128i E = _mm_slli_epi16(in, 8); // r 0 b 0 - const __m128i F = _mm_mulhi_epi16(E, mults_b2); // x db2 0 0 - const __m128i G = _mm_srli_epi32(F, 16); // 0 0 x db2 - const __m128i H = _mm_add_epi8(G, D); // x dr x db - const __m128i I = _mm_and_si128(H, mask_rb); // 0 dr 0 db - const __m128i out = _mm_sub_epi8(in, I); - _mm_storeu_si128((__m128i*)&argb_data[i], out); - } - // fallthrough and finish off with plain-C - VP8LTransformColor_C(m, argb_data + i, num_pixels - i); -} - -//------------------------------------------------------------------------------ -#define SPAN 8 -static void CollectColorBlueTransforms(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_blue, int red_to_blue, - int histo[]) { - const __m128i mults_r = _mm_set_epi16( - CST_5b(red_to_blue), 0, CST_5b(red_to_blue), 0, - CST_5b(red_to_blue), 0, CST_5b(red_to_blue), 0); - const __m128i mults_g = _mm_set_epi16( - 0, CST_5b(green_to_blue), 0, CST_5b(green_to_blue), - 0, CST_5b(green_to_blue), 0, CST_5b(green_to_blue)); - const __m128i mask_g = _mm_set1_epi32(0x00ff00); // green mask - const __m128i mask_b = _mm_set1_epi32(0x0000ff); // blue mask - int y; - for (y = 0; y < tile_height; ++y) { - const uint32_t* const src = argb + y * stride; - int i, x; - for (x = 0; x + SPAN <= tile_width; x += SPAN) { - uint16_t values[SPAN]; - const __m128i in0 = _mm_loadu_si128((__m128i*)&src[x + 0]); - const __m128i in1 = _mm_loadu_si128((__m128i*)&src[x + SPAN / 2]); - const __m128i A0 = _mm_slli_epi16(in0, 8); // r 0 | b 0 - const __m128i A1 = _mm_slli_epi16(in1, 8); - const __m128i B0 = _mm_and_si128(in0, mask_g); // 0 0 | g 0 - const __m128i B1 = _mm_and_si128(in1, mask_g); - const __m128i C0 = _mm_mulhi_epi16(A0, mults_r); // x db | 0 0 - const __m128i C1 = _mm_mulhi_epi16(A1, mults_r); - const __m128i D0 = _mm_mulhi_epi16(B0, mults_g); // 0 0 | x db - const __m128i D1 = _mm_mulhi_epi16(B1, mults_g); - const __m128i E0 = _mm_sub_epi8(in0, D0); // x x | x b' - const __m128i E1 = _mm_sub_epi8(in1, D1); - const __m128i F0 = _mm_srli_epi32(C0, 16); // 0 0 | x db - const __m128i F1 = _mm_srli_epi32(C1, 16); - const __m128i G0 = _mm_sub_epi8(E0, F0); // 0 0 | x b' - const __m128i G1 = _mm_sub_epi8(E1, F1); - const __m128i H0 = _mm_and_si128(G0, mask_b); // 0 0 | 0 b - const __m128i H1 = _mm_and_si128(G1, mask_b); - const __m128i I = _mm_packs_epi32(H0, H1); // 0 b' | 0 b' - _mm_storeu_si128((__m128i*)values, I); - for (i = 0; i < SPAN; ++i) ++histo[values[i]]; - } - } - { - const int left_over = tile_width & (SPAN - 1); - if (left_over > 0) { - VP8LCollectColorBlueTransforms_C(argb + tile_width - left_over, stride, - left_over, tile_height, - green_to_blue, red_to_blue, histo); - } - } -} - -static void CollectColorRedTransforms(const uint32_t* argb, int stride, - int tile_width, int tile_height, - int green_to_red, int histo[]) { - const __m128i mults_g = _mm_set_epi16( - 0, CST_5b(green_to_red), 0, CST_5b(green_to_red), - 0, CST_5b(green_to_red), 0, CST_5b(green_to_red)); - const __m128i mask_g = _mm_set1_epi32(0x00ff00); // green mask - const __m128i mask = _mm_set1_epi32(0xff); - - int y; - for (y = 0; y < tile_height; ++y) { - const uint32_t* const src = argb + y * stride; - int i, x; - for (x = 0; x + SPAN <= tile_width; x += SPAN) { - uint16_t values[SPAN]; - const __m128i in0 = _mm_loadu_si128((__m128i*)&src[x + 0]); - const __m128i in1 = _mm_loadu_si128((__m128i*)&src[x + SPAN / 2]); - const __m128i A0 = _mm_and_si128(in0, mask_g); // 0 0 | g 0 - const __m128i A1 = _mm_and_si128(in1, mask_g); - const __m128i B0 = _mm_srli_epi32(in0, 16); // 0 0 | x r - const __m128i B1 = _mm_srli_epi32(in1, 16); - const __m128i C0 = _mm_mulhi_epi16(A0, mults_g); // 0 0 | x dr - const __m128i C1 = _mm_mulhi_epi16(A1, mults_g); - const __m128i E0 = _mm_sub_epi8(B0, C0); // x x | x r' - const __m128i E1 = _mm_sub_epi8(B1, C1); - const __m128i F0 = _mm_and_si128(E0, mask); // 0 0 | 0 r' - const __m128i F1 = _mm_and_si128(E1, mask); - const __m128i I = _mm_packs_epi32(F0, F1); - _mm_storeu_si128((__m128i*)values, I); - for (i = 0; i < SPAN; ++i) ++histo[values[i]]; - } - } - { - const int left_over = tile_width & (SPAN - 1); - if (left_over > 0) { - VP8LCollectColorRedTransforms_C(argb + tile_width - left_over, stride, - left_over, tile_height, - green_to_red, histo); - } - } -} -#undef SPAN - -//------------------------------------------------------------------------------ - -#define LINE_SIZE 16 // 8 or 16 -static void AddVector(const uint32_t* a, const uint32_t* b, uint32_t* out, - int size) { - int i; - assert(size % LINE_SIZE == 0); - for (i = 0; i < size; i += LINE_SIZE) { - const __m128i a0 = _mm_loadu_si128((const __m128i*)&a[i + 0]); - const __m128i a1 = _mm_loadu_si128((const __m128i*)&a[i + 4]); -#if (LINE_SIZE == 16) - const __m128i a2 = _mm_loadu_si128((const __m128i*)&a[i + 8]); - const __m128i a3 = _mm_loadu_si128((const __m128i*)&a[i + 12]); -#endif - const __m128i b0 = _mm_loadu_si128((const __m128i*)&b[i + 0]); - const __m128i b1 = _mm_loadu_si128((const __m128i*)&b[i + 4]); -#if (LINE_SIZE == 16) - const __m128i b2 = _mm_loadu_si128((const __m128i*)&b[i + 8]); - const __m128i b3 = _mm_loadu_si128((const __m128i*)&b[i + 12]); -#endif - _mm_storeu_si128((__m128i*)&out[i + 0], _mm_add_epi32(a0, b0)); - _mm_storeu_si128((__m128i*)&out[i + 4], _mm_add_epi32(a1, b1)); -#if (LINE_SIZE == 16) - _mm_storeu_si128((__m128i*)&out[i + 8], _mm_add_epi32(a2, b2)); - _mm_storeu_si128((__m128i*)&out[i + 12], _mm_add_epi32(a3, b3)); -#endif - } -} - -static void AddVectorEq(const uint32_t* a, uint32_t* out, int size) { - int i; - assert(size % LINE_SIZE == 0); - for (i = 0; i < size; i += LINE_SIZE) { - const __m128i a0 = _mm_loadu_si128((const __m128i*)&a[i + 0]); - const __m128i a1 = _mm_loadu_si128((const __m128i*)&a[i + 4]); -#if (LINE_SIZE == 16) - const __m128i a2 = _mm_loadu_si128((const __m128i*)&a[i + 8]); - const __m128i a3 = _mm_loadu_si128((const __m128i*)&a[i + 12]); -#endif - const __m128i b0 = _mm_loadu_si128((const __m128i*)&out[i + 0]); - const __m128i b1 = _mm_loadu_si128((const __m128i*)&out[i + 4]); -#if (LINE_SIZE == 16) - const __m128i b2 = _mm_loadu_si128((const __m128i*)&out[i + 8]); - const __m128i b3 = _mm_loadu_si128((const __m128i*)&out[i + 12]); -#endif - _mm_storeu_si128((__m128i*)&out[i + 0], _mm_add_epi32(a0, b0)); - _mm_storeu_si128((__m128i*)&out[i + 4], _mm_add_epi32(a1, b1)); -#if (LINE_SIZE == 16) - _mm_storeu_si128((__m128i*)&out[i + 8], _mm_add_epi32(a2, b2)); - _mm_storeu_si128((__m128i*)&out[i + 12], _mm_add_epi32(a3, b3)); -#endif - } -} -#undef LINE_SIZE - -// Note we are adding uint32_t's as *signed* int32's (using _mm_add_epi32). But -// that's ok since the histogram values are less than 1<<28 (max picture size). -static void HistogramAdd(const VP8LHistogram* const a, - const VP8LHistogram* const b, - VP8LHistogram* const out) { - int i; - const int literal_size = VP8LHistogramNumCodes(a->palette_code_bits_); - assert(a->palette_code_bits_ == b->palette_code_bits_); - if (b != out) { - AddVector(a->literal_, b->literal_, out->literal_, NUM_LITERAL_CODES); - AddVector(a->red_, b->red_, out->red_, NUM_LITERAL_CODES); - AddVector(a->blue_, b->blue_, out->blue_, NUM_LITERAL_CODES); - AddVector(a->alpha_, b->alpha_, out->alpha_, NUM_LITERAL_CODES); - } else { - AddVectorEq(a->literal_, out->literal_, NUM_LITERAL_CODES); - AddVectorEq(a->red_, out->red_, NUM_LITERAL_CODES); - AddVectorEq(a->blue_, out->blue_, NUM_LITERAL_CODES); - AddVectorEq(a->alpha_, out->alpha_, NUM_LITERAL_CODES); - } - for (i = NUM_LITERAL_CODES; i < literal_size; ++i) { - out->literal_[i] = a->literal_[i] + b->literal_[i]; - } - for (i = 0; i < NUM_DISTANCE_CODES; ++i) { - out->distance_[i] = a->distance_[i] + b->distance_[i]; - } -} - -//------------------------------------------------------------------------------ -// Entropy - -// Checks whether the X or Y contribution is worth computing and adding. -// Used in loop unrolling. -#define ANALYZE_X_OR_Y(x_or_y, j) \ - do { \ - if (x_or_y[i + j] != 0) retval -= VP8LFastSLog2(x_or_y[i + j]); \ - } while (0) - -// Checks whether the X + Y contribution is worth computing and adding. -// Used in loop unrolling. -#define ANALYZE_XY(j) \ - do { \ - if (tmp[j] != 0) { \ - retval -= VP8LFastSLog2(tmp[j]); \ - ANALYZE_X_OR_Y(X, j); \ - } \ - } while (0) - -static float CombinedShannonEntropy(const int X[256], const int Y[256]) { - int i; - double retval = 0.; - int sumX, sumXY; - int32_t tmp[4]; - __m128i zero = _mm_setzero_si128(); - // Sums up X + Y, 4 ints at a time (and will merge it at the end for sumXY). - __m128i sumXY_128 = zero; - __m128i sumX_128 = zero; - - for (i = 0; i < 256; i += 4) { - const __m128i x = _mm_loadu_si128((const __m128i*)(X + i)); - const __m128i y = _mm_loadu_si128((const __m128i*)(Y + i)); - - // Check if any X is non-zero: this actually provides a speedup as X is - // usually sparse. - if (_mm_movemask_epi8(_mm_cmpeq_epi32(x, zero)) != 0xFFFF) { - const __m128i xy_128 = _mm_add_epi32(x, y); - sumXY_128 = _mm_add_epi32(sumXY_128, xy_128); - - sumX_128 = _mm_add_epi32(sumX_128, x); - - // Analyze the different X + Y. - _mm_storeu_si128((__m128i*)tmp, xy_128); - - ANALYZE_XY(0); - ANALYZE_XY(1); - ANALYZE_XY(2); - ANALYZE_XY(3); - } else { - // X is fully 0, so only deal with Y. - sumXY_128 = _mm_add_epi32(sumXY_128, y); - - ANALYZE_X_OR_Y(Y, 0); - ANALYZE_X_OR_Y(Y, 1); - ANALYZE_X_OR_Y(Y, 2); - ANALYZE_X_OR_Y(Y, 3); - } - } - - // Sum up sumX_128 to get sumX. - _mm_storeu_si128((__m128i*)tmp, sumX_128); - sumX = tmp[3] + tmp[2] + tmp[1] + tmp[0]; - - // Sum up sumXY_128 to get sumXY. - _mm_storeu_si128((__m128i*)tmp, sumXY_128); - sumXY = tmp[3] + tmp[2] + tmp[1] + tmp[0]; - - retval += VP8LFastSLog2(sumX) + VP8LFastSLog2(sumXY); - return (float)retval; -} -#undef ANALYZE_X_OR_Y -#undef ANALYZE_XY - -//------------------------------------------------------------------------------ - -static int VectorMismatch(const uint32_t* const array1, - const uint32_t* const array2, int length) { - int match_len; - - if (length >= 12) { - __m128i A0 = _mm_loadu_si128((const __m128i*)&array1[0]); - __m128i A1 = _mm_loadu_si128((const __m128i*)&array2[0]); - match_len = 0; - do { - // Loop unrolling and early load both provide a speedup of 10% for the - // current function. Also, max_limit can be MAX_LENGTH=4096 at most. - const __m128i cmpA = _mm_cmpeq_epi32(A0, A1); - const __m128i B0 = - _mm_loadu_si128((const __m128i*)&array1[match_len + 4]); - const __m128i B1 = - _mm_loadu_si128((const __m128i*)&array2[match_len + 4]); - if (_mm_movemask_epi8(cmpA) != 0xffff) break; - match_len += 4; - - { - const __m128i cmpB = _mm_cmpeq_epi32(B0, B1); - A0 = _mm_loadu_si128((const __m128i*)&array1[match_len + 4]); - A1 = _mm_loadu_si128((const __m128i*)&array2[match_len + 4]); - if (_mm_movemask_epi8(cmpB) != 0xffff) break; - match_len += 4; - } - } while (match_len + 12 < length); - } else { - match_len = 0; - // Unroll the potential first two loops. - if (length >= 4 && - _mm_movemask_epi8(_mm_cmpeq_epi32( - _mm_loadu_si128((const __m128i*)&array1[0]), - _mm_loadu_si128((const __m128i*)&array2[0]))) == 0xffff) { - match_len = 4; - if (length >= 8 && - _mm_movemask_epi8(_mm_cmpeq_epi32( - _mm_loadu_si128((const __m128i*)&array1[4]), - _mm_loadu_si128((const __m128i*)&array2[4]))) == 0xffff) - match_len = 8; - } - } - - while (match_len < length && array1[match_len] == array2[match_len]) { - ++match_len; - } - return match_len; -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LEncDspInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInitSSE2(void) { - VP8LSubtractGreenFromBlueAndRed = SubtractGreenFromBlueAndRed; - VP8LTransformColor = TransformColor; - VP8LCollectColorBlueTransforms = CollectColorBlueTransforms; - VP8LCollectColorRedTransforms = CollectColorRedTransforms; - VP8LHistogramAdd = HistogramAdd; - VP8LCombinedShannonEntropy = CombinedShannonEntropy; - VP8LVectorMismatch = VectorMismatch; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8LEncDspInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/lossless_enc_sse41.c b/drivers/webp/dsp/lossless_enc_sse41.c deleted file mode 100644 index 3e493198db..0000000000 --- a/drivers/webp/dsp/lossless_enc_sse41.c +++ /dev/null @@ -1,51 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE4.1 variant of methods for lossless encoder -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE41) -#include <assert.h> -#include <smmintrin.h> -#include "./lossless.h" - -//------------------------------------------------------------------------------ -// Subtract-Green Transform - -static void SubtractGreenFromBlueAndRed(uint32_t* argb_data, int num_pixels) { - int i; - const __m128i kCstShuffle = _mm_set_epi8(-1, 13, -1, 13, -1, 9, -1, 9, - -1, 5, -1, 5, -1, 1, -1, 1); - for (i = 0; i + 4 <= num_pixels; i += 4) { - const __m128i in = _mm_loadu_si128((__m128i*)&argb_data[i]); - const __m128i in_0g0g = _mm_shuffle_epi8(in, kCstShuffle); - const __m128i out = _mm_sub_epi8(in, in_0g0g); - _mm_storeu_si128((__m128i*)&argb_data[i], out); - } - // fallthrough and finish off with plain-C - VP8LSubtractGreenFromBlueAndRed_C(argb_data + i, num_pixels - i); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LEncDspInitSSE41(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LEncDspInitSSE41(void) { - VP8LSubtractGreenFromBlueAndRed = SubtractGreenFromBlueAndRed; -} - -#else // !WEBP_USE_SSE41 - -WEBP_DSP_INIT_STUB(VP8LEncDspInitSSE41) - -#endif // WEBP_USE_SSE41 diff --git a/drivers/webp/dsp/lossless_mips_dsp_r2.c b/drivers/webp/dsp/lossless_mips_dsp_r2.c deleted file mode 100644 index 90aed7f151..0000000000 --- a/drivers/webp/dsp/lossless_mips_dsp_r2.c +++ /dev/null @@ -1,680 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Image transforms and color space conversion methods for lossless decoder. -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "./lossless.h" - -#define MAP_COLOR_FUNCS(FUNC_NAME, TYPE, GET_INDEX, GET_VALUE) \ -static void FUNC_NAME(const TYPE* src, \ - const uint32_t* const color_map, \ - TYPE* dst, int y_start, int y_end, \ - int width) { \ - int y; \ - for (y = y_start; y < y_end; ++y) { \ - int x; \ - for (x = 0; x < (width >> 2); ++x) { \ - int tmp1, tmp2, tmp3, tmp4; \ - __asm__ volatile ( \ - ".ifc " #TYPE ", uint8_t \n\t" \ - "lbu %[tmp1], 0(%[src]) \n\t" \ - "lbu %[tmp2], 1(%[src]) \n\t" \ - "lbu %[tmp3], 2(%[src]) \n\t" \ - "lbu %[tmp4], 3(%[src]) \n\t" \ - "addiu %[src], %[src], 4 \n\t" \ - ".endif \n\t" \ - ".ifc " #TYPE ", uint32_t \n\t" \ - "lw %[tmp1], 0(%[src]) \n\t" \ - "lw %[tmp2], 4(%[src]) \n\t" \ - "lw %[tmp3], 8(%[src]) \n\t" \ - "lw %[tmp4], 12(%[src]) \n\t" \ - "ext %[tmp1], %[tmp1], 8, 8 \n\t" \ - "ext %[tmp2], %[tmp2], 8, 8 \n\t" \ - "ext %[tmp3], %[tmp3], 8, 8 \n\t" \ - "ext %[tmp4], %[tmp4], 8, 8 \n\t" \ - "addiu %[src], %[src], 16 \n\t" \ - ".endif \n\t" \ - "sll %[tmp1], %[tmp1], 2 \n\t" \ - "sll %[tmp2], %[tmp2], 2 \n\t" \ - "sll %[tmp3], %[tmp3], 2 \n\t" \ - "sll %[tmp4], %[tmp4], 2 \n\t" \ - "lwx %[tmp1], %[tmp1](%[color_map]) \n\t" \ - "lwx %[tmp2], %[tmp2](%[color_map]) \n\t" \ - "lwx %[tmp3], %[tmp3](%[color_map]) \n\t" \ - "lwx %[tmp4], %[tmp4](%[color_map]) \n\t" \ - ".ifc " #TYPE ", uint8_t \n\t" \ - "ext %[tmp1], %[tmp1], 8, 8 \n\t" \ - "ext %[tmp2], %[tmp2], 8, 8 \n\t" \ - "ext %[tmp3], %[tmp3], 8, 8 \n\t" \ - "ext %[tmp4], %[tmp4], 8, 8 \n\t" \ - "sb %[tmp1], 0(%[dst]) \n\t" \ - "sb %[tmp2], 1(%[dst]) \n\t" \ - "sb %[tmp3], 2(%[dst]) \n\t" \ - "sb %[tmp4], 3(%[dst]) \n\t" \ - "addiu %[dst], %[dst], 4 \n\t" \ - ".endif \n\t" \ - ".ifc " #TYPE ", uint32_t \n\t" \ - "sw %[tmp1], 0(%[dst]) \n\t" \ - "sw %[tmp2], 4(%[dst]) \n\t" \ - "sw %[tmp3], 8(%[dst]) \n\t" \ - "sw %[tmp4], 12(%[dst]) \n\t" \ - "addiu %[dst], %[dst], 16 \n\t" \ - ".endif \n\t" \ - : [tmp1]"=&r"(tmp1), [tmp2]"=&r"(tmp2), [tmp3]"=&r"(tmp3), \ - [tmp4]"=&r"(tmp4), [src]"+&r"(src), [dst]"+r"(dst) \ - : [color_map]"r"(color_map) \ - : "memory" \ - ); \ - } \ - for (x = 0; x < (width & 3); ++x) { \ - *dst++ = GET_VALUE(color_map[GET_INDEX(*src++)]); \ - } \ - } \ -} - -MAP_COLOR_FUNCS(MapARGB, uint32_t, VP8GetARGBIndex, VP8GetARGBValue) -MAP_COLOR_FUNCS(MapAlpha, uint8_t, VP8GetAlphaIndex, VP8GetAlphaValue) - -#undef MAP_COLOR_FUNCS - -static WEBP_INLINE uint32_t ClampedAddSubtractFull(uint32_t c0, uint32_t c1, - uint32_t c2) { - int temp0, temp1, temp2, temp3, temp4, temp5; - __asm__ volatile ( - "preceu.ph.qbr %[temp1], %[c0] \n\t" - "preceu.ph.qbl %[temp2], %[c0] \n\t" - "preceu.ph.qbr %[temp3], %[c1] \n\t" - "preceu.ph.qbl %[temp4], %[c1] \n\t" - "preceu.ph.qbr %[temp5], %[c2] \n\t" - "preceu.ph.qbl %[temp0], %[c2] \n\t" - "subq.ph %[temp3], %[temp3], %[temp5] \n\t" - "subq.ph %[temp4], %[temp4], %[temp0] \n\t" - "addq.ph %[temp1], %[temp1], %[temp3] \n\t" - "addq.ph %[temp2], %[temp2], %[temp4] \n\t" - "shll_s.ph %[temp1], %[temp1], 7 \n\t" - "shll_s.ph %[temp2], %[temp2], 7 \n\t" - "precrqu_s.qb.ph %[temp2], %[temp2], %[temp1] \n\t" - : [temp0]"=r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5) - : [c0]"r"(c0), [c1]"r"(c1), [c2]"r"(c2) - : "memory" - ); - return temp2; -} - -static WEBP_INLINE uint32_t ClampedAddSubtractHalf(uint32_t c0, uint32_t c1, - uint32_t c2) { - int temp0, temp1, temp2, temp3, temp4, temp5; - __asm__ volatile ( - "adduh.qb %[temp5], %[c0], %[c1] \n\t" - "preceu.ph.qbr %[temp3], %[c2] \n\t" - "preceu.ph.qbr %[temp1], %[temp5] \n\t" - "preceu.ph.qbl %[temp2], %[temp5] \n\t" - "preceu.ph.qbl %[temp4], %[c2] \n\t" - "subq.ph %[temp3], %[temp1], %[temp3] \n\t" - "subq.ph %[temp4], %[temp2], %[temp4] \n\t" - "shrl.ph %[temp5], %[temp3], 15 \n\t" - "shrl.ph %[temp0], %[temp4], 15 \n\t" - "addq.ph %[temp3], %[temp3], %[temp5] \n\t" - "addq.ph %[temp4], %[temp0], %[temp4] \n\t" - "shra.ph %[temp3], %[temp3], 1 \n\t" - "shra.ph %[temp4], %[temp4], 1 \n\t" - "addq.ph %[temp1], %[temp1], %[temp3] \n\t" - "addq.ph %[temp2], %[temp2], %[temp4] \n\t" - "shll_s.ph %[temp1], %[temp1], 7 \n\t" - "shll_s.ph %[temp2], %[temp2], 7 \n\t" - "precrqu_s.qb.ph %[temp1], %[temp2], %[temp1] \n\t" - : [temp0]"=r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=r"(temp4), [temp5]"=&r"(temp5) - : [c0]"r"(c0), [c1]"r"(c1), [c2]"r"(c2) - : "memory" - ); - return temp1; -} - -static WEBP_INLINE uint32_t Select(uint32_t a, uint32_t b, uint32_t c) { - int temp0, temp1, temp2, temp3, temp4, temp5; - __asm__ volatile ( - "cmpgdu.lt.qb %[temp1], %[c], %[b] \n\t" - "pick.qb %[temp1], %[b], %[c] \n\t" - "pick.qb %[temp2], %[c], %[b] \n\t" - "cmpgdu.lt.qb %[temp4], %[c], %[a] \n\t" - "pick.qb %[temp4], %[a], %[c] \n\t" - "pick.qb %[temp5], %[c], %[a] \n\t" - "subu.qb %[temp3], %[temp1], %[temp2] \n\t" - "subu.qb %[temp0], %[temp4], %[temp5] \n\t" - "raddu.w.qb %[temp3], %[temp3] \n\t" - "raddu.w.qb %[temp0], %[temp0] \n\t" - "subu %[temp3], %[temp3], %[temp0] \n\t" - "slti %[temp0], %[temp3], 0x1 \n\t" - "movz %[a], %[b], %[temp0] \n\t" - : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp0]"=&r"(temp0), - [a]"+&r"(a) - : [b]"r"(b), [c]"r"(c) - ); - return a; -} - -static WEBP_INLINE uint32_t Average2(uint32_t a0, uint32_t a1) { - __asm__ volatile ( - "adduh.qb %[a0], %[a0], %[a1] \n\t" - : [a0]"+r"(a0) - : [a1]"r"(a1) - ); - return a0; -} - -static WEBP_INLINE uint32_t Average3(uint32_t a0, uint32_t a1, uint32_t a2) { - return Average2(Average2(a0, a2), a1); -} - -static WEBP_INLINE uint32_t Average4(uint32_t a0, uint32_t a1, - uint32_t a2, uint32_t a3) { - return Average2(Average2(a0, a1), Average2(a2, a3)); -} - -static uint32_t Predictor5(uint32_t left, const uint32_t* const top) { - return Average3(left, top[0], top[1]); -} - -static uint32_t Predictor6(uint32_t left, const uint32_t* const top) { - return Average2(left, top[-1]); -} - -static uint32_t Predictor7(uint32_t left, const uint32_t* const top) { - return Average2(left, top[0]); -} - -static uint32_t Predictor8(uint32_t left, const uint32_t* const top) { - (void)left; - return Average2(top[-1], top[0]); -} - -static uint32_t Predictor9(uint32_t left, const uint32_t* const top) { - (void)left; - return Average2(top[0], top[1]); -} - -static uint32_t Predictor10(uint32_t left, const uint32_t* const top) { - return Average4(left, top[-1], top[0], top[1]); -} - -static uint32_t Predictor11(uint32_t left, const uint32_t* const top) { - return Select(top[0], left, top[-1]); -} - -static uint32_t Predictor12(uint32_t left, const uint32_t* const top) { - return ClampedAddSubtractFull(left, top[0], top[-1]); -} - -static uint32_t Predictor13(uint32_t left, const uint32_t* const top) { - return ClampedAddSubtractHalf(left, top[0], top[-1]); -} - -// Add green to blue and red channels (i.e. perform the inverse transform of -// 'subtract green'). -static void AddGreenToBlueAndRed(uint32_t* data, int num_pixels) { - uint32_t temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; - uint32_t* const p_loop1_end = data + (num_pixels & ~3); - uint32_t* const p_loop2_end = data + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[data], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[data]) \n\t" - "lw %[temp1], 4(%[data]) \n\t" - "lw %[temp2], 8(%[data]) \n\t" - "lw %[temp3], 12(%[data]) \n\t" - "ext %[temp4], %[temp0], 8, 8 \n\t" - "ext %[temp5], %[temp1], 8, 8 \n\t" - "ext %[temp6], %[temp2], 8, 8 \n\t" - "ext %[temp7], %[temp3], 8, 8 \n\t" - "addiu %[data], %[data], 16 \n\t" - "replv.ph %[temp4], %[temp4] \n\t" - "replv.ph %[temp5], %[temp5] \n\t" - "replv.ph %[temp6], %[temp6] \n\t" - "replv.ph %[temp7], %[temp7] \n\t" - "addu.qb %[temp0], %[temp0], %[temp4] \n\t" - "addu.qb %[temp1], %[temp1], %[temp5] \n\t" - "addu.qb %[temp2], %[temp2], %[temp6] \n\t" - "addu.qb %[temp3], %[temp3], %[temp7] \n\t" - "sw %[temp0], -16(%[data]) \n\t" - "sw %[temp1], -12(%[data]) \n\t" - "sw %[temp2], -8(%[data]) \n\t" - "bne %[data], %[p_loop1_end], 0b \n\t" - " sw %[temp3], -4(%[data]) \n\t" - "3: \n\t" - "beq %[data], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[data]) \n\t" - "addiu %[data], %[data], 4 \n\t" - "ext %[temp4], %[temp0], 8, 8 \n\t" - "replv.ph %[temp4], %[temp4] \n\t" - "addu.qb %[temp0], %[temp0], %[temp4] \n\t" - "bne %[data], %[p_loop2_end], 1b \n\t" - " sw %[temp0], -4(%[data]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [data]"+&r"(data), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), - [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), [temp7]"=&r"(temp7) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static void TransformColorInverse(const VP8LMultipliers* const m, - uint32_t* data, int num_pixels) { - int temp0, temp1, temp2, temp3, temp4, temp5; - uint32_t argb, argb1, new_red; - const uint32_t G_to_R = m->green_to_red_; - const uint32_t G_to_B = m->green_to_blue_; - const uint32_t R_to_B = m->red_to_blue_; - uint32_t* const p_loop_end = data + (num_pixels & ~1); - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[data], %[p_loop_end], 1f \n\t" - " nop \n\t" - "replv.ph %[temp0], %[G_to_R] \n\t" - "replv.ph %[temp1], %[G_to_B] \n\t" - "replv.ph %[temp2], %[R_to_B] \n\t" - "shll.ph %[temp0], %[temp0], 8 \n\t" - "shll.ph %[temp1], %[temp1], 8 \n\t" - "shll.ph %[temp2], %[temp2], 8 \n\t" - "shra.ph %[temp0], %[temp0], 8 \n\t" - "shra.ph %[temp1], %[temp1], 8 \n\t" - "shra.ph %[temp2], %[temp2], 8 \n\t" - "0: \n\t" - "lw %[argb], 0(%[data]) \n\t" - "lw %[argb1], 4(%[data]) \n\t" - "addiu %[data], %[data], 8 \n\t" - "precrq.qb.ph %[temp3], %[argb], %[argb1] \n\t" - "preceu.ph.qbra %[temp3], %[temp3] \n\t" - "shll.ph %[temp3], %[temp3], 8 \n\t" - "shra.ph %[temp3], %[temp3], 8 \n\t" - "mul.ph %[temp5], %[temp3], %[temp0] \n\t" - "mul.ph %[temp3], %[temp3], %[temp1] \n\t" - "precrq.ph.w %[new_red], %[argb], %[argb1] \n\t" - "ins %[argb1], %[argb], 16, 16 \n\t" - "shra.ph %[temp5], %[temp5], 5 \n\t" - "shra.ph %[temp3], %[temp3], 5 \n\t" - "addu.ph %[new_red], %[new_red], %[temp5] \n\t" - "addu.ph %[argb1], %[argb1], %[temp3] \n\t" - "preceu.ph.qbra %[temp5], %[new_red] \n\t" - "shll.ph %[temp4], %[temp5], 8 \n\t" - "shra.ph %[temp4], %[temp4], 8 \n\t" - "mul.ph %[temp4], %[temp4], %[temp2] \n\t" - "sb %[temp5], -2(%[data]) \n\t" - "sra %[temp5], %[temp5], 16 \n\t" - "shra.ph %[temp4], %[temp4], 5 \n\t" - "addu.ph %[argb1], %[argb1], %[temp4] \n\t" - "preceu.ph.qbra %[temp3], %[argb1] \n\t" - "sb %[temp5], -6(%[data]) \n\t" - "sb %[temp3], -4(%[data]) \n\t" - "sra %[temp3], %[temp3], 16 \n\t" - "bne %[data], %[p_loop_end], 0b \n\t" - " sb %[temp3], -8(%[data]) \n\t" - "1: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [new_red]"=&r"(new_red), [argb]"=&r"(argb), - [argb1]"=&r"(argb1), [data]"+&r"(data) - : [G_to_R]"r"(G_to_R), [R_to_B]"r"(R_to_B), - [G_to_B]"r"(G_to_B), [p_loop_end]"r"(p_loop_end) - : "memory", "hi", "lo" - ); - - // Fall-back to C-version for left-overs. - if (num_pixels & 1) VP8LTransformColorInverse_C(m, data, 1); -} - -static void ConvertBGRAToRGB(const uint32_t* src, - int num_pixels, uint8_t* dst) { - int temp0, temp1, temp2, temp3; - const uint32_t* const p_loop1_end = src + (num_pixels & ~3); - const uint32_t* const p_loop2_end = src + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[src], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp3], 12(%[src]) \n\t" - "lw %[temp2], 8(%[src]) \n\t" - "lw %[temp1], 4(%[src]) \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "ins %[temp3], %[temp2], 24, 8 \n\t" - "sll %[temp2], %[temp2], 8 \n\t" - "rotr %[temp3], %[temp3], 16 \n\t" - "ins %[temp2], %[temp1], 0, 16 \n\t" - "sll %[temp1], %[temp1], 8 \n\t" - "wsbh %[temp3], %[temp3] \n\t" - "balign %[temp0], %[temp1], 1 \n\t" - "wsbh %[temp2], %[temp2] \n\t" - "wsbh %[temp0], %[temp0] \n\t" - "usw %[temp3], 8(%[dst]) \n\t" - "rotr %[temp0], %[temp0], 16 \n\t" - "usw %[temp2], 4(%[dst]) \n\t" - "addiu %[src], %[src], 16 \n\t" - "usw %[temp0], 0(%[dst]) \n\t" - "bne %[src], %[p_loop1_end], 0b \n\t" - " addiu %[dst], %[dst], 12 \n\t" - "3: \n\t" - "beq %[src], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "addiu %[src], %[src], 4 \n\t" - "wsbh %[temp1], %[temp0] \n\t" - "addiu %[dst], %[dst], 3 \n\t" - "ush %[temp1], -2(%[dst]) \n\t" - "sra %[temp0], %[temp0], 16 \n\t" - "bne %[src], %[p_loop2_end], 1b \n\t" - " sb %[temp0], -3(%[dst]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [dst]"+&r"(dst), [src]"+&r"(src) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static void ConvertBGRAToRGBA(const uint32_t* src, - int num_pixels, uint8_t* dst) { - int temp0, temp1, temp2, temp3; - const uint32_t* const p_loop1_end = src + (num_pixels & ~3); - const uint32_t* const p_loop2_end = src + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[src], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "lw %[temp1], 4(%[src]) \n\t" - "lw %[temp2], 8(%[src]) \n\t" - "lw %[temp3], 12(%[src]) \n\t" - "wsbh %[temp0], %[temp0] \n\t" - "wsbh %[temp1], %[temp1] \n\t" - "wsbh %[temp2], %[temp2] \n\t" - "wsbh %[temp3], %[temp3] \n\t" - "addiu %[src], %[src], 16 \n\t" - "balign %[temp0], %[temp0], 1 \n\t" - "balign %[temp1], %[temp1], 1 \n\t" - "balign %[temp2], %[temp2], 1 \n\t" - "balign %[temp3], %[temp3], 1 \n\t" - "usw %[temp0], 0(%[dst]) \n\t" - "usw %[temp1], 4(%[dst]) \n\t" - "usw %[temp2], 8(%[dst]) \n\t" - "usw %[temp3], 12(%[dst]) \n\t" - "bne %[src], %[p_loop1_end], 0b \n\t" - " addiu %[dst], %[dst], 16 \n\t" - "3: \n\t" - "beq %[src], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "wsbh %[temp0], %[temp0] \n\t" - "addiu %[src], %[src], 4 \n\t" - "balign %[temp0], %[temp0], 1 \n\t" - "usw %[temp0], 0(%[dst]) \n\t" - "bne %[src], %[p_loop2_end], 1b \n\t" - " addiu %[dst], %[dst], 4 \n\t" - "2: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [dst]"+&r"(dst), [src]"+&r"(src) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static void ConvertBGRAToRGBA4444(const uint32_t* src, - int num_pixels, uint8_t* dst) { - int temp0, temp1, temp2, temp3, temp4, temp5; - const uint32_t* const p_loop1_end = src + (num_pixels & ~3); - const uint32_t* const p_loop2_end = src + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[src], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "lw %[temp1], 4(%[src]) \n\t" - "lw %[temp2], 8(%[src]) \n\t" - "lw %[temp3], 12(%[src]) \n\t" - "ext %[temp4], %[temp0], 28, 4 \n\t" - "ext %[temp5], %[temp0], 12, 4 \n\t" - "ins %[temp0], %[temp4], 0, 4 \n\t" - "ext %[temp4], %[temp1], 28, 4 \n\t" - "ins %[temp0], %[temp5], 16, 4 \n\t" - "ext %[temp5], %[temp1], 12, 4 \n\t" - "ins %[temp1], %[temp4], 0, 4 \n\t" - "ext %[temp4], %[temp2], 28, 4 \n\t" - "ins %[temp1], %[temp5], 16, 4 \n\t" - "ext %[temp5], %[temp2], 12, 4 \n\t" - "ins %[temp2], %[temp4], 0, 4 \n\t" - "ext %[temp4], %[temp3], 28, 4 \n\t" - "ins %[temp2], %[temp5], 16, 4 \n\t" - "ext %[temp5], %[temp3], 12, 4 \n\t" - "ins %[temp3], %[temp4], 0, 4 \n\t" - "precr.qb.ph %[temp1], %[temp1], %[temp0] \n\t" - "ins %[temp3], %[temp5], 16, 4 \n\t" - "addiu %[src], %[src], 16 \n\t" - "precr.qb.ph %[temp3], %[temp3], %[temp2] \n\t" -#ifdef WEBP_SWAP_16BIT_CSP - "usw %[temp1], 0(%[dst]) \n\t" - "usw %[temp3], 4(%[dst]) \n\t" -#else - "wsbh %[temp1], %[temp1] \n\t" - "wsbh %[temp3], %[temp3] \n\t" - "usw %[temp1], 0(%[dst]) \n\t" - "usw %[temp3], 4(%[dst]) \n\t" -#endif - "bne %[src], %[p_loop1_end], 0b \n\t" - " addiu %[dst], %[dst], 8 \n\t" - "3: \n\t" - "beq %[src], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "ext %[temp4], %[temp0], 28, 4 \n\t" - "ext %[temp5], %[temp0], 12, 4 \n\t" - "ins %[temp0], %[temp4], 0, 4 \n\t" - "ins %[temp0], %[temp5], 16, 4 \n\t" - "addiu %[src], %[src], 4 \n\t" - "precr.qb.ph %[temp0], %[temp0], %[temp0] \n\t" -#ifdef WEBP_SWAP_16BIT_CSP - "ush %[temp0], 0(%[dst]) \n\t" -#else - "wsbh %[temp0], %[temp0] \n\t" - "ush %[temp0], 0(%[dst]) \n\t" -#endif - "bne %[src], %[p_loop2_end], 1b \n\t" - " addiu %[dst], %[dst], 2 \n\t" - "2: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [dst]"+&r"(dst), [src]"+&r"(src) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static void ConvertBGRAToRGB565(const uint32_t* src, - int num_pixels, uint8_t* dst) { - int temp0, temp1, temp2, temp3, temp4, temp5; - const uint32_t* const p_loop1_end = src + (num_pixels & ~3); - const uint32_t* const p_loop2_end = src + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[src], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "lw %[temp1], 4(%[src]) \n\t" - "lw %[temp2], 8(%[src]) \n\t" - "lw %[temp3], 12(%[src]) \n\t" - "ext %[temp4], %[temp0], 8, 16 \n\t" - "ext %[temp5], %[temp0], 5, 11 \n\t" - "ext %[temp0], %[temp0], 3, 5 \n\t" - "ins %[temp4], %[temp5], 0, 11 \n\t" - "ext %[temp5], %[temp1], 5, 11 \n\t" - "ins %[temp4], %[temp0], 0, 5 \n\t" - "ext %[temp0], %[temp1], 8, 16 \n\t" - "ext %[temp1], %[temp1], 3, 5 \n\t" - "ins %[temp0], %[temp5], 0, 11 \n\t" - "ext %[temp5], %[temp2], 5, 11 \n\t" - "ins %[temp0], %[temp1], 0, 5 \n\t" - "ext %[temp1], %[temp2], 8, 16 \n\t" - "ext %[temp2], %[temp2], 3, 5 \n\t" - "ins %[temp1], %[temp5], 0, 11 \n\t" - "ext %[temp5], %[temp3], 5, 11 \n\t" - "ins %[temp1], %[temp2], 0, 5 \n\t" - "ext %[temp2], %[temp3], 8, 16 \n\t" - "ext %[temp3], %[temp3], 3, 5 \n\t" - "ins %[temp2], %[temp5], 0, 11 \n\t" - "append %[temp0], %[temp4], 16 \n\t" - "ins %[temp2], %[temp3], 0, 5 \n\t" - "addiu %[src], %[src], 16 \n\t" - "append %[temp2], %[temp1], 16 \n\t" -#ifdef WEBP_SWAP_16BIT_CSP - "usw %[temp0], 0(%[dst]) \n\t" - "usw %[temp2], 4(%[dst]) \n\t" -#else - "wsbh %[temp0], %[temp0] \n\t" - "wsbh %[temp2], %[temp2] \n\t" - "usw %[temp0], 0(%[dst]) \n\t" - "usw %[temp2], 4(%[dst]) \n\t" -#endif - "bne %[src], %[p_loop1_end], 0b \n\t" - " addiu %[dst], %[dst], 8 \n\t" - "3: \n\t" - "beq %[src], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "ext %[temp4], %[temp0], 8, 16 \n\t" - "ext %[temp5], %[temp0], 5, 11 \n\t" - "ext %[temp0], %[temp0], 3, 5 \n\t" - "ins %[temp4], %[temp5], 0, 11 \n\t" - "addiu %[src], %[src], 4 \n\t" - "ins %[temp4], %[temp0], 0, 5 \n\t" -#ifdef WEBP_SWAP_16BIT_CSP - "ush %[temp4], 0(%[dst]) \n\t" -#else - "wsbh %[temp4], %[temp4] \n\t" - "ush %[temp4], 0(%[dst]) \n\t" -#endif - "bne %[src], %[p_loop2_end], 1b \n\t" - " addiu %[dst], %[dst], 2 \n\t" - "2: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), - [dst]"+&r"(dst), [src]"+&r"(src) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -static void ConvertBGRAToBGR(const uint32_t* src, - int num_pixels, uint8_t* dst) { - int temp0, temp1, temp2, temp3; - const uint32_t* const p_loop1_end = src + (num_pixels & ~3); - const uint32_t* const p_loop2_end = src + num_pixels; - __asm__ volatile ( - ".set push \n\t" - ".set noreorder \n\t" - "beq %[src], %[p_loop1_end], 3f \n\t" - " nop \n\t" - "0: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "lw %[temp1], 4(%[src]) \n\t" - "lw %[temp2], 8(%[src]) \n\t" - "lw %[temp3], 12(%[src]) \n\t" - "ins %[temp0], %[temp1], 24, 8 \n\t" - "sra %[temp1], %[temp1], 8 \n\t" - "ins %[temp1], %[temp2], 16, 16 \n\t" - "sll %[temp2], %[temp2], 8 \n\t" - "balign %[temp3], %[temp2], 1 \n\t" - "addiu %[src], %[src], 16 \n\t" - "usw %[temp0], 0(%[dst]) \n\t" - "usw %[temp1], 4(%[dst]) \n\t" - "usw %[temp3], 8(%[dst]) \n\t" - "bne %[src], %[p_loop1_end], 0b \n\t" - " addiu %[dst], %[dst], 12 \n\t" - "3: \n\t" - "beq %[src], %[p_loop2_end], 2f \n\t" - " nop \n\t" - "1: \n\t" - "lw %[temp0], 0(%[src]) \n\t" - "addiu %[src], %[src], 4 \n\t" - "addiu %[dst], %[dst], 3 \n\t" - "ush %[temp0], -3(%[dst]) \n\t" - "sra %[temp0], %[temp0], 16 \n\t" - "bne %[src], %[p_loop2_end], 1b \n\t" - " sb %[temp0], -1(%[dst]) \n\t" - "2: \n\t" - ".set pop \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), - [temp3]"=&r"(temp3), [dst]"+&r"(dst), [src]"+&r"(src) - : [p_loop1_end]"r"(p_loop1_end), [p_loop2_end]"r"(p_loop2_end) - : "memory" - ); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LDspInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LDspInitMIPSdspR2(void) { - VP8LMapColor32b = MapARGB; - VP8LMapColor8b = MapAlpha; - VP8LPredictors[5] = Predictor5; - VP8LPredictors[6] = Predictor6; - VP8LPredictors[7] = Predictor7; - VP8LPredictors[8] = Predictor8; - VP8LPredictors[9] = Predictor9; - VP8LPredictors[10] = Predictor10; - VP8LPredictors[11] = Predictor11; - VP8LPredictors[12] = Predictor12; - VP8LPredictors[13] = Predictor13; - VP8LAddGreenToBlueAndRed = AddGreenToBlueAndRed; - VP8LTransformColorInverse = TransformColorInverse; - VP8LConvertBGRAToRGB = ConvertBGRAToRGB; - VP8LConvertBGRAToRGBA = ConvertBGRAToRGBA; - VP8LConvertBGRAToRGBA4444 = ConvertBGRAToRGBA4444; - VP8LConvertBGRAToRGB565 = ConvertBGRAToRGB565; - VP8LConvertBGRAToBGR = ConvertBGRAToBGR; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(VP8LDspInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/lossless_neon.c b/drivers/webp/dsp/lossless_neon.c deleted file mode 100644 index 6faccb8f97..0000000000 --- a/drivers/webp/dsp/lossless_neon.c +++ /dev/null @@ -1,269 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// NEON variant of methods for lossless decoder -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include <arm_neon.h> - -#include "./lossless.h" -#include "./neon.h" - -//------------------------------------------------------------------------------ -// Colorspace conversion functions - -#if !defined(WORK_AROUND_GCC) -// gcc 4.6.0 had some trouble (NDK-r9) with this code. We only use it for -// gcc-4.8.x at least. -static void ConvertBGRAToRGBA(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~15); - for (; src < end; src += 16) { - uint8x16x4_t pixel = vld4q_u8((uint8_t*)src); - // swap B and R. (VSWP d0,d2 has no intrinsics equivalent!) - const uint8x16_t tmp = pixel.val[0]; - pixel.val[0] = pixel.val[2]; - pixel.val[2] = tmp; - vst4q_u8(dst, pixel); - dst += 64; - } - VP8LConvertBGRAToRGBA_C(src, num_pixels & 15, dst); // left-overs -} - -static void ConvertBGRAToBGR(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~15); - for (; src < end; src += 16) { - const uint8x16x4_t pixel = vld4q_u8((uint8_t*)src); - const uint8x16x3_t tmp = { { pixel.val[0], pixel.val[1], pixel.val[2] } }; - vst3q_u8(dst, tmp); - dst += 48; - } - VP8LConvertBGRAToBGR_C(src, num_pixels & 15, dst); // left-overs -} - -static void ConvertBGRAToRGB(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~15); - for (; src < end; src += 16) { - const uint8x16x4_t pixel = vld4q_u8((uint8_t*)src); - const uint8x16x3_t tmp = { { pixel.val[2], pixel.val[1], pixel.val[0] } }; - vst3q_u8(dst, tmp); - dst += 48; - } - VP8LConvertBGRAToRGB_C(src, num_pixels & 15, dst); // left-overs -} - -#else // WORK_AROUND_GCC - -// gcc-4.6.0 fallback - -static const uint8_t kRGBAShuffle[8] = { 2, 1, 0, 3, 6, 5, 4, 7 }; - -static void ConvertBGRAToRGBA(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~1); - const uint8x8_t shuffle = vld1_u8(kRGBAShuffle); - for (; src < end; src += 2) { - const uint8x8_t pixels = vld1_u8((uint8_t*)src); - vst1_u8(dst, vtbl1_u8(pixels, shuffle)); - dst += 8; - } - VP8LConvertBGRAToRGBA_C(src, num_pixels & 1, dst); // left-overs -} - -static const uint8_t kBGRShuffle[3][8] = { - { 0, 1, 2, 4, 5, 6, 8, 9 }, - { 10, 12, 13, 14, 16, 17, 18, 20 }, - { 21, 22, 24, 25, 26, 28, 29, 30 } -}; - -static void ConvertBGRAToBGR(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~7); - const uint8x8_t shuffle0 = vld1_u8(kBGRShuffle[0]); - const uint8x8_t shuffle1 = vld1_u8(kBGRShuffle[1]); - const uint8x8_t shuffle2 = vld1_u8(kBGRShuffle[2]); - for (; src < end; src += 8) { - uint8x8x4_t pixels; - INIT_VECTOR4(pixels, - vld1_u8((const uint8_t*)(src + 0)), - vld1_u8((const uint8_t*)(src + 2)), - vld1_u8((const uint8_t*)(src + 4)), - vld1_u8((const uint8_t*)(src + 6))); - vst1_u8(dst + 0, vtbl4_u8(pixels, shuffle0)); - vst1_u8(dst + 8, vtbl4_u8(pixels, shuffle1)); - vst1_u8(dst + 16, vtbl4_u8(pixels, shuffle2)); - dst += 8 * 3; - } - VP8LConvertBGRAToBGR_C(src, num_pixels & 7, dst); // left-overs -} - -static const uint8_t kRGBShuffle[3][8] = { - { 2, 1, 0, 6, 5, 4, 10, 9 }, - { 8, 14, 13, 12, 18, 17, 16, 22 }, - { 21, 20, 26, 25, 24, 30, 29, 28 } -}; - -static void ConvertBGRAToRGB(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const uint32_t* const end = src + (num_pixels & ~7); - const uint8x8_t shuffle0 = vld1_u8(kRGBShuffle[0]); - const uint8x8_t shuffle1 = vld1_u8(kRGBShuffle[1]); - const uint8x8_t shuffle2 = vld1_u8(kRGBShuffle[2]); - for (; src < end; src += 8) { - uint8x8x4_t pixels; - INIT_VECTOR4(pixels, - vld1_u8((const uint8_t*)(src + 0)), - vld1_u8((const uint8_t*)(src + 2)), - vld1_u8((const uint8_t*)(src + 4)), - vld1_u8((const uint8_t*)(src + 6))); - vst1_u8(dst + 0, vtbl4_u8(pixels, shuffle0)); - vst1_u8(dst + 8, vtbl4_u8(pixels, shuffle1)); - vst1_u8(dst + 16, vtbl4_u8(pixels, shuffle2)); - dst += 8 * 3; - } - VP8LConvertBGRAToRGB_C(src, num_pixels & 7, dst); // left-overs -} - -#endif // !WORK_AROUND_GCC - -//------------------------------------------------------------------------------ -// Subtract-Green Transform - -// vtbl?_u8 are marked unavailable for iOS arm64 with Xcode < 6.3, use -// non-standard versions there. -#if defined(__APPLE__) && defined(__aarch64__) && \ - defined(__apple_build_version__) && (__apple_build_version__< 6020037) -#define USE_VTBLQ -#endif - -#ifdef USE_VTBLQ -// 255 = byte will be zeroed -static const uint8_t kGreenShuffle[16] = { - 1, 255, 1, 255, 5, 255, 5, 255, 9, 255, 9, 255, 13, 255, 13, 255 -}; - -static WEBP_INLINE uint8x16_t DoGreenShuffle(const uint8x16_t argb, - const uint8x16_t shuffle) { - return vcombine_u8(vtbl1q_u8(argb, vget_low_u8(shuffle)), - vtbl1q_u8(argb, vget_high_u8(shuffle))); -} -#else // !USE_VTBLQ -// 255 = byte will be zeroed -static const uint8_t kGreenShuffle[8] = { 1, 255, 1, 255, 5, 255, 5, 255 }; - -static WEBP_INLINE uint8x16_t DoGreenShuffle(const uint8x16_t argb, - const uint8x8_t shuffle) { - return vcombine_u8(vtbl1_u8(vget_low_u8(argb), shuffle), - vtbl1_u8(vget_high_u8(argb), shuffle)); -} -#endif // USE_VTBLQ - -static void AddGreenToBlueAndRed(uint32_t* argb_data, int num_pixels) { - const uint32_t* const end = argb_data + (num_pixels & ~3); -#ifdef USE_VTBLQ - const uint8x16_t shuffle = vld1q_u8(kGreenShuffle); -#else - const uint8x8_t shuffle = vld1_u8(kGreenShuffle); -#endif - for (; argb_data < end; argb_data += 4) { - const uint8x16_t argb = vld1q_u8((uint8_t*)argb_data); - const uint8x16_t greens = DoGreenShuffle(argb, shuffle); - vst1q_u8((uint8_t*)argb_data, vaddq_u8(argb, greens)); - } - // fallthrough and finish off with plain-C - VP8LAddGreenToBlueAndRed_C(argb_data, num_pixels & 3); -} - -//------------------------------------------------------------------------------ -// Color Transform - -static void TransformColorInverse(const VP8LMultipliers* const m, - uint32_t* argb_data, int num_pixels) { - // sign-extended multiplying constants, pre-shifted by 6. -#define CST(X) (((int16_t)(m->X << 8)) >> 6) - const int16_t rb[8] = { - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_), - CST(green_to_blue_), CST(green_to_red_) - }; - const int16x8_t mults_rb = vld1q_s16(rb); - const int16_t b2[8] = { - 0, CST(red_to_blue_), 0, CST(red_to_blue_), - 0, CST(red_to_blue_), 0, CST(red_to_blue_), - }; - const int16x8_t mults_b2 = vld1q_s16(b2); -#undef CST -#ifdef USE_VTBLQ - static const uint8_t kg0g0[16] = { - 255, 1, 255, 1, 255, 5, 255, 5, 255, 9, 255, 9, 255, 13, 255, 13 - }; - const uint8x16_t shuffle = vld1q_u8(kg0g0); -#else - static const uint8_t k0g0g[8] = { 255, 1, 255, 1, 255, 5, 255, 5 }; - const uint8x8_t shuffle = vld1_u8(k0g0g); -#endif - const uint32x4_t mask_ag = vdupq_n_u32(0xff00ff00u); - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const uint8x16_t in = vld1q_u8((uint8_t*)(argb_data + i)); - const uint32x4_t a0g0 = vandq_u32(vreinterpretq_u32_u8(in), mask_ag); - // 0 g 0 g - const uint8x16_t greens = DoGreenShuffle(in, shuffle); - // x dr x db1 - const int16x8_t A = vqdmulhq_s16(vreinterpretq_s16_u8(greens), mults_rb); - // x r' x b' - const int8x16_t B = vaddq_s8(vreinterpretq_s8_u8(in), - vreinterpretq_s8_s16(A)); - // r' 0 b' 0 - const int16x8_t C = vshlq_n_s16(vreinterpretq_s16_s8(B), 8); - // x db2 0 0 - const int16x8_t D = vqdmulhq_s16(C, mults_b2); - // 0 x db2 0 - const uint32x4_t E = vshrq_n_u32(vreinterpretq_u32_s16(D), 8); - // r' x b'' 0 - const int8x16_t F = vaddq_s8(vreinterpretq_s8_u32(E), - vreinterpretq_s8_s16(C)); - // 0 r' 0 b'' - const uint16x8_t G = vshrq_n_u16(vreinterpretq_u16_s8(F), 8); - const uint32x4_t out = vorrq_u32(vreinterpretq_u32_u16(G), a0g0); - vst1q_u32(argb_data + i, out); - } - // Fall-back to C-version for left-overs. - VP8LTransformColorInverse_C(m, argb_data + i, num_pixels - i); -} - -#undef USE_VTBLQ - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LDspInitNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LDspInitNEON(void) { - VP8LConvertBGRAToRGBA = ConvertBGRAToRGBA; - VP8LConvertBGRAToBGR = ConvertBGRAToBGR; - VP8LConvertBGRAToRGB = ConvertBGRAToRGB; - - VP8LAddGreenToBlueAndRed = AddGreenToBlueAndRed; - VP8LTransformColorInverse = TransformColorInverse; -} - -#else // !WEBP_USE_NEON - -WEBP_DSP_INIT_STUB(VP8LDspInitNEON) - -#endif // WEBP_USE_NEON diff --git a/drivers/webp/dsp/lossless_sse2.c b/drivers/webp/dsp/lossless_sse2.c deleted file mode 100644 index 2d016c2911..0000000000 --- a/drivers/webp/dsp/lossless_sse2.c +++ /dev/null @@ -1,372 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 variant of methods for lossless decoder -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <assert.h> -#include <emmintrin.h> -#include "./lossless.h" - -//------------------------------------------------------------------------------ -// Predictor Transform - -static WEBP_INLINE uint32_t ClampedAddSubtractFull(uint32_t c0, uint32_t c1, - uint32_t c2) { - const __m128i zero = _mm_setzero_si128(); - const __m128i C0 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c0), zero); - const __m128i C1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c1), zero); - const __m128i C2 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c2), zero); - const __m128i V1 = _mm_add_epi16(C0, C1); - const __m128i V2 = _mm_sub_epi16(V1, C2); - const __m128i b = _mm_packus_epi16(V2, V2); - const uint32_t output = _mm_cvtsi128_si32(b); - return output; -} - -static WEBP_INLINE uint32_t ClampedAddSubtractHalf(uint32_t c0, uint32_t c1, - uint32_t c2) { - const __m128i zero = _mm_setzero_si128(); - const __m128i C0 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c0), zero); - const __m128i C1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c1), zero); - const __m128i B0 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(c2), zero); - const __m128i avg = _mm_add_epi16(C1, C0); - const __m128i A0 = _mm_srli_epi16(avg, 1); - const __m128i A1 = _mm_sub_epi16(A0, B0); - const __m128i BgtA = _mm_cmpgt_epi16(B0, A0); - const __m128i A2 = _mm_sub_epi16(A1, BgtA); - const __m128i A3 = _mm_srai_epi16(A2, 1); - const __m128i A4 = _mm_add_epi16(A0, A3); - const __m128i A5 = _mm_packus_epi16(A4, A4); - const uint32_t output = _mm_cvtsi128_si32(A5); - return output; -} - -static WEBP_INLINE uint32_t Select(uint32_t a, uint32_t b, uint32_t c) { - int pa_minus_pb; - const __m128i zero = _mm_setzero_si128(); - const __m128i A0 = _mm_cvtsi32_si128(a); - const __m128i B0 = _mm_cvtsi32_si128(b); - const __m128i C0 = _mm_cvtsi32_si128(c); - const __m128i AC0 = _mm_subs_epu8(A0, C0); - const __m128i CA0 = _mm_subs_epu8(C0, A0); - const __m128i BC0 = _mm_subs_epu8(B0, C0); - const __m128i CB0 = _mm_subs_epu8(C0, B0); - const __m128i AC = _mm_or_si128(AC0, CA0); - const __m128i BC = _mm_or_si128(BC0, CB0); - const __m128i pa = _mm_unpacklo_epi8(AC, zero); // |a - c| - const __m128i pb = _mm_unpacklo_epi8(BC, zero); // |b - c| - const __m128i diff = _mm_sub_epi16(pb, pa); - { - int16_t out[8]; - _mm_storeu_si128((__m128i*)out, diff); - pa_minus_pb = out[0] + out[1] + out[2] + out[3]; - } - return (pa_minus_pb <= 0) ? a : b; -} - -static WEBP_INLINE __m128i Average2_128i(uint32_t a0, uint32_t a1) { - const __m128i zero = _mm_setzero_si128(); - const __m128i A0 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(a0), zero); - const __m128i A1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(a1), zero); - const __m128i sum = _mm_add_epi16(A1, A0); - const __m128i avg = _mm_srli_epi16(sum, 1); - return avg; -} - -static WEBP_INLINE uint32_t Average2(uint32_t a0, uint32_t a1) { - const __m128i avg = Average2_128i(a0, a1); - const __m128i A2 = _mm_packus_epi16(avg, avg); - const uint32_t output = _mm_cvtsi128_si32(A2); - return output; -} - -static WEBP_INLINE uint32_t Average3(uint32_t a0, uint32_t a1, uint32_t a2) { - const __m128i zero = _mm_setzero_si128(); - const __m128i avg1 = Average2_128i(a0, a2); - const __m128i A1 = _mm_unpacklo_epi8(_mm_cvtsi32_si128(a1), zero); - const __m128i sum = _mm_add_epi16(avg1, A1); - const __m128i avg2 = _mm_srli_epi16(sum, 1); - const __m128i A2 = _mm_packus_epi16(avg2, avg2); - const uint32_t output = _mm_cvtsi128_si32(A2); - return output; -} - -static WEBP_INLINE uint32_t Average4(uint32_t a0, uint32_t a1, - uint32_t a2, uint32_t a3) { - const __m128i avg1 = Average2_128i(a0, a1); - const __m128i avg2 = Average2_128i(a2, a3); - const __m128i sum = _mm_add_epi16(avg2, avg1); - const __m128i avg3 = _mm_srli_epi16(sum, 1); - const __m128i A0 = _mm_packus_epi16(avg3, avg3); - const uint32_t output = _mm_cvtsi128_si32(A0); - return output; -} - -static uint32_t Predictor5(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average3(left, top[0], top[1]); - return pred; -} -static uint32_t Predictor6(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(left, top[-1]); - return pred; -} -static uint32_t Predictor7(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(left, top[0]); - return pred; -} -static uint32_t Predictor8(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(top[-1], top[0]); - (void)left; - return pred; -} -static uint32_t Predictor9(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average2(top[0], top[1]); - (void)left; - return pred; -} -static uint32_t Predictor10(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Average4(left, top[-1], top[0], top[1]); - return pred; -} -static uint32_t Predictor11(uint32_t left, const uint32_t* const top) { - const uint32_t pred = Select(top[0], left, top[-1]); - return pred; -} -static uint32_t Predictor12(uint32_t left, const uint32_t* const top) { - const uint32_t pred = ClampedAddSubtractFull(left, top[0], top[-1]); - return pred; -} -static uint32_t Predictor13(uint32_t left, const uint32_t* const top) { - const uint32_t pred = ClampedAddSubtractHalf(left, top[0], top[-1]); - return pred; -} - -//------------------------------------------------------------------------------ -// Subtract-Green Transform - -static void AddGreenToBlueAndRed(uint32_t* argb_data, int num_pixels) { - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const __m128i in = _mm_loadu_si128((__m128i*)&argb_data[i]); // argb - const __m128i A = _mm_srli_epi16(in, 8); // 0 a 0 g - const __m128i B = _mm_shufflelo_epi16(A, _MM_SHUFFLE(2, 2, 0, 0)); - const __m128i C = _mm_shufflehi_epi16(B, _MM_SHUFFLE(2, 2, 0, 0)); // 0g0g - const __m128i out = _mm_add_epi8(in, C); - _mm_storeu_si128((__m128i*)&argb_data[i], out); - } - // fallthrough and finish off with plain-C - VP8LAddGreenToBlueAndRed_C(argb_data + i, num_pixels - i); -} - -//------------------------------------------------------------------------------ -// Color Transform - -static void TransformColorInverse(const VP8LMultipliers* const m, - uint32_t* argb_data, int num_pixels) { - // sign-extended multiplying constants, pre-shifted by 5. -#define CST(X) (((int16_t)(m->X << 8)) >> 5) // sign-extend - const __m128i mults_rb = _mm_set_epi16( - CST(green_to_red_), CST(green_to_blue_), - CST(green_to_red_), CST(green_to_blue_), - CST(green_to_red_), CST(green_to_blue_), - CST(green_to_red_), CST(green_to_blue_)); - const __m128i mults_b2 = _mm_set_epi16( - CST(red_to_blue_), 0, CST(red_to_blue_), 0, - CST(red_to_blue_), 0, CST(red_to_blue_), 0); -#undef CST - const __m128i mask_ag = _mm_set1_epi32(0xff00ff00); // alpha-green masks - int i; - for (i = 0; i + 4 <= num_pixels; i += 4) { - const __m128i in = _mm_loadu_si128((__m128i*)&argb_data[i]); // argb - const __m128i A = _mm_and_si128(in, mask_ag); // a 0 g 0 - const __m128i B = _mm_shufflelo_epi16(A, _MM_SHUFFLE(2, 2, 0, 0)); - const __m128i C = _mm_shufflehi_epi16(B, _MM_SHUFFLE(2, 2, 0, 0)); // g0g0 - const __m128i D = _mm_mulhi_epi16(C, mults_rb); // x dr x db1 - const __m128i E = _mm_add_epi8(in, D); // x r' x b' - const __m128i F = _mm_slli_epi16(E, 8); // r' 0 b' 0 - const __m128i G = _mm_mulhi_epi16(F, mults_b2); // x db2 0 0 - const __m128i H = _mm_srli_epi32(G, 8); // 0 x db2 0 - const __m128i I = _mm_add_epi8(H, F); // r' x b'' 0 - const __m128i J = _mm_srli_epi16(I, 8); // 0 r' 0 b'' - const __m128i out = _mm_or_si128(J, A); - _mm_storeu_si128((__m128i*)&argb_data[i], out); - } - // Fall-back to C-version for left-overs. - VP8LTransformColorInverse_C(m, argb_data + i, num_pixels - i); -} - -//------------------------------------------------------------------------------ -// Color-space conversion functions - -static void ConvertBGRAToRGBA(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const __m128i* in = (const __m128i*)src; - __m128i* out = (__m128i*)dst; - while (num_pixels >= 8) { - const __m128i bgra0 = _mm_loadu_si128(in++); // bgra0|bgra1|bgra2|bgra3 - const __m128i bgra4 = _mm_loadu_si128(in++); // bgra4|bgra5|bgra6|bgra7 - const __m128i v0l = _mm_unpacklo_epi8(bgra0, bgra4); // b0b4g0g4r0r4a0a4... - const __m128i v0h = _mm_unpackhi_epi8(bgra0, bgra4); // b2b6g2g6r2r6a2a6... - const __m128i v1l = _mm_unpacklo_epi8(v0l, v0h); // b0b2b4b6g0g2g4g6... - const __m128i v1h = _mm_unpackhi_epi8(v0l, v0h); // b1b3b5b7g1g3g5g7... - const __m128i v2l = _mm_unpacklo_epi8(v1l, v1h); // b0...b7 | g0...g7 - const __m128i v2h = _mm_unpackhi_epi8(v1l, v1h); // r0...r7 | a0...a7 - const __m128i ga0 = _mm_unpackhi_epi64(v2l, v2h); // g0...g7 | a0...a7 - const __m128i rb0 = _mm_unpacklo_epi64(v2h, v2l); // r0...r7 | b0...b7 - const __m128i rg0 = _mm_unpacklo_epi8(rb0, ga0); // r0g0r1g1 ... r6g6r7g7 - const __m128i ba0 = _mm_unpackhi_epi8(rb0, ga0); // b0a0b1a1 ... b6a6b7a7 - const __m128i rgba0 = _mm_unpacklo_epi16(rg0, ba0); // rgba0|rgba1... - const __m128i rgba4 = _mm_unpackhi_epi16(rg0, ba0); // rgba4|rgba5... - _mm_storeu_si128(out++, rgba0); - _mm_storeu_si128(out++, rgba4); - num_pixels -= 8; - } - // left-overs - VP8LConvertBGRAToRGBA_C((const uint32_t*)in, num_pixels, (uint8_t*)out); -} - -static void ConvertBGRAToRGBA4444(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const __m128i mask_0x0f = _mm_set1_epi8(0x0f); - const __m128i mask_0xf0 = _mm_set1_epi8(0xf0); - const __m128i* in = (const __m128i*)src; - __m128i* out = (__m128i*)dst; - while (num_pixels >= 8) { - const __m128i bgra0 = _mm_loadu_si128(in++); // bgra0|bgra1|bgra2|bgra3 - const __m128i bgra4 = _mm_loadu_si128(in++); // bgra4|bgra5|bgra6|bgra7 - const __m128i v0l = _mm_unpacklo_epi8(bgra0, bgra4); // b0b4g0g4r0r4a0a4... - const __m128i v0h = _mm_unpackhi_epi8(bgra0, bgra4); // b2b6g2g6r2r6a2a6... - const __m128i v1l = _mm_unpacklo_epi8(v0l, v0h); // b0b2b4b6g0g2g4g6... - const __m128i v1h = _mm_unpackhi_epi8(v0l, v0h); // b1b3b5b7g1g3g5g7... - const __m128i v2l = _mm_unpacklo_epi8(v1l, v1h); // b0...b7 | g0...g7 - const __m128i v2h = _mm_unpackhi_epi8(v1l, v1h); // r0...r7 | a0...a7 - const __m128i ga0 = _mm_unpackhi_epi64(v2l, v2h); // g0...g7 | a0...a7 - const __m128i rb0 = _mm_unpacklo_epi64(v2h, v2l); // r0...r7 | b0...b7 - const __m128i ga1 = _mm_srli_epi16(ga0, 4); // g0-|g1-|...|a6-|a7- - const __m128i rb1 = _mm_and_si128(rb0, mask_0xf0); // -r0|-r1|...|-b6|-a7 - const __m128i ga2 = _mm_and_si128(ga1, mask_0x0f); // g0-|g1-|...|a6-|a7- - const __m128i rgba0 = _mm_or_si128(ga2, rb1); // rg0..rg7 | ba0..ba7 - const __m128i rgba1 = _mm_srli_si128(rgba0, 8); // ba0..ba7 | 0 -#ifdef WEBP_SWAP_16BIT_CSP - const __m128i rgba = _mm_unpacklo_epi8(rgba1, rgba0); // barg0...barg7 -#else - const __m128i rgba = _mm_unpacklo_epi8(rgba0, rgba1); // rgba0...rgba7 -#endif - _mm_storeu_si128(out++, rgba); - num_pixels -= 8; - } - // left-overs - VP8LConvertBGRAToRGBA4444_C((const uint32_t*)in, num_pixels, (uint8_t*)out); -} - -static void ConvertBGRAToRGB565(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const __m128i mask_0xe0 = _mm_set1_epi8(0xe0); - const __m128i mask_0xf8 = _mm_set1_epi8(0xf8); - const __m128i mask_0x07 = _mm_set1_epi8(0x07); - const __m128i* in = (const __m128i*)src; - __m128i* out = (__m128i*)dst; - while (num_pixels >= 8) { - const __m128i bgra0 = _mm_loadu_si128(in++); // bgra0|bgra1|bgra2|bgra3 - const __m128i bgra4 = _mm_loadu_si128(in++); // bgra4|bgra5|bgra6|bgra7 - const __m128i v0l = _mm_unpacklo_epi8(bgra0, bgra4); // b0b4g0g4r0r4a0a4... - const __m128i v0h = _mm_unpackhi_epi8(bgra0, bgra4); // b2b6g2g6r2r6a2a6... - const __m128i v1l = _mm_unpacklo_epi8(v0l, v0h); // b0b2b4b6g0g2g4g6... - const __m128i v1h = _mm_unpackhi_epi8(v0l, v0h); // b1b3b5b7g1g3g5g7... - const __m128i v2l = _mm_unpacklo_epi8(v1l, v1h); // b0...b7 | g0...g7 - const __m128i v2h = _mm_unpackhi_epi8(v1l, v1h); // r0...r7 | a0...a7 - const __m128i ga0 = _mm_unpackhi_epi64(v2l, v2h); // g0...g7 | a0...a7 - const __m128i rb0 = _mm_unpacklo_epi64(v2h, v2l); // r0...r7 | b0...b7 - const __m128i rb1 = _mm_and_si128(rb0, mask_0xf8); // -r0..-r7|-b0..-b7 - const __m128i g_lo1 = _mm_srli_epi16(ga0, 5); - const __m128i g_lo2 = _mm_and_si128(g_lo1, mask_0x07); // g0-...g7-|xx (3b) - const __m128i g_hi1 = _mm_slli_epi16(ga0, 3); - const __m128i g_hi2 = _mm_and_si128(g_hi1, mask_0xe0); // -g0...-g7|xx (3b) - const __m128i b0 = _mm_srli_si128(rb1, 8); // -b0...-b7|0 - const __m128i rg1 = _mm_or_si128(rb1, g_lo2); // gr0...gr7|xx - const __m128i b1 = _mm_srli_epi16(b0, 3); - const __m128i gb1 = _mm_or_si128(b1, g_hi2); // bg0...bg7|xx -#ifdef WEBP_SWAP_16BIT_CSP - const __m128i rgba = _mm_unpacklo_epi8(gb1, rg1); // rggb0...rggb7 -#else - const __m128i rgba = _mm_unpacklo_epi8(rg1, gb1); // bgrb0...bgrb7 -#endif - _mm_storeu_si128(out++, rgba); - num_pixels -= 8; - } - // left-overs - VP8LConvertBGRAToRGB565_C((const uint32_t*)in, num_pixels, (uint8_t*)out); -} - -static void ConvertBGRAToBGR(const uint32_t* src, - int num_pixels, uint8_t* dst) { - const __m128i mask_l = _mm_set_epi32(0, 0x00ffffff, 0, 0x00ffffff); - const __m128i mask_h = _mm_set_epi32(0x00ffffff, 0, 0x00ffffff, 0); - const __m128i* in = (const __m128i*)src; - const uint8_t* const end = dst + num_pixels * 3; - // the last storel_epi64 below writes 8 bytes starting at offset 18 - while (dst + 26 <= end) { - const __m128i bgra0 = _mm_loadu_si128(in++); // bgra0|bgra1|bgra2|bgra3 - const __m128i bgra4 = _mm_loadu_si128(in++); // bgra4|bgra5|bgra6|bgra7 - const __m128i a0l = _mm_and_si128(bgra0, mask_l); // bgr0|0|bgr0|0 - const __m128i a4l = _mm_and_si128(bgra4, mask_l); // bgr0|0|bgr0|0 - const __m128i a0h = _mm_and_si128(bgra0, mask_h); // 0|bgr0|0|bgr0 - const __m128i a4h = _mm_and_si128(bgra4, mask_h); // 0|bgr0|0|bgr0 - const __m128i b0h = _mm_srli_epi64(a0h, 8); // 000b|gr00|000b|gr00 - const __m128i b4h = _mm_srli_epi64(a4h, 8); // 000b|gr00|000b|gr00 - const __m128i c0 = _mm_or_si128(a0l, b0h); // rgbrgb00|rgbrgb00 - const __m128i c4 = _mm_or_si128(a4l, b4h); // rgbrgb00|rgbrgb00 - const __m128i c2 = _mm_srli_si128(c0, 8); - const __m128i c6 = _mm_srli_si128(c4, 8); - _mm_storel_epi64((__m128i*)(dst + 0), c0); - _mm_storel_epi64((__m128i*)(dst + 6), c2); - _mm_storel_epi64((__m128i*)(dst + 12), c4); - _mm_storel_epi64((__m128i*)(dst + 18), c6); - dst += 24; - num_pixels -= 8; - } - // left-overs - VP8LConvertBGRAToBGR_C((const uint32_t*)in, num_pixels, dst); -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void VP8LDspInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void VP8LDspInitSSE2(void) { - VP8LPredictors[5] = Predictor5; - VP8LPredictors[6] = Predictor6; - VP8LPredictors[7] = Predictor7; - VP8LPredictors[8] = Predictor8; - VP8LPredictors[9] = Predictor9; - VP8LPredictors[10] = Predictor10; - VP8LPredictors[11] = Predictor11; - VP8LPredictors[12] = Predictor12; - VP8LPredictors[13] = Predictor13; - - VP8LAddGreenToBlueAndRed = AddGreenToBlueAndRed; - VP8LTransformColorInverse = TransformColorInverse; - - VP8LConvertBGRAToRGBA = ConvertBGRAToRGBA; - VP8LConvertBGRAToRGBA4444 = ConvertBGRAToRGBA4444; - VP8LConvertBGRAToRGB565 = ConvertBGRAToRGB565; - VP8LConvertBGRAToBGR = ConvertBGRAToBGR; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(VP8LDspInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/mips_macro.h b/drivers/webp/dsp/mips_macro.h deleted file mode 100644 index 44aba9b71d..0000000000 --- a/drivers/webp/dsp/mips_macro.h +++ /dev/null @@ -1,200 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS common macros - -#ifndef WEBP_DSP_MIPS_MACRO_H_ -#define WEBP_DSP_MIPS_MACRO_H_ - -#if defined(__GNUC__) && defined(__ANDROID__) && LOCAL_GCC_VERSION == 0x409 -#define WORK_AROUND_GCC -#endif - -#define STR(s) #s -#define XSTR(s) STR(s) - -// O0[31..16 | 15..0] = I0[31..16 | 15..0] + I1[31..16 | 15..0] -// O1[31..16 | 15..0] = I0[31..16 | 15..0] - I1[31..16 | 15..0] -// O - output -// I - input (macro doesn't change it) -#define ADD_SUB_HALVES(O0, O1, \ - I0, I1) \ - "addq.ph %[" #O0 "], %[" #I0 "], %[" #I1 "] \n\t" \ - "subq.ph %[" #O1 "], %[" #I0 "], %[" #I1 "] \n\t" - -// O - output -// I - input (macro doesn't change it) -// I[0/1] - offset in bytes -#define LOAD_IN_X2(O0, O1, \ - I0, I1) \ - "lh %[" #O0 "], " #I0 "(%[in]) \n\t" \ - "lh %[" #O1 "], " #I1 "(%[in]) \n\t" - -// I0 - location -// I1..I9 - offsets in bytes -#define LOAD_WITH_OFFSET_X4(O0, O1, O2, O3, \ - I0, I1, I2, I3, I4, I5, I6, I7, I8, I9) \ - "ulw %[" #O0 "], " #I1 "+" XSTR(I9) "*" #I5 "(%[" #I0 "]) \n\t" \ - "ulw %[" #O1 "], " #I2 "+" XSTR(I9) "*" #I6 "(%[" #I0 "]) \n\t" \ - "ulw %[" #O2 "], " #I3 "+" XSTR(I9) "*" #I7 "(%[" #I0 "]) \n\t" \ - "ulw %[" #O3 "], " #I4 "+" XSTR(I9) "*" #I8 "(%[" #I0 "]) \n\t" - -// O - output -// IO - input/output -// I - input (macro doesn't change it) -#define MUL_SHIFT_SUM(O0, O1, O2, O3, O4, O5, O6, O7, \ - IO0, IO1, IO2, IO3, \ - I0, I1, I2, I3, I4, I5, I6, I7) \ - "mul %[" #O0 "], %[" #I0 "], %[kC2] \n\t" \ - "mul %[" #O1 "], %[" #I0 "], %[kC1] \n\t" \ - "mul %[" #O2 "], %[" #I1 "], %[kC2] \n\t" \ - "mul %[" #O3 "], %[" #I1 "], %[kC1] \n\t" \ - "mul %[" #O4 "], %[" #I2 "], %[kC2] \n\t" \ - "mul %[" #O5 "], %[" #I2 "], %[kC1] \n\t" \ - "mul %[" #O6 "], %[" #I3 "], %[kC2] \n\t" \ - "mul %[" #O7 "], %[" #I3 "], %[kC1] \n\t" \ - "sra %[" #O0 "], %[" #O0 "], 16 \n\t" \ - "sra %[" #O1 "], %[" #O1 "], 16 \n\t" \ - "sra %[" #O2 "], %[" #O2 "], 16 \n\t" \ - "sra %[" #O3 "], %[" #O3 "], 16 \n\t" \ - "sra %[" #O4 "], %[" #O4 "], 16 \n\t" \ - "sra %[" #O5 "], %[" #O5 "], 16 \n\t" \ - "sra %[" #O6 "], %[" #O6 "], 16 \n\t" \ - "sra %[" #O7 "], %[" #O7 "], 16 \n\t" \ - "addu %[" #IO0 "], %[" #IO0 "], %[" #I4 "] \n\t" \ - "addu %[" #IO1 "], %[" #IO1 "], %[" #I5 "] \n\t" \ - "subu %[" #IO2 "], %[" #IO2 "], %[" #I6 "] \n\t" \ - "subu %[" #IO3 "], %[" #IO3 "], %[" #I7 "] \n\t" - -// O - output -// I - input (macro doesn't change it) -#define INSERT_HALF_X2(O0, O1, \ - I0, I1) \ - "ins %[" #O0 "], %[" #I0 "], 16, 16 \n\t" \ - "ins %[" #O1 "], %[" #I1 "], 16, 16 \n\t" - -// O - output -// I - input (macro doesn't change it) -#define SRA_16(O0, O1, O2, O3, \ - I0, I1, I2, I3) \ - "sra %[" #O0 "], %[" #I0 "], 16 \n\t" \ - "sra %[" #O1 "], %[" #I1 "], 16 \n\t" \ - "sra %[" #O2 "], %[" #I2 "], 16 \n\t" \ - "sra %[" #O3 "], %[" #I3 "], 16 \n\t" - -// temp0[31..16 | 15..0] = temp8[31..16 | 15..0] + temp12[31..16 | 15..0] -// temp1[31..16 | 15..0] = temp8[31..16 | 15..0] - temp12[31..16 | 15..0] -// temp0[31..16 | 15..0] = temp0[31..16 >> 3 | 15..0 >> 3] -// temp1[31..16 | 15..0] = temp1[31..16 >> 3 | 15..0 >> 3] -// O - output -// I - input (macro doesn't change it) -#define SHIFT_R_SUM_X2(O0, O1, O2, O3, O4, O5, O6, O7, \ - I0, I1, I2, I3, I4, I5, I6, I7) \ - "addq.ph %[" #O0 "], %[" #I0 "], %[" #I4 "] \n\t" \ - "subq.ph %[" #O1 "], %[" #I0 "], %[" #I4 "] \n\t" \ - "addq.ph %[" #O2 "], %[" #I1 "], %[" #I5 "] \n\t" \ - "subq.ph %[" #O3 "], %[" #I1 "], %[" #I5 "] \n\t" \ - "addq.ph %[" #O4 "], %[" #I2 "], %[" #I6 "] \n\t" \ - "subq.ph %[" #O5 "], %[" #I2 "], %[" #I6 "] \n\t" \ - "addq.ph %[" #O6 "], %[" #I3 "], %[" #I7 "] \n\t" \ - "subq.ph %[" #O7 "], %[" #I3 "], %[" #I7 "] \n\t" \ - "shra.ph %[" #O0 "], %[" #O0 "], 3 \n\t" \ - "shra.ph %[" #O1 "], %[" #O1 "], 3 \n\t" \ - "shra.ph %[" #O2 "], %[" #O2 "], 3 \n\t" \ - "shra.ph %[" #O3 "], %[" #O3 "], 3 \n\t" \ - "shra.ph %[" #O4 "], %[" #O4 "], 3 \n\t" \ - "shra.ph %[" #O5 "], %[" #O5 "], 3 \n\t" \ - "shra.ph %[" #O6 "], %[" #O6 "], 3 \n\t" \ - "shra.ph %[" #O7 "], %[" #O7 "], 3 \n\t" - -// precrq.ph.w temp0, temp8, temp2 -// temp0 = temp8[31..16] | temp2[31..16] -// ins temp2, temp8, 16, 16 -// temp2 = temp8[31..16] | temp2[15..0] -// O - output -// IO - input/output -// I - input (macro doesn't change it) -#define PACK_2_HALVES_TO_WORD(O0, O1, O2, O3, \ - IO0, IO1, IO2, IO3, \ - I0, I1, I2, I3) \ - "precrq.ph.w %[" #O0 "], %[" #I0 "], %[" #IO0 "] \n\t" \ - "precrq.ph.w %[" #O1 "], %[" #I1 "], %[" #IO1 "] \n\t" \ - "ins %[" #IO0 "], %[" #I0 "], 16, 16 \n\t" \ - "ins %[" #IO1 "], %[" #I1 "], 16, 16 \n\t" \ - "precrq.ph.w %[" #O2 "], %[" #I2 "], %[" #IO2 "] \n\t" \ - "precrq.ph.w %[" #O3 "], %[" #I3 "], %[" #IO3 "] \n\t" \ - "ins %[" #IO2 "], %[" #I2 "], 16, 16 \n\t" \ - "ins %[" #IO3 "], %[" #I3 "], 16, 16 \n\t" - -// preceu.ph.qbr temp0, temp8 -// temp0 = 0 | 0 | temp8[23..16] | temp8[7..0] -// preceu.ph.qbl temp1, temp8 -// temp1 = temp8[23..16] | temp8[7..0] | 0 | 0 -// O - output -// I - input (macro doesn't change it) -#define CONVERT_2_BYTES_TO_HALF(O0, O1, O2, O3, O4, O5, O6, O7, \ - I0, I1, I2, I3) \ - "preceu.ph.qbr %[" #O0 "], %[" #I0 "] \n\t" \ - "preceu.ph.qbl %[" #O1 "], %[" #I0 "] \n\t" \ - "preceu.ph.qbr %[" #O2 "], %[" #I1 "] \n\t" \ - "preceu.ph.qbl %[" #O3 "], %[" #I1 "] \n\t" \ - "preceu.ph.qbr %[" #O4 "], %[" #I2 "] \n\t" \ - "preceu.ph.qbl %[" #O5 "], %[" #I2 "] \n\t" \ - "preceu.ph.qbr %[" #O6 "], %[" #I3 "] \n\t" \ - "preceu.ph.qbl %[" #O7 "], %[" #I3 "] \n\t" - -// temp0[31..16 | 15..0] = temp0[31..16 | 15..0] + temp8[31..16 | 15..0] -// temp0[31..16 | 15..0] = temp0[31..16 <<(s) 7 | 15..0 <<(s) 7] -// temp1..temp7 same as temp0 -// precrqu_s.qb.ph temp0, temp1, temp0: -// temp0 = temp1[31..24] | temp1[15..8] | temp0[31..24] | temp0[15..8] -// store temp0 to dst -// IO - input/output -// I - input (macro doesn't change it) -#define STORE_SAT_SUM_X2(IO0, IO1, IO2, IO3, IO4, IO5, IO6, IO7, \ - I0, I1, I2, I3, I4, I5, I6, I7, \ - I8, I9, I10, I11, I12, I13) \ - "addq.ph %[" #IO0 "], %[" #IO0 "], %[" #I0 "] \n\t" \ - "addq.ph %[" #IO1 "], %[" #IO1 "], %[" #I1 "] \n\t" \ - "addq.ph %[" #IO2 "], %[" #IO2 "], %[" #I2 "] \n\t" \ - "addq.ph %[" #IO3 "], %[" #IO3 "], %[" #I3 "] \n\t" \ - "addq.ph %[" #IO4 "], %[" #IO4 "], %[" #I4 "] \n\t" \ - "addq.ph %[" #IO5 "], %[" #IO5 "], %[" #I5 "] \n\t" \ - "addq.ph %[" #IO6 "], %[" #IO6 "], %[" #I6 "] \n\t" \ - "addq.ph %[" #IO7 "], %[" #IO7 "], %[" #I7 "] \n\t" \ - "shll_s.ph %[" #IO0 "], %[" #IO0 "], 7 \n\t" \ - "shll_s.ph %[" #IO1 "], %[" #IO1 "], 7 \n\t" \ - "shll_s.ph %[" #IO2 "], %[" #IO2 "], 7 \n\t" \ - "shll_s.ph %[" #IO3 "], %[" #IO3 "], 7 \n\t" \ - "shll_s.ph %[" #IO4 "], %[" #IO4 "], 7 \n\t" \ - "shll_s.ph %[" #IO5 "], %[" #IO5 "], 7 \n\t" \ - "shll_s.ph %[" #IO6 "], %[" #IO6 "], 7 \n\t" \ - "shll_s.ph %[" #IO7 "], %[" #IO7 "], 7 \n\t" \ - "precrqu_s.qb.ph %[" #IO0 "], %[" #IO1 "], %[" #IO0 "] \n\t" \ - "precrqu_s.qb.ph %[" #IO2 "], %[" #IO3 "], %[" #IO2 "] \n\t" \ - "precrqu_s.qb.ph %[" #IO4 "], %[" #IO5 "], %[" #IO4 "] \n\t" \ - "precrqu_s.qb.ph %[" #IO6 "], %[" #IO7 "], %[" #IO6 "] \n\t" \ - "usw %[" #IO0 "], " XSTR(I13) "*" #I9 "(%[" #I8 "]) \n\t" \ - "usw %[" #IO2 "], " XSTR(I13) "*" #I10 "(%[" #I8 "]) \n\t" \ - "usw %[" #IO4 "], " XSTR(I13) "*" #I11 "(%[" #I8 "]) \n\t" \ - "usw %[" #IO6 "], " XSTR(I13) "*" #I12 "(%[" #I8 "]) \n\t" - -#define OUTPUT_EARLY_CLOBBER_REGS_10() \ - : [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), \ - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), \ - [temp7]"=&r"(temp7), [temp8]"=&r"(temp8), [temp9]"=&r"(temp9), \ - [temp10]"=&r"(temp10) - -#define OUTPUT_EARLY_CLOBBER_REGS_18() \ - OUTPUT_EARLY_CLOBBER_REGS_10(), \ - [temp11]"=&r"(temp11), [temp12]"=&r"(temp12), [temp13]"=&r"(temp13), \ - [temp14]"=&r"(temp14), [temp15]"=&r"(temp15), [temp16]"=&r"(temp16), \ - [temp17]"=&r"(temp17), [temp18]"=&r"(temp18) - -#endif // WEBP_DSP_MIPS_MACRO_H_ diff --git a/drivers/webp/dsp/msa_macro.h b/drivers/webp/dsp/msa_macro.h deleted file mode 100644 index 5c707f476a..0000000000 --- a/drivers/webp/dsp/msa_macro.h +++ /dev/null @@ -1,555 +0,0 @@ -// Copyright 2016 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MSA common macros -// -// Author(s): Prashant Patil (prashant.patil@imgtec.com) - -#ifndef WEBP_DSP_MSA_MACRO_H_ -#define WEBP_DSP_MSA_MACRO_H_ - -#include <stdint.h> -#include <msa.h> - -#if defined(__clang__) - #define CLANG_BUILD -#endif - -#ifdef CLANG_BUILD - #define ADDVI_H(a, b) __msa_addvi_h((v8i16)a, b) - #define SRAI_H(a, b) __msa_srai_h((v8i16)a, b) - #define SRAI_W(a, b) __msa_srai_w((v4i32)a, b) -#else - #define ADDVI_H(a, b) (a + b) - #define SRAI_H(a, b) (a >> b) - #define SRAI_W(a, b) (a >> b) -#endif - -#define LD_B(RTYPE, psrc) *((RTYPE*)(psrc)) -#define LD_UB(...) LD_B(v16u8, __VA_ARGS__) -#define LD_SB(...) LD_B(v16i8, __VA_ARGS__) - -#define LD_H(RTYPE, psrc) *((RTYPE*)(psrc)) -#define LD_UH(...) LD_H(v8u16, __VA_ARGS__) -#define LD_SH(...) LD_H(v8i16, __VA_ARGS__) - -#define LD_W(RTYPE, psrc) *((RTYPE*)(psrc)) -#define LD_UW(...) LD_W(v4u32, __VA_ARGS__) -#define LD_SW(...) LD_W(v4i32, __VA_ARGS__) - -#define ST_B(RTYPE, in, pdst) *((RTYPE*)(pdst)) = in -#define ST_UB(...) ST_B(v16u8, __VA_ARGS__) -#define ST_SB(...) ST_B(v16i8, __VA_ARGS__) - -#define ST_H(RTYPE, in, pdst) *((RTYPE*)(pdst)) = in -#define ST_UH(...) ST_H(v8u16, __VA_ARGS__) -#define ST_SH(...) ST_H(v8i16, __VA_ARGS__) - -#define ST_W(RTYPE, in, pdst) *((RTYPE*)(pdst)) = in -#define ST_UW(...) ST_W(v4u32, __VA_ARGS__) -#define ST_SW(...) ST_W(v4i32, __VA_ARGS__) - -#define MSA_LOAD_FUNC(TYPE, INSTR, FUNC_NAME) \ - static inline TYPE FUNC_NAME(const void* const psrc) { \ - const uint8_t* const psrc_m = (const uint8_t*)psrc; \ - TYPE val_m; \ - asm volatile ( \ - "" #INSTR " %[val_m], %[psrc_m] \n\t" \ - : [val_m] "=r" (val_m) \ - : [psrc_m] "m" (*psrc_m)); \ - return val_m; \ - } - -#define MSA_LOAD(psrc, FUNC_NAME) FUNC_NAME(psrc) - -#define MSA_STORE_FUNC(TYPE, INSTR, FUNC_NAME) \ - static inline void FUNC_NAME(TYPE val, void* const pdst) { \ - uint8_t* const pdst_m = (uint8_t*)pdst; \ - TYPE val_m = val; \ - asm volatile ( \ - " " #INSTR " %[val_m], %[pdst_m] \n\t" \ - : [pdst_m] "=m" (*pdst_m) \ - : [val_m] "r" (val_m)); \ - } - -#define MSA_STORE(val, pdst, FUNC_NAME) FUNC_NAME(val, pdst) - -#if (__mips_isa_rev >= 6) - MSA_LOAD_FUNC(uint16_t, lh, msa_lh); - #define LH(psrc) MSA_LOAD(psrc, msa_lh) - MSA_LOAD_FUNC(uint32_t, lw, msa_lw); - #define LW(psrc) MSA_LOAD(psrc, msa_lw) - #if (__mips == 64) - MSA_LOAD_FUNC(uint64_t, ld, msa_ld); - #define LD(psrc) MSA_LOAD(psrc, msa_ld) - #else // !(__mips == 64) - #define LD(psrc) ((((uint64_t)MSA_LOAD(psrc + 4, msa_lw)) << 32) | \ - MSA_LOAD(psrc, msa_lw)) - #endif // (__mips == 64) - - MSA_STORE_FUNC(uint16_t, sh, msa_sh); - #define SH(val, pdst) MSA_STORE(val, pdst, msa_sh) - MSA_STORE_FUNC(uint32_t, sw, msa_sw); - #define SW(val, pdst) MSA_STORE(val, pdst, msa_sw) - MSA_STORE_FUNC(uint64_t, sd, msa_sd); - #define SD(val, pdst) MSA_STORE(val, pdst, msa_sd) -#else // !(__mips_isa_rev >= 6) - MSA_LOAD_FUNC(uint16_t, ulh, msa_ulh); - #define LH(psrc) MSA_LOAD(psrc, msa_ulh) - MSA_LOAD_FUNC(uint32_t, ulw, msa_ulw); - #define LW(psrc) MSA_LOAD(psrc, msa_ulw) - #if (__mips == 64) - MSA_LOAD_FUNC(uint64_t, uld, msa_uld); - #define LD(psrc) MSA_LOAD(psrc, msa_uld) - #else // !(__mips == 64) - #define LD(psrc) ((((uint64_t)MSA_LOAD(psrc + 4, msa_ulw)) << 32) | \ - MSA_LOAD(psrc, msa_ulw)) - #endif // (__mips == 64) - - MSA_STORE_FUNC(uint16_t, ush, msa_ush); - #define SH(val, pdst) MSA_STORE(val, pdst, msa_ush) - MSA_STORE_FUNC(uint32_t, usw, msa_usw); - #define SW(val, pdst) MSA_STORE(val, pdst, msa_usw) - #define SD(val, pdst) { \ - uint8_t* const pdst_sd_m = (uint8_t*)(pdst); \ - const uint32_t val0_m = (uint32_t)(val & 0x00000000FFFFFFFF); \ - const uint32_t val1_m = (uint32_t)((val >> 32) & 0x00000000FFFFFFFF); \ - SW(val0_m, pdst_sd_m); \ - SW(val1_m, pdst_sd_m + 4); \ - } -#endif // (__mips_isa_rev >= 6) - -/* Description : Load 4 words with stride - * Arguments : Inputs - psrc, stride - * Outputs - out0, out1, out2, out3 - * Details : Load word in 'out0' from (psrc) - * Load word in 'out1' from (psrc + stride) - * Load word in 'out2' from (psrc + 2 * stride) - * Load word in 'out3' from (psrc + 3 * stride) - */ -#define LW4(psrc, stride, out0, out1, out2, out3) { \ - const uint8_t* ptmp = (const uint8_t*)psrc; \ - out0 = LW(ptmp); \ - ptmp += stride; \ - out1 = LW(ptmp); \ - ptmp += stride; \ - out2 = LW(ptmp); \ - ptmp += stride; \ - out3 = LW(ptmp); \ -} - -/* Description : Store 4 words with stride - * Arguments : Inputs - in0, in1, in2, in3, pdst, stride - * Details : Store word from 'in0' to (pdst) - * Store word from 'in1' to (pdst + stride) - * Store word from 'in2' to (pdst + 2 * stride) - * Store word from 'in3' to (pdst + 3 * stride) - */ -#define SW4(in0, in1, in2, in3, pdst, stride) { \ - uint8_t* ptmp = (uint8_t*)pdst; \ - SW(in0, ptmp); \ - ptmp += stride; \ - SW(in1, ptmp); \ - ptmp += stride; \ - SW(in2, ptmp); \ - ptmp += stride; \ - SW(in3, ptmp); \ -} - -/* Description : Load vectors with 16 byte elements with stride - * Arguments : Inputs - psrc, stride - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : Load 16 byte elements in 'out0' from (psrc) - * Load 16 byte elements in 'out1' from (psrc + stride) - */ -#define LD_B2(RTYPE, psrc, stride, out0, out1) { \ - out0 = LD_B(RTYPE, psrc); \ - out1 = LD_B(RTYPE, psrc + stride); \ -} -#define LD_UB2(...) LD_B2(v16u8, __VA_ARGS__) -#define LD_SB2(...) LD_B2(v16i8, __VA_ARGS__) - -#define LD_B4(RTYPE, psrc, stride, out0, out1, out2, out3) { \ - LD_B2(RTYPE, psrc, stride, out0, out1); \ - LD_B2(RTYPE, psrc + 2 * stride , stride, out2, out3); \ -} -#define LD_UB4(...) LD_B4(v16u8, __VA_ARGS__) -#define LD_SB4(...) LD_B4(v16i8, __VA_ARGS__) - -/* Description : Load vectors with 8 halfword elements with stride - * Arguments : Inputs - psrc, stride - * Outputs - out0, out1 - * Details : Load 8 halfword elements in 'out0' from (psrc) - * Load 8 halfword elements in 'out1' from (psrc + stride) - */ -#define LD_H2(RTYPE, psrc, stride, out0, out1) { \ - out0 = LD_H(RTYPE, psrc); \ - out1 = LD_H(RTYPE, psrc + stride); \ -} -#define LD_UH2(...) LD_H2(v8u16, __VA_ARGS__) -#define LD_SH2(...) LD_H2(v8i16, __VA_ARGS__) - -/* Description : Store 4x4 byte block to destination memory from input vector - * Arguments : Inputs - in0, in1, pdst, stride - * Details : 'Idx0' word element from input vector 'in0' is copied to the - * GP register and stored to (pdst) - * 'Idx1' word element from input vector 'in0' is copied to the - * GP register and stored to (pdst + stride) - * 'Idx2' word element from input vector 'in0' is copied to the - * GP register and stored to (pdst + 2 * stride) - * 'Idx3' word element from input vector 'in0' is copied to the - * GP register and stored to (pdst + 3 * stride) - */ -#define ST4x4_UB(in0, in1, idx0, idx1, idx2, idx3, pdst, stride) { \ - uint8_t* const pblk_4x4_m = (uint8_t*)pdst; \ - const uint32_t out0_m = __msa_copy_s_w((v4i32)in0, idx0); \ - const uint32_t out1_m = __msa_copy_s_w((v4i32)in0, idx1); \ - const uint32_t out2_m = __msa_copy_s_w((v4i32)in1, idx2); \ - const uint32_t out3_m = __msa_copy_s_w((v4i32)in1, idx3); \ - SW4(out0_m, out1_m, out2_m, out3_m, pblk_4x4_m, stride); \ -} - -/* Description : Immediate number of elements to slide - * Arguments : Inputs - in0, in1, slide_val - * Outputs - out - * Return Type - as per RTYPE - * Details : Byte elements from 'in1' vector are slid into 'in0' by - * value specified in the 'slide_val' - */ -#define SLDI_B(RTYPE, in0, in1, slide_val) \ - (RTYPE)__msa_sldi_b((v16i8)in0, (v16i8)in1, slide_val) \ - -#define SLDI_UB(...) SLDI_B(v16u8, __VA_ARGS__) -#define SLDI_SB(...) SLDI_B(v16i8, __VA_ARGS__) -#define SLDI_SH(...) SLDI_B(v8i16, __VA_ARGS__) - -/* Description : Shuffle halfword vector elements as per mask vector - * Arguments : Inputs - in0, in1, in2, in3, mask0, mask1 - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : halfword elements from 'in0' & 'in1' are copied selectively to - * 'out0' as per control vector 'mask0' - */ -#define VSHF_H2(RTYPE, in0, in1, in2, in3, mask0, mask1, out0, out1) { \ - out0 = (RTYPE)__msa_vshf_h((v8i16)mask0, (v8i16)in1, (v8i16)in0); \ - out1 = (RTYPE)__msa_vshf_h((v8i16)mask1, (v8i16)in3, (v8i16)in2); \ -} -#define VSHF_H2_UH(...) VSHF_H2(v8u16, __VA_ARGS__) -#define VSHF_H2_SH(...) VSHF_H2(v8i16, __VA_ARGS__) - -/* Description : Clips all signed halfword elements of input vector - * between 0 & 255 - * Arguments : Input/output - val - * Return Type - signed halfword - */ -#define CLIP_SH_0_255(val) { \ - const v8i16 max_m = __msa_ldi_h(255); \ - val = __msa_maxi_s_h((v8i16)val, 0); \ - val = __msa_min_s_h(max_m, (v8i16)val); \ -} -#define CLIP_SH2_0_255(in0, in1) { \ - CLIP_SH_0_255(in0); \ - CLIP_SH_0_255(in1); \ -} - -/* Description : Clips all signed word elements of input vector - * between 0 & 255 - * Arguments : Input/output - val - * Return Type - signed word - */ -#define CLIP_SW_0_255(val) { \ - const v4i32 max_m = __msa_ldi_w(255); \ - val = __msa_maxi_s_w((v4i32)val, 0); \ - val = __msa_min_s_w(max_m, (v4i32)val); \ -} -#define CLIP_SW4_0_255(in0, in1, in2, in3) { \ - CLIP_SW_0_255(in0); \ - CLIP_SW_0_255(in1); \ - CLIP_SW_0_255(in2); \ - CLIP_SW_0_255(in3); \ -} - -/* Description : Set element n input vector to GPR value - * Arguments : Inputs - in0, in1, in2, in3 - * Output - out - * Return Type - as per RTYPE - * Details : Set element 0 in vector 'out' to value specified in 'in0' - */ -#define INSERT_W2(RTYPE, in0, in1, out) { \ - out = (RTYPE)__msa_insert_w((v4i32)out, 0, in0); \ - out = (RTYPE)__msa_insert_w((v4i32)out, 1, in1); \ -} -#define INSERT_W2_UB(...) INSERT_W2(v16u8, __VA_ARGS__) -#define INSERT_W2_SB(...) INSERT_W2(v16i8, __VA_ARGS__) - -#define INSERT_W4(RTYPE, in0, in1, in2, in3, out) { \ - out = (RTYPE)__msa_insert_w((v4i32)out, 0, in0); \ - out = (RTYPE)__msa_insert_w((v4i32)out, 1, in1); \ - out = (RTYPE)__msa_insert_w((v4i32)out, 2, in2); \ - out = (RTYPE)__msa_insert_w((v4i32)out, 3, in3); \ -} -#define INSERT_W4_UB(...) INSERT_W4(v16u8, __VA_ARGS__) -#define INSERT_W4_SB(...) INSERT_W4(v16i8, __VA_ARGS__) -#define INSERT_W4_SW(...) INSERT_W4(v4i32, __VA_ARGS__) - -/* Description : Interleave right half of byte elements from vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : Right half of byte elements of 'in0' and 'in1' are interleaved - * and written to out0. - */ -#define ILVR_B2(RTYPE, in0, in1, in2, in3, out0, out1) { \ - out0 = (RTYPE)__msa_ilvr_b((v16i8)in0, (v16i8)in1); \ - out1 = (RTYPE)__msa_ilvr_b((v16i8)in2, (v16i8)in3); \ -} -#define ILVR_B2_UB(...) ILVR_B2(v16u8, __VA_ARGS__) -#define ILVR_B2_SB(...) ILVR_B2(v16i8, __VA_ARGS__) -#define ILVR_B2_UH(...) ILVR_B2(v8u16, __VA_ARGS__) -#define ILVR_B2_SH(...) ILVR_B2(v8i16, __VA_ARGS__) -#define ILVR_B2_SW(...) ILVR_B2(v4i32, __VA_ARGS__) - -#define ILVR_B4(RTYPE, in0, in1, in2, in3, in4, in5, in6, in7, \ - out0, out1, out2, out3) { \ - ILVR_B2(RTYPE, in0, in1, in2, in3, out0, out1); \ - ILVR_B2(RTYPE, in4, in5, in6, in7, out2, out3); \ -} -#define ILVR_B4_UB(...) ILVR_B4(v16u8, __VA_ARGS__) -#define ILVR_B4_SB(...) ILVR_B4(v16i8, __VA_ARGS__) -#define ILVR_B4_UH(...) ILVR_B4(v8u16, __VA_ARGS__) -#define ILVR_B4_SH(...) ILVR_B4(v8i16, __VA_ARGS__) -#define ILVR_B4_SW(...) ILVR_B4(v4i32, __VA_ARGS__) - -/* Description : Interleave right half of halfword elements from vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : Right half of halfword elements of 'in0' and 'in1' are - * interleaved and written to 'out0'. - */ -#define ILVR_H2(RTYPE, in0, in1, in2, in3, out0, out1) { \ - out0 = (RTYPE)__msa_ilvr_h((v8i16)in0, (v8i16)in1); \ - out1 = (RTYPE)__msa_ilvr_h((v8i16)in2, (v8i16)in3); \ -} -#define ILVR_H2_UB(...) ILVR_H2(v16u8, __VA_ARGS__) -#define ILVR_H2_SH(...) ILVR_H2(v8i16, __VA_ARGS__) -#define ILVR_H2_SW(...) ILVR_H2(v4i32, __VA_ARGS__) - -#define ILVR_H4(RTYPE, in0, in1, in2, in3, in4, in5, in6, in7, \ - out0, out1, out2, out3) { \ - ILVR_H2(RTYPE, in0, in1, in2, in3, out0, out1); \ - ILVR_H2(RTYPE, in4, in5, in6, in7, out2, out3); \ -} -#define ILVR_H4_UB(...) ILVR_H4(v16u8, __VA_ARGS__) -#define ILVR_H4_SH(...) ILVR_H4(v8i16, __VA_ARGS__) -#define ILVR_H4_SW(...) ILVR_H4(v4i32, __VA_ARGS__) - -/* Description : Interleave right half of double word elements from vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : Right half of double word elements of 'in0' and 'in1' are - * interleaved and written to 'out0'. - */ -#define ILVR_D2(RTYPE, in0, in1, in2, in3, out0, out1) { \ - out0 = (RTYPE)__msa_ilvr_d((v2i64)in0, (v2i64)in1); \ - out1 = (RTYPE)__msa_ilvr_d((v2i64)in2, (v2i64)in3); \ -} -#define ILVR_D2_UB(...) ILVR_D2(v16u8, __VA_ARGS__) -#define ILVR_D2_SB(...) ILVR_D2(v16i8, __VA_ARGS__) -#define ILVR_D2_SH(...) ILVR_D2(v8i16, __VA_ARGS__) - -#define ILVRL_H2(RTYPE, in0, in1, out0, out1) { \ - out0 = (RTYPE)__msa_ilvr_h((v8i16)in0, (v8i16)in1); \ - out1 = (RTYPE)__msa_ilvl_h((v8i16)in0, (v8i16)in1); \ -} -#define ILVRL_H2_UB(...) ILVRL_H2(v16u8, __VA_ARGS__) -#define ILVRL_H2_SB(...) ILVRL_H2(v16i8, __VA_ARGS__) -#define ILVRL_H2_SH(...) ILVRL_H2(v8i16, __VA_ARGS__) -#define ILVRL_H2_SW(...) ILVRL_H2(v4i32, __VA_ARGS__) -#define ILVRL_H2_UW(...) ILVRL_H2(v4u32, __VA_ARGS__) - -#define ILVRL_W2(RTYPE, in0, in1, out0, out1) { \ - out0 = (RTYPE)__msa_ilvr_w((v4i32)in0, (v4i32)in1); \ - out1 = (RTYPE)__msa_ilvl_w((v4i32)in0, (v4i32)in1); \ -} -#define ILVRL_W2_UB(...) ILVRL_W2(v16u8, __VA_ARGS__) -#define ILVRL_W2_SH(...) ILVRL_W2(v8i16, __VA_ARGS__) -#define ILVRL_W2_SW(...) ILVRL_W2(v4i32, __VA_ARGS__) - -/* Description : Pack even byte elements of vector pairs - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Return Type - as per RTYPE - * Details : Even byte elements of 'in0' are copied to the left half of - * 'out0' & even byte elements of 'in1' are copied to the right - * half of 'out0'. - */ -#define PCKEV_B2(RTYPE, in0, in1, in2, in3, out0, out1) { \ - out0 = (RTYPE)__msa_pckev_b((v16i8)in0, (v16i8)in1); \ - out1 = (RTYPE)__msa_pckev_b((v16i8)in2, (v16i8)in3); \ -} -#define PCKEV_B2_SB(...) PCKEV_B2(v16i8, __VA_ARGS__) -#define PCKEV_B2_UB(...) PCKEV_B2(v16u8, __VA_ARGS__) -#define PCKEV_B2_SH(...) PCKEV_B2(v8i16, __VA_ARGS__) -#define PCKEV_B2_SW(...) PCKEV_B2(v4i32, __VA_ARGS__) - -/* Description : Arithmetic immediate shift right all elements of word vector - * Arguments : Inputs - in0, in1, shift - * Outputs - in place operation - * Return Type - as per input vector RTYPE - * Details : Each element of vector 'in0' is right shifted by 'shift' and - * the result is written in-place. 'shift' is a GP variable. - */ -#define SRAI_W2(RTYPE, in0, in1, shift_val) { \ - in0 = (RTYPE)SRAI_W(in0, shift_val); \ - in1 = (RTYPE)SRAI_W(in1, shift_val); \ -} -#define SRAI_W2_SW(...) SRAI_W2(v4i32, __VA_ARGS__) -#define SRAI_W2_UW(...) SRAI_W2(v4u32, __VA_ARGS__) - -#define SRAI_W4(RTYPE, in0, in1, in2, in3, shift_val) { \ - SRAI_W2(RTYPE, in0, in1, shift_val); \ - SRAI_W2(RTYPE, in2, in3, shift_val); \ -} -#define SRAI_W4_SW(...) SRAI_W4(v4i32, __VA_ARGS__) -#define SRAI_W4_UW(...) SRAI_W4(v4u32, __VA_ARGS__) - -/* Description : Arithmetic shift right all elements of half-word vector - * Arguments : Inputs - in0, in1, shift - * Outputs - in place operation - * Return Type - as per input vector RTYPE - * Details : Each element of vector 'in0' is right shifted by 'shift' and - * the result is written in-place. 'shift' is a GP variable. - */ -#define SRAI_H2(RTYPE, in0, in1, shift_val) { \ - in0 = (RTYPE)SRAI_H(in0, shift_val); \ - in1 = (RTYPE)SRAI_H(in1, shift_val); \ -} -#define SRAI_H2_SH(...) SRAI_H2(v8i16, __VA_ARGS__) -#define SRAI_H2_UH(...) SRAI_H2(v8u16, __VA_ARGS__) - -/* Description : Arithmetic rounded shift right all elements of word vector - * Arguments : Inputs - in0, in1, shift - * Outputs - in place operation - * Return Type - as per input vector RTYPE - * Details : Each element of vector 'in0' is right shifted by 'shift' and - * the result is written in-place. 'shift' is a GP variable. - */ -#define SRARI_W2(RTYPE, in0, in1, shift) { \ - in0 = (RTYPE)__msa_srari_w((v4i32)in0, shift); \ - in1 = (RTYPE)__msa_srari_w((v4i32)in1, shift); \ -} -#define SRARI_W2_SW(...) SRARI_W2(v4i32, __VA_ARGS__) - -#define SRARI_W4(RTYPE, in0, in1, in2, in3, shift) { \ - SRARI_W2(RTYPE, in0, in1, shift); \ - SRARI_W2(RTYPE, in2, in3, shift); \ -} -#define SRARI_W4_SH(...) SRARI_W4(v8i16, __VA_ARGS__) -#define SRARI_W4_UW(...) SRARI_W4(v4u32, __VA_ARGS__) -#define SRARI_W4_SW(...) SRARI_W4(v4i32, __VA_ARGS__) - -/* Description : Addition of 2 pairs of half-word vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Details : Each element in 'in0' is added to 'in1' and result is written - * to 'out0'. - */ -#define ADDVI_H2(RTYPE, in0, in1, in2, in3, out0, out1) { \ - out0 = (RTYPE)ADDVI_H(in0, in1); \ - out1 = (RTYPE)ADDVI_H(in2, in3); \ -} -#define ADDVI_H2_SH(...) ADDVI_H2(v8i16, __VA_ARGS__) -#define ADDVI_H2_UH(...) ADDVI_H2(v8u16, __VA_ARGS__) - -/* Description : Addition of 2 pairs of vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1 - * Details : Each element in 'in0' is added to 'in1' and result is written - * to 'out0'. - */ -#define ADD2(in0, in1, in2, in3, out0, out1) { \ - out0 = in0 + in1; \ - out1 = in2 + in3; \ -} -#define ADD4(in0, in1, in2, in3, in4, in5, in6, in7, \ - out0, out1, out2, out3) { \ - ADD2(in0, in1, in2, in3, out0, out1); \ - ADD2(in4, in5, in6, in7, out2, out3); \ -} - -/* Description : Sign extend halfword elements from input vector and return - * the result in pair of vectors - * Arguments : Input - in (halfword vector) - * Outputs - out0, out1 (sign extended word vectors) - * Return Type - signed word - * Details : Sign bit of halfword elements from input vector 'in' is - * extracted and interleaved right with same vector 'in0' to - * generate 4 signed word elements in 'out0' - * Then interleaved left with same vector 'in0' to - * generate 4 signed word elements in 'out1' - */ -#define UNPCK_SH_SW(in, out0, out1) { \ - const v8i16 tmp_m = __msa_clti_s_h((v8i16)in, 0); \ - ILVRL_H2_SW(tmp_m, in, out0, out1); \ -} - -/* Description : Butterfly of 4 input vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1, out2, out3 - * Details : Butterfly operation - */ -#define BUTTERFLY_4(in0, in1, in2, in3, out0, out1, out2, out3) { \ - out0 = in0 + in3; \ - out1 = in1 + in2; \ - out2 = in1 - in2; \ - out3 = in0 - in3; \ -} - -/* Description : Transpose 4x4 block with word elements in vectors - * Arguments : Inputs - in0, in1, in2, in3 - * Outputs - out0, out1, out2, out3 - * Return Type - as per RTYPE - */ -#define TRANSPOSE4x4_W(RTYPE, in0, in1, in2, in3, out0, out1, out2, out3) { \ - v4i32 s0_m, s1_m, s2_m, s3_m; \ - ILVRL_W2_SW(in1, in0, s0_m, s1_m); \ - ILVRL_W2_SW(in3, in2, s2_m, s3_m); \ - out0 = (RTYPE)__msa_ilvr_d((v2i64)s2_m, (v2i64)s0_m); \ - out1 = (RTYPE)__msa_ilvl_d((v2i64)s2_m, (v2i64)s0_m); \ - out2 = (RTYPE)__msa_ilvr_d((v2i64)s3_m, (v2i64)s1_m); \ - out3 = (RTYPE)__msa_ilvl_d((v2i64)s3_m, (v2i64)s1_m); \ -} -#define TRANSPOSE4x4_SW_SW(...) TRANSPOSE4x4_W(v4i32, __VA_ARGS__) - -/* Description : Add block 4x4 - * Arguments : Inputs - in0, in1, in2, in3, pdst, stride - * Details : Least significant 4 bytes from each input vector are added to - * the destination bytes, clipped between 0-255 and stored. - */ -#define ADDBLK_ST4x4_UB(in0, in1, in2, in3, pdst, stride) { \ - uint32_t src0_m, src1_m, src2_m, src3_m; \ - v8i16 inp0_m, inp1_m, res0_m, res1_m; \ - v16i8 dst0_m = { 0 }; \ - v16i8 dst1_m = { 0 }; \ - const v16i8 zero_m = { 0 }; \ - ILVR_D2_SH(in1, in0, in3, in2, inp0_m, inp1_m); \ - LW4(pdst, stride, src0_m, src1_m, src2_m, src3_m); \ - INSERT_W2_SB(src0_m, src1_m, dst0_m); \ - INSERT_W2_SB(src2_m, src3_m, dst1_m); \ - ILVR_B2_SH(zero_m, dst0_m, zero_m, dst1_m, res0_m, res1_m); \ - ADD2(res0_m, inp0_m, res1_m, inp1_m, res0_m, res1_m); \ - CLIP_SH2_0_255(res0_m, res1_m); \ - PCKEV_B2_SB(res0_m, res0_m, res1_m, res1_m, dst0_m, dst1_m); \ - ST4x4_UB(dst0_m, dst1_m, 0, 1, 0, 1, pdst, stride); \ -} - -#endif /* WEBP_DSP_MSA_MACRO_H_ */ diff --git a/drivers/webp/dsp/neon.h b/drivers/webp/dsp/neon.h deleted file mode 100644 index 0a06266848..0000000000 --- a/drivers/webp/dsp/neon.h +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// NEON common code. - -#ifndef WEBP_DSP_NEON_H_ -#define WEBP_DSP_NEON_H_ - -#include <arm_neon.h> - -#include "./dsp.h" - -// Right now, some intrinsics functions seem slower, so we disable them -// everywhere except aarch64 where the inline assembly is incompatible. -#if defined(__aarch64__) -#define WEBP_USE_INTRINSICS // use intrinsics when possible -#endif - -#define INIT_VECTOR2(v, a, b) do { \ - v.val[0] = a; \ - v.val[1] = b; \ -} while (0) - -#define INIT_VECTOR3(v, a, b, c) do { \ - v.val[0] = a; \ - v.val[1] = b; \ - v.val[2] = c; \ -} while (0) - -#define INIT_VECTOR4(v, a, b, c, d) do { \ - v.val[0] = a; \ - v.val[1] = b; \ - v.val[2] = c; \ - v.val[3] = d; \ -} while (0) - -// if using intrinsics, this flag avoids some functions that make gcc-4.6.3 -// crash ("internal compiler error: in immed_double_const, at emit-rtl."). -// (probably similar to gcc.gnu.org/bugzilla/show_bug.cgi?id=48183) -#if !(LOCAL_GCC_PREREQ(4,8) || defined(__aarch64__)) -#define WORK_AROUND_GCC -#endif - -static WEBP_INLINE int32x4x4_t Transpose4x4(const int32x4x4_t rows) { - uint64x2x2_t row01, row23; - - row01.val[0] = vreinterpretq_u64_s32(rows.val[0]); - row01.val[1] = vreinterpretq_u64_s32(rows.val[1]); - row23.val[0] = vreinterpretq_u64_s32(rows.val[2]); - row23.val[1] = vreinterpretq_u64_s32(rows.val[3]); - // Transpose 64-bit values (there's no vswp equivalent) - { - const uint64x1_t row0h = vget_high_u64(row01.val[0]); - const uint64x1_t row2l = vget_low_u64(row23.val[0]); - const uint64x1_t row1h = vget_high_u64(row01.val[1]); - const uint64x1_t row3l = vget_low_u64(row23.val[1]); - row01.val[0] = vcombine_u64(vget_low_u64(row01.val[0]), row2l); - row23.val[0] = vcombine_u64(row0h, vget_high_u64(row23.val[0])); - row01.val[1] = vcombine_u64(vget_low_u64(row01.val[1]), row3l); - row23.val[1] = vcombine_u64(row1h, vget_high_u64(row23.val[1])); - } - { - const int32x4x2_t out01 = vtrnq_s32(vreinterpretq_s32_u64(row01.val[0]), - vreinterpretq_s32_u64(row01.val[1])); - const int32x4x2_t out23 = vtrnq_s32(vreinterpretq_s32_u64(row23.val[0]), - vreinterpretq_s32_u64(row23.val[1])); - int32x4x4_t out; - out.val[0] = out01.val[0]; - out.val[1] = out01.val[1]; - out.val[2] = out23.val[0]; - out.val[3] = out23.val[1]; - return out; - } -} - -#endif // WEBP_DSP_NEON_H_ diff --git a/drivers/webp/dsp/rescaler.c b/drivers/webp/dsp/rescaler.c deleted file mode 100644 index bc743d5dc5..0000000000 --- a/drivers/webp/dsp/rescaler.c +++ /dev/null @@ -1,238 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Rescaling functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include <assert.h> - -#include "./dsp.h" -#include "../utils/rescaler.h" - -//------------------------------------------------------------------------------ -// Implementations of critical functions ImportRow / ExportRow - -#define ROUNDER (WEBP_RESCALER_ONE >> 1) -#define MULT_FIX(x, y) (((uint64_t)(x) * (y) + ROUNDER) >> WEBP_RESCALER_RFIX) - -//------------------------------------------------------------------------------ -// Row import - -void WebPRescalerImportRowExpandC(WebPRescaler* const wrk, const uint8_t* src) { - const int x_stride = wrk->num_channels; - const int x_out_max = wrk->dst_width * wrk->num_channels; - int channel; - assert(!WebPRescalerInputDone(wrk)); - assert(wrk->x_expand); - for (channel = 0; channel < x_stride; ++channel) { - int x_in = channel; - int x_out = channel; - // simple bilinear interpolation - int accum = wrk->x_add; - int left = src[x_in]; - int right = (wrk->src_width > 1) ? src[x_in + x_stride] : left; - x_in += x_stride; - while (1) { - wrk->frow[x_out] = right * wrk->x_add + (left - right) * accum; - x_out += x_stride; - if (x_out >= x_out_max) break; - accum -= wrk->x_sub; - if (accum < 0) { - left = right; - x_in += x_stride; - assert(x_in < wrk->src_width * x_stride); - right = src[x_in]; - accum += wrk->x_add; - } - } - assert(wrk->x_sub == 0 /* <- special case for src_width=1 */ || accum == 0); - } -} - -void WebPRescalerImportRowShrinkC(WebPRescaler* const wrk, const uint8_t* src) { - const int x_stride = wrk->num_channels; - const int x_out_max = wrk->dst_width * wrk->num_channels; - int channel; - assert(!WebPRescalerInputDone(wrk)); - assert(!wrk->x_expand); - for (channel = 0; channel < x_stride; ++channel) { - int x_in = channel; - int x_out = channel; - uint32_t sum = 0; - int accum = 0; - while (x_out < x_out_max) { - uint32_t base = 0; - accum += wrk->x_add; - while (accum > 0) { - accum -= wrk->x_sub; - assert(x_in < wrk->src_width * x_stride); - base = src[x_in]; - sum += base; - x_in += x_stride; - } - { // Emit next horizontal pixel. - const rescaler_t frac = base * (-accum); - wrk->frow[x_out] = sum * wrk->x_sub - frac; - // fresh fractional start for next pixel - sum = (int)MULT_FIX(frac, wrk->fx_scale); - } - x_out += x_stride; - } - assert(accum == 0); - } -} - -//------------------------------------------------------------------------------ -// Row export - -void WebPRescalerExportRowExpandC(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* const frow = wrk->frow; - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(wrk->y_expand); - assert(wrk->y_sub != 0); - if (wrk->y_accum == 0) { - for (x_out = 0; x_out < x_out_max; ++x_out) { - const uint32_t J = frow[x_out]; - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } else { - const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub); - const uint32_t A = (uint32_t)(WEBP_RESCALER_ONE - B); - for (x_out = 0; x_out < x_out_max; ++x_out) { - const uint64_t I = (uint64_t)A * frow[x_out] - + (uint64_t)B * irow[x_out]; - const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX); - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } -} - -void WebPRescalerExportRowShrinkC(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* const frow = wrk->frow; - const uint32_t yscale = wrk->fy_scale * (-wrk->y_accum); - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(!wrk->y_expand); - if (yscale) { - for (x_out = 0; x_out < x_out_max; ++x_out) { - const uint32_t frac = (uint32_t)MULT_FIX(frow[x_out], yscale); - const int v = (int)MULT_FIX(irow[x_out] - frac, wrk->fxy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = frac; // new fractional start - } - } else { - for (x_out = 0; x_out < x_out_max; ++x_out) { - const int v = (int)MULT_FIX(irow[x_out], wrk->fxy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = 0; - } - } -} - -#undef MULT_FIX -#undef ROUNDER - -//------------------------------------------------------------------------------ -// Main entry calls - -void WebPRescalerImportRow(WebPRescaler* const wrk, const uint8_t* src) { - assert(!WebPRescalerInputDone(wrk)); - if (!wrk->x_expand) { - WebPRescalerImportRowShrink(wrk, src); - } else { - WebPRescalerImportRowExpand(wrk, src); - } -} - -void WebPRescalerExportRow(WebPRescaler* const wrk) { - if (wrk->y_accum <= 0) { - assert(!WebPRescalerOutputDone(wrk)); - if (wrk->y_expand) { - WebPRescalerExportRowExpand(wrk); - } else if (wrk->fxy_scale) { - WebPRescalerExportRowShrink(wrk); - } else { // very special case for src = dst = 1x1 - int i; - assert(wrk->src_width == 1 && wrk->dst_width <= 2); - assert(wrk->src_height == 1 && wrk->dst_height == 1); - for (i = 0; i < wrk->num_channels * wrk->dst_width; ++i) { - wrk->dst[i] = wrk->irow[i]; - wrk->irow[i] = 0; - } - } - wrk->y_accum += wrk->y_add; - wrk->dst += wrk->dst_stride; - ++wrk->dst_y; - } -} - -//------------------------------------------------------------------------------ - -WebPRescalerImportRowFunc WebPRescalerImportRowExpand; -WebPRescalerImportRowFunc WebPRescalerImportRowShrink; - -WebPRescalerExportRowFunc WebPRescalerExportRowExpand; -WebPRescalerExportRowFunc WebPRescalerExportRowShrink; - -extern void WebPRescalerDspInitSSE2(void); -extern void WebPRescalerDspInitMIPS32(void); -extern void WebPRescalerDspInitMIPSdspR2(void); -extern void WebPRescalerDspInitNEON(void); - -static volatile VP8CPUInfo rescaler_last_cpuinfo_used = - (VP8CPUInfo)&rescaler_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void WebPRescalerDspInit(void) { - if (rescaler_last_cpuinfo_used == VP8GetCPUInfo) return; - - WebPRescalerImportRowExpand = WebPRescalerImportRowExpandC; - WebPRescalerImportRowShrink = WebPRescalerImportRowShrinkC; - WebPRescalerExportRowExpand = WebPRescalerExportRowExpandC; - WebPRescalerExportRowShrink = WebPRescalerExportRowShrinkC; - - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPRescalerDspInitSSE2(); - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - WebPRescalerDspInitNEON(); - } -#endif -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - WebPRescalerDspInitMIPS32(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - WebPRescalerDspInitMIPSdspR2(); - } -#endif - } - rescaler_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/rescaler_mips32.c b/drivers/webp/dsp/rescaler_mips32.c deleted file mode 100644 index ddaa391336..0000000000 --- a/drivers/webp/dsp/rescaler_mips32.c +++ /dev/null @@ -1,291 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of rescaling functions -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS32) - -#include <assert.h> -#include "../utils/rescaler.h" - -//------------------------------------------------------------------------------ -// Row import - -static void ImportRowShrink(WebPRescaler* const wrk, const uint8_t* src) { - const int x_stride = wrk->num_channels; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const int fx_scale = wrk->fx_scale; - const int x_add = wrk->x_add; - const int x_sub = wrk->x_sub; - const int x_stride1 = x_stride << 2; - int channel; - assert(!wrk->x_expand); - assert(!WebPRescalerInputDone(wrk)); - - for (channel = 0; channel < x_stride; ++channel) { - const uint8_t* src1 = src + channel; - rescaler_t* frow = wrk->frow + channel; - int temp1, temp2, temp3; - int base, frac, sum; - int accum, accum1; - int loop_c = x_out_max - channel; - - __asm__ volatile ( - "li %[temp1], 0x8000 \n\t" - "li %[temp2], 0x10000 \n\t" - "li %[sum], 0 \n\t" - "li %[accum], 0 \n\t" - "1: \n\t" - "addu %[accum], %[accum], %[x_add] \n\t" - "li %[base], 0 \n\t" - "blez %[accum], 3f \n\t" - "2: \n\t" - "lbu %[base], 0(%[src1]) \n\t" - "subu %[accum], %[accum], %[x_sub] \n\t" - "addu %[src1], %[src1], %[x_stride] \n\t" - "addu %[sum], %[sum], %[base] \n\t" - "bgtz %[accum], 2b \n\t" - "3: \n\t" - "negu %[accum1], %[accum] \n\t" - "mul %[frac], %[base], %[accum1] \n\t" - "mul %[temp3], %[sum], %[x_sub] \n\t" - "subu %[loop_c], %[loop_c], %[x_stride] \n\t" - "mult %[temp1], %[temp2] \n\t" - "maddu %[frac], %[fx_scale] \n\t" - "mfhi %[sum] \n\t" - "subu %[temp3], %[temp3], %[frac] \n\t" - "sw %[temp3], 0(%[frow]) \n\t" - "addu %[frow], %[frow], %[x_stride1] \n\t" - "bgtz %[loop_c], 1b \n\t" - : [accum]"=&r"(accum), [src1]"+r"(src1), [temp3]"=&r"(temp3), - [sum]"=&r"(sum), [base]"=&r"(base), [frac]"=&r"(frac), - [frow]"+r"(frow), [accum1]"=&r"(accum1), - [temp2]"=&r"(temp2), [temp1]"=&r"(temp1) - : [x_stride]"r"(x_stride), [fx_scale]"r"(fx_scale), - [x_sub]"r"(x_sub), [x_add]"r"(x_add), - [loop_c]"r"(loop_c), [x_stride1]"r"(x_stride1) - : "memory", "hi", "lo" - ); - assert(accum == 0); - } -} - -static void ImportRowExpand(WebPRescaler* const wrk, const uint8_t* src) { - const int x_stride = wrk->num_channels; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const int x_add = wrk->x_add; - const int x_sub = wrk->x_sub; - const int src_width = wrk->src_width; - const int x_stride1 = x_stride << 2; - int channel; - assert(wrk->x_expand); - assert(!WebPRescalerInputDone(wrk)); - - for (channel = 0; channel < x_stride; ++channel) { - const uint8_t* src1 = src + channel; - rescaler_t* frow = wrk->frow + channel; - int temp1, temp2, temp3, temp4; - int frac; - int accum; - int x_out = channel; - - __asm__ volatile ( - "addiu %[temp3], %[src_width], -1 \n\t" - "lbu %[temp2], 0(%[src1]) \n\t" - "addu %[src1], %[src1], %[x_stride] \n\t" - "bgtz %[temp3], 0f \n\t" - "addiu %[temp1], %[temp2], 0 \n\t" - "b 3f \n\t" - "0: \n\t" - "lbu %[temp1], 0(%[src1]) \n\t" - "3: \n\t" - "addiu %[accum], %[x_add], 0 \n\t" - "1: \n\t" - "subu %[temp3], %[temp2], %[temp1] \n\t" - "mul %[temp3], %[temp3], %[accum] \n\t" - "mul %[temp4], %[temp1], %[x_add] \n\t" - "addu %[temp3], %[temp4], %[temp3] \n\t" - "sw %[temp3], 0(%[frow]) \n\t" - "addu %[frow], %[frow], %[x_stride1] \n\t" - "addu %[x_out], %[x_out], %[x_stride] \n\t" - "subu %[temp3], %[x_out], %[x_out_max] \n\t" - "bgez %[temp3], 2f \n\t" - "subu %[accum], %[accum], %[x_sub] \n\t" - "bgez %[accum], 4f \n\t" - "addiu %[temp2], %[temp1], 0 \n\t" - "addu %[src1], %[src1], %[x_stride] \n\t" - "lbu %[temp1], 0(%[src1]) \n\t" - "addu %[accum], %[accum], %[x_add] \n\t" - "4: \n\t" - "b 1b \n\t" - "2: \n\t" - : [src1]"+r"(src1), [accum]"=&r"(accum), [temp1]"=&r"(temp1), - [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), - [x_out]"+r"(x_out), [frac]"=&r"(frac), [frow]"+r"(frow) - : [x_stride]"r"(x_stride), [x_add]"r"(x_add), [x_sub]"r"(x_sub), - [x_stride1]"r"(x_stride1), [src_width]"r"(src_width), - [x_out_max]"r"(x_out_max) - : "memory", "hi", "lo" - ); - assert(wrk->x_sub == 0 /* <- special case for src_width=1 */ || accum == 0); - } -} - -//------------------------------------------------------------------------------ -// Row export - -static void ExportRowExpand(WebPRescaler* const wrk) { - uint8_t* dst = wrk->dst; - rescaler_t* irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* frow = wrk->frow; - int temp0, temp1, temp3, temp4, temp5, loop_end; - const int temp2 = (int)wrk->fy_scale; - const int temp6 = x_out_max << 2; - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(wrk->y_expand); - assert(wrk->y_sub != 0); - if (wrk->y_accum == 0) { - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "addiu %[dst], %[dst], 1 \n\t" - "addiu %[frow], %[frow], 4 \n\t" - "mult %[temp3], %[temp4] \n\t" - "maddu %[temp0], %[temp2] \n\t" - "mfhi %[temp5] \n\t" - "sb %[temp5], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [dst]"+r"(dst), [loop_end]"=&r"(loop_end) - : [temp2]"r"(temp2), [temp6]"r"(temp6) - : "memory", "hi", "lo" - ); - } else { - const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub); - const uint32_t A = (uint32_t)(WEBP_RESCALER_ONE - B); - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "lw %[temp1], 0(%[irow]) \n\t" - "addiu %[dst], %[dst], 1 \n\t" - "mult %[temp3], %[temp4] \n\t" - "maddu %[A], %[temp0] \n\t" - "maddu %[B], %[temp1] \n\t" - "addiu %[frow], %[frow], 4 \n\t" - "addiu %[irow], %[irow], 4 \n\t" - "mfhi %[temp5] \n\t" - "mult %[temp3], %[temp4] \n\t" - "maddu %[temp5], %[temp2] \n\t" - "mfhi %[temp5] \n\t" - "sb %[temp5], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [irow]"+r"(irow), [dst]"+r"(dst), [loop_end]"=&r"(loop_end) - : [temp2]"r"(temp2), [temp6]"r"(temp6), [A]"r"(A), [B]"r"(B) - : "memory", "hi", "lo" - ); - } -} - -static void ExportRowShrink(WebPRescaler* const wrk) { - const int x_out_max = wrk->dst_width * wrk->num_channels; - uint8_t* dst = wrk->dst; - rescaler_t* irow = wrk->irow; - const rescaler_t* frow = wrk->frow; - const int yscale = wrk->fy_scale * (-wrk->y_accum); - int temp0, temp1, temp3, temp4, temp5, loop_end; - const int temp2 = (int)wrk->fxy_scale; - const int temp6 = x_out_max << 2; - - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(!wrk->y_expand); - assert(wrk->fxy_scale != 0); - if (yscale) { - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "mult %[temp3], %[temp4] \n\t" - "addiu %[frow], %[frow], 4 \n\t" - "maddu %[temp0], %[yscale] \n\t" - "mfhi %[temp1] \n\t" - "lw %[temp0], 0(%[irow]) \n\t" - "addiu %[dst], %[dst], 1 \n\t" - "addiu %[irow], %[irow], 4 \n\t" - "subu %[temp0], %[temp0], %[temp1] \n\t" - "mult %[temp3], %[temp4] \n\t" - "maddu %[temp0], %[temp2] \n\t" - "mfhi %[temp5] \n\t" - "sw %[temp1], -4(%[irow]) \n\t" - "sb %[temp5], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [irow]"+r"(irow), [dst]"+r"(dst), [loop_end]"=&r"(loop_end) - : [temp2]"r"(temp2), [yscale]"r"(yscale), [temp6]"r"(temp6) - : "memory", "hi", "lo" - ); - } else { - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[irow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[irow]) \n\t" - "addiu %[dst], %[dst], 1 \n\t" - "addiu %[irow], %[irow], 4 \n\t" - "mult %[temp3], %[temp4] \n\t" - "maddu %[temp0], %[temp2] \n\t" - "mfhi %[temp5] \n\t" - "sw $zero, -4(%[irow]) \n\t" - "sb %[temp5], -1(%[dst]) \n\t" - "bne %[irow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [irow]"+r"(irow), - [dst]"+r"(dst), [loop_end]"=&r"(loop_end) - : [temp2]"r"(temp2), [temp6]"r"(temp6) - : "memory", "hi", "lo" - ); - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPRescalerDspInitMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPRescalerDspInitMIPS32(void) { - WebPRescalerImportRowExpand = ImportRowExpand; - WebPRescalerImportRowShrink = ImportRowShrink; - WebPRescalerExportRowExpand = ExportRowExpand; - WebPRescalerExportRowShrink = ExportRowShrink; -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(WebPRescalerDspInitMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/rescaler_mips_dsp_r2.c b/drivers/webp/dsp/rescaler_mips_dsp_r2.c deleted file mode 100644 index b457d0a30a..0000000000 --- a/drivers/webp/dsp/rescaler_mips_dsp_r2.c +++ /dev/null @@ -1,314 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of rescaling functions -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include <assert.h> -#include "../utils/rescaler.h" - -#define ROUNDER (WEBP_RESCALER_ONE >> 1) -#define MULT_FIX(x, y) (((uint64_t)(x) * (y) + ROUNDER) >> WEBP_RESCALER_RFIX) - -//------------------------------------------------------------------------------ -// Row export - -static void ExportRowShrink(WebPRescaler* const wrk) { - int i; - const int x_out_max = wrk->dst_width * wrk->num_channels; - uint8_t* dst = wrk->dst; - rescaler_t* irow = wrk->irow; - const rescaler_t* frow = wrk->frow; - const int yscale = wrk->fy_scale * (-wrk->y_accum); - int temp0, temp1, temp2, temp3, temp4, temp5, loop_end; - const int temp7 = (int)wrk->fxy_scale; - const int temp6 = (x_out_max & ~0x3) << 2; - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(!wrk->y_expand); - assert(wrk->fxy_scale != 0); - if (yscale) { - if (x_out_max >= 4) { - int temp8, temp9, temp10, temp11; - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "lw %[temp1], 4(%[frow]) \n\t" - "lw %[temp2], 8(%[frow]) \n\t" - "lw %[temp5], 12(%[frow]) \n\t" - "mult $ac0, %[temp3], %[temp4] \n\t" - "maddu $ac0, %[temp0], %[yscale] \n\t" - "mult $ac1, %[temp3], %[temp4] \n\t" - "maddu $ac1, %[temp1], %[yscale] \n\t" - "mult $ac2, %[temp3], %[temp4] \n\t" - "maddu $ac2, %[temp2], %[yscale] \n\t" - "mult $ac3, %[temp3], %[temp4] \n\t" - "maddu $ac3, %[temp5], %[yscale] \n\t" - "addiu %[frow], %[frow], 16 \n\t" - "mfhi %[temp0], $ac0 \n\t" - "mfhi %[temp1], $ac1 \n\t" - "mfhi %[temp2], $ac2 \n\t" - "mfhi %[temp5], $ac3 \n\t" - "lw %[temp8], 0(%[irow]) \n\t" - "lw %[temp9], 4(%[irow]) \n\t" - "lw %[temp10], 8(%[irow]) \n\t" - "lw %[temp11], 12(%[irow]) \n\t" - "addiu %[dst], %[dst], 4 \n\t" - "addiu %[irow], %[irow], 16 \n\t" - "subu %[temp8], %[temp8], %[temp0] \n\t" - "subu %[temp9], %[temp9], %[temp1] \n\t" - "subu %[temp10], %[temp10], %[temp2] \n\t" - "subu %[temp11], %[temp11], %[temp5] \n\t" - "mult $ac0, %[temp3], %[temp4] \n\t" - "maddu $ac0, %[temp8], %[temp7] \n\t" - "mult $ac1, %[temp3], %[temp4] \n\t" - "maddu $ac1, %[temp9], %[temp7] \n\t" - "mult $ac2, %[temp3], %[temp4] \n\t" - "maddu $ac2, %[temp10], %[temp7] \n\t" - "mult $ac3, %[temp3], %[temp4] \n\t" - "maddu $ac3, %[temp11], %[temp7] \n\t" - "mfhi %[temp8], $ac0 \n\t" - "mfhi %[temp9], $ac1 \n\t" - "mfhi %[temp10], $ac2 \n\t" - "mfhi %[temp11], $ac3 \n\t" - "sw %[temp0], -16(%[irow]) \n\t" - "sw %[temp1], -12(%[irow]) \n\t" - "sw %[temp2], -8(%[irow]) \n\t" - "sw %[temp5], -4(%[irow]) \n\t" - "sb %[temp8], -4(%[dst]) \n\t" - "sb %[temp9], -3(%[dst]) \n\t" - "sb %[temp10], -2(%[dst]) \n\t" - "sb %[temp11], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [irow]"+r"(irow), [dst]"+r"(dst), [loop_end]"=&r"(loop_end), - [temp8]"=&r"(temp8), [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), - [temp11]"=&r"(temp11), [temp2]"=&r"(temp2) - : [temp7]"r"(temp7), [yscale]"r"(yscale), [temp6]"r"(temp6) - : "memory", "hi", "lo", "$ac1hi", "$ac1lo", - "$ac2hi", "$ac2lo", "$ac3hi", "$ac3lo" - ); - } - for (i = 0; i < (x_out_max & 0x3); ++i) { - const uint32_t frac = (uint32_t)MULT_FIX(*frow++, yscale); - const int v = (int)MULT_FIX(*irow - frac, wrk->fxy_scale); - assert(v >= 0 && v <= 255); - *dst++ = v; - *irow++ = frac; // new fractional start - } - } else { - if (x_out_max >= 4) { - __asm__ volatile ( - "li %[temp3], 0x10000 \n\t" - "li %[temp4], 0x8000 \n\t" - "addu %[loop_end], %[irow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[irow]) \n\t" - "lw %[temp1], 4(%[irow]) \n\t" - "lw %[temp2], 8(%[irow]) \n\t" - "lw %[temp5], 12(%[irow]) \n\t" - "addiu %[dst], %[dst], 4 \n\t" - "addiu %[irow], %[irow], 16 \n\t" - "mult $ac0, %[temp3], %[temp4] \n\t" - "maddu $ac0, %[temp0], %[temp7] \n\t" - "mult $ac1, %[temp3], %[temp4] \n\t" - "maddu $ac1, %[temp1], %[temp7] \n\t" - "mult $ac2, %[temp3], %[temp4] \n\t" - "maddu $ac2, %[temp2], %[temp7] \n\t" - "mult $ac3, %[temp3], %[temp4] \n\t" - "maddu $ac3, %[temp5], %[temp7] \n\t" - "mfhi %[temp0], $ac0 \n\t" - "mfhi %[temp1], $ac1 \n\t" - "mfhi %[temp2], $ac2 \n\t" - "mfhi %[temp5], $ac3 \n\t" - "sw $zero, -16(%[irow]) \n\t" - "sw $zero, -12(%[irow]) \n\t" - "sw $zero, -8(%[irow]) \n\t" - "sw $zero, -4(%[irow]) \n\t" - "sb %[temp0], -4(%[dst]) \n\t" - "sb %[temp1], -3(%[dst]) \n\t" - "sb %[temp2], -2(%[dst]) \n\t" - "sb %[temp5], -1(%[dst]) \n\t" - "bne %[irow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [irow]"+r"(irow), - [dst]"+r"(dst), [loop_end]"=&r"(loop_end), [temp2]"=&r"(temp2) - : [temp7]"r"(temp7), [temp6]"r"(temp6) - : "memory", "hi", "lo", "$ac1hi", "$ac1lo", - "$ac2hi", "$ac2lo", "$ac3hi", "$ac3lo" - ); - } - for (i = 0; i < (x_out_max & 0x3); ++i) { - const int v = (int)MULT_FIX(*irow, wrk->fxy_scale); - assert(v >= 0 && v <= 255); - *dst++ = v; - *irow++ = 0; - } - } -} - -static void ExportRowExpand(WebPRescaler* const wrk) { - int i; - uint8_t* dst = wrk->dst; - rescaler_t* irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* frow = wrk->frow; - int temp0, temp1, temp2, temp3, temp4, temp5, loop_end; - const int temp6 = (x_out_max & ~0x3) << 2; - const int temp7 = (int)wrk->fy_scale; - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(wrk->y_expand); - assert(wrk->y_sub != 0); - if (wrk->y_accum == 0) { - if (x_out_max >= 4) { - __asm__ volatile ( - "li %[temp4], 0x10000 \n\t" - "li %[temp5], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "lw %[temp1], 4(%[frow]) \n\t" - "lw %[temp2], 8(%[frow]) \n\t" - "lw %[temp3], 12(%[frow]) \n\t" - "addiu %[dst], %[dst], 4 \n\t" - "addiu %[frow], %[frow], 16 \n\t" - "mult $ac0, %[temp4], %[temp5] \n\t" - "maddu $ac0, %[temp0], %[temp7] \n\t" - "mult $ac1, %[temp4], %[temp5] \n\t" - "maddu $ac1, %[temp1], %[temp7] \n\t" - "mult $ac2, %[temp4], %[temp5] \n\t" - "maddu $ac2, %[temp2], %[temp7] \n\t" - "mult $ac3, %[temp4], %[temp5] \n\t" - "maddu $ac3, %[temp3], %[temp7] \n\t" - "mfhi %[temp0], $ac0 \n\t" - "mfhi %[temp1], $ac1 \n\t" - "mfhi %[temp2], $ac2 \n\t" - "mfhi %[temp3], $ac3 \n\t" - "sb %[temp0], -4(%[dst]) \n\t" - "sb %[temp1], -3(%[dst]) \n\t" - "sb %[temp2], -2(%[dst]) \n\t" - "sb %[temp3], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [dst]"+r"(dst), [loop_end]"=&r"(loop_end), [temp2]"=&r"(temp2) - : [temp7]"r"(temp7), [temp6]"r"(temp6) - : "memory", "hi", "lo", "$ac1hi", "$ac1lo", - "$ac2hi", "$ac2lo", "$ac3hi", "$ac3lo" - ); - } - for (i = 0; i < (x_out_max & 0x3); ++i) { - const uint32_t J = *frow++; - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - *dst++ = v; - } - } else { - const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub); - const uint32_t A = (uint32_t)(WEBP_RESCALER_ONE - B); - if (x_out_max >= 4) { - int temp8, temp9, temp10, temp11; - __asm__ volatile ( - "li %[temp8], 0x10000 \n\t" - "li %[temp9], 0x8000 \n\t" - "addu %[loop_end], %[frow], %[temp6] \n\t" - "1: \n\t" - "lw %[temp0], 0(%[frow]) \n\t" - "lw %[temp1], 4(%[frow]) \n\t" - "lw %[temp2], 8(%[frow]) \n\t" - "lw %[temp3], 12(%[frow]) \n\t" - "lw %[temp4], 0(%[irow]) \n\t" - "lw %[temp5], 4(%[irow]) \n\t" - "lw %[temp10], 8(%[irow]) \n\t" - "lw %[temp11], 12(%[irow]) \n\t" - "addiu %[dst], %[dst], 4 \n\t" - "mult $ac0, %[temp8], %[temp9] \n\t" - "maddu $ac0, %[A], %[temp0] \n\t" - "maddu $ac0, %[B], %[temp4] \n\t" - "mult $ac1, %[temp8], %[temp9] \n\t" - "maddu $ac1, %[A], %[temp1] \n\t" - "maddu $ac1, %[B], %[temp5] \n\t" - "mult $ac2, %[temp8], %[temp9] \n\t" - "maddu $ac2, %[A], %[temp2] \n\t" - "maddu $ac2, %[B], %[temp10] \n\t" - "mult $ac3, %[temp8], %[temp9] \n\t" - "maddu $ac3, %[A], %[temp3] \n\t" - "maddu $ac3, %[B], %[temp11] \n\t" - "addiu %[frow], %[frow], 16 \n\t" - "addiu %[irow], %[irow], 16 \n\t" - "mfhi %[temp0], $ac0 \n\t" - "mfhi %[temp1], $ac1 \n\t" - "mfhi %[temp2], $ac2 \n\t" - "mfhi %[temp3], $ac3 \n\t" - "mult $ac0, %[temp8], %[temp9] \n\t" - "maddu $ac0, %[temp0], %[temp7] \n\t" - "mult $ac1, %[temp8], %[temp9] \n\t" - "maddu $ac1, %[temp1], %[temp7] \n\t" - "mult $ac2, %[temp8], %[temp9] \n\t" - "maddu $ac2, %[temp2], %[temp7] \n\t" - "mult $ac3, %[temp8], %[temp9] \n\t" - "maddu $ac3, %[temp3], %[temp7] \n\t" - "mfhi %[temp0], $ac0 \n\t" - "mfhi %[temp1], $ac1 \n\t" - "mfhi %[temp2], $ac2 \n\t" - "mfhi %[temp3], $ac3 \n\t" - "sb %[temp0], -4(%[dst]) \n\t" - "sb %[temp1], -3(%[dst]) \n\t" - "sb %[temp2], -2(%[dst]) \n\t" - "sb %[temp3], -1(%[dst]) \n\t" - "bne %[frow], %[loop_end], 1b \n\t" - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp3]"=&r"(temp3), - [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [frow]"+r"(frow), - [irow]"+r"(irow), [dst]"+r"(dst), [loop_end]"=&r"(loop_end), - [temp8]"=&r"(temp8), [temp9]"=&r"(temp9), [temp10]"=&r"(temp10), - [temp11]"=&r"(temp11), [temp2]"=&r"(temp2) - : [temp7]"r"(temp7), [temp6]"r"(temp6), [A]"r"(A), [B]"r"(B) - : "memory", "hi", "lo", "$ac1hi", "$ac1lo", - "$ac2hi", "$ac2lo", "$ac3hi", "$ac3lo" - ); - } - for (i = 0; i < (x_out_max & 0x3); ++i) { - const uint64_t I = (uint64_t)A * *frow++ - + (uint64_t)B * *irow++; - const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX); - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - *dst++ = v; - } - } -} - -#undef MULT_FIX -#undef ROUNDER - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPRescalerDspInitMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPRescalerDspInitMIPSdspR2(void) { - WebPRescalerExportRowExpand = ExportRowExpand; - WebPRescalerExportRowShrink = ExportRowShrink; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(WebPRescalerDspInitMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/rescaler_neon.c b/drivers/webp/dsp/rescaler_neon.c deleted file mode 100644 index 16fd450ea3..0000000000 --- a/drivers/webp/dsp/rescaler_neon.c +++ /dev/null @@ -1,186 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// NEON version of rescaling functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include <arm_neon.h> -#include <assert.h> -#include "./neon.h" -#include "../utils/rescaler.h" - -#define ROUNDER (WEBP_RESCALER_ONE >> 1) -#define MULT_FIX_C(x, y) (((uint64_t)(x) * (y) + ROUNDER) >> WEBP_RESCALER_RFIX) - -#define LOAD_32x4(SRC, DST) const uint32x4_t DST = vld1q_u32((SRC)) -#define LOAD_32x8(SRC, DST0, DST1) \ - LOAD_32x4(SRC + 0, DST0); \ - LOAD_32x4(SRC + 4, DST1) - -#define STORE_32x8(SRC0, SRC1, DST) do { \ - vst1q_u32((DST) + 0, SRC0); \ - vst1q_u32((DST) + 4, SRC1); \ -} while (0); - -#if (WEBP_RESCALER_RFIX == 32) -#define MAKE_HALF_CST(C) vdupq_n_s32((int32_t)((C) >> 1)) -#define MULT_FIX(A, B) /* note: B is actualy scale>>1. See MAKE_HALF_CST */ \ - vreinterpretq_u32_s32(vqrdmulhq_s32(vreinterpretq_s32_u32((A)), (B))) -#else -#error "MULT_FIX/WEBP_RESCALER_RFIX need some more work" -#endif - -static uint32x4_t Interpolate(const rescaler_t* const frow, - const rescaler_t* const irow, - uint32_t A, uint32_t B) { - LOAD_32x4(frow, A0); - LOAD_32x4(irow, B0); - const uint64x2_t C0 = vmull_n_u32(vget_low_u32(A0), A); - const uint64x2_t C1 = vmull_n_u32(vget_high_u32(A0), A); - const uint64x2_t D0 = vmlal_n_u32(C0, vget_low_u32(B0), B); - const uint64x2_t D1 = vmlal_n_u32(C1, vget_high_u32(B0), B); - const uint32x4_t E = vcombine_u32( - vrshrn_n_u64(D0, WEBP_RESCALER_RFIX), - vrshrn_n_u64(D1, WEBP_RESCALER_RFIX)); - return E; -} - -static void RescalerExportRowExpand(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const int max_span = x_out_max & ~7; - const rescaler_t* const frow = wrk->frow; - const uint32_t fy_scale = wrk->fy_scale; - const int32x4_t fy_scale_half = MAKE_HALF_CST(fy_scale); - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(wrk->y_expand); - assert(wrk->y_sub != 0); - if (wrk->y_accum == 0) { - for (x_out = 0; x_out < max_span; x_out += 8) { - LOAD_32x4(frow + x_out + 0, A0); - LOAD_32x4(frow + x_out + 4, A1); - const uint32x4_t B0 = MULT_FIX(A0, fy_scale_half); - const uint32x4_t B1 = MULT_FIX(A1, fy_scale_half); - const uint16x4_t C0 = vmovn_u32(B0); - const uint16x4_t C1 = vmovn_u32(B1); - const uint8x8_t D = vmovn_u16(vcombine_u16(C0, C1)); - vst1_u8(dst + x_out, D); - } - for (; x_out < x_out_max; ++x_out) { - const uint32_t J = frow[x_out]; - const int v = (int)MULT_FIX_C(J, fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } else { - const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub); - const uint32_t A = (uint32_t)(WEBP_RESCALER_ONE - B); - for (x_out = 0; x_out < max_span; x_out += 8) { - const uint32x4_t C0 = - Interpolate(frow + x_out + 0, irow + x_out + 0, A, B); - const uint32x4_t C1 = - Interpolate(frow + x_out + 4, irow + x_out + 4, A, B); - const uint32x4_t D0 = MULT_FIX(C0, fy_scale_half); - const uint32x4_t D1 = MULT_FIX(C1, fy_scale_half); - const uint16x4_t E0 = vmovn_u32(D0); - const uint16x4_t E1 = vmovn_u32(D1); - const uint8x8_t F = vmovn_u16(vcombine_u16(E0, E1)); - vst1_u8(dst + x_out, F); - } - for (; x_out < x_out_max; ++x_out) { - const uint64_t I = (uint64_t)A * frow[x_out] - + (uint64_t)B * irow[x_out]; - const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX); - const int v = (int)MULT_FIX_C(J, fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } -} - -static void RescalerExportRowShrink(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const int max_span = x_out_max & ~7; - const rescaler_t* const frow = wrk->frow; - const uint32_t yscale = wrk->fy_scale * (-wrk->y_accum); - const uint32_t fxy_scale = wrk->fxy_scale; - const uint32x4_t zero = vdupq_n_u32(0); - const int32x4_t yscale_half = MAKE_HALF_CST(yscale); - const int32x4_t fxy_scale_half = MAKE_HALF_CST(fxy_scale); - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(!wrk->y_expand); - if (yscale) { - for (x_out = 0; x_out < max_span; x_out += 8) { - LOAD_32x8(frow + x_out, in0, in1); - LOAD_32x8(irow + x_out, in2, in3); - const uint32x4_t A0 = MULT_FIX(in0, yscale_half); - const uint32x4_t A1 = MULT_FIX(in1, yscale_half); - const uint32x4_t B0 = vqsubq_u32(in2, A0); - const uint32x4_t B1 = vqsubq_u32(in3, A1); - const uint32x4_t C0 = MULT_FIX(B0, fxy_scale_half); - const uint32x4_t C1 = MULT_FIX(B1, fxy_scale_half); - const uint16x4_t D0 = vmovn_u32(C0); - const uint16x4_t D1 = vmovn_u32(C1); - const uint8x8_t E = vmovn_u16(vcombine_u16(D0, D1)); - vst1_u8(dst + x_out, E); - STORE_32x8(A0, A1, irow + x_out); - } - for (; x_out < x_out_max; ++x_out) { - const uint32_t frac = (uint32_t)MULT_FIX_C(frow[x_out], yscale); - const int v = (int)MULT_FIX_C(irow[x_out] - frac, wrk->fxy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = frac; // new fractional start - } - } else { - for (x_out = 0; x_out < max_span; x_out += 8) { - LOAD_32x8(irow + x_out, in0, in1); - const uint32x4_t A0 = MULT_FIX(in0, fxy_scale_half); - const uint32x4_t A1 = MULT_FIX(in1, fxy_scale_half); - const uint16x4_t B0 = vmovn_u32(A0); - const uint16x4_t B1 = vmovn_u32(A1); - const uint8x8_t C = vmovn_u16(vcombine_u16(B0, B1)); - vst1_u8(dst + x_out, C); - STORE_32x8(zero, zero, irow + x_out); - } - for (; x_out < x_out_max; ++x_out) { - const int v = (int)MULT_FIX_C(irow[x_out], fxy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = 0; - } - } -} - -//------------------------------------------------------------------------------ - -extern void WebPRescalerDspInitNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPRescalerDspInitNEON(void) { - WebPRescalerExportRowExpand = RescalerExportRowExpand; - WebPRescalerExportRowShrink = RescalerExportRowShrink; -} - -#else // !WEBP_USE_NEON - -WEBP_DSP_INIT_STUB(WebPRescalerDspInitNEON) - -#endif // WEBP_USE_NEON diff --git a/drivers/webp/dsp/rescaler_sse2.c b/drivers/webp/dsp/rescaler_sse2.c deleted file mode 100644 index 5b9702817c..0000000000 --- a/drivers/webp/dsp/rescaler_sse2.c +++ /dev/null @@ -1,375 +0,0 @@ -// Copyright 2015 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 Rescaling functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) -#include <emmintrin.h> - -#include <assert.h> -#include "../utils/rescaler.h" -#include "../utils/utils.h" - -//------------------------------------------------------------------------------ -// Implementations of critical functions ImportRow / ExportRow - -#define ROUNDER (WEBP_RESCALER_ONE >> 1) -#define MULT_FIX(x, y) (((uint64_t)(x) * (y) + ROUNDER) >> WEBP_RESCALER_RFIX) - -// input: 8 bytes ABCDEFGH -> output: A0E0B0F0C0G0D0H0 -static void LoadTwoPixels(const uint8_t* const src, __m128i* out) { - const __m128i zero = _mm_setzero_si128(); - const __m128i A = _mm_loadl_epi64((const __m128i*)(src)); // ABCDEFGH - const __m128i B = _mm_unpacklo_epi8(A, zero); // A0B0C0D0E0F0G0H0 - const __m128i C = _mm_srli_si128(B, 8); // E0F0G0H0 - *out = _mm_unpacklo_epi16(B, C); -} - -// input: 8 bytes ABCDEFGH -> output: A0B0C0D0E0F0G0H0 -static void LoadHeightPixels(const uint8_t* const src, __m128i* out) { - const __m128i zero = _mm_setzero_si128(); - const __m128i A = _mm_loadl_epi64((const __m128i*)(src)); // ABCDEFGH - *out = _mm_unpacklo_epi8(A, zero); -} - -static void RescalerImportRowExpandSSE2(WebPRescaler* const wrk, - const uint8_t* src) { - rescaler_t* frow = wrk->frow; - const rescaler_t* const frow_end = frow + wrk->dst_width * wrk->num_channels; - const int x_add = wrk->x_add; - int accum = x_add; - __m128i cur_pixels; - - assert(!WebPRescalerInputDone(wrk)); - assert(wrk->x_expand); - if (wrk->num_channels == 4) { - if (wrk->src_width < 2) { - WebPRescalerImportRowExpandC(wrk, src); - return; - } - LoadTwoPixels(src, &cur_pixels); - src += 4; - while (1) { - const __m128i mult = _mm_set1_epi32(((x_add - accum) << 16) | accum); - const __m128i out = _mm_madd_epi16(cur_pixels, mult); - _mm_storeu_si128((__m128i*)frow, out); - frow += 4; - if (frow >= frow_end) break; - accum -= wrk->x_sub; - if (accum < 0) { - LoadTwoPixels(src, &cur_pixels); - src += 4; - accum += x_add; - } - } - } else { - int left; - const uint8_t* const src_limit = src + wrk->src_width - 8; - if (wrk->src_width < 8) { - WebPRescalerImportRowExpandC(wrk, src); - return; - } - LoadHeightPixels(src, &cur_pixels); - src += 7; - left = 7; - while (1) { - const __m128i mult = _mm_cvtsi32_si128(((x_add - accum) << 16) | accum); - const __m128i out = _mm_madd_epi16(cur_pixels, mult); - assert(sizeof(*frow) == sizeof(uint32_t)); - WebPUint32ToMem((uint8_t*)frow, _mm_cvtsi128_si32(out)); - frow += 1; - if (frow >= frow_end) break; - accum -= wrk->x_sub; - if (accum < 0) { - if (--left) { - cur_pixels = _mm_srli_si128(cur_pixels, 2); - } else if (src <= src_limit) { - LoadHeightPixels(src, &cur_pixels); - src += 7; - left = 7; - } else { // tail - cur_pixels = _mm_srli_si128(cur_pixels, 2); - cur_pixels = _mm_insert_epi16(cur_pixels, src[1], 1); - src += 1; - left = 1; - } - accum += x_add; - } - } - } - assert(accum == 0); -} - -static void RescalerImportRowShrinkSSE2(WebPRescaler* const wrk, - const uint8_t* src) { - const int x_sub = wrk->x_sub; - int accum = 0; - const __m128i zero = _mm_setzero_si128(); - const __m128i mult0 = _mm_set1_epi16(x_sub); - const __m128i mult1 = _mm_set1_epi32(wrk->fx_scale); - const __m128i rounder = _mm_set_epi32(0, ROUNDER, 0, ROUNDER); - __m128i sum = zero; - rescaler_t* frow = wrk->frow; - const rescaler_t* const frow_end = wrk->frow + 4 * wrk->dst_width; - - if (wrk->num_channels != 4 || wrk->x_add > (x_sub << 7)) { - WebPRescalerImportRowShrinkC(wrk, src); - return; - } - assert(!WebPRescalerInputDone(wrk)); - assert(!wrk->x_expand); - - for (; frow < frow_end; frow += 4) { - __m128i base = zero; - accum += wrk->x_add; - while (accum > 0) { - const __m128i A = _mm_cvtsi32_si128(WebPMemToUint32(src)); - src += 4; - base = _mm_unpacklo_epi8(A, zero); - // To avoid overflow, we need: base * x_add / x_sub < 32768 - // => x_add < x_sub << 7. That's a 1/128 reduction ratio limit. - sum = _mm_add_epi16(sum, base); - accum -= x_sub; - } - { // Emit next horizontal pixel. - const __m128i mult = _mm_set1_epi16(-accum); - const __m128i frac0 = _mm_mullo_epi16(base, mult); // 16b x 16b -> 32b - const __m128i frac1 = _mm_mulhi_epu16(base, mult); - const __m128i frac = _mm_unpacklo_epi16(frac0, frac1); // frac is 32b - const __m128i A0 = _mm_mullo_epi16(sum, mult0); - const __m128i A1 = _mm_mulhi_epu16(sum, mult0); - const __m128i B0 = _mm_unpacklo_epi16(A0, A1); // sum * x_sub - const __m128i frow_out = _mm_sub_epi32(B0, frac); // sum * x_sub - frac - const __m128i D0 = _mm_srli_epi64(frac, 32); - const __m128i D1 = _mm_mul_epu32(frac, mult1); // 32b x 16b -> 64b - const __m128i D2 = _mm_mul_epu32(D0, mult1); - const __m128i E1 = _mm_add_epi64(D1, rounder); - const __m128i E2 = _mm_add_epi64(D2, rounder); - const __m128i F1 = _mm_shuffle_epi32(E1, 1 | (3 << 2)); - const __m128i F2 = _mm_shuffle_epi32(E2, 1 | (3 << 2)); - const __m128i G = _mm_unpacklo_epi32(F1, F2); - sum = _mm_packs_epi32(G, zero); - _mm_storeu_si128((__m128i*)frow, frow_out); - } - } - assert(accum == 0); -} - -//------------------------------------------------------------------------------ -// Row export - -// load *src as epi64, multiply by mult and store result in [out0 ... out3] -static WEBP_INLINE void LoadDispatchAndMult(const rescaler_t* const src, - const __m128i* const mult, - __m128i* const out0, - __m128i* const out1, - __m128i* const out2, - __m128i* const out3) { - const __m128i A0 = _mm_loadu_si128((const __m128i*)(src + 0)); - const __m128i A1 = _mm_loadu_si128((const __m128i*)(src + 4)); - const __m128i A2 = _mm_srli_epi64(A0, 32); - const __m128i A3 = _mm_srli_epi64(A1, 32); - if (mult != NULL) { - *out0 = _mm_mul_epu32(A0, *mult); - *out1 = _mm_mul_epu32(A1, *mult); - *out2 = _mm_mul_epu32(A2, *mult); - *out3 = _mm_mul_epu32(A3, *mult); - } else { - *out0 = A0; - *out1 = A1; - *out2 = A2; - *out3 = A3; - } -} - -static WEBP_INLINE void ProcessRow(const __m128i* const A0, - const __m128i* const A1, - const __m128i* const A2, - const __m128i* const A3, - const __m128i* const mult, - uint8_t* const dst) { - const __m128i rounder = _mm_set_epi32(0, ROUNDER, 0, ROUNDER); - const __m128i mask = _mm_set_epi32(0xffffffffu, 0, 0xffffffffu, 0); - const __m128i B0 = _mm_mul_epu32(*A0, *mult); - const __m128i B1 = _mm_mul_epu32(*A1, *mult); - const __m128i B2 = _mm_mul_epu32(*A2, *mult); - const __m128i B3 = _mm_mul_epu32(*A3, *mult); - const __m128i C0 = _mm_add_epi64(B0, rounder); - const __m128i C1 = _mm_add_epi64(B1, rounder); - const __m128i C2 = _mm_add_epi64(B2, rounder); - const __m128i C3 = _mm_add_epi64(B3, rounder); - const __m128i D0 = _mm_srli_epi64(C0, WEBP_RESCALER_RFIX); - const __m128i D1 = _mm_srli_epi64(C1, WEBP_RESCALER_RFIX); -#if (WEBP_RESCALER_FIX < 32) - const __m128i D2 = - _mm_and_si128(_mm_slli_epi64(C2, 32 - WEBP_RESCALER_RFIX), mask); - const __m128i D3 = - _mm_and_si128(_mm_slli_epi64(C3, 32 - WEBP_RESCALER_RFIX), mask); -#else - const __m128i D2 = _mm_and_si128(C2, mask); - const __m128i D3 = _mm_and_si128(C3, mask); -#endif - const __m128i E0 = _mm_or_si128(D0, D2); - const __m128i E1 = _mm_or_si128(D1, D3); - const __m128i F = _mm_packs_epi32(E0, E1); - const __m128i G = _mm_packus_epi16(F, F); - _mm_storel_epi64((__m128i*)dst, G); -} - -static void RescalerExportRowExpandSSE2(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* const frow = wrk->frow; - const __m128i mult = _mm_set_epi32(0, wrk->fy_scale, 0, wrk->fy_scale); - - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0 && wrk->y_sub + wrk->y_accum >= 0); - assert(wrk->y_expand); - if (wrk->y_accum == 0) { - for (x_out = 0; x_out + 8 <= x_out_max; x_out += 8) { - __m128i A0, A1, A2, A3; - LoadDispatchAndMult(frow + x_out, NULL, &A0, &A1, &A2, &A3); - ProcessRow(&A0, &A1, &A2, &A3, &mult, dst + x_out); - } - for (; x_out < x_out_max; ++x_out) { - const uint32_t J = frow[x_out]; - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } else { - const uint32_t B = WEBP_RESCALER_FRAC(-wrk->y_accum, wrk->y_sub); - const uint32_t A = (uint32_t)(WEBP_RESCALER_ONE - B); - const __m128i mA = _mm_set_epi32(0, A, 0, A); - const __m128i mB = _mm_set_epi32(0, B, 0, B); - const __m128i rounder = _mm_set_epi32(0, ROUNDER, 0, ROUNDER); - for (x_out = 0; x_out + 8 <= x_out_max; x_out += 8) { - __m128i A0, A1, A2, A3, B0, B1, B2, B3; - LoadDispatchAndMult(frow + x_out, &mA, &A0, &A1, &A2, &A3); - LoadDispatchAndMult(irow + x_out, &mB, &B0, &B1, &B2, &B3); - { - const __m128i C0 = _mm_add_epi64(A0, B0); - const __m128i C1 = _mm_add_epi64(A1, B1); - const __m128i C2 = _mm_add_epi64(A2, B2); - const __m128i C3 = _mm_add_epi64(A3, B3); - const __m128i D0 = _mm_add_epi64(C0, rounder); - const __m128i D1 = _mm_add_epi64(C1, rounder); - const __m128i D2 = _mm_add_epi64(C2, rounder); - const __m128i D3 = _mm_add_epi64(C3, rounder); - const __m128i E0 = _mm_srli_epi64(D0, WEBP_RESCALER_RFIX); - const __m128i E1 = _mm_srli_epi64(D1, WEBP_RESCALER_RFIX); - const __m128i E2 = _mm_srli_epi64(D2, WEBP_RESCALER_RFIX); - const __m128i E3 = _mm_srli_epi64(D3, WEBP_RESCALER_RFIX); - ProcessRow(&E0, &E1, &E2, &E3, &mult, dst + x_out); - } - } - for (; x_out < x_out_max; ++x_out) { - const uint64_t I = (uint64_t)A * frow[x_out] - + (uint64_t)B * irow[x_out]; - const uint32_t J = (uint32_t)((I + ROUNDER) >> WEBP_RESCALER_RFIX); - const int v = (int)MULT_FIX(J, wrk->fy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - } - } -} - -static void RescalerExportRowShrinkSSE2(WebPRescaler* const wrk) { - int x_out; - uint8_t* const dst = wrk->dst; - rescaler_t* const irow = wrk->irow; - const int x_out_max = wrk->dst_width * wrk->num_channels; - const rescaler_t* const frow = wrk->frow; - const uint32_t yscale = wrk->fy_scale * (-wrk->y_accum); - assert(!WebPRescalerOutputDone(wrk)); - assert(wrk->y_accum <= 0); - assert(!wrk->y_expand); - if (yscale) { - const int scale_xy = wrk->fxy_scale; - const __m128i mult_xy = _mm_set_epi32(0, scale_xy, 0, scale_xy); - const __m128i mult_y = _mm_set_epi32(0, yscale, 0, yscale); - const __m128i rounder = _mm_set_epi32(0, ROUNDER, 0, ROUNDER); - for (x_out = 0; x_out + 8 <= x_out_max; x_out += 8) { - __m128i A0, A1, A2, A3, B0, B1, B2, B3; - LoadDispatchAndMult(irow + x_out, NULL, &A0, &A1, &A2, &A3); - LoadDispatchAndMult(frow + x_out, &mult_y, &B0, &B1, &B2, &B3); - { - const __m128i C0 = _mm_add_epi64(B0, rounder); - const __m128i C1 = _mm_add_epi64(B1, rounder); - const __m128i C2 = _mm_add_epi64(B2, rounder); - const __m128i C3 = _mm_add_epi64(B3, rounder); - const __m128i D0 = _mm_srli_epi64(C0, WEBP_RESCALER_RFIX); // = frac - const __m128i D1 = _mm_srli_epi64(C1, WEBP_RESCALER_RFIX); - const __m128i D2 = _mm_srli_epi64(C2, WEBP_RESCALER_RFIX); - const __m128i D3 = _mm_srli_epi64(C3, WEBP_RESCALER_RFIX); - const __m128i E0 = _mm_sub_epi64(A0, D0); // irow[x] - frac - const __m128i E1 = _mm_sub_epi64(A1, D1); - const __m128i E2 = _mm_sub_epi64(A2, D2); - const __m128i E3 = _mm_sub_epi64(A3, D3); - const __m128i F2 = _mm_slli_epi64(D2, 32); - const __m128i F3 = _mm_slli_epi64(D3, 32); - const __m128i G0 = _mm_or_si128(D0, F2); - const __m128i G1 = _mm_or_si128(D1, F3); - _mm_storeu_si128((__m128i*)(irow + x_out + 0), G0); - _mm_storeu_si128((__m128i*)(irow + x_out + 4), G1); - ProcessRow(&E0, &E1, &E2, &E3, &mult_xy, dst + x_out); - } - } - for (; x_out < x_out_max; ++x_out) { - const uint32_t frac = (int)MULT_FIX(frow[x_out], yscale); - const int v = (int)MULT_FIX(irow[x_out] - frac, wrk->fxy_scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = frac; // new fractional start - } - } else { - const uint32_t scale = wrk->fxy_scale; - const __m128i mult = _mm_set_epi32(0, scale, 0, scale); - const __m128i zero = _mm_setzero_si128(); - for (x_out = 0; x_out + 8 <= x_out_max; x_out += 8) { - __m128i A0, A1, A2, A3; - LoadDispatchAndMult(irow + x_out, NULL, &A0, &A1, &A2, &A3); - _mm_storeu_si128((__m128i*)(irow + x_out + 0), zero); - _mm_storeu_si128((__m128i*)(irow + x_out + 4), zero); - ProcessRow(&A0, &A1, &A2, &A3, &mult, dst + x_out); - } - for (; x_out < x_out_max; ++x_out) { - const int v = (int)MULT_FIX(irow[x_out], scale); - assert(v >= 0 && v <= 255); - dst[x_out] = v; - irow[x_out] = 0; - } - } -} - -#undef MULT_FIX -#undef ROUNDER - -//------------------------------------------------------------------------------ - -extern void WebPRescalerDspInitSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPRescalerDspInitSSE2(void) { - WebPRescalerImportRowExpand = RescalerImportRowExpandSSE2; - WebPRescalerImportRowShrink = RescalerImportRowShrinkSSE2; - WebPRescalerExportRowExpand = RescalerExportRowExpandSSE2; - WebPRescalerExportRowShrink = RescalerExportRowShrinkSSE2; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(WebPRescalerDspInitSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/upsampling.c b/drivers/webp/dsp/upsampling.c deleted file mode 100644 index 651274fcee..0000000000 --- a/drivers/webp/dsp/upsampling.c +++ /dev/null @@ -1,260 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// YUV to RGB upsampling functions. -// -// Author: somnath@google.com (Somnath Banerjee) - -#include "./dsp.h" -#include "./yuv.h" - -#include <assert.h> - -//------------------------------------------------------------------------------ -// Fancy upsampler - -#ifdef FANCY_UPSAMPLING - -// Fancy upsampling functions to convert YUV to RGB -WebPUpsampleLinePairFunc WebPUpsamplers[MODE_LAST]; - -// Given samples laid out in a square as: -// [a b] -// [c d] -// we interpolate u/v as: -// ([9*a + 3*b + 3*c + d 3*a + 9*b + 3*c + d] + [8 8]) / 16 -// ([3*a + b + 9*c + 3*d a + 3*b + 3*c + 9*d] [8 8]) / 16 - -// We process u and v together stashed into 32bit (16bit each). -#define LOAD_UV(u, v) ((u) | ((v) << 16)) - -#define UPSAMPLE_FUNC(FUNC_NAME, FUNC, XSTEP) \ -static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ - const uint8_t* top_u, const uint8_t* top_v, \ - const uint8_t* cur_u, const uint8_t* cur_v, \ - uint8_t* top_dst, uint8_t* bottom_dst, int len) { \ - int x; \ - const int last_pixel_pair = (len - 1) >> 1; \ - uint32_t tl_uv = LOAD_UV(top_u[0], top_v[0]); /* top-left sample */ \ - uint32_t l_uv = LOAD_UV(cur_u[0], cur_v[0]); /* left-sample */ \ - assert(top_y != NULL); \ - { \ - const uint32_t uv0 = (3 * tl_uv + l_uv + 0x00020002u) >> 2; \ - FUNC(top_y[0], uv0 & 0xff, (uv0 >> 16), top_dst); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (3 * l_uv + tl_uv + 0x00020002u) >> 2; \ - FUNC(bottom_y[0], uv0 & 0xff, (uv0 >> 16), bottom_dst); \ - } \ - for (x = 1; x <= last_pixel_pair; ++x) { \ - const uint32_t t_uv = LOAD_UV(top_u[x], top_v[x]); /* top sample */ \ - const uint32_t uv = LOAD_UV(cur_u[x], cur_v[x]); /* sample */ \ - /* precompute invariant values associated with first and second diagonals*/\ - const uint32_t avg = tl_uv + t_uv + l_uv + uv + 0x00080008u; \ - const uint32_t diag_12 = (avg + 2 * (t_uv + l_uv)) >> 3; \ - const uint32_t diag_03 = (avg + 2 * (tl_uv + uv)) >> 3; \ - { \ - const uint32_t uv0 = (diag_12 + tl_uv) >> 1; \ - const uint32_t uv1 = (diag_03 + t_uv) >> 1; \ - FUNC(top_y[2 * x - 1], uv0 & 0xff, (uv0 >> 16), \ - top_dst + (2 * x - 1) * XSTEP); \ - FUNC(top_y[2 * x - 0], uv1 & 0xff, (uv1 >> 16), \ - top_dst + (2 * x - 0) * XSTEP); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (diag_03 + l_uv) >> 1; \ - const uint32_t uv1 = (diag_12 + uv) >> 1; \ - FUNC(bottom_y[2 * x - 1], uv0 & 0xff, (uv0 >> 16), \ - bottom_dst + (2 * x - 1) * XSTEP); \ - FUNC(bottom_y[2 * x + 0], uv1 & 0xff, (uv1 >> 16), \ - bottom_dst + (2 * x + 0) * XSTEP); \ - } \ - tl_uv = t_uv; \ - l_uv = uv; \ - } \ - if (!(len & 1)) { \ - { \ - const uint32_t uv0 = (3 * tl_uv + l_uv + 0x00020002u) >> 2; \ - FUNC(top_y[len - 1], uv0 & 0xff, (uv0 >> 16), \ - top_dst + (len - 1) * XSTEP); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (3 * l_uv + tl_uv + 0x00020002u) >> 2; \ - FUNC(bottom_y[len - 1], uv0 & 0xff, (uv0 >> 16), \ - bottom_dst + (len - 1) * XSTEP); \ - } \ - } \ -} - -// All variants implemented. -UPSAMPLE_FUNC(UpsampleRgbLinePair, VP8YuvToRgb, 3) -UPSAMPLE_FUNC(UpsampleBgrLinePair, VP8YuvToBgr, 3) -UPSAMPLE_FUNC(UpsampleRgbaLinePair, VP8YuvToRgba, 4) -UPSAMPLE_FUNC(UpsampleBgraLinePair, VP8YuvToBgra, 4) -UPSAMPLE_FUNC(UpsampleArgbLinePair, VP8YuvToArgb, 4) -UPSAMPLE_FUNC(UpsampleRgba4444LinePair, VP8YuvToRgba4444, 2) -UPSAMPLE_FUNC(UpsampleRgb565LinePair, VP8YuvToRgb565, 2) - -#undef LOAD_UV -#undef UPSAMPLE_FUNC - -#endif // FANCY_UPSAMPLING - -//------------------------------------------------------------------------------ - -#if !defined(FANCY_UPSAMPLING) -#define DUAL_SAMPLE_FUNC(FUNC_NAME, FUNC) \ -static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bot_y, \ - const uint8_t* top_u, const uint8_t* top_v, \ - const uint8_t* bot_u, const uint8_t* bot_v, \ - uint8_t* top_dst, uint8_t* bot_dst, int len) { \ - const int half_len = len >> 1; \ - int x; \ - assert(top_dst != NULL); \ - { \ - for (x = 0; x < half_len; ++x) { \ - FUNC(top_y[2 * x + 0], top_u[x], top_v[x], top_dst + 8 * x + 0); \ - FUNC(top_y[2 * x + 1], top_u[x], top_v[x], top_dst + 8 * x + 4); \ - } \ - if (len & 1) FUNC(top_y[2 * x + 0], top_u[x], top_v[x], top_dst + 8 * x); \ - } \ - if (bot_dst != NULL) { \ - for (x = 0; x < half_len; ++x) { \ - FUNC(bot_y[2 * x + 0], bot_u[x], bot_v[x], bot_dst + 8 * x + 0); \ - FUNC(bot_y[2 * x + 1], bot_u[x], bot_v[x], bot_dst + 8 * x + 4); \ - } \ - if (len & 1) FUNC(bot_y[2 * x + 0], bot_u[x], bot_v[x], bot_dst + 8 * x); \ - } \ -} - -DUAL_SAMPLE_FUNC(DualLineSamplerBGRA, VP8YuvToBgra) -DUAL_SAMPLE_FUNC(DualLineSamplerARGB, VP8YuvToArgb) -#undef DUAL_SAMPLE_FUNC - -#endif // !FANCY_UPSAMPLING - -WebPUpsampleLinePairFunc WebPGetLinePairConverter(int alpha_is_last) { - WebPInitUpsamplers(); - VP8YUVInit(); -#ifdef FANCY_UPSAMPLING - return WebPUpsamplers[alpha_is_last ? MODE_BGRA : MODE_ARGB]; -#else - return (alpha_is_last ? DualLineSamplerBGRA : DualLineSamplerARGB); -#endif -} - -//------------------------------------------------------------------------------ -// YUV444 converter - -#define YUV444_FUNC(FUNC_NAME, FUNC, XSTEP) \ -extern void FUNC_NAME(const uint8_t* y, const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len); \ -void FUNC_NAME(const uint8_t* y, const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - int i; \ - for (i = 0; i < len; ++i) FUNC(y[i], u[i], v[i], &dst[i * XSTEP]); \ -} - -YUV444_FUNC(WebPYuv444ToRgbC, VP8YuvToRgb, 3) -YUV444_FUNC(WebPYuv444ToBgrC, VP8YuvToBgr, 3) -YUV444_FUNC(WebPYuv444ToRgbaC, VP8YuvToRgba, 4) -YUV444_FUNC(WebPYuv444ToBgraC, VP8YuvToBgra, 4) -YUV444_FUNC(WebPYuv444ToArgbC, VP8YuvToArgb, 4) -YUV444_FUNC(WebPYuv444ToRgba4444C, VP8YuvToRgba4444, 2) -YUV444_FUNC(WebPYuv444ToRgb565C, VP8YuvToRgb565, 2) - -#undef YUV444_FUNC - -WebPYUV444Converter WebPYUV444Converters[MODE_LAST]; - -extern void WebPInitYUV444ConvertersMIPSdspR2(void); -extern void WebPInitYUV444ConvertersSSE2(void); - -static volatile VP8CPUInfo upsampling_last_cpuinfo_used1 = - (VP8CPUInfo)&upsampling_last_cpuinfo_used1; - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitYUV444Converters(void) { - if (upsampling_last_cpuinfo_used1 == VP8GetCPUInfo) return; - - WebPYUV444Converters[MODE_RGB] = WebPYuv444ToRgbC; - WebPYUV444Converters[MODE_RGBA] = WebPYuv444ToRgbaC; - WebPYUV444Converters[MODE_BGR] = WebPYuv444ToBgrC; - WebPYUV444Converters[MODE_BGRA] = WebPYuv444ToBgraC; - WebPYUV444Converters[MODE_ARGB] = WebPYuv444ToArgbC; - WebPYUV444Converters[MODE_RGBA_4444] = WebPYuv444ToRgba4444C; - WebPYUV444Converters[MODE_RGB_565] = WebPYuv444ToRgb565C; - WebPYUV444Converters[MODE_rgbA] = WebPYuv444ToRgbaC; - WebPYUV444Converters[MODE_bgrA] = WebPYuv444ToBgraC; - WebPYUV444Converters[MODE_Argb] = WebPYuv444ToArgbC; - WebPYUV444Converters[MODE_rgbA_4444] = WebPYuv444ToRgba4444C; - - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPInitYUV444ConvertersSSE2(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - WebPInitYUV444ConvertersMIPSdspR2(); - } -#endif - } - upsampling_last_cpuinfo_used1 = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ -// Main calls - -extern void WebPInitUpsamplersSSE2(void); -extern void WebPInitUpsamplersNEON(void); -extern void WebPInitUpsamplersMIPSdspR2(void); - -static volatile VP8CPUInfo upsampling_last_cpuinfo_used2 = - (VP8CPUInfo)&upsampling_last_cpuinfo_used2; - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplers(void) { - if (upsampling_last_cpuinfo_used2 == VP8GetCPUInfo) return; - -#ifdef FANCY_UPSAMPLING - WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePair; - WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePair; - WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_ARGB] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_RGBA_4444] = UpsampleRgba4444LinePair; - WebPUpsamplers[MODE_RGB_565] = UpsampleRgb565LinePair; - WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_Argb] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_rgbA_4444] = UpsampleRgba4444LinePair; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPInitUpsamplersSSE2(); - } -#endif -#if defined(WEBP_USE_NEON) - if (VP8GetCPUInfo(kNEON)) { - WebPInitUpsamplersNEON(); - } -#endif -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - WebPInitUpsamplersMIPSdspR2(); - } -#endif - } -#endif // FANCY_UPSAMPLING - upsampling_last_cpuinfo_used2 = VP8GetCPUInfo; -} - -//------------------------------------------------------------------------------ diff --git a/drivers/webp/dsp/upsampling_mips_dsp_r2.c b/drivers/webp/dsp/upsampling_mips_dsp_r2.c deleted file mode 100644 index ed2eb74825..0000000000 --- a/drivers/webp/dsp/upsampling_mips_dsp_r2.c +++ /dev/null @@ -1,282 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// YUV to RGB upsampling functions. -// -// Author(s): Branimir Vasic (branimir.vasic@imgtec.com) -// Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include <assert.h> -#include "./yuv.h" - -#if !defined(WEBP_YUV_USE_TABLE) - -#define YUV_TO_RGB(Y, U, V, R, G, B) do { \ - const int t1 = MultHi(Y, 19077); \ - const int t2 = MultHi(V, 13320); \ - R = MultHi(V, 26149); \ - G = MultHi(U, 6419); \ - B = MultHi(U, 33050); \ - R = t1 + R; \ - G = t1 - G; \ - B = t1 + B; \ - R = R - 14234; \ - G = G - t2 + 8708; \ - B = B - 17685; \ - __asm__ volatile ( \ - "shll_s.w %[" #R "], %[" #R "], 17 \n\t" \ - "shll_s.w %[" #G "], %[" #G "], 17 \n\t" \ - "shll_s.w %[" #B "], %[" #B "], 17 \n\t" \ - "precrqu_s.qb.ph %[" #R "], %[" #R "], $zero \n\t" \ - "precrqu_s.qb.ph %[" #G "], %[" #G "], $zero \n\t" \ - "precrqu_s.qb.ph %[" #B "], %[" #B "], $zero \n\t" \ - "srl %[" #R "], %[" #R "], 24 \n\t" \ - "srl %[" #G "], %[" #G "], 24 \n\t" \ - "srl %[" #B "], %[" #B "], 24 \n\t" \ - : [R]"+r"(R), [G]"+r"(G), [B]"+r"(B) \ - : \ - ); \ - } while (0) - -static WEBP_INLINE void YuvToRgb(int y, int u, int v, uint8_t* const rgb) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - rgb[0] = r; - rgb[1] = g; - rgb[2] = b; -} -static WEBP_INLINE void YuvToBgr(int y, int u, int v, uint8_t* const bgr) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - bgr[0] = b; - bgr[1] = g; - bgr[2] = r; -} -static WEBP_INLINE void YuvToRgb565(int y, int u, int v, uint8_t* const rgb) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - { - const int rg = (r & 0xf8) | (g >> 5); - const int gb = ((g << 3) & 0xe0) | (b >> 3); -#ifdef WEBP_SWAP_16BIT_CSP - rgb[0] = gb; - rgb[1] = rg; -#else - rgb[0] = rg; - rgb[1] = gb; -#endif - } -} -static WEBP_INLINE void YuvToRgba4444(int y, int u, int v, - uint8_t* const argb) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - { - const int rg = (r & 0xf0) | (g >> 4); - const int ba = (b & 0xf0) | 0x0f; // overwrite the lower 4 bits -#ifdef WEBP_SWAP_16BIT_CSP - argb[0] = ba; - argb[1] = rg; -#else - argb[0] = rg; - argb[1] = ba; -#endif - } -} -#endif // WEBP_YUV_USE_TABLE - -//----------------------------------------------------------------------------- -// Alpha handling variants - -static WEBP_INLINE void YuvToArgb(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const argb) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - argb[0] = 0xff; - argb[1] = r; - argb[2] = g; - argb[3] = b; -} -static WEBP_INLINE void YuvToBgra(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const bgra) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - bgra[0] = b; - bgra[1] = g; - bgra[2] = r; - bgra[3] = 0xff; -} -static WEBP_INLINE void YuvToRgba(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const rgba) { - int r, g, b; - YUV_TO_RGB(y, u, v, r, g, b); - rgba[0] = r; - rgba[1] = g; - rgba[2] = b; - rgba[3] = 0xff; -} - -//------------------------------------------------------------------------------ -// Fancy upsampler - -#ifdef FANCY_UPSAMPLING - -// Given samples laid out in a square as: -// [a b] -// [c d] -// we interpolate u/v as: -// ([9*a + 3*b + 3*c + d 3*a + 9*b + 3*c + d] + [8 8]) / 16 -// ([3*a + b + 9*c + 3*d a + 3*b + 3*c + 9*d] [8 8]) / 16 - -// We process u and v together stashed into 32bit (16bit each). -#define LOAD_UV(u, v) ((u) | ((v) << 16)) - -#define UPSAMPLE_FUNC(FUNC_NAME, FUNC, XSTEP) \ -static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ - const uint8_t* top_u, const uint8_t* top_v, \ - const uint8_t* cur_u, const uint8_t* cur_v, \ - uint8_t* top_dst, uint8_t* bottom_dst, int len) { \ - int x; \ - const int last_pixel_pair = (len - 1) >> 1; \ - uint32_t tl_uv = LOAD_UV(top_u[0], top_v[0]); /* top-left sample */ \ - uint32_t l_uv = LOAD_UV(cur_u[0], cur_v[0]); /* left-sample */ \ - assert(top_y != NULL); \ - { \ - const uint32_t uv0 = (3 * tl_uv + l_uv + 0x00020002u) >> 2; \ - FUNC(top_y[0], uv0 & 0xff, (uv0 >> 16), top_dst); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (3 * l_uv + tl_uv + 0x00020002u) >> 2; \ - FUNC(bottom_y[0], uv0 & 0xff, (uv0 >> 16), bottom_dst); \ - } \ - for (x = 1; x <= last_pixel_pair; ++x) { \ - const uint32_t t_uv = LOAD_UV(top_u[x], top_v[x]); /* top sample */ \ - const uint32_t uv = LOAD_UV(cur_u[x], cur_v[x]); /* sample */ \ - /* precompute invariant values associated with first and second diagonals*/\ - const uint32_t avg = tl_uv + t_uv + l_uv + uv + 0x00080008u; \ - const uint32_t diag_12 = (avg + 2 * (t_uv + l_uv)) >> 3; \ - const uint32_t diag_03 = (avg + 2 * (tl_uv + uv)) >> 3; \ - { \ - const uint32_t uv0 = (diag_12 + tl_uv) >> 1; \ - const uint32_t uv1 = (diag_03 + t_uv) >> 1; \ - FUNC(top_y[2 * x - 1], uv0 & 0xff, (uv0 >> 16), \ - top_dst + (2 * x - 1) * XSTEP); \ - FUNC(top_y[2 * x - 0], uv1 & 0xff, (uv1 >> 16), \ - top_dst + (2 * x - 0) * XSTEP); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (diag_03 + l_uv) >> 1; \ - const uint32_t uv1 = (diag_12 + uv) >> 1; \ - FUNC(bottom_y[2 * x - 1], uv0 & 0xff, (uv0 >> 16), \ - bottom_dst + (2 * x - 1) * XSTEP); \ - FUNC(bottom_y[2 * x + 0], uv1 & 0xff, (uv1 >> 16), \ - bottom_dst + (2 * x + 0) * XSTEP); \ - } \ - tl_uv = t_uv; \ - l_uv = uv; \ - } \ - if (!(len & 1)) { \ - { \ - const uint32_t uv0 = (3 * tl_uv + l_uv + 0x00020002u) >> 2; \ - FUNC(top_y[len - 1], uv0 & 0xff, (uv0 >> 16), \ - top_dst + (len - 1) * XSTEP); \ - } \ - if (bottom_y != NULL) { \ - const uint32_t uv0 = (3 * l_uv + tl_uv + 0x00020002u) >> 2; \ - FUNC(bottom_y[len - 1], uv0 & 0xff, (uv0 >> 16), \ - bottom_dst + (len - 1) * XSTEP); \ - } \ - } \ -} - -// All variants implemented. -UPSAMPLE_FUNC(UpsampleRgbLinePair, YuvToRgb, 3) -UPSAMPLE_FUNC(UpsampleBgrLinePair, YuvToBgr, 3) -UPSAMPLE_FUNC(UpsampleRgbaLinePair, YuvToRgba, 4) -UPSAMPLE_FUNC(UpsampleBgraLinePair, YuvToBgra, 4) -UPSAMPLE_FUNC(UpsampleArgbLinePair, YuvToArgb, 4) -UPSAMPLE_FUNC(UpsampleRgba4444LinePair, YuvToRgba4444, 2) -UPSAMPLE_FUNC(UpsampleRgb565LinePair, YuvToRgb565, 2) - -#undef LOAD_UV -#undef UPSAMPLE_FUNC - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitUpsamplersMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersMIPSdspR2(void) { - WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePair; - WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePair; - WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_ARGB] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_RGBA_4444] = UpsampleRgba4444LinePair; - WebPUpsamplers[MODE_RGB_565] = UpsampleRgb565LinePair; - WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_Argb] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_rgbA_4444] = UpsampleRgba4444LinePair; -} - -#endif // FANCY_UPSAMPLING - -//------------------------------------------------------------------------------ -// YUV444 converter - -#define YUV444_FUNC(FUNC_NAME, FUNC, XSTEP) \ -static void FUNC_NAME(const uint8_t* y, const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - int i; \ - for (i = 0; i < len; ++i) FUNC(y[i], u[i], v[i], &dst[i * XSTEP]); \ -} - -YUV444_FUNC(Yuv444ToRgb, YuvToRgb, 3) -YUV444_FUNC(Yuv444ToBgr, YuvToBgr, 3) -YUV444_FUNC(Yuv444ToRgba, YuvToRgba, 4) -YUV444_FUNC(Yuv444ToBgra, YuvToBgra, 4) -YUV444_FUNC(Yuv444ToArgb, YuvToArgb, 4) -YUV444_FUNC(Yuv444ToRgba4444, YuvToRgba4444, 2) -YUV444_FUNC(Yuv444ToRgb565, YuvToRgb565, 2) - -#undef YUV444_FUNC - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitYUV444ConvertersMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitYUV444ConvertersMIPSdspR2(void) { - WebPYUV444Converters[MODE_RGB] = Yuv444ToRgb; - WebPYUV444Converters[MODE_RGBA] = Yuv444ToRgba; - WebPYUV444Converters[MODE_BGR] = Yuv444ToBgr; - WebPYUV444Converters[MODE_BGRA] = Yuv444ToBgra; - WebPYUV444Converters[MODE_ARGB] = Yuv444ToArgb; - WebPYUV444Converters[MODE_RGBA_4444] = Yuv444ToRgba4444; - WebPYUV444Converters[MODE_RGB_565] = Yuv444ToRgb565; - WebPYUV444Converters[MODE_rgbA] = Yuv444ToRgba; - WebPYUV444Converters[MODE_bgrA] = Yuv444ToBgra; - WebPYUV444Converters[MODE_Argb] = Yuv444ToArgb; - WebPYUV444Converters[MODE_rgbA_4444] = Yuv444ToRgba4444; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(WebPInitYUV444ConvertersMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 - -#if !(defined(FANCY_UPSAMPLING) && defined(WEBP_USE_MIPS_DSP_R2)) -WEBP_DSP_INIT_STUB(WebPInitUpsamplersMIPSdspR2) -#endif diff --git a/drivers/webp/dsp/upsampling_neon.c b/drivers/webp/dsp/upsampling_neon.c deleted file mode 100644 index 2b0c99bddb..0000000000 --- a/drivers/webp/dsp/upsampling_neon.c +++ /dev/null @@ -1,300 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// NEON version of YUV to RGB upsampling functions. -// -// Author: mans@mansr.com (Mans Rullgard) -// Based on SSE code by: somnath@google.com (Somnath Banerjee) - -#include "./dsp.h" - -#if defined(WEBP_USE_NEON) - -#include <assert.h> -#include <arm_neon.h> -#include <string.h> -#include "./neon.h" -#include "./yuv.h" - -#ifdef FANCY_UPSAMPLING - -//----------------------------------------------------------------------------- -// U/V upsampling - -// Loads 9 pixels each from rows r1 and r2 and generates 16 pixels. -#define UPSAMPLE_16PIXELS(r1, r2, out) { \ - uint8x8_t a = vld1_u8(r1); \ - uint8x8_t b = vld1_u8(r1 + 1); \ - uint8x8_t c = vld1_u8(r2); \ - uint8x8_t d = vld1_u8(r2 + 1); \ - \ - uint16x8_t al = vshll_n_u8(a, 1); \ - uint16x8_t bl = vshll_n_u8(b, 1); \ - uint16x8_t cl = vshll_n_u8(c, 1); \ - uint16x8_t dl = vshll_n_u8(d, 1); \ - \ - uint8x8_t diag1, diag2; \ - uint16x8_t sl; \ - \ - /* a + b + c + d */ \ - sl = vaddl_u8(a, b); \ - sl = vaddw_u8(sl, c); \ - sl = vaddw_u8(sl, d); \ - \ - al = vaddq_u16(sl, al); /* 3a + b + c + d */ \ - bl = vaddq_u16(sl, bl); /* a + 3b + c + d */ \ - \ - al = vaddq_u16(al, dl); /* 3a + b + c + 3d */ \ - bl = vaddq_u16(bl, cl); /* a + 3b + 3c + d */ \ - \ - diag2 = vshrn_n_u16(al, 3); \ - diag1 = vshrn_n_u16(bl, 3); \ - \ - a = vrhadd_u8(a, diag1); \ - b = vrhadd_u8(b, diag2); \ - c = vrhadd_u8(c, diag2); \ - d = vrhadd_u8(d, diag1); \ - \ - { \ - uint8x8x2_t a_b, c_d; \ - INIT_VECTOR2(a_b, a, b); \ - INIT_VECTOR2(c_d, c, d); \ - vst2_u8(out, a_b); \ - vst2_u8(out + 32, c_d); \ - } \ -} - -// Turn the macro into a function for reducing code-size when non-critical -static void Upsample16Pixels(const uint8_t *r1, const uint8_t *r2, - uint8_t *out) { - UPSAMPLE_16PIXELS(r1, r2, out); -} - -#define UPSAMPLE_LAST_BLOCK(tb, bb, num_pixels, out) { \ - uint8_t r1[9], r2[9]; \ - memcpy(r1, (tb), (num_pixels)); \ - memcpy(r2, (bb), (num_pixels)); \ - /* replicate last byte */ \ - memset(r1 + (num_pixels), r1[(num_pixels) - 1], 9 - (num_pixels)); \ - memset(r2 + (num_pixels), r2[(num_pixels) - 1], 9 - (num_pixels)); \ - Upsample16Pixels(r1, r2, out); \ -} - -//----------------------------------------------------------------------------- -// YUV->RGB conversion - -// note: we represent the 33050 large constant as 32768 + 282 -static const int16_t kCoeffs1[4] = { 19077, 26149, 6419, 13320 }; - -#define v255 vdup_n_u8(255) -#define v_0x0f vdup_n_u8(15) - -#define STORE_Rgb(out, r, g, b) do { \ - uint8x8x3_t r_g_b; \ - INIT_VECTOR3(r_g_b, r, g, b); \ - vst3_u8(out, r_g_b); \ -} while (0) - -#define STORE_Bgr(out, r, g, b) do { \ - uint8x8x3_t b_g_r; \ - INIT_VECTOR3(b_g_r, b, g, r); \ - vst3_u8(out, b_g_r); \ -} while (0) - -#define STORE_Rgba(out, r, g, b) do { \ - uint8x8x4_t r_g_b_v255; \ - INIT_VECTOR4(r_g_b_v255, r, g, b, v255); \ - vst4_u8(out, r_g_b_v255); \ -} while (0) - -#define STORE_Bgra(out, r, g, b) do { \ - uint8x8x4_t b_g_r_v255; \ - INIT_VECTOR4(b_g_r_v255, b, g, r, v255); \ - vst4_u8(out, b_g_r_v255); \ -} while (0) - -#define STORE_Argb(out, r, g, b) do { \ - uint8x8x4_t v255_r_g_b; \ - INIT_VECTOR4(v255_r_g_b, v255, r, g, b); \ - vst4_u8(out, v255_r_g_b); \ -} while (0) - -#if !defined(WEBP_SWAP_16BIT_CSP) -#define ZIP_U8(lo, hi) vzip_u8((lo), (hi)) -#else -#define ZIP_U8(lo, hi) vzip_u8((hi), (lo)) -#endif - -#define STORE_Rgba4444(out, r, g, b) do { \ - const uint8x8_t r1 = vshl_n_u8(vshr_n_u8(r, 4), 4); /* 4bits */ \ - const uint8x8_t g1 = vshr_n_u8(g, 4); \ - const uint8x8_t ba = vorr_u8(b, v_0x0f); \ - const uint8x8_t rg = vorr_u8(r1, g1); \ - const uint8x8x2_t rgba4444 = ZIP_U8(rg, ba); \ - vst1q_u8(out, vcombine_u8(rgba4444.val[0], rgba4444.val[1])); \ -} while (0) - -#define STORE_Rgb565(out, r, g, b) do { \ - const uint8x8_t r1 = vshl_n_u8(vshr_n_u8(r, 3), 3); /* 5bits */ \ - const uint8x8_t g1 = vshr_n_u8(g, 5); /* upper 3bits */\ - const uint8x8_t g2 = vshl_n_u8(vshr_n_u8(g, 2), 5); /* lower 3bits */\ - const uint8x8_t b1 = vshr_n_u8(b, 3); /* 5bits */ \ - const uint8x8_t rg = vorr_u8(r1, g1); \ - const uint8x8_t gb = vorr_u8(g2, b1); \ - const uint8x8x2_t rgb565 = ZIP_U8(rg, gb); \ - vst1q_u8(out, vcombine_u8(rgb565.val[0], rgb565.val[1])); \ -} while (0) - -#define CONVERT8(FMT, XSTEP, N, src_y, src_uv, out, cur_x) do { \ - int i; \ - for (i = 0; i < N; i += 8) { \ - const int off = ((cur_x) + i) * XSTEP; \ - const uint8x8_t y = vld1_u8((src_y) + (cur_x) + i); \ - const uint8x8_t u = vld1_u8((src_uv) + i + 0); \ - const uint8x8_t v = vld1_u8((src_uv) + i + 16); \ - const int16x8_t Y0 = vreinterpretq_s16_u16(vshll_n_u8(y, 7)); \ - const int16x8_t U0 = vreinterpretq_s16_u16(vshll_n_u8(u, 7)); \ - const int16x8_t V0 = vreinterpretq_s16_u16(vshll_n_u8(v, 7)); \ - const int16x8_t Y1 = vqdmulhq_lane_s16(Y0, coeff1, 0); \ - const int16x8_t R0 = vqdmulhq_lane_s16(V0, coeff1, 1); \ - const int16x8_t G0 = vqdmulhq_lane_s16(U0, coeff1, 2); \ - const int16x8_t G1 = vqdmulhq_lane_s16(V0, coeff1, 3); \ - const int16x8_t B0 = vqdmulhq_n_s16(U0, 282); \ - const int16x8_t R1 = vqaddq_s16(Y1, R_Rounder); \ - const int16x8_t G2 = vqaddq_s16(Y1, G_Rounder); \ - const int16x8_t B1 = vqaddq_s16(Y1, B_Rounder); \ - const int16x8_t R2 = vqaddq_s16(R0, R1); \ - const int16x8_t G3 = vqaddq_s16(G0, G1); \ - const int16x8_t B2 = vqaddq_s16(B0, B1); \ - const int16x8_t G4 = vqsubq_s16(G2, G3); \ - const int16x8_t B3 = vqaddq_s16(B2, U0); \ - const uint8x8_t R = vqshrun_n_s16(R2, YUV_FIX2); \ - const uint8x8_t G = vqshrun_n_s16(G4, YUV_FIX2); \ - const uint8x8_t B = vqshrun_n_s16(B3, YUV_FIX2); \ - STORE_ ## FMT(out + off, R, G, B); \ - } \ -} while (0) - -#define CONVERT1(FUNC, XSTEP, N, src_y, src_uv, rgb, cur_x) { \ - int i; \ - for (i = 0; i < N; i++) { \ - const int off = ((cur_x) + i) * XSTEP; \ - const int y = src_y[(cur_x) + i]; \ - const int u = (src_uv)[i]; \ - const int v = (src_uv)[i + 16]; \ - FUNC(y, u, v, rgb + off); \ - } \ -} - -#define CONVERT2RGB_8(FMT, XSTEP, top_y, bottom_y, uv, \ - top_dst, bottom_dst, cur_x, len) { \ - CONVERT8(FMT, XSTEP, len, top_y, uv, top_dst, cur_x); \ - if (bottom_y != NULL) { \ - CONVERT8(FMT, XSTEP, len, bottom_y, (uv) + 32, bottom_dst, cur_x); \ - } \ -} - -#define CONVERT2RGB_1(FUNC, XSTEP, top_y, bottom_y, uv, \ - top_dst, bottom_dst, cur_x, len) { \ - CONVERT1(FUNC, XSTEP, len, top_y, uv, top_dst, cur_x); \ - if (bottom_y != NULL) { \ - CONVERT1(FUNC, XSTEP, len, bottom_y, (uv) + 32, bottom_dst, cur_x); \ - } \ -} - -#define NEON_UPSAMPLE_FUNC(FUNC_NAME, FMT, XSTEP) \ -static void FUNC_NAME(const uint8_t *top_y, const uint8_t *bottom_y, \ - const uint8_t *top_u, const uint8_t *top_v, \ - const uint8_t *cur_u, const uint8_t *cur_v, \ - uint8_t *top_dst, uint8_t *bottom_dst, int len) { \ - int block; \ - /* 16 byte aligned array to cache reconstructed u and v */ \ - uint8_t uv_buf[2 * 32 + 15]; \ - uint8_t *const r_uv = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \ - const int uv_len = (len + 1) >> 1; \ - /* 9 pixels must be read-able for each block */ \ - const int num_blocks = (uv_len - 1) >> 3; \ - const int leftover = uv_len - num_blocks * 8; \ - const int last_pos = 1 + 16 * num_blocks; \ - \ - const int u_diag = ((top_u[0] + cur_u[0]) >> 1) + 1; \ - const int v_diag = ((top_v[0] + cur_v[0]) >> 1) + 1; \ - \ - const int16x4_t coeff1 = vld1_s16(kCoeffs1); \ - const int16x8_t R_Rounder = vdupq_n_s16(-14234); \ - const int16x8_t G_Rounder = vdupq_n_s16(8708); \ - const int16x8_t B_Rounder = vdupq_n_s16(-17685); \ - \ - /* Treat the first pixel in regular way */ \ - assert(top_y != NULL); \ - { \ - const int u0 = (top_u[0] + u_diag) >> 1; \ - const int v0 = (top_v[0] + v_diag) >> 1; \ - VP8YuvTo ## FMT(top_y[0], u0, v0, top_dst); \ - } \ - if (bottom_y != NULL) { \ - const int u0 = (cur_u[0] + u_diag) >> 1; \ - const int v0 = (cur_v[0] + v_diag) >> 1; \ - VP8YuvTo ## FMT(bottom_y[0], u0, v0, bottom_dst); \ - } \ - \ - for (block = 0; block < num_blocks; ++block) { \ - UPSAMPLE_16PIXELS(top_u, cur_u, r_uv); \ - UPSAMPLE_16PIXELS(top_v, cur_v, r_uv + 16); \ - CONVERT2RGB_8(FMT, XSTEP, top_y, bottom_y, r_uv, \ - top_dst, bottom_dst, 16 * block + 1, 16); \ - top_u += 8; \ - cur_u += 8; \ - top_v += 8; \ - cur_v += 8; \ - } \ - \ - UPSAMPLE_LAST_BLOCK(top_u, cur_u, leftover, r_uv); \ - UPSAMPLE_LAST_BLOCK(top_v, cur_v, leftover, r_uv + 16); \ - CONVERT2RGB_1(VP8YuvTo ## FMT, XSTEP, top_y, bottom_y, r_uv, \ - top_dst, bottom_dst, last_pos, len - last_pos); \ -} - -// NEON variants of the fancy upsampler. -NEON_UPSAMPLE_FUNC(UpsampleRgbLinePair, Rgb, 3) -NEON_UPSAMPLE_FUNC(UpsampleBgrLinePair, Bgr, 3) -NEON_UPSAMPLE_FUNC(UpsampleRgbaLinePair, Rgba, 4) -NEON_UPSAMPLE_FUNC(UpsampleBgraLinePair, Bgra, 4) -NEON_UPSAMPLE_FUNC(UpsampleArgbLinePair, Argb, 4) -NEON_UPSAMPLE_FUNC(UpsampleRgba4444LinePair, Rgba4444, 2) -NEON_UPSAMPLE_FUNC(UpsampleRgb565LinePair, Rgb565, 2) - -//------------------------------------------------------------------------------ -// Entry point - -extern WebPUpsampleLinePairFunc WebPUpsamplers[/* MODE_LAST */]; - -extern void WebPInitUpsamplersNEON(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersNEON(void) { - WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePair; - WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePair; - WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_ARGB] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_Argb] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_RGB_565] = UpsampleRgb565LinePair; - WebPUpsamplers[MODE_RGBA_4444] = UpsampleRgba4444LinePair; - WebPUpsamplers[MODE_rgbA_4444] = UpsampleRgba4444LinePair; -} - -#endif // FANCY_UPSAMPLING - -#endif // WEBP_USE_NEON - -#if !(defined(FANCY_UPSAMPLING) && defined(WEBP_USE_NEON)) -WEBP_DSP_INIT_STUB(WebPInitUpsamplersNEON) -#endif diff --git a/drivers/webp/dsp/upsampling_sse2.c b/drivers/webp/dsp/upsampling_sse2.c deleted file mode 100644 index b5b668900f..0000000000 --- a/drivers/webp/dsp/upsampling_sse2.c +++ /dev/null @@ -1,249 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 version of YUV to RGB upsampling functions. -// -// Author: somnath@google.com (Somnath Banerjee) - -#include "./dsp.h" - -#if defined(WEBP_USE_SSE2) - -#include <assert.h> -#include <emmintrin.h> -#include <string.h> -#include "./yuv.h" - -#ifdef FANCY_UPSAMPLING - -// We compute (9*a + 3*b + 3*c + d + 8) / 16 as follows -// u = (9*a + 3*b + 3*c + d + 8) / 16 -// = (a + (a + 3*b + 3*c + d) / 8 + 1) / 2 -// = (a + m + 1) / 2 -// where m = (a + 3*b + 3*c + d) / 8 -// = ((a + b + c + d) / 2 + b + c) / 4 -// -// Let's say k = (a + b + c + d) / 4. -// We can compute k as -// k = (s + t + 1) / 2 - ((a^d) | (b^c) | (s^t)) & 1 -// where s = (a + d + 1) / 2 and t = (b + c + 1) / 2 -// -// Then m can be written as -// m = (k + t + 1) / 2 - (((b^c) & (s^t)) | (k^t)) & 1 - -// Computes out = (k + in + 1) / 2 - ((ij & (s^t)) | (k^in)) & 1 -#define GET_M(ij, in, out) do { \ - const __m128i tmp0 = _mm_avg_epu8(k, (in)); /* (k + in + 1) / 2 */ \ - const __m128i tmp1 = _mm_and_si128((ij), st); /* (ij) & (s^t) */ \ - const __m128i tmp2 = _mm_xor_si128(k, (in)); /* (k^in) */ \ - const __m128i tmp3 = _mm_or_si128(tmp1, tmp2); /* ((ij) & (s^t)) | (k^in) */\ - const __m128i tmp4 = _mm_and_si128(tmp3, one); /* & 1 -> lsb_correction */ \ - (out) = _mm_sub_epi8(tmp0, tmp4); /* (k + in + 1) / 2 - lsb_correction */ \ -} while (0) - -// pack and store two alternating pixel rows -#define PACK_AND_STORE(a, b, da, db, out) do { \ - const __m128i t_a = _mm_avg_epu8(a, da); /* (9a + 3b + 3c + d + 8) / 16 */ \ - const __m128i t_b = _mm_avg_epu8(b, db); /* (3a + 9b + c + 3d + 8) / 16 */ \ - const __m128i t_1 = _mm_unpacklo_epi8(t_a, t_b); \ - const __m128i t_2 = _mm_unpackhi_epi8(t_a, t_b); \ - _mm_store_si128(((__m128i*)(out)) + 0, t_1); \ - _mm_store_si128(((__m128i*)(out)) + 1, t_2); \ -} while (0) - -// Loads 17 pixels each from rows r1 and r2 and generates 32 pixels. -#define UPSAMPLE_32PIXELS(r1, r2, out) { \ - const __m128i one = _mm_set1_epi8(1); \ - const __m128i a = _mm_loadu_si128((const __m128i*)&(r1)[0]); \ - const __m128i b = _mm_loadu_si128((const __m128i*)&(r1)[1]); \ - const __m128i c = _mm_loadu_si128((const __m128i*)&(r2)[0]); \ - const __m128i d = _mm_loadu_si128((const __m128i*)&(r2)[1]); \ - \ - const __m128i s = _mm_avg_epu8(a, d); /* s = (a + d + 1) / 2 */ \ - const __m128i t = _mm_avg_epu8(b, c); /* t = (b + c + 1) / 2 */ \ - const __m128i st = _mm_xor_si128(s, t); /* st = s^t */ \ - \ - const __m128i ad = _mm_xor_si128(a, d); /* ad = a^d */ \ - const __m128i bc = _mm_xor_si128(b, c); /* bc = b^c */ \ - \ - const __m128i t1 = _mm_or_si128(ad, bc); /* (a^d) | (b^c) */ \ - const __m128i t2 = _mm_or_si128(t1, st); /* (a^d) | (b^c) | (s^t) */ \ - const __m128i t3 = _mm_and_si128(t2, one); /* (a^d) | (b^c) | (s^t) & 1 */ \ - const __m128i t4 = _mm_avg_epu8(s, t); \ - const __m128i k = _mm_sub_epi8(t4, t3); /* k = (a + b + c + d) / 4 */ \ - __m128i diag1, diag2; \ - \ - GET_M(bc, t, diag1); /* diag1 = (a + 3b + 3c + d) / 8 */ \ - GET_M(ad, s, diag2); /* diag2 = (3a + b + c + 3d) / 8 */ \ - \ - /* pack the alternate pixels */ \ - PACK_AND_STORE(a, b, diag1, diag2, out + 0); /* store top */ \ - PACK_AND_STORE(c, d, diag2, diag1, out + 2 * 32); /* store bottom */ \ -} - -// Turn the macro into a function for reducing code-size when non-critical -static void Upsample32Pixels(const uint8_t r1[], const uint8_t r2[], - uint8_t* const out) { - UPSAMPLE_32PIXELS(r1, r2, out); -} - -#define UPSAMPLE_LAST_BLOCK(tb, bb, num_pixels, out) { \ - uint8_t r1[17], r2[17]; \ - memcpy(r1, (tb), (num_pixels)); \ - memcpy(r2, (bb), (num_pixels)); \ - /* replicate last byte */ \ - memset(r1 + (num_pixels), r1[(num_pixels) - 1], 17 - (num_pixels)); \ - memset(r2 + (num_pixels), r2[(num_pixels) - 1], 17 - (num_pixels)); \ - /* using the shared function instead of the macro saves ~3k code size */ \ - Upsample32Pixels(r1, r2, out); \ -} - -#define CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, \ - top_dst, bottom_dst, cur_x, num_pixels) { \ - int n; \ - for (n = 0; n < (num_pixels); ++n) { \ - FUNC(top_y[(cur_x) + n], r_u[n], r_v[n], \ - top_dst + ((cur_x) + n) * XSTEP); \ - } \ - if (bottom_y != NULL) { \ - for (n = 0; n < (num_pixels); ++n) { \ - FUNC(bottom_y[(cur_x) + n], r_u[64 + n], r_v[64 + n], \ - bottom_dst + ((cur_x) + n) * XSTEP); \ - } \ - } \ -} - -#define CONVERT2RGB_32(FUNC, XSTEP, top_y, bottom_y, \ - top_dst, bottom_dst, cur_x) do { \ - FUNC##32(top_y + (cur_x), r_u, r_v, top_dst + (cur_x) * XSTEP); \ - if (bottom_y != NULL) { \ - FUNC##32(bottom_y + (cur_x), r_u + 64, r_v + 64, \ - bottom_dst + (cur_x) * XSTEP); \ - } \ -} while (0) - -#define SSE2_UPSAMPLE_FUNC(FUNC_NAME, FUNC, XSTEP) \ -static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ - const uint8_t* top_u, const uint8_t* top_v, \ - const uint8_t* cur_u, const uint8_t* cur_v, \ - uint8_t* top_dst, uint8_t* bottom_dst, int len) { \ - int uv_pos, pos; \ - /* 16byte-aligned array to cache reconstructed u and v */ \ - uint8_t uv_buf[4 * 32 + 15]; \ - uint8_t* const r_u = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \ - uint8_t* const r_v = r_u + 32; \ - \ - assert(top_y != NULL); \ - { /* Treat the first pixel in regular way */ \ - const int u_diag = ((top_u[0] + cur_u[0]) >> 1) + 1; \ - const int v_diag = ((top_v[0] + cur_v[0]) >> 1) + 1; \ - const int u0_t = (top_u[0] + u_diag) >> 1; \ - const int v0_t = (top_v[0] + v_diag) >> 1; \ - FUNC(top_y[0], u0_t, v0_t, top_dst); \ - if (bottom_y != NULL) { \ - const int u0_b = (cur_u[0] + u_diag) >> 1; \ - const int v0_b = (cur_v[0] + v_diag) >> 1; \ - FUNC(bottom_y[0], u0_b, v0_b, bottom_dst); \ - } \ - } \ - /* For UPSAMPLE_32PIXELS, 17 u/v values must be read-able for each block */ \ - for (pos = 1, uv_pos = 0; pos + 32 + 1 <= len; pos += 32, uv_pos += 16) { \ - UPSAMPLE_32PIXELS(top_u + uv_pos, cur_u + uv_pos, r_u); \ - UPSAMPLE_32PIXELS(top_v + uv_pos, cur_v + uv_pos, r_v); \ - CONVERT2RGB_32(FUNC, XSTEP, top_y, bottom_y, top_dst, bottom_dst, pos); \ - } \ - if (len > 1) { \ - const int left_over = ((len + 1) >> 1) - (pos >> 1); \ - assert(left_over > 0); \ - UPSAMPLE_LAST_BLOCK(top_u + uv_pos, cur_u + uv_pos, left_over, r_u); \ - UPSAMPLE_LAST_BLOCK(top_v + uv_pos, cur_v + uv_pos, left_over, r_v); \ - CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, top_dst, bottom_dst, \ - pos, len - pos); \ - } \ -} - -// SSE2 variants of the fancy upsampler. -SSE2_UPSAMPLE_FUNC(UpsampleRgbLinePair, VP8YuvToRgb, 3) -SSE2_UPSAMPLE_FUNC(UpsampleBgrLinePair, VP8YuvToBgr, 3) -SSE2_UPSAMPLE_FUNC(UpsampleRgbaLinePair, VP8YuvToRgba, 4) -SSE2_UPSAMPLE_FUNC(UpsampleBgraLinePair, VP8YuvToBgra, 4) -SSE2_UPSAMPLE_FUNC(UpsampleArgbLinePair, VP8YuvToArgb, 4) -SSE2_UPSAMPLE_FUNC(UpsampleRgba4444LinePair, VP8YuvToRgba4444, 2) -SSE2_UPSAMPLE_FUNC(UpsampleRgb565LinePair, VP8YuvToRgb565, 2) - -#undef GET_M -#undef PACK_AND_STORE -#undef UPSAMPLE_32PIXELS -#undef UPSAMPLE_LAST_BLOCK -#undef CONVERT2RGB -#undef CONVERT2RGB_32 -#undef SSE2_UPSAMPLE_FUNC - -//------------------------------------------------------------------------------ -// Entry point - -extern WebPUpsampleLinePairFunc WebPUpsamplers[/* MODE_LAST */]; - -extern void WebPInitUpsamplersSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersSSE2(void) { - WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePair; - WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePair; - WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_ARGB] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePair; - WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePair; - WebPUpsamplers[MODE_Argb] = UpsampleArgbLinePair; - WebPUpsamplers[MODE_RGB_565] = UpsampleRgb565LinePair; - WebPUpsamplers[MODE_RGBA_4444] = UpsampleRgba4444LinePair; - WebPUpsamplers[MODE_rgbA_4444] = UpsampleRgba4444LinePair; -} - -#endif // FANCY_UPSAMPLING - -//------------------------------------------------------------------------------ - -extern WebPYUV444Converter WebPYUV444Converters[/* MODE_LAST */]; -extern void WebPInitYUV444ConvertersSSE2(void); - -#define YUV444_FUNC(FUNC_NAME, CALL, XSTEP) \ -extern void WebP##FUNC_NAME##C(const uint8_t* y, const uint8_t* u, \ - const uint8_t* v, uint8_t* dst, int len); \ -static void FUNC_NAME(const uint8_t* y, const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - int i; \ - const int max_len = len & ~31; \ - for (i = 0; i < max_len; i += 32) CALL(y + i, u + i, v + i, dst + i * XSTEP);\ - if (i < len) { /* C-fallback */ \ - WebP##FUNC_NAME##C(y + i, u + i, v + i, dst + i * XSTEP, len - i); \ - } \ -} - -YUV444_FUNC(Yuv444ToRgba, VP8YuvToRgba32, 4); -YUV444_FUNC(Yuv444ToBgra, VP8YuvToBgra32, 4); -YUV444_FUNC(Yuv444ToRgb, VP8YuvToRgb32, 3); -YUV444_FUNC(Yuv444ToBgr, VP8YuvToBgr32, 3); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitYUV444ConvertersSSE2(void) { - WebPYUV444Converters[MODE_RGBA] = Yuv444ToRgba; - WebPYUV444Converters[MODE_BGRA] = Yuv444ToBgra; - WebPYUV444Converters[MODE_RGB] = Yuv444ToRgb; - WebPYUV444Converters[MODE_BGR] = Yuv444ToBgr; -} - -#else - -WEBP_DSP_INIT_STUB(WebPInitYUV444ConvertersSSE2) - -#endif // WEBP_USE_SSE2 - -#if !(defined(FANCY_UPSAMPLING) && defined(WEBP_USE_SSE2)) -WEBP_DSP_INIT_STUB(WebPInitUpsamplersSSE2) -#endif diff --git a/drivers/webp/dsp/yuv.c b/drivers/webp/dsp/yuv.c deleted file mode 100644 index f50a253168..0000000000 --- a/drivers/webp/dsp/yuv.c +++ /dev/null @@ -1,280 +0,0 @@ -// Copyright 2010 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// YUV->RGB conversion functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./yuv.h" - -#if defined(WEBP_YUV_USE_TABLE) - -static int done = 0; - -static WEBP_INLINE uint8_t clip(int v, int max_value) { - return v < 0 ? 0 : v > max_value ? max_value : v; -} - -int16_t VP8kVToR[256], VP8kUToB[256]; -int32_t VP8kVToG[256], VP8kUToG[256]; -uint8_t VP8kClip[YUV_RANGE_MAX - YUV_RANGE_MIN]; -uint8_t VP8kClip4Bits[YUV_RANGE_MAX - YUV_RANGE_MIN]; - -WEBP_TSAN_IGNORE_FUNCTION void VP8YUVInit(void) { - int i; - if (done) { - return; - } -#ifndef USE_YUVj - for (i = 0; i < 256; ++i) { - VP8kVToR[i] = (89858 * (i - 128) + YUV_HALF) >> YUV_FIX; - VP8kUToG[i] = -22014 * (i - 128) + YUV_HALF; - VP8kVToG[i] = -45773 * (i - 128); - VP8kUToB[i] = (113618 * (i - 128) + YUV_HALF) >> YUV_FIX; - } - for (i = YUV_RANGE_MIN; i < YUV_RANGE_MAX; ++i) { - const int k = ((i - 16) * 76283 + YUV_HALF) >> YUV_FIX; - VP8kClip[i - YUV_RANGE_MIN] = clip(k, 255); - VP8kClip4Bits[i - YUV_RANGE_MIN] = clip((k + 8) >> 4, 15); - } -#else - for (i = 0; i < 256; ++i) { - VP8kVToR[i] = (91881 * (i - 128) + YUV_HALF) >> YUV_FIX; - VP8kUToG[i] = -22554 * (i - 128) + YUV_HALF; - VP8kVToG[i] = -46802 * (i - 128); - VP8kUToB[i] = (116130 * (i - 128) + YUV_HALF) >> YUV_FIX; - } - for (i = YUV_RANGE_MIN; i < YUV_RANGE_MAX; ++i) { - const int k = i; - VP8kClip[i - YUV_RANGE_MIN] = clip(k, 255); - VP8kClip4Bits[i - YUV_RANGE_MIN] = clip((k + 8) >> 4, 15); - } -#endif - - done = 1; -} - -#else - -WEBP_TSAN_IGNORE_FUNCTION void VP8YUVInit(void) {} - -#endif // WEBP_YUV_USE_TABLE - -//----------------------------------------------------------------------------- -// Plain-C version - -#define ROW_FUNC(FUNC_NAME, FUNC, XSTEP) \ -static void FUNC_NAME(const uint8_t* y, \ - const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - const uint8_t* const end = dst + (len & ~1) * XSTEP; \ - while (dst != end) { \ - FUNC(y[0], u[0], v[0], dst); \ - FUNC(y[1], u[0], v[0], dst + XSTEP); \ - y += 2; \ - ++u; \ - ++v; \ - dst += 2 * XSTEP; \ - } \ - if (len & 1) { \ - FUNC(y[0], u[0], v[0], dst); \ - } \ -} \ - -// All variants implemented. -ROW_FUNC(YuvToRgbRow, VP8YuvToRgb, 3) -ROW_FUNC(YuvToBgrRow, VP8YuvToBgr, 3) -ROW_FUNC(YuvToRgbaRow, VP8YuvToRgba, 4) -ROW_FUNC(YuvToBgraRow, VP8YuvToBgra, 4) -ROW_FUNC(YuvToArgbRow, VP8YuvToArgb, 4) -ROW_FUNC(YuvToRgba4444Row, VP8YuvToRgba4444, 2) -ROW_FUNC(YuvToRgb565Row, VP8YuvToRgb565, 2) - -#undef ROW_FUNC - -// Main call for processing a plane with a WebPSamplerRowFunc function: -void WebPSamplerProcessPlane(const uint8_t* y, int y_stride, - const uint8_t* u, const uint8_t* v, int uv_stride, - uint8_t* dst, int dst_stride, - int width, int height, WebPSamplerRowFunc func) { - int j; - for (j = 0; j < height; ++j) { - func(y, u, v, dst, width); - y += y_stride; - if (j & 1) { - u += uv_stride; - v += uv_stride; - } - dst += dst_stride; - } -} - -//----------------------------------------------------------------------------- -// Main call - -WebPSamplerRowFunc WebPSamplers[MODE_LAST]; - -extern void WebPInitSamplersSSE2(void); -extern void WebPInitSamplersMIPS32(void); -extern void WebPInitSamplersMIPSdspR2(void); - -static volatile VP8CPUInfo yuv_last_cpuinfo_used = - (VP8CPUInfo)&yuv_last_cpuinfo_used; - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplers(void) { - if (yuv_last_cpuinfo_used == VP8GetCPUInfo) return; - - WebPSamplers[MODE_RGB] = YuvToRgbRow; - WebPSamplers[MODE_RGBA] = YuvToRgbaRow; - WebPSamplers[MODE_BGR] = YuvToBgrRow; - WebPSamplers[MODE_BGRA] = YuvToBgraRow; - WebPSamplers[MODE_ARGB] = YuvToArgbRow; - WebPSamplers[MODE_RGBA_4444] = YuvToRgba4444Row; - WebPSamplers[MODE_RGB_565] = YuvToRgb565Row; - WebPSamplers[MODE_rgbA] = YuvToRgbaRow; - WebPSamplers[MODE_bgrA] = YuvToBgraRow; - WebPSamplers[MODE_Argb] = YuvToArgbRow; - WebPSamplers[MODE_rgbA_4444] = YuvToRgba4444Row; - - // If defined, use CPUInfo() to overwrite some pointers with faster versions. - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPInitSamplersSSE2(); - } -#endif // WEBP_USE_SSE2 -#if defined(WEBP_USE_MIPS32) - if (VP8GetCPUInfo(kMIPS32)) { - WebPInitSamplersMIPS32(); - } -#endif // WEBP_USE_MIPS32 -#if defined(WEBP_USE_MIPS_DSP_R2) - if (VP8GetCPUInfo(kMIPSdspR2)) { - WebPInitSamplersMIPSdspR2(); - } -#endif // WEBP_USE_MIPS_DSP_R2 - } - yuv_last_cpuinfo_used = VP8GetCPUInfo; -} - -//----------------------------------------------------------------------------- -// ARGB -> YUV converters - -static void ConvertARGBToY(const uint32_t* argb, uint8_t* y, int width) { - int i; - for (i = 0; i < width; ++i) { - const uint32_t p = argb[i]; - y[i] = VP8RGBToY((p >> 16) & 0xff, (p >> 8) & 0xff, (p >> 0) & 0xff, - YUV_HALF); - } -} - -void WebPConvertARGBToUV_C(const uint32_t* argb, uint8_t* u, uint8_t* v, - int src_width, int do_store) { - // No rounding. Last pixel is dealt with separately. - const int uv_width = src_width >> 1; - int i; - for (i = 0; i < uv_width; ++i) { - const uint32_t v0 = argb[2 * i + 0]; - const uint32_t v1 = argb[2 * i + 1]; - // VP8RGBToU/V expects four accumulated pixels. Hence we need to - // scale r/g/b value by a factor 2. We just shift v0/v1 one bit less. - const int r = ((v0 >> 15) & 0x1fe) + ((v1 >> 15) & 0x1fe); - const int g = ((v0 >> 7) & 0x1fe) + ((v1 >> 7) & 0x1fe); - const int b = ((v0 << 1) & 0x1fe) + ((v1 << 1) & 0x1fe); - const int tmp_u = VP8RGBToU(r, g, b, YUV_HALF << 2); - const int tmp_v = VP8RGBToV(r, g, b, YUV_HALF << 2); - if (do_store) { - u[i] = tmp_u; - v[i] = tmp_v; - } else { - // Approximated average-of-four. But it's an acceptable diff. - u[i] = (u[i] + tmp_u + 1) >> 1; - v[i] = (v[i] + tmp_v + 1) >> 1; - } - } - if (src_width & 1) { // last pixel - const uint32_t v0 = argb[2 * i + 0]; - const int r = (v0 >> 14) & 0x3fc; - const int g = (v0 >> 6) & 0x3fc; - const int b = (v0 << 2) & 0x3fc; - const int tmp_u = VP8RGBToU(r, g, b, YUV_HALF << 2); - const int tmp_v = VP8RGBToV(r, g, b, YUV_HALF << 2); - if (do_store) { - u[i] = tmp_u; - v[i] = tmp_v; - } else { - u[i] = (u[i] + tmp_u + 1) >> 1; - v[i] = (v[i] + tmp_v + 1) >> 1; - } - } -} - -//----------------------------------------------------------------------------- - -static void ConvertRGB24ToY(const uint8_t* rgb, uint8_t* y, int width) { - int i; - for (i = 0; i < width; ++i, rgb += 3) { - y[i] = VP8RGBToY(rgb[0], rgb[1], rgb[2], YUV_HALF); - } -} - -static void ConvertBGR24ToY(const uint8_t* bgr, uint8_t* y, int width) { - int i; - for (i = 0; i < width; ++i, bgr += 3) { - y[i] = VP8RGBToY(bgr[2], bgr[1], bgr[0], YUV_HALF); - } -} - -void WebPConvertRGBA32ToUV_C(const uint16_t* rgb, - uint8_t* u, uint8_t* v, int width) { - int i; - for (i = 0; i < width; i += 1, rgb += 4) { - const int r = rgb[0], g = rgb[1], b = rgb[2]; - u[i] = VP8RGBToU(r, g, b, YUV_HALF << 2); - v[i] = VP8RGBToV(r, g, b, YUV_HALF << 2); - } -} - -//----------------------------------------------------------------------------- - -void (*WebPConvertRGB24ToY)(const uint8_t* rgb, uint8_t* y, int width); -void (*WebPConvertBGR24ToY)(const uint8_t* bgr, uint8_t* y, int width); -void (*WebPConvertRGBA32ToUV)(const uint16_t* rgb, - uint8_t* u, uint8_t* v, int width); - -void (*WebPConvertARGBToY)(const uint32_t* argb, uint8_t* y, int width); -void (*WebPConvertARGBToUV)(const uint32_t* argb, uint8_t* u, uint8_t* v, - int src_width, int do_store); - -static volatile VP8CPUInfo rgba_to_yuv_last_cpuinfo_used = - (VP8CPUInfo)&rgba_to_yuv_last_cpuinfo_used; - -extern void WebPInitConvertARGBToYUVSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitConvertARGBToYUV(void) { - if (rgba_to_yuv_last_cpuinfo_used == VP8GetCPUInfo) return; - - WebPConvertARGBToY = ConvertARGBToY; - WebPConvertARGBToUV = WebPConvertARGBToUV_C; - - WebPConvertRGB24ToY = ConvertRGB24ToY; - WebPConvertBGR24ToY = ConvertBGR24ToY; - - WebPConvertRGBA32ToUV = WebPConvertRGBA32ToUV_C; - - if (VP8GetCPUInfo != NULL) { -#if defined(WEBP_USE_SSE2) - if (VP8GetCPUInfo(kSSE2)) { - WebPInitConvertARGBToYUVSSE2(); - } -#endif // WEBP_USE_SSE2 - } - rgba_to_yuv_last_cpuinfo_used = VP8GetCPUInfo; -} diff --git a/drivers/webp/dsp/yuv.h b/drivers/webp/dsp/yuv.h deleted file mode 100644 index 01c40fcb84..0000000000 --- a/drivers/webp/dsp/yuv.h +++ /dev/null @@ -1,238 +0,0 @@ -// Copyright 2010 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// inline YUV<->RGB conversion function -// -// The exact naming is Y'CbCr, following the ITU-R BT.601 standard. -// More information at: http://en.wikipedia.org/wiki/YCbCr -// Y = 0.2569 * R + 0.5044 * G + 0.0979 * B + 16 -// U = -0.1483 * R - 0.2911 * G + 0.4394 * B + 128 -// V = 0.4394 * R - 0.3679 * G - 0.0715 * B + 128 -// We use 16bit fixed point operations for RGB->YUV conversion (YUV_FIX). -// -// For the Y'CbCr to RGB conversion, the BT.601 specification reads: -// R = 1.164 * (Y-16) + 1.596 * (V-128) -// G = 1.164 * (Y-16) - 0.813 * (V-128) - 0.391 * (U-128) -// B = 1.164 * (Y-16) + 2.018 * (U-128) -// where Y is in the [16,235] range, and U/V in the [16,240] range. -// -// The fixed-point implementation used here is: -// R = (19077 . y + 26149 . v - 14234) >> 6 -// G = (19077 . y - 6419 . u - 13320 . v + 8708) >> 6 -// B = (19077 . y + 33050 . u - 17685) >> 6 -// where the '.' operator is the mulhi_epu16 variant: -// a . b = ((a << 8) * b) >> 16 -// that preserves 8 bits of fractional precision before final descaling. - -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_DSP_YUV_H_ -#define WEBP_DSP_YUV_H_ - -#include "./dsp.h" -#include "../dec/decode_vp8.h" - -#if defined(WEBP_EXPERIMENTAL_FEATURES) -// Do NOT activate this feature for real compression. This is only experimental! -// This flag is for comparison purpose against JPEG's "YUVj" natural colorspace. -// This colorspace is close to Rec.601's Y'CbCr model with the notable -// difference of allowing larger range for luma/chroma. -// See http://en.wikipedia.org/wiki/YCbCr#JPEG_conversion paragraph, and its -// difference with http://en.wikipedia.org/wiki/YCbCr#ITU-R_BT.601_conversion -// #define USE_YUVj -#endif - -//------------------------------------------------------------------------------ -// YUV -> RGB conversion - -#ifdef __cplusplus -extern "C" { -#endif - -enum { - YUV_FIX = 16, // fixed-point precision for RGB->YUV - YUV_HALF = 1 << (YUV_FIX - 1), - YUV_MASK = (256 << YUV_FIX) - 1, - YUV_RANGE_MIN = -227, // min value of r/g/b output - YUV_RANGE_MAX = 256 + 226, // max value of r/g/b output - - YUV_FIX2 = 6, // fixed-point precision for YUV->RGB - YUV_HALF2 = 1 << YUV_FIX2 >> 1, - YUV_MASK2 = (256 << YUV_FIX2) - 1 -}; - -//------------------------------------------------------------------------------ -// slower on x86 by ~7-8%, but bit-exact with the SSE2/NEON version - -static WEBP_INLINE int MultHi(int v, int coeff) { // _mm_mulhi_epu16 emulation - return (v * coeff) >> 8; -} - -static WEBP_INLINE int VP8Clip8(int v) { - return ((v & ~YUV_MASK2) == 0) ? (v >> YUV_FIX2) : (v < 0) ? 0 : 255; -} - -static WEBP_INLINE int VP8YUVToR(int y, int v) { - return VP8Clip8(MultHi(y, 19077) + MultHi(v, 26149) - 14234); -} - -static WEBP_INLINE int VP8YUVToG(int y, int u, int v) { - return VP8Clip8(MultHi(y, 19077) - MultHi(u, 6419) - MultHi(v, 13320) + 8708); -} - -static WEBP_INLINE int VP8YUVToB(int y, int u) { - return VP8Clip8(MultHi(y, 19077) + MultHi(u, 33050) - 17685); -} - -static WEBP_INLINE void VP8YuvToRgb(int y, int u, int v, - uint8_t* const rgb) { - rgb[0] = VP8YUVToR(y, v); - rgb[1] = VP8YUVToG(y, u, v); - rgb[2] = VP8YUVToB(y, u); -} - -static WEBP_INLINE void VP8YuvToBgr(int y, int u, int v, - uint8_t* const bgr) { - bgr[0] = VP8YUVToB(y, u); - bgr[1] = VP8YUVToG(y, u, v); - bgr[2] = VP8YUVToR(y, v); -} - -static WEBP_INLINE void VP8YuvToRgb565(int y, int u, int v, - uint8_t* const rgb) { - const int r = VP8YUVToR(y, v); // 5 usable bits - const int g = VP8YUVToG(y, u, v); // 6 usable bits - const int b = VP8YUVToB(y, u); // 5 usable bits - const int rg = (r & 0xf8) | (g >> 5); - const int gb = ((g << 3) & 0xe0) | (b >> 3); -#ifdef WEBP_SWAP_16BIT_CSP - rgb[0] = gb; - rgb[1] = rg; -#else - rgb[0] = rg; - rgb[1] = gb; -#endif -} - -static WEBP_INLINE void VP8YuvToRgba4444(int y, int u, int v, - uint8_t* const argb) { - const int r = VP8YUVToR(y, v); // 4 usable bits - const int g = VP8YUVToG(y, u, v); // 4 usable bits - const int b = VP8YUVToB(y, u); // 4 usable bits - const int rg = (r & 0xf0) | (g >> 4); - const int ba = (b & 0xf0) | 0x0f; // overwrite the lower 4 bits -#ifdef WEBP_SWAP_16BIT_CSP - argb[0] = ba; - argb[1] = rg; -#else - argb[0] = rg; - argb[1] = ba; -#endif -} - -//----------------------------------------------------------------------------- -// Alpha handling variants - -static WEBP_INLINE void VP8YuvToArgb(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const argb) { - argb[0] = 0xff; - VP8YuvToRgb(y, u, v, argb + 1); -} - -static WEBP_INLINE void VP8YuvToBgra(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const bgra) { - VP8YuvToBgr(y, u, v, bgra); - bgra[3] = 0xff; -} - -static WEBP_INLINE void VP8YuvToRgba(uint8_t y, uint8_t u, uint8_t v, - uint8_t* const rgba) { - VP8YuvToRgb(y, u, v, rgba); - rgba[3] = 0xff; -} - -// Must be called before everything, to initialize the tables. -void VP8YUVInit(void); - -//----------------------------------------------------------------------------- -// SSE2 extra functions (mostly for upsampling_sse2.c) - -#if defined(WEBP_USE_SSE2) - -// Process 32 pixels and store the result (16b, 24b or 32b per pixel) in *dst. -void VP8YuvToRgba32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToRgb32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToBgra32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToBgr32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToArgb32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToRgba444432(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); -void VP8YuvToRgb56532(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst); - -#endif // WEBP_USE_SSE2 - -//------------------------------------------------------------------------------ -// RGB -> YUV conversion - -// Stub functions that can be called with various rounding values: -static WEBP_INLINE int VP8ClipUV(int uv, int rounding) { - uv = (uv + rounding + (128 << (YUV_FIX + 2))) >> (YUV_FIX + 2); - return ((uv & ~0xff) == 0) ? uv : (uv < 0) ? 0 : 255; -} - -#ifndef USE_YUVj - -static WEBP_INLINE int VP8RGBToY(int r, int g, int b, int rounding) { - const int luma = 16839 * r + 33059 * g + 6420 * b; - return (luma + rounding + (16 << YUV_FIX)) >> YUV_FIX; // no need to clip -} - -static WEBP_INLINE int VP8RGBToU(int r, int g, int b, int rounding) { - const int u = -9719 * r - 19081 * g + 28800 * b; - return VP8ClipUV(u, rounding); -} - -static WEBP_INLINE int VP8RGBToV(int r, int g, int b, int rounding) { - const int v = +28800 * r - 24116 * g - 4684 * b; - return VP8ClipUV(v, rounding); -} - -#else - -// This JPEG-YUV colorspace, only for comparison! -// These are also 16bit precision coefficients from Rec.601, but with full -// [0..255] output range. -static WEBP_INLINE int VP8RGBToY(int r, int g, int b, int rounding) { - const int luma = 19595 * r + 38470 * g + 7471 * b; - return (luma + rounding) >> YUV_FIX; // no need to clip -} - -static WEBP_INLINE int VP8RGBToU(int r, int g, int b, int rounding) { - const int u = -11058 * r - 21710 * g + 32768 * b; - return VP8ClipUV(u, rounding); -} - -static WEBP_INLINE int VP8RGBToV(int r, int g, int b, int rounding) { - const int v = 32768 * r - 27439 * g - 5329 * b; - return VP8ClipUV(v, rounding); -} - -#endif // USE_YUVj - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_DSP_YUV_H_ */ diff --git a/drivers/webp/dsp/yuv_mips32.c b/drivers/webp/dsp/yuv_mips32.c deleted file mode 100644 index e61aac571f..0000000000 --- a/drivers/webp/dsp/yuv_mips32.c +++ /dev/null @@ -1,103 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS version of YUV to RGB upsampling functions. -// -// Author(s): Djordje Pesut (djordje.pesut@imgtec.com) -// Jovan Zelincevic (jovan.zelincevic@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS32) - -#include "./yuv.h" - -//------------------------------------------------------------------------------ -// simple point-sampling - -#define ROW_FUNC(FUNC_NAME, XSTEP, R, G, B, A) \ -static void FUNC_NAME(const uint8_t* y, \ - const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - int i, r, g, b; \ - int temp0, temp1, temp2, temp3, temp4; \ - for (i = 0; i < (len >> 1); i++) { \ - temp1 = MultHi(v[0], 26149); \ - temp3 = MultHi(v[0], 13320); \ - temp2 = MultHi(u[0], 6419); \ - temp4 = MultHi(u[0], 33050); \ - temp0 = MultHi(y[0], 19077); \ - temp1 -= 14234; \ - temp3 -= 8708; \ - temp2 += temp3; \ - temp4 -= 17685; \ - r = VP8Clip8(temp0 + temp1); \ - g = VP8Clip8(temp0 - temp2); \ - b = VP8Clip8(temp0 + temp4); \ - temp0 = MultHi(y[1], 19077); \ - dst[R] = r; \ - dst[G] = g; \ - dst[B] = b; \ - if (A) dst[A] = 0xff; \ - r = VP8Clip8(temp0 + temp1); \ - g = VP8Clip8(temp0 - temp2); \ - b = VP8Clip8(temp0 + temp4); \ - dst[R + XSTEP] = r; \ - dst[G + XSTEP] = g; \ - dst[B + XSTEP] = b; \ - if (A) dst[A + XSTEP] = 0xff; \ - y += 2; \ - ++u; \ - ++v; \ - dst += 2 * XSTEP; \ - } \ - if (len & 1) { \ - temp1 = MultHi(v[0], 26149); \ - temp3 = MultHi(v[0], 13320); \ - temp2 = MultHi(u[0], 6419); \ - temp4 = MultHi(u[0], 33050); \ - temp0 = MultHi(y[0], 19077); \ - temp1 -= 14234; \ - temp3 -= 8708; \ - temp2 += temp3; \ - temp4 -= 17685; \ - r = VP8Clip8(temp0 + temp1); \ - g = VP8Clip8(temp0 - temp2); \ - b = VP8Clip8(temp0 + temp4); \ - dst[R] = r; \ - dst[G] = g; \ - dst[B] = b; \ - if (A) dst[A] = 0xff; \ - } \ -} - -ROW_FUNC(YuvToRgbRow, 3, 0, 1, 2, 0) -ROW_FUNC(YuvToRgbaRow, 4, 0, 1, 2, 3) -ROW_FUNC(YuvToBgrRow, 3, 2, 1, 0, 0) -ROW_FUNC(YuvToBgraRow, 4, 2, 1, 0, 3) - -#undef ROW_FUNC - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitSamplersMIPS32(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplersMIPS32(void) { - WebPSamplers[MODE_RGB] = YuvToRgbRow; - WebPSamplers[MODE_RGBA] = YuvToRgbaRow; - WebPSamplers[MODE_BGR] = YuvToBgrRow; - WebPSamplers[MODE_BGRA] = YuvToBgraRow; -} - -#else // !WEBP_USE_MIPS32 - -WEBP_DSP_INIT_STUB(WebPInitSamplersMIPS32) - -#endif // WEBP_USE_MIPS32 diff --git a/drivers/webp/dsp/yuv_mips_dsp_r2.c b/drivers/webp/dsp/yuv_mips_dsp_r2.c deleted file mode 100644 index 1720d4190f..0000000000 --- a/drivers/webp/dsp/yuv_mips_dsp_r2.c +++ /dev/null @@ -1,134 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// MIPS DSPr2 version of YUV to RGB upsampling functions. -// -// Author(s): Branimir Vasic (branimir.vasic@imgtec.com) -// Djordje Pesut (djordje.pesut@imgtec.com) - -#include "./dsp.h" - -#if defined(WEBP_USE_MIPS_DSP_R2) - -#include "./yuv.h" - -//------------------------------------------------------------------------------ -// simple point-sampling - -#define ROW_FUNC_PART_1() \ - "lbu %[temp3], 0(%[v]) \n\t" \ - "lbu %[temp4], 0(%[u]) \n\t" \ - "lbu %[temp0], 0(%[y]) \n\t" \ - "mul %[temp1], %[t_con_1], %[temp3] \n\t" \ - "mul %[temp3], %[t_con_2], %[temp3] \n\t" \ - "mul %[temp2], %[t_con_3], %[temp4] \n\t" \ - "mul %[temp4], %[t_con_4], %[temp4] \n\t" \ - "mul %[temp0], %[t_con_5], %[temp0] \n\t" \ - "subu %[temp1], %[temp1], %[t_con_6] \n\t" \ - "subu %[temp3], %[temp3], %[t_con_7] \n\t" \ - "addu %[temp2], %[temp2], %[temp3] \n\t" \ - "subu %[temp4], %[temp4], %[t_con_8] \n\t" \ - -#define ROW_FUNC_PART_2(R, G, B, K) \ - "addu %[temp5], %[temp0], %[temp1] \n\t" \ - "subu %[temp6], %[temp0], %[temp2] \n\t" \ - "addu %[temp7], %[temp0], %[temp4] \n\t" \ -".if " #K " \n\t" \ - "lbu %[temp0], 1(%[y]) \n\t" \ -".endif \n\t" \ - "shll_s.w %[temp5], %[temp5], 17 \n\t" \ - "shll_s.w %[temp6], %[temp6], 17 \n\t" \ -".if " #K " \n\t" \ - "mul %[temp0], %[t_con_5], %[temp0] \n\t" \ -".endif \n\t" \ - "shll_s.w %[temp7], %[temp7], 17 \n\t" \ - "precrqu_s.qb.ph %[temp5], %[temp5], $zero \n\t" \ - "precrqu_s.qb.ph %[temp6], %[temp6], $zero \n\t" \ - "precrqu_s.qb.ph %[temp7], %[temp7], $zero \n\t" \ - "srl %[temp5], %[temp5], 24 \n\t" \ - "srl %[temp6], %[temp6], 24 \n\t" \ - "srl %[temp7], %[temp7], 24 \n\t" \ - "sb %[temp5], " #R "(%[dst]) \n\t" \ - "sb %[temp6], " #G "(%[dst]) \n\t" \ - "sb %[temp7], " #B "(%[dst]) \n\t" \ - -#define ASM_CLOBBER_LIST() \ - : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), \ - [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), \ - [temp6]"=&r"(temp6), [temp7]"=&r"(temp7) \ - : [t_con_1]"r"(t_con_1), [t_con_2]"r"(t_con_2), [t_con_3]"r"(t_con_3), \ - [t_con_4]"r"(t_con_4), [t_con_5]"r"(t_con_5), [t_con_6]"r"(t_con_6), \ - [u]"r"(u), [v]"r"(v), [y]"r"(y), [dst]"r"(dst), \ - [t_con_7]"r"(t_con_7), [t_con_8]"r"(t_con_8) \ - : "memory", "hi", "lo" \ - -#define ROW_FUNC(FUNC_NAME, XSTEP, R, G, B, A) \ -static void FUNC_NAME(const uint8_t* y, \ - const uint8_t* u, const uint8_t* v, \ - uint8_t* dst, int len) { \ - int i; \ - uint32_t temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; \ - const int t_con_1 = 26149; \ - const int t_con_2 = 13320; \ - const int t_con_3 = 6419; \ - const int t_con_4 = 33050; \ - const int t_con_5 = 19077; \ - const int t_con_6 = 14234; \ - const int t_con_7 = 8708; \ - const int t_con_8 = 17685; \ - for (i = 0; i < (len >> 1); i++) { \ - __asm__ volatile ( \ - ROW_FUNC_PART_1() \ - ROW_FUNC_PART_2(R, G, B, 1) \ - ROW_FUNC_PART_2(R + XSTEP, G + XSTEP, B + XSTEP, 0) \ - ASM_CLOBBER_LIST() \ - ); \ - if (A) dst[A] = dst[A + XSTEP] = 0xff; \ - y += 2; \ - ++u; \ - ++v; \ - dst += 2 * XSTEP; \ - } \ - if (len & 1) { \ - __asm__ volatile ( \ - ROW_FUNC_PART_1() \ - ROW_FUNC_PART_2(R, G, B, 0) \ - ASM_CLOBBER_LIST() \ - ); \ - if (A) dst[A] = 0xff; \ - } \ -} - -ROW_FUNC(YuvToRgbRow, 3, 0, 1, 2, 0) -ROW_FUNC(YuvToRgbaRow, 4, 0, 1, 2, 3) -ROW_FUNC(YuvToBgrRow, 3, 2, 1, 0, 0) -ROW_FUNC(YuvToBgraRow, 4, 2, 1, 0, 3) - -#undef ROW_FUNC -#undef ASM_CLOBBER_LIST -#undef ROW_FUNC_PART_2 -#undef ROW_FUNC_PART_1 - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitSamplersMIPSdspR2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplersMIPSdspR2(void) { - WebPSamplers[MODE_RGB] = YuvToRgbRow; - WebPSamplers[MODE_RGBA] = YuvToRgbaRow; - WebPSamplers[MODE_BGR] = YuvToBgrRow; - WebPSamplers[MODE_BGRA] = YuvToBgraRow; -} - -#else // !WEBP_USE_MIPS_DSP_R2 - -WEBP_DSP_INIT_STUB(WebPInitSamplersMIPSdspR2) - -#endif // WEBP_USE_MIPS_DSP_R2 diff --git a/drivers/webp/dsp/yuv_sse2.c b/drivers/webp/dsp/yuv_sse2.c deleted file mode 100644 index e19bddff6c..0000000000 --- a/drivers/webp/dsp/yuv_sse2.c +++ /dev/null @@ -1,775 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// YUV->RGB conversion functions -// -// Author: Skal (pascal.massimino@gmail.com) - -#include "./yuv.h" - -#if defined(WEBP_USE_SSE2) - -#include <emmintrin.h> - -//----------------------------------------------------------------------------- -// Convert spans of 32 pixels to various RGB formats for the fancy upsampler. - -// These constants are 14b fixed-point version of ITU-R BT.601 constants. -// R = (19077 * y + 26149 * v - 14234) >> 6 -// G = (19077 * y - 6419 * u - 13320 * v + 8708) >> 6 -// B = (19077 * y + 33050 * u - 17685) >> 6 -static void ConvertYUV444ToRGB(const __m128i* const Y0, - const __m128i* const U0, - const __m128i* const V0, - __m128i* const R, - __m128i* const G, - __m128i* const B) { - const __m128i k19077 = _mm_set1_epi16(19077); - const __m128i k26149 = _mm_set1_epi16(26149); - const __m128i k14234 = _mm_set1_epi16(14234); - // 33050 doesn't fit in a signed short: only use this with unsigned arithmetic - const __m128i k33050 = _mm_set1_epi16((short)33050); - const __m128i k17685 = _mm_set1_epi16(17685); - const __m128i k6419 = _mm_set1_epi16(6419); - const __m128i k13320 = _mm_set1_epi16(13320); - const __m128i k8708 = _mm_set1_epi16(8708); - - const __m128i Y1 = _mm_mulhi_epu16(*Y0, k19077); - - const __m128i R0 = _mm_mulhi_epu16(*V0, k26149); - const __m128i R1 = _mm_sub_epi16(Y1, k14234); - const __m128i R2 = _mm_add_epi16(R1, R0); - - const __m128i G0 = _mm_mulhi_epu16(*U0, k6419); - const __m128i G1 = _mm_mulhi_epu16(*V0, k13320); - const __m128i G2 = _mm_add_epi16(Y1, k8708); - const __m128i G3 = _mm_add_epi16(G0, G1); - const __m128i G4 = _mm_sub_epi16(G2, G3); - - // be careful with the saturated *unsigned* arithmetic here! - const __m128i B0 = _mm_mulhi_epu16(*U0, k33050); - const __m128i B1 = _mm_adds_epu16(B0, Y1); - const __m128i B2 = _mm_subs_epu16(B1, k17685); - - // use logical shift for B2, which can be larger than 32767 - *R = _mm_srai_epi16(R2, 6); // range: [-14234, 30815] - *G = _mm_srai_epi16(G4, 6); // range: [-10953, 27710] - *B = _mm_srli_epi16(B2, 6); // range: [0, 34238] -} - -// Load the bytes into the *upper* part of 16b words. That's "<< 8", basically. -static WEBP_INLINE __m128i Load_HI_16(const uint8_t* src) { - const __m128i zero = _mm_setzero_si128(); - return _mm_unpacklo_epi8(zero, _mm_loadl_epi64((const __m128i*)src)); -} - -// Load and replicate the U/V samples -static WEBP_INLINE __m128i Load_UV_HI_8(const uint8_t* src) { - const __m128i zero = _mm_setzero_si128(); - const __m128i tmp0 = _mm_cvtsi32_si128(*(const uint32_t*)src); - const __m128i tmp1 = _mm_unpacklo_epi8(zero, tmp0); - return _mm_unpacklo_epi16(tmp1, tmp1); // replicate samples -} - -// Convert 32 samples of YUV444 to R/G/B -static void YUV444ToRGB(const uint8_t* const y, - const uint8_t* const u, - const uint8_t* const v, - __m128i* const R, __m128i* const G, __m128i* const B) { - const __m128i Y0 = Load_HI_16(y), U0 = Load_HI_16(u), V0 = Load_HI_16(v); - ConvertYUV444ToRGB(&Y0, &U0, &V0, R, G, B); -} - -// Convert 32 samples of YUV420 to R/G/B -static void YUV420ToRGB(const uint8_t* const y, - const uint8_t* const u, - const uint8_t* const v, - __m128i* const R, __m128i* const G, __m128i* const B) { - const __m128i Y0 = Load_HI_16(y), U0 = Load_UV_HI_8(u), V0 = Load_UV_HI_8(v); - ConvertYUV444ToRGB(&Y0, &U0, &V0, R, G, B); -} - -// Pack R/G/B/A results into 32b output. -static WEBP_INLINE void PackAndStore4(const __m128i* const R, - const __m128i* const G, - const __m128i* const B, - const __m128i* const A, - uint8_t* const dst) { - const __m128i rb = _mm_packus_epi16(*R, *B); - const __m128i ga = _mm_packus_epi16(*G, *A); - const __m128i rg = _mm_unpacklo_epi8(rb, ga); - const __m128i ba = _mm_unpackhi_epi8(rb, ga); - const __m128i RGBA_lo = _mm_unpacklo_epi16(rg, ba); - const __m128i RGBA_hi = _mm_unpackhi_epi16(rg, ba); - _mm_storeu_si128((__m128i*)(dst + 0), RGBA_lo); - _mm_storeu_si128((__m128i*)(dst + 16), RGBA_hi); -} - -// Pack R/G/B/A results into 16b output. -static WEBP_INLINE void PackAndStore4444(const __m128i* const R, - const __m128i* const G, - const __m128i* const B, - const __m128i* const A, - uint8_t* const dst) { -#if !defined(WEBP_SWAP_16BIT_CSP) - const __m128i rg0 = _mm_packus_epi16(*R, *G); - const __m128i ba0 = _mm_packus_epi16(*B, *A); -#else - const __m128i rg0 = _mm_packus_epi16(*B, *A); - const __m128i ba0 = _mm_packus_epi16(*R, *G); -#endif - const __m128i mask_0xf0 = _mm_set1_epi8(0xf0); - const __m128i rb1 = _mm_unpacklo_epi8(rg0, ba0); // rbrbrbrbrb... - const __m128i ga1 = _mm_unpackhi_epi8(rg0, ba0); // gagagagaga... - const __m128i rb2 = _mm_and_si128(rb1, mask_0xf0); - const __m128i ga2 = _mm_srli_epi16(_mm_and_si128(ga1, mask_0xf0), 4); - const __m128i rgba4444 = _mm_or_si128(rb2, ga2); - _mm_storeu_si128((__m128i*)dst, rgba4444); -} - -// Pack R/G/B results into 16b output. -static WEBP_INLINE void PackAndStore565(const __m128i* const R, - const __m128i* const G, - const __m128i* const B, - uint8_t* const dst) { - const __m128i r0 = _mm_packus_epi16(*R, *R); - const __m128i g0 = _mm_packus_epi16(*G, *G); - const __m128i b0 = _mm_packus_epi16(*B, *B); - const __m128i r1 = _mm_and_si128(r0, _mm_set1_epi8(0xf8)); - const __m128i b1 = _mm_and_si128(_mm_srli_epi16(b0, 3), _mm_set1_epi8(0x1f)); - const __m128i g1 = _mm_srli_epi16(_mm_and_si128(g0, _mm_set1_epi8(0xe0)), 5); - const __m128i g2 = _mm_slli_epi16(_mm_and_si128(g0, _mm_set1_epi8(0x1c)), 3); - const __m128i rg = _mm_or_si128(r1, g1); - const __m128i gb = _mm_or_si128(g2, b1); -#if !defined(WEBP_SWAP_16BIT_CSP) - const __m128i rgb565 = _mm_unpacklo_epi8(rg, gb); -#else - const __m128i rgb565 = _mm_unpacklo_epi8(gb, rg); -#endif - _mm_storeu_si128((__m128i*)dst, rgb565); -} - -// Function used several times in PlanarTo24b. -// It samples the in buffer as follows: one every two unsigned char is stored -// at the beginning of the buffer, while the other half is stored at the end. -static WEBP_INLINE void PlanarTo24bHelper(const __m128i* const in /*in[6]*/, - __m128i* const out /*out[6]*/) { - const __m128i v_mask = _mm_set1_epi16(0x00ff); - - // Take one every two upper 8b values. - out[0] = _mm_packus_epi16(_mm_and_si128(in[0], v_mask), - _mm_and_si128(in[1], v_mask)); - out[1] = _mm_packus_epi16(_mm_and_si128(in[2], v_mask), - _mm_and_si128(in[3], v_mask)); - out[2] = _mm_packus_epi16(_mm_and_si128(in[4], v_mask), - _mm_and_si128(in[5], v_mask)); - // Take one every two lower 8b values. - out[3] = _mm_packus_epi16(_mm_srli_epi16(in[0], 8), _mm_srli_epi16(in[1], 8)); - out[4] = _mm_packus_epi16(_mm_srli_epi16(in[2], 8), _mm_srli_epi16(in[3], 8)); - out[5] = _mm_packus_epi16(_mm_srli_epi16(in[4], 8), _mm_srli_epi16(in[5], 8)); -} - -// Pack the planar buffers -// rrrr... rrrr... gggg... gggg... bbbb... bbbb.... -// triplet by triplet in the output buffer rgb as rgbrgbrgbrgb ... -static WEBP_INLINE void PlanarTo24b(__m128i* const in /*in[6]*/, uint8_t* rgb) { - // The input is 6 registers of sixteen 8b but for the sake of explanation, - // let's take 6 registers of four 8b values. - // To pack, we will keep taking one every two 8b integer and move it - // around as follows: - // Input: - // r0r1r2r3 | r4r5r6r7 | g0g1g2g3 | g4g5g6g7 | b0b1b2b3 | b4b5b6b7 - // Split the 6 registers in two sets of 3 registers: the first set as the even - // 8b bytes, the second the odd ones: - // r0r2r4r6 | g0g2g4g6 | b0b2b4b6 | r1r3r5r7 | g1g3g5g7 | b1b3b5b7 - // Repeat the same permutations twice more: - // r0r4g0g4 | b0b4r1r5 | g1g5b1b5 | r2r6g2g6 | b2b6r3r7 | g3g7b3b7 - // r0g0b0r1 | g1b1r2g2 | b2r3g3b3 | r4g4b4r5 | g5b5r6g6 | b6r7g7b7 - __m128i tmp[6]; - PlanarTo24bHelper(in, tmp); - PlanarTo24bHelper(tmp, in); - PlanarTo24bHelper(in, tmp); - // We need to do it two more times than the example as we have sixteen bytes. - PlanarTo24bHelper(tmp, in); - PlanarTo24bHelper(in, tmp); - - _mm_storeu_si128((__m128i*)(rgb + 0), tmp[0]); - _mm_storeu_si128((__m128i*)(rgb + 16), tmp[1]); - _mm_storeu_si128((__m128i*)(rgb + 32), tmp[2]); - _mm_storeu_si128((__m128i*)(rgb + 48), tmp[3]); - _mm_storeu_si128((__m128i*)(rgb + 64), tmp[4]); - _mm_storeu_si128((__m128i*)(rgb + 80), tmp[5]); -} -#undef MK_UINT32 - -void VP8YuvToRgba32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n < 32; n += 8, dst += 32) { - __m128i R, G, B; - YUV444ToRGB(y + n, u + n, v + n, &R, &G, &B); - PackAndStore4(&R, &G, &B, &kAlpha, dst); - } -} - -void VP8YuvToBgra32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n < 32; n += 8, dst += 32) { - __m128i R, G, B; - YUV444ToRGB(y + n, u + n, v + n, &R, &G, &B); - PackAndStore4(&B, &G, &R, &kAlpha, dst); - } -} - -void VP8YuvToArgb32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n < 32; n += 8, dst += 32) { - __m128i R, G, B; - YUV444ToRGB(y + n, u + n, v + n, &R, &G, &B); - PackAndStore4(&kAlpha, &R, &G, &B, dst); - } -} - -void VP8YuvToRgba444432(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n < 32; n += 8, dst += 16) { - __m128i R, G, B; - YUV444ToRGB(y + n, u + n, v + n, &R, &G, &B); - PackAndStore4444(&R, &G, &B, &kAlpha, dst); - } -} - -void VP8YuvToRgb56532(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - int n; - for (n = 0; n < 32; n += 8, dst += 16) { - __m128i R, G, B; - YUV444ToRGB(y + n, u + n, v + n, &R, &G, &B); - PackAndStore565(&R, &G, &B, dst); - } -} - -void VP8YuvToRgb32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - __m128i R0, R1, R2, R3, G0, G1, G2, G3, B0, B1, B2, B3; - __m128i rgb[6]; - - YUV444ToRGB(y + 0, u + 0, v + 0, &R0, &G0, &B0); - YUV444ToRGB(y + 8, u + 8, v + 8, &R1, &G1, &B1); - YUV444ToRGB(y + 16, u + 16, v + 16, &R2, &G2, &B2); - YUV444ToRGB(y + 24, u + 24, v + 24, &R3, &G3, &B3); - - // Cast to 8b and store as RRRRGGGGBBBB. - rgb[0] = _mm_packus_epi16(R0, R1); - rgb[1] = _mm_packus_epi16(R2, R3); - rgb[2] = _mm_packus_epi16(G0, G1); - rgb[3] = _mm_packus_epi16(G2, G3); - rgb[4] = _mm_packus_epi16(B0, B1); - rgb[5] = _mm_packus_epi16(B2, B3); - - // Pack as RGBRGBRGBRGB. - PlanarTo24b(rgb, dst); -} - -void VP8YuvToBgr32(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst) { - __m128i R0, R1, R2, R3, G0, G1, G2, G3, B0, B1, B2, B3; - __m128i bgr[6]; - - YUV444ToRGB(y + 0, u + 0, v + 0, &R0, &G0, &B0); - YUV444ToRGB(y + 8, u + 8, v + 8, &R1, &G1, &B1); - YUV444ToRGB(y + 16, u + 16, v + 16, &R2, &G2, &B2); - YUV444ToRGB(y + 24, u + 24, v + 24, &R3, &G3, &B3); - - // Cast to 8b and store as BBBBGGGGRRRR. - bgr[0] = _mm_packus_epi16(B0, B1); - bgr[1] = _mm_packus_epi16(B2, B3); - bgr[2] = _mm_packus_epi16(G0, G1); - bgr[3] = _mm_packus_epi16(G2, G3); - bgr[4] = _mm_packus_epi16(R0, R1); - bgr[5] = _mm_packus_epi16(R2, R3); - - // Pack as BGRBGRBGRBGR. - PlanarTo24b(bgr, dst); -} - -//----------------------------------------------------------------------------- -// Arbitrary-length row conversion functions - -static void YuvToRgbaRow(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n + 8 <= len; n += 8, dst += 32) { - __m128i R, G, B; - YUV420ToRGB(y, u, v, &R, &G, &B); - PackAndStore4(&R, &G, &B, &kAlpha, dst); - y += 8; - u += 4; - v += 4; - } - for (; n < len; ++n) { // Finish off - VP8YuvToRgba(y[0], u[0], v[0], dst); - dst += 4; - y += 1; - u += (n & 1); - v += (n & 1); - } -} - -static void YuvToBgraRow(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n + 8 <= len; n += 8, dst += 32) { - __m128i R, G, B; - YUV420ToRGB(y, u, v, &R, &G, &B); - PackAndStore4(&B, &G, &R, &kAlpha, dst); - y += 8; - u += 4; - v += 4; - } - for (; n < len; ++n) { // Finish off - VP8YuvToBgra(y[0], u[0], v[0], dst); - dst += 4; - y += 1; - u += (n & 1); - v += (n & 1); - } -} - -static void YuvToArgbRow(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len) { - const __m128i kAlpha = _mm_set1_epi16(255); - int n; - for (n = 0; n + 8 <= len; n += 8, dst += 32) { - __m128i R, G, B; - YUV420ToRGB(y, u, v, &R, &G, &B); - PackAndStore4(&kAlpha, &R, &G, &B, dst); - y += 8; - u += 4; - v += 4; - } - for (; n < len; ++n) { // Finish off - VP8YuvToArgb(y[0], u[0], v[0], dst); - dst += 4; - y += 1; - u += (n & 1); - v += (n & 1); - } -} - -static void YuvToRgbRow(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len) { - int n; - for (n = 0; n + 32 <= len; n += 32, dst += 32 * 3) { - __m128i R0, R1, R2, R3, G0, G1, G2, G3, B0, B1, B2, B3; - __m128i rgb[6]; - - YUV420ToRGB(y + 0, u + 0, v + 0, &R0, &G0, &B0); - YUV420ToRGB(y + 8, u + 4, v + 4, &R1, &G1, &B1); - YUV420ToRGB(y + 16, u + 8, v + 8, &R2, &G2, &B2); - YUV420ToRGB(y + 24, u + 12, v + 12, &R3, &G3, &B3); - - // Cast to 8b and store as RRRRGGGGBBBB. - rgb[0] = _mm_packus_epi16(R0, R1); - rgb[1] = _mm_packus_epi16(R2, R3); - rgb[2] = _mm_packus_epi16(G0, G1); - rgb[3] = _mm_packus_epi16(G2, G3); - rgb[4] = _mm_packus_epi16(B0, B1); - rgb[5] = _mm_packus_epi16(B2, B3); - - // Pack as RGBRGBRGBRGB. - PlanarTo24b(rgb, dst); - - y += 32; - u += 16; - v += 16; - } - for (; n < len; ++n) { // Finish off - VP8YuvToRgb(y[0], u[0], v[0], dst); - dst += 3; - y += 1; - u += (n & 1); - v += (n & 1); - } -} - -static void YuvToBgrRow(const uint8_t* y, const uint8_t* u, const uint8_t* v, - uint8_t* dst, int len) { - int n; - for (n = 0; n + 32 <= len; n += 32, dst += 32 * 3) { - __m128i R0, R1, R2, R3, G0, G1, G2, G3, B0, B1, B2, B3; - __m128i bgr[6]; - - YUV420ToRGB(y + 0, u + 0, v + 0, &R0, &G0, &B0); - YUV420ToRGB(y + 8, u + 4, v + 4, &R1, &G1, &B1); - YUV420ToRGB(y + 16, u + 8, v + 8, &R2, &G2, &B2); - YUV420ToRGB(y + 24, u + 12, v + 12, &R3, &G3, &B3); - - // Cast to 8b and store as BBBBGGGGRRRR. - bgr[0] = _mm_packus_epi16(B0, B1); - bgr[1] = _mm_packus_epi16(B2, B3); - bgr[2] = _mm_packus_epi16(G0, G1); - bgr[3] = _mm_packus_epi16(G2, G3); - bgr[4] = _mm_packus_epi16(R0, R1); - bgr[5] = _mm_packus_epi16(R2, R3); - - // Pack as BGRBGRBGRBGR. - PlanarTo24b(bgr, dst); - - y += 32; - u += 16; - v += 16; - } - for (; n < len; ++n) { // Finish off - VP8YuvToBgr(y[0], u[0], v[0], dst); - dst += 3; - y += 1; - u += (n & 1); - v += (n & 1); - } -} - -//------------------------------------------------------------------------------ -// Entry point - -extern void WebPInitSamplersSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplersSSE2(void) { - WebPSamplers[MODE_RGB] = YuvToRgbRow; - WebPSamplers[MODE_RGBA] = YuvToRgbaRow; - WebPSamplers[MODE_BGR] = YuvToBgrRow; - WebPSamplers[MODE_BGRA] = YuvToBgraRow; - WebPSamplers[MODE_ARGB] = YuvToArgbRow; -} - -//------------------------------------------------------------------------------ -// RGB24/32 -> YUV converters - -// Load eight 16b-words from *src. -#define LOAD_16(src) _mm_loadu_si128((const __m128i*)(src)) -// Store either 16b-words into *dst -#define STORE_16(V, dst) _mm_storeu_si128((__m128i*)(dst), (V)) - -// Function that inserts a value of the second half of the in buffer in between -// every two char of the first half. -static WEBP_INLINE void RGB24PackedToPlanarHelper( - const __m128i* const in /*in[6]*/, __m128i* const out /*out[6]*/) { - out[0] = _mm_unpacklo_epi8(in[0], in[3]); - out[1] = _mm_unpackhi_epi8(in[0], in[3]); - out[2] = _mm_unpacklo_epi8(in[1], in[4]); - out[3] = _mm_unpackhi_epi8(in[1], in[4]); - out[4] = _mm_unpacklo_epi8(in[2], in[5]); - out[5] = _mm_unpackhi_epi8(in[2], in[5]); -} - -// Unpack the 8b input rgbrgbrgbrgb ... as contiguous registers: -// rrrr... rrrr... gggg... gggg... bbbb... bbbb.... -// Similar to PlanarTo24bHelper(), but in reverse order. -static WEBP_INLINE void RGB24PackedToPlanar(const uint8_t* const rgb, - __m128i* const out /*out[6]*/) { - __m128i tmp[6]; - tmp[0] = _mm_loadu_si128((const __m128i*)(rgb + 0)); - tmp[1] = _mm_loadu_si128((const __m128i*)(rgb + 16)); - tmp[2] = _mm_loadu_si128((const __m128i*)(rgb + 32)); - tmp[3] = _mm_loadu_si128((const __m128i*)(rgb + 48)); - tmp[4] = _mm_loadu_si128((const __m128i*)(rgb + 64)); - tmp[5] = _mm_loadu_si128((const __m128i*)(rgb + 80)); - - RGB24PackedToPlanarHelper(tmp, out); - RGB24PackedToPlanarHelper(out, tmp); - RGB24PackedToPlanarHelper(tmp, out); - RGB24PackedToPlanarHelper(out, tmp); - RGB24PackedToPlanarHelper(tmp, out); -} - -// Convert 8 packed ARGB to r[], g[], b[] -static WEBP_INLINE void RGB32PackedToPlanar(const uint32_t* const argb, - __m128i* const r, - __m128i* const g, - __m128i* const b) { - const __m128i zero = _mm_setzero_si128(); - const __m128i in0 = LOAD_16(argb + 0); // argb3 | argb2 | argb1 | argb0 - const __m128i in1 = LOAD_16(argb + 4); // argb7 | argb6 | argb5 | argb4 - // column-wise transpose - const __m128i A0 = _mm_unpacklo_epi8(in0, in1); - const __m128i A1 = _mm_unpackhi_epi8(in0, in1); - const __m128i B0 = _mm_unpacklo_epi8(A0, A1); - const __m128i B1 = _mm_unpackhi_epi8(A0, A1); - // C0 = g7 g6 ... g1 g0 | b7 b6 ... b1 b0 - // C1 = a7 a6 ... a1 a0 | r7 r6 ... r1 r0 - const __m128i C0 = _mm_unpacklo_epi8(B0, B1); - const __m128i C1 = _mm_unpackhi_epi8(B0, B1); - // store 16b - *r = _mm_unpacklo_epi8(C1, zero); - *g = _mm_unpackhi_epi8(C0, zero); - *b = _mm_unpacklo_epi8(C0, zero); -} - -// This macro computes (RG * MULT_RG + GB * MULT_GB + ROUNDER) >> DESCALE_FIX -// It's a macro and not a function because we need to use immediate values with -// srai_epi32, e.g. -#define TRANSFORM(RG_LO, RG_HI, GB_LO, GB_HI, MULT_RG, MULT_GB, \ - ROUNDER, DESCALE_FIX, OUT) do { \ - const __m128i V0_lo = _mm_madd_epi16(RG_LO, MULT_RG); \ - const __m128i V0_hi = _mm_madd_epi16(RG_HI, MULT_RG); \ - const __m128i V1_lo = _mm_madd_epi16(GB_LO, MULT_GB); \ - const __m128i V1_hi = _mm_madd_epi16(GB_HI, MULT_GB); \ - const __m128i V2_lo = _mm_add_epi32(V0_lo, V1_lo); \ - const __m128i V2_hi = _mm_add_epi32(V0_hi, V1_hi); \ - const __m128i V3_lo = _mm_add_epi32(V2_lo, ROUNDER); \ - const __m128i V3_hi = _mm_add_epi32(V2_hi, ROUNDER); \ - const __m128i V5_lo = _mm_srai_epi32(V3_lo, DESCALE_FIX); \ - const __m128i V5_hi = _mm_srai_epi32(V3_hi, DESCALE_FIX); \ - (OUT) = _mm_packs_epi32(V5_lo, V5_hi); \ -} while (0) - -#define MK_CST_16(A, B) _mm_set_epi16((B), (A), (B), (A), (B), (A), (B), (A)) -static WEBP_INLINE void ConvertRGBToY(const __m128i* const R, - const __m128i* const G, - const __m128i* const B, - __m128i* const Y) { - const __m128i kRG_y = MK_CST_16(16839, 33059 - 16384); - const __m128i kGB_y = MK_CST_16(16384, 6420); - const __m128i kHALF_Y = _mm_set1_epi32((16 << YUV_FIX) + YUV_HALF); - - const __m128i RG_lo = _mm_unpacklo_epi16(*R, *G); - const __m128i RG_hi = _mm_unpackhi_epi16(*R, *G); - const __m128i GB_lo = _mm_unpacklo_epi16(*G, *B); - const __m128i GB_hi = _mm_unpackhi_epi16(*G, *B); - TRANSFORM(RG_lo, RG_hi, GB_lo, GB_hi, kRG_y, kGB_y, kHALF_Y, YUV_FIX, *Y); -} - -static WEBP_INLINE void ConvertRGBToUV(const __m128i* const R, - const __m128i* const G, - const __m128i* const B, - __m128i* const U, __m128i* const V) { - const __m128i kRG_u = MK_CST_16(-9719, -19081); - const __m128i kGB_u = MK_CST_16(0, 28800); - const __m128i kRG_v = MK_CST_16(28800, 0); - const __m128i kGB_v = MK_CST_16(-24116, -4684); - const __m128i kHALF_UV = _mm_set1_epi32(((128 << YUV_FIX) + YUV_HALF) << 2); - - const __m128i RG_lo = _mm_unpacklo_epi16(*R, *G); - const __m128i RG_hi = _mm_unpackhi_epi16(*R, *G); - const __m128i GB_lo = _mm_unpacklo_epi16(*G, *B); - const __m128i GB_hi = _mm_unpackhi_epi16(*G, *B); - TRANSFORM(RG_lo, RG_hi, GB_lo, GB_hi, kRG_u, kGB_u, - kHALF_UV, YUV_FIX + 2, *U); - TRANSFORM(RG_lo, RG_hi, GB_lo, GB_hi, kRG_v, kGB_v, - kHALF_UV, YUV_FIX + 2, *V); -} - -#undef MK_CST_16 -#undef TRANSFORM - -static void ConvertRGB24ToY(const uint8_t* rgb, uint8_t* y, int width) { - const int max_width = width & ~31; - int i; - for (i = 0; i < max_width; rgb += 3 * 16 * 2) { - __m128i rgb_plane[6]; - int j; - - RGB24PackedToPlanar(rgb, rgb_plane); - - for (j = 0; j < 2; ++j, i += 16) { - const __m128i zero = _mm_setzero_si128(); - __m128i r, g, b, Y0, Y1; - - // Convert to 16-bit Y. - r = _mm_unpacklo_epi8(rgb_plane[0 + j], zero); - g = _mm_unpacklo_epi8(rgb_plane[2 + j], zero); - b = _mm_unpacklo_epi8(rgb_plane[4 + j], zero); - ConvertRGBToY(&r, &g, &b, &Y0); - - // Convert to 16-bit Y. - r = _mm_unpackhi_epi8(rgb_plane[0 + j], zero); - g = _mm_unpackhi_epi8(rgb_plane[2 + j], zero); - b = _mm_unpackhi_epi8(rgb_plane[4 + j], zero); - ConvertRGBToY(&r, &g, &b, &Y1); - - // Cast to 8-bit and store. - STORE_16(_mm_packus_epi16(Y0, Y1), y + i); - } - } - for (; i < width; ++i, rgb += 3) { // left-over - y[i] = VP8RGBToY(rgb[0], rgb[1], rgb[2], YUV_HALF); - } -} - -static void ConvertBGR24ToY(const uint8_t* bgr, uint8_t* y, int width) { - const int max_width = width & ~31; - int i; - for (i = 0; i < max_width; bgr += 3 * 16 * 2) { - __m128i bgr_plane[6]; - int j; - - RGB24PackedToPlanar(bgr, bgr_plane); - - for (j = 0; j < 2; ++j, i += 16) { - const __m128i zero = _mm_setzero_si128(); - __m128i r, g, b, Y0, Y1; - - // Convert to 16-bit Y. - b = _mm_unpacklo_epi8(bgr_plane[0 + j], zero); - g = _mm_unpacklo_epi8(bgr_plane[2 + j], zero); - r = _mm_unpacklo_epi8(bgr_plane[4 + j], zero); - ConvertRGBToY(&r, &g, &b, &Y0); - - // Convert to 16-bit Y. - b = _mm_unpackhi_epi8(bgr_plane[0 + j], zero); - g = _mm_unpackhi_epi8(bgr_plane[2 + j], zero); - r = _mm_unpackhi_epi8(bgr_plane[4 + j], zero); - ConvertRGBToY(&r, &g, &b, &Y1); - - // Cast to 8-bit and store. - STORE_16(_mm_packus_epi16(Y0, Y1), y + i); - } - } - for (; i < width; ++i, bgr += 3) { // left-over - y[i] = VP8RGBToY(bgr[2], bgr[1], bgr[0], YUV_HALF); - } -} - -static void ConvertARGBToY(const uint32_t* argb, uint8_t* y, int width) { - const int max_width = width & ~15; - int i; - for (i = 0; i < max_width; i += 16) { - __m128i r, g, b, Y0, Y1; - RGB32PackedToPlanar(&argb[i + 0], &r, &g, &b); - ConvertRGBToY(&r, &g, &b, &Y0); - RGB32PackedToPlanar(&argb[i + 8], &r, &g, &b); - ConvertRGBToY(&r, &g, &b, &Y1); - STORE_16(_mm_packus_epi16(Y0, Y1), y + i); - } - for (; i < width; ++i) { // left-over - const uint32_t p = argb[i]; - y[i] = VP8RGBToY((p >> 16) & 0xff, (p >> 8) & 0xff, (p >> 0) & 0xff, - YUV_HALF); - } -} - -// Horizontal add (doubled) of two 16b values, result is 16b. -// in: A | B | C | D | ... -> out: 2*(A+B) | 2*(C+D) | ... -static void HorizontalAddPack(const __m128i* const A, const __m128i* const B, - __m128i* const out) { - const __m128i k2 = _mm_set1_epi16(2); - const __m128i C = _mm_madd_epi16(*A, k2); - const __m128i D = _mm_madd_epi16(*B, k2); - *out = _mm_packs_epi32(C, D); -} - -static void ConvertARGBToUV(const uint32_t* argb, uint8_t* u, uint8_t* v, - int src_width, int do_store) { - const int max_width = src_width & ~31; - int i; - for (i = 0; i < max_width; i += 32, u += 16, v += 16) { - __m128i r0, g0, b0, r1, g1, b1, U0, V0, U1, V1; - RGB32PackedToPlanar(&argb[i + 0], &r0, &g0, &b0); - RGB32PackedToPlanar(&argb[i + 8], &r1, &g1, &b1); - HorizontalAddPack(&r0, &r1, &r0); - HorizontalAddPack(&g0, &g1, &g0); - HorizontalAddPack(&b0, &b1, &b0); - ConvertRGBToUV(&r0, &g0, &b0, &U0, &V0); - - RGB32PackedToPlanar(&argb[i + 16], &r0, &g0, &b0); - RGB32PackedToPlanar(&argb[i + 24], &r1, &g1, &b1); - HorizontalAddPack(&r0, &r1, &r0); - HorizontalAddPack(&g0, &g1, &g0); - HorizontalAddPack(&b0, &b1, &b0); - ConvertRGBToUV(&r0, &g0, &b0, &U1, &V1); - - U0 = _mm_packus_epi16(U0, U1); - V0 = _mm_packus_epi16(V0, V1); - if (!do_store) { - const __m128i prev_u = LOAD_16(u); - const __m128i prev_v = LOAD_16(v); - U0 = _mm_avg_epu8(U0, prev_u); - V0 = _mm_avg_epu8(V0, prev_v); - } - STORE_16(U0, u); - STORE_16(V0, v); - } - if (i < src_width) { // left-over - WebPConvertARGBToUV_C(argb + i, u, v, src_width - i, do_store); - } -} - -// Convert 16 packed ARGB 16b-values to r[], g[], b[] -static WEBP_INLINE void RGBA32PackedToPlanar_16b(const uint16_t* const rgbx, - __m128i* const r, - __m128i* const g, - __m128i* const b) { - const __m128i in0 = LOAD_16(rgbx + 0); // r0 | g0 | b0 |x| r1 | g1 | b1 |x - const __m128i in1 = LOAD_16(rgbx + 8); // r2 | g2 | b2 |x| r3 | g3 | b3 |x - const __m128i in2 = LOAD_16(rgbx + 16); // r4 | ... - const __m128i in3 = LOAD_16(rgbx + 24); // r6 | ... - // column-wise transpose - const __m128i A0 = _mm_unpacklo_epi16(in0, in1); - const __m128i A1 = _mm_unpackhi_epi16(in0, in1); - const __m128i A2 = _mm_unpacklo_epi16(in2, in3); - const __m128i A3 = _mm_unpackhi_epi16(in2, in3); - const __m128i B0 = _mm_unpacklo_epi16(A0, A1); // r0 r1 r2 r3 | g0 g1 .. - const __m128i B1 = _mm_unpackhi_epi16(A0, A1); // b0 b1 b2 b3 | x x x x - const __m128i B2 = _mm_unpacklo_epi16(A2, A3); // r4 r5 r6 r7 | g4 g5 .. - const __m128i B3 = _mm_unpackhi_epi16(A2, A3); // b4 b5 b6 b7 | x x x x - *r = _mm_unpacklo_epi64(B0, B2); - *g = _mm_unpackhi_epi64(B0, B2); - *b = _mm_unpacklo_epi64(B1, B3); -} - -static void ConvertRGBA32ToUV(const uint16_t* rgb, - uint8_t* u, uint8_t* v, int width) { - const int max_width = width & ~15; - const uint16_t* const last_rgb = rgb + 4 * max_width; - while (rgb < last_rgb) { - __m128i r, g, b, U0, V0, U1, V1; - RGBA32PackedToPlanar_16b(rgb + 0, &r, &g, &b); - ConvertRGBToUV(&r, &g, &b, &U0, &V0); - RGBA32PackedToPlanar_16b(rgb + 32, &r, &g, &b); - ConvertRGBToUV(&r, &g, &b, &U1, &V1); - STORE_16(_mm_packus_epi16(U0, U1), u); - STORE_16(_mm_packus_epi16(V0, V1), v); - u += 16; - v += 16; - rgb += 2 * 32; - } - if (max_width < width) { // left-over - WebPConvertRGBA32ToUV_C(rgb, u, v, width - max_width); - } -} - -//------------------------------------------------------------------------------ - -extern void WebPInitConvertARGBToYUVSSE2(void); - -WEBP_TSAN_IGNORE_FUNCTION void WebPInitConvertARGBToYUVSSE2(void) { - WebPConvertARGBToY = ConvertARGBToY; - WebPConvertARGBToUV = ConvertARGBToUV; - - WebPConvertRGB24ToY = ConvertRGB24ToY; - WebPConvertBGR24ToY = ConvertBGR24ToY; - - WebPConvertRGBA32ToUV = ConvertRGBA32ToUV; -} - -#else // !WEBP_USE_SSE2 - -WEBP_DSP_INIT_STUB(WebPInitSamplersSSE2) -WEBP_DSP_INIT_STUB(WebPInitConvertARGBToYUVSSE2) - -#endif // WEBP_USE_SSE2 diff --git a/drivers/webp/dsp/yuv_tables_sse2.h b/drivers/webp/dsp/yuv_tables_sse2.h deleted file mode 100644 index 2b0f057518..0000000000 --- a/drivers/webp/dsp/yuv_tables_sse2.h +++ /dev/null @@ -1,536 +0,0 @@ -// Copyright 2014 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// SSE2 tables for YUV->RGB conversion (12kB overall) -// -// Author: Skal (pascal.massimino@gmail.com) - -// This file is not compiled, but #include'd directly from yuv.c -// Only used if WEBP_YUV_USE_SSE2_TABLES is defined. - -static const VP8kCstSSE2 VP8kYtoRGBA[256] = { - {{0xfffb77b0, 0xfffb77b0, 0xfffb77b0, 0x003fc000}}, - {{0xfffbc235, 0xfffbc235, 0xfffbc235, 0x003fc000}}, - {{0xfffc0cba, 0xfffc0cba, 0xfffc0cba, 0x003fc000}}, - {{0xfffc573f, 0xfffc573f, 0xfffc573f, 0x003fc000}}, - {{0xfffca1c4, 0xfffca1c4, 0xfffca1c4, 0x003fc000}}, - {{0xfffcec49, 0xfffcec49, 0xfffcec49, 0x003fc000}}, - {{0xfffd36ce, 0xfffd36ce, 0xfffd36ce, 0x003fc000}}, - {{0xfffd8153, 0xfffd8153, 0xfffd8153, 0x003fc000}}, - {{0xfffdcbd8, 0xfffdcbd8, 0xfffdcbd8, 0x003fc000}}, - {{0xfffe165d, 0xfffe165d, 0xfffe165d, 0x003fc000}}, - {{0xfffe60e2, 0xfffe60e2, 0xfffe60e2, 0x003fc000}}, - {{0xfffeab67, 0xfffeab67, 0xfffeab67, 0x003fc000}}, - {{0xfffef5ec, 0xfffef5ec, 0xfffef5ec, 0x003fc000}}, - {{0xffff4071, 0xffff4071, 0xffff4071, 0x003fc000}}, - {{0xffff8af6, 0xffff8af6, 0xffff8af6, 0x003fc000}}, - {{0xffffd57b, 0xffffd57b, 0xffffd57b, 0x003fc000}}, - {{0x00002000, 0x00002000, 0x00002000, 0x003fc000}}, - {{0x00006a85, 0x00006a85, 0x00006a85, 0x003fc000}}, - {{0x0000b50a, 0x0000b50a, 0x0000b50a, 0x003fc000}}, - {{0x0000ff8f, 0x0000ff8f, 0x0000ff8f, 0x003fc000}}, - {{0x00014a14, 0x00014a14, 0x00014a14, 0x003fc000}}, - {{0x00019499, 0x00019499, 0x00019499, 0x003fc000}}, - {{0x0001df1e, 0x0001df1e, 0x0001df1e, 0x003fc000}}, - {{0x000229a3, 0x000229a3, 0x000229a3, 0x003fc000}}, - {{0x00027428, 0x00027428, 0x00027428, 0x003fc000}}, - {{0x0002bead, 0x0002bead, 0x0002bead, 0x003fc000}}, - {{0x00030932, 0x00030932, 0x00030932, 0x003fc000}}, - {{0x000353b7, 0x000353b7, 0x000353b7, 0x003fc000}}, - {{0x00039e3c, 0x00039e3c, 0x00039e3c, 0x003fc000}}, - {{0x0003e8c1, 0x0003e8c1, 0x0003e8c1, 0x003fc000}}, - {{0x00043346, 0x00043346, 0x00043346, 0x003fc000}}, - {{0x00047dcb, 0x00047dcb, 0x00047dcb, 0x003fc000}}, - {{0x0004c850, 0x0004c850, 0x0004c850, 0x003fc000}}, - {{0x000512d5, 0x000512d5, 0x000512d5, 0x003fc000}}, - {{0x00055d5a, 0x00055d5a, 0x00055d5a, 0x003fc000}}, - {{0x0005a7df, 0x0005a7df, 0x0005a7df, 0x003fc000}}, - {{0x0005f264, 0x0005f264, 0x0005f264, 0x003fc000}}, - {{0x00063ce9, 0x00063ce9, 0x00063ce9, 0x003fc000}}, - {{0x0006876e, 0x0006876e, 0x0006876e, 0x003fc000}}, - {{0x0006d1f3, 0x0006d1f3, 0x0006d1f3, 0x003fc000}}, - {{0x00071c78, 0x00071c78, 0x00071c78, 0x003fc000}}, - {{0x000766fd, 0x000766fd, 0x000766fd, 0x003fc000}}, - {{0x0007b182, 0x0007b182, 0x0007b182, 0x003fc000}}, - {{0x0007fc07, 0x0007fc07, 0x0007fc07, 0x003fc000}}, - {{0x0008468c, 0x0008468c, 0x0008468c, 0x003fc000}}, - {{0x00089111, 0x00089111, 0x00089111, 0x003fc000}}, - {{0x0008db96, 0x0008db96, 0x0008db96, 0x003fc000}}, - {{0x0009261b, 0x0009261b, 0x0009261b, 0x003fc000}}, - {{0x000970a0, 0x000970a0, 0x000970a0, 0x003fc000}}, - {{0x0009bb25, 0x0009bb25, 0x0009bb25, 0x003fc000}}, - {{0x000a05aa, 0x000a05aa, 0x000a05aa, 0x003fc000}}, - {{0x000a502f, 0x000a502f, 0x000a502f, 0x003fc000}}, - {{0x000a9ab4, 0x000a9ab4, 0x000a9ab4, 0x003fc000}}, - {{0x000ae539, 0x000ae539, 0x000ae539, 0x003fc000}}, - {{0x000b2fbe, 0x000b2fbe, 0x000b2fbe, 0x003fc000}}, - {{0x000b7a43, 0x000b7a43, 0x000b7a43, 0x003fc000}}, - {{0x000bc4c8, 0x000bc4c8, 0x000bc4c8, 0x003fc000}}, - {{0x000c0f4d, 0x000c0f4d, 0x000c0f4d, 0x003fc000}}, - {{0x000c59d2, 0x000c59d2, 0x000c59d2, 0x003fc000}}, - {{0x000ca457, 0x000ca457, 0x000ca457, 0x003fc000}}, - {{0x000ceedc, 0x000ceedc, 0x000ceedc, 0x003fc000}}, - {{0x000d3961, 0x000d3961, 0x000d3961, 0x003fc000}}, - {{0x000d83e6, 0x000d83e6, 0x000d83e6, 0x003fc000}}, - {{0x000dce6b, 0x000dce6b, 0x000dce6b, 0x003fc000}}, - {{0x000e18f0, 0x000e18f0, 0x000e18f0, 0x003fc000}}, - {{0x000e6375, 0x000e6375, 0x000e6375, 0x003fc000}}, - {{0x000eadfa, 0x000eadfa, 0x000eadfa, 0x003fc000}}, - {{0x000ef87f, 0x000ef87f, 0x000ef87f, 0x003fc000}}, - {{0x000f4304, 0x000f4304, 0x000f4304, 0x003fc000}}, - {{0x000f8d89, 0x000f8d89, 0x000f8d89, 0x003fc000}}, - {{0x000fd80e, 0x000fd80e, 0x000fd80e, 0x003fc000}}, - {{0x00102293, 0x00102293, 0x00102293, 0x003fc000}}, - {{0x00106d18, 0x00106d18, 0x00106d18, 0x003fc000}}, - {{0x0010b79d, 0x0010b79d, 0x0010b79d, 0x003fc000}}, - {{0x00110222, 0x00110222, 0x00110222, 0x003fc000}}, - {{0x00114ca7, 0x00114ca7, 0x00114ca7, 0x003fc000}}, - {{0x0011972c, 0x0011972c, 0x0011972c, 0x003fc000}}, - {{0x0011e1b1, 0x0011e1b1, 0x0011e1b1, 0x003fc000}}, - {{0x00122c36, 0x00122c36, 0x00122c36, 0x003fc000}}, - {{0x001276bb, 0x001276bb, 0x001276bb, 0x003fc000}}, - {{0x0012c140, 0x0012c140, 0x0012c140, 0x003fc000}}, - {{0x00130bc5, 0x00130bc5, 0x00130bc5, 0x003fc000}}, - {{0x0013564a, 0x0013564a, 0x0013564a, 0x003fc000}}, - {{0x0013a0cf, 0x0013a0cf, 0x0013a0cf, 0x003fc000}}, - {{0x0013eb54, 0x0013eb54, 0x0013eb54, 0x003fc000}}, - {{0x001435d9, 0x001435d9, 0x001435d9, 0x003fc000}}, - {{0x0014805e, 0x0014805e, 0x0014805e, 0x003fc000}}, - {{0x0014cae3, 0x0014cae3, 0x0014cae3, 0x003fc000}}, - {{0x00151568, 0x00151568, 0x00151568, 0x003fc000}}, - {{0x00155fed, 0x00155fed, 0x00155fed, 0x003fc000}}, - {{0x0015aa72, 0x0015aa72, 0x0015aa72, 0x003fc000}}, - {{0x0015f4f7, 0x0015f4f7, 0x0015f4f7, 0x003fc000}}, - {{0x00163f7c, 0x00163f7c, 0x00163f7c, 0x003fc000}}, - {{0x00168a01, 0x00168a01, 0x00168a01, 0x003fc000}}, - {{0x0016d486, 0x0016d486, 0x0016d486, 0x003fc000}}, - {{0x00171f0b, 0x00171f0b, 0x00171f0b, 0x003fc000}}, - {{0x00176990, 0x00176990, 0x00176990, 0x003fc000}}, - {{0x0017b415, 0x0017b415, 0x0017b415, 0x003fc000}}, - {{0x0017fe9a, 0x0017fe9a, 0x0017fe9a, 0x003fc000}}, - {{0x0018491f, 0x0018491f, 0x0018491f, 0x003fc000}}, - {{0x001893a4, 0x001893a4, 0x001893a4, 0x003fc000}}, - {{0x0018de29, 0x0018de29, 0x0018de29, 0x003fc000}}, - {{0x001928ae, 0x001928ae, 0x001928ae, 0x003fc000}}, - {{0x00197333, 0x00197333, 0x00197333, 0x003fc000}}, - {{0x0019bdb8, 0x0019bdb8, 0x0019bdb8, 0x003fc000}}, - {{0x001a083d, 0x001a083d, 0x001a083d, 0x003fc000}}, - {{0x001a52c2, 0x001a52c2, 0x001a52c2, 0x003fc000}}, - {{0x001a9d47, 0x001a9d47, 0x001a9d47, 0x003fc000}}, - {{0x001ae7cc, 0x001ae7cc, 0x001ae7cc, 0x003fc000}}, - {{0x001b3251, 0x001b3251, 0x001b3251, 0x003fc000}}, - {{0x001b7cd6, 0x001b7cd6, 0x001b7cd6, 0x003fc000}}, - {{0x001bc75b, 0x001bc75b, 0x001bc75b, 0x003fc000}}, - {{0x001c11e0, 0x001c11e0, 0x001c11e0, 0x003fc000}}, - {{0x001c5c65, 0x001c5c65, 0x001c5c65, 0x003fc000}}, - {{0x001ca6ea, 0x001ca6ea, 0x001ca6ea, 0x003fc000}}, - {{0x001cf16f, 0x001cf16f, 0x001cf16f, 0x003fc000}}, - {{0x001d3bf4, 0x001d3bf4, 0x001d3bf4, 0x003fc000}}, - {{0x001d8679, 0x001d8679, 0x001d8679, 0x003fc000}}, - {{0x001dd0fe, 0x001dd0fe, 0x001dd0fe, 0x003fc000}}, - {{0x001e1b83, 0x001e1b83, 0x001e1b83, 0x003fc000}}, - {{0x001e6608, 0x001e6608, 0x001e6608, 0x003fc000}}, - {{0x001eb08d, 0x001eb08d, 0x001eb08d, 0x003fc000}}, - {{0x001efb12, 0x001efb12, 0x001efb12, 0x003fc000}}, - {{0x001f4597, 0x001f4597, 0x001f4597, 0x003fc000}}, - {{0x001f901c, 0x001f901c, 0x001f901c, 0x003fc000}}, - {{0x001fdaa1, 0x001fdaa1, 0x001fdaa1, 0x003fc000}}, - {{0x00202526, 0x00202526, 0x00202526, 0x003fc000}}, - {{0x00206fab, 0x00206fab, 0x00206fab, 0x003fc000}}, - {{0x0020ba30, 0x0020ba30, 0x0020ba30, 0x003fc000}}, - {{0x002104b5, 0x002104b5, 0x002104b5, 0x003fc000}}, - {{0x00214f3a, 0x00214f3a, 0x00214f3a, 0x003fc000}}, - {{0x002199bf, 0x002199bf, 0x002199bf, 0x003fc000}}, - {{0x0021e444, 0x0021e444, 0x0021e444, 0x003fc000}}, - {{0x00222ec9, 0x00222ec9, 0x00222ec9, 0x003fc000}}, - {{0x0022794e, 0x0022794e, 0x0022794e, 0x003fc000}}, - {{0x0022c3d3, 0x0022c3d3, 0x0022c3d3, 0x003fc000}}, - {{0x00230e58, 0x00230e58, 0x00230e58, 0x003fc000}}, - {{0x002358dd, 0x002358dd, 0x002358dd, 0x003fc000}}, - {{0x0023a362, 0x0023a362, 0x0023a362, 0x003fc000}}, - {{0x0023ede7, 0x0023ede7, 0x0023ede7, 0x003fc000}}, - {{0x0024386c, 0x0024386c, 0x0024386c, 0x003fc000}}, - {{0x002482f1, 0x002482f1, 0x002482f1, 0x003fc000}}, - {{0x0024cd76, 0x0024cd76, 0x0024cd76, 0x003fc000}}, - {{0x002517fb, 0x002517fb, 0x002517fb, 0x003fc000}}, - {{0x00256280, 0x00256280, 0x00256280, 0x003fc000}}, - {{0x0025ad05, 0x0025ad05, 0x0025ad05, 0x003fc000}}, - {{0x0025f78a, 0x0025f78a, 0x0025f78a, 0x003fc000}}, - {{0x0026420f, 0x0026420f, 0x0026420f, 0x003fc000}}, - {{0x00268c94, 0x00268c94, 0x00268c94, 0x003fc000}}, - {{0x0026d719, 0x0026d719, 0x0026d719, 0x003fc000}}, - {{0x0027219e, 0x0027219e, 0x0027219e, 0x003fc000}}, - {{0x00276c23, 0x00276c23, 0x00276c23, 0x003fc000}}, - {{0x0027b6a8, 0x0027b6a8, 0x0027b6a8, 0x003fc000}}, - {{0x0028012d, 0x0028012d, 0x0028012d, 0x003fc000}}, - {{0x00284bb2, 0x00284bb2, 0x00284bb2, 0x003fc000}}, - {{0x00289637, 0x00289637, 0x00289637, 0x003fc000}}, - {{0x0028e0bc, 0x0028e0bc, 0x0028e0bc, 0x003fc000}}, - {{0x00292b41, 0x00292b41, 0x00292b41, 0x003fc000}}, - {{0x002975c6, 0x002975c6, 0x002975c6, 0x003fc000}}, - {{0x0029c04b, 0x0029c04b, 0x0029c04b, 0x003fc000}}, - {{0x002a0ad0, 0x002a0ad0, 0x002a0ad0, 0x003fc000}}, - {{0x002a5555, 0x002a5555, 0x002a5555, 0x003fc000}}, - {{0x002a9fda, 0x002a9fda, 0x002a9fda, 0x003fc000}}, - {{0x002aea5f, 0x002aea5f, 0x002aea5f, 0x003fc000}}, - {{0x002b34e4, 0x002b34e4, 0x002b34e4, 0x003fc000}}, - {{0x002b7f69, 0x002b7f69, 0x002b7f69, 0x003fc000}}, - {{0x002bc9ee, 0x002bc9ee, 0x002bc9ee, 0x003fc000}}, - {{0x002c1473, 0x002c1473, 0x002c1473, 0x003fc000}}, - {{0x002c5ef8, 0x002c5ef8, 0x002c5ef8, 0x003fc000}}, - {{0x002ca97d, 0x002ca97d, 0x002ca97d, 0x003fc000}}, - {{0x002cf402, 0x002cf402, 0x002cf402, 0x003fc000}}, - {{0x002d3e87, 0x002d3e87, 0x002d3e87, 0x003fc000}}, - {{0x002d890c, 0x002d890c, 0x002d890c, 0x003fc000}}, - {{0x002dd391, 0x002dd391, 0x002dd391, 0x003fc000}}, - {{0x002e1e16, 0x002e1e16, 0x002e1e16, 0x003fc000}}, - {{0x002e689b, 0x002e689b, 0x002e689b, 0x003fc000}}, - {{0x002eb320, 0x002eb320, 0x002eb320, 0x003fc000}}, - {{0x002efda5, 0x002efda5, 0x002efda5, 0x003fc000}}, - {{0x002f482a, 0x002f482a, 0x002f482a, 0x003fc000}}, - {{0x002f92af, 0x002f92af, 0x002f92af, 0x003fc000}}, - {{0x002fdd34, 0x002fdd34, 0x002fdd34, 0x003fc000}}, - {{0x003027b9, 0x003027b9, 0x003027b9, 0x003fc000}}, - {{0x0030723e, 0x0030723e, 0x0030723e, 0x003fc000}}, - {{0x0030bcc3, 0x0030bcc3, 0x0030bcc3, 0x003fc000}}, - {{0x00310748, 0x00310748, 0x00310748, 0x003fc000}}, - {{0x003151cd, 0x003151cd, 0x003151cd, 0x003fc000}}, - {{0x00319c52, 0x00319c52, 0x00319c52, 0x003fc000}}, - {{0x0031e6d7, 0x0031e6d7, 0x0031e6d7, 0x003fc000}}, - {{0x0032315c, 0x0032315c, 0x0032315c, 0x003fc000}}, - {{0x00327be1, 0x00327be1, 0x00327be1, 0x003fc000}}, - {{0x0032c666, 0x0032c666, 0x0032c666, 0x003fc000}}, - {{0x003310eb, 0x003310eb, 0x003310eb, 0x003fc000}}, - {{0x00335b70, 0x00335b70, 0x00335b70, 0x003fc000}}, - {{0x0033a5f5, 0x0033a5f5, 0x0033a5f5, 0x003fc000}}, - {{0x0033f07a, 0x0033f07a, 0x0033f07a, 0x003fc000}}, - {{0x00343aff, 0x00343aff, 0x00343aff, 0x003fc000}}, - {{0x00348584, 0x00348584, 0x00348584, 0x003fc000}}, - {{0x0034d009, 0x0034d009, 0x0034d009, 0x003fc000}}, - {{0x00351a8e, 0x00351a8e, 0x00351a8e, 0x003fc000}}, - {{0x00356513, 0x00356513, 0x00356513, 0x003fc000}}, - {{0x0035af98, 0x0035af98, 0x0035af98, 0x003fc000}}, - {{0x0035fa1d, 0x0035fa1d, 0x0035fa1d, 0x003fc000}}, - {{0x003644a2, 0x003644a2, 0x003644a2, 0x003fc000}}, - {{0x00368f27, 0x00368f27, 0x00368f27, 0x003fc000}}, - {{0x0036d9ac, 0x0036d9ac, 0x0036d9ac, 0x003fc000}}, - {{0x00372431, 0x00372431, 0x00372431, 0x003fc000}}, - {{0x00376eb6, 0x00376eb6, 0x00376eb6, 0x003fc000}}, - {{0x0037b93b, 0x0037b93b, 0x0037b93b, 0x003fc000}}, - {{0x003803c0, 0x003803c0, 0x003803c0, 0x003fc000}}, - {{0x00384e45, 0x00384e45, 0x00384e45, 0x003fc000}}, - {{0x003898ca, 0x003898ca, 0x003898ca, 0x003fc000}}, - {{0x0038e34f, 0x0038e34f, 0x0038e34f, 0x003fc000}}, - {{0x00392dd4, 0x00392dd4, 0x00392dd4, 0x003fc000}}, - {{0x00397859, 0x00397859, 0x00397859, 0x003fc000}}, - {{0x0039c2de, 0x0039c2de, 0x0039c2de, 0x003fc000}}, - {{0x003a0d63, 0x003a0d63, 0x003a0d63, 0x003fc000}}, - {{0x003a57e8, 0x003a57e8, 0x003a57e8, 0x003fc000}}, - {{0x003aa26d, 0x003aa26d, 0x003aa26d, 0x003fc000}}, - {{0x003aecf2, 0x003aecf2, 0x003aecf2, 0x003fc000}}, - {{0x003b3777, 0x003b3777, 0x003b3777, 0x003fc000}}, - {{0x003b81fc, 0x003b81fc, 0x003b81fc, 0x003fc000}}, - {{0x003bcc81, 0x003bcc81, 0x003bcc81, 0x003fc000}}, - {{0x003c1706, 0x003c1706, 0x003c1706, 0x003fc000}}, - {{0x003c618b, 0x003c618b, 0x003c618b, 0x003fc000}}, - {{0x003cac10, 0x003cac10, 0x003cac10, 0x003fc000}}, - {{0x003cf695, 0x003cf695, 0x003cf695, 0x003fc000}}, - {{0x003d411a, 0x003d411a, 0x003d411a, 0x003fc000}}, - {{0x003d8b9f, 0x003d8b9f, 0x003d8b9f, 0x003fc000}}, - {{0x003dd624, 0x003dd624, 0x003dd624, 0x003fc000}}, - {{0x003e20a9, 0x003e20a9, 0x003e20a9, 0x003fc000}}, - {{0x003e6b2e, 0x003e6b2e, 0x003e6b2e, 0x003fc000}}, - {{0x003eb5b3, 0x003eb5b3, 0x003eb5b3, 0x003fc000}}, - {{0x003f0038, 0x003f0038, 0x003f0038, 0x003fc000}}, - {{0x003f4abd, 0x003f4abd, 0x003f4abd, 0x003fc000}}, - {{0x003f9542, 0x003f9542, 0x003f9542, 0x003fc000}}, - {{0x003fdfc7, 0x003fdfc7, 0x003fdfc7, 0x003fc000}}, - {{0x00402a4c, 0x00402a4c, 0x00402a4c, 0x003fc000}}, - {{0x004074d1, 0x004074d1, 0x004074d1, 0x003fc000}}, - {{0x0040bf56, 0x0040bf56, 0x0040bf56, 0x003fc000}}, - {{0x004109db, 0x004109db, 0x004109db, 0x003fc000}}, - {{0x00415460, 0x00415460, 0x00415460, 0x003fc000}}, - {{0x00419ee5, 0x00419ee5, 0x00419ee5, 0x003fc000}}, - {{0x0041e96a, 0x0041e96a, 0x0041e96a, 0x003fc000}}, - {{0x004233ef, 0x004233ef, 0x004233ef, 0x003fc000}}, - {{0x00427e74, 0x00427e74, 0x00427e74, 0x003fc000}}, - {{0x0042c8f9, 0x0042c8f9, 0x0042c8f9, 0x003fc000}}, - {{0x0043137e, 0x0043137e, 0x0043137e, 0x003fc000}}, - {{0x00435e03, 0x00435e03, 0x00435e03, 0x003fc000}}, - {{0x0043a888, 0x0043a888, 0x0043a888, 0x003fc000}}, - {{0x0043f30d, 0x0043f30d, 0x0043f30d, 0x003fc000}}, - {{0x00443d92, 0x00443d92, 0x00443d92, 0x003fc000}}, - {{0x00448817, 0x00448817, 0x00448817, 0x003fc000}}, - {{0x0044d29c, 0x0044d29c, 0x0044d29c, 0x003fc000}}, - {{0x00451d21, 0x00451d21, 0x00451d21, 0x003fc000}}, - {{0x004567a6, 0x004567a6, 0x004567a6, 0x003fc000}}, - {{0x0045b22b, 0x0045b22b, 0x0045b22b, 0x003fc000}} -}; - -static const VP8kCstSSE2 VP8kUtoRGBA[256] = { - {{0, 0x000c8980, 0xffbf7300, 0}}, {{0, 0x000c706d, 0xffbff41a, 0}}, - {{0, 0x000c575a, 0xffc07534, 0}}, {{0, 0x000c3e47, 0xffc0f64e, 0}}, - {{0, 0x000c2534, 0xffc17768, 0}}, {{0, 0x000c0c21, 0xffc1f882, 0}}, - {{0, 0x000bf30e, 0xffc2799c, 0}}, {{0, 0x000bd9fb, 0xffc2fab6, 0}}, - {{0, 0x000bc0e8, 0xffc37bd0, 0}}, {{0, 0x000ba7d5, 0xffc3fcea, 0}}, - {{0, 0x000b8ec2, 0xffc47e04, 0}}, {{0, 0x000b75af, 0xffc4ff1e, 0}}, - {{0, 0x000b5c9c, 0xffc58038, 0}}, {{0, 0x000b4389, 0xffc60152, 0}}, - {{0, 0x000b2a76, 0xffc6826c, 0}}, {{0, 0x000b1163, 0xffc70386, 0}}, - {{0, 0x000af850, 0xffc784a0, 0}}, {{0, 0x000adf3d, 0xffc805ba, 0}}, - {{0, 0x000ac62a, 0xffc886d4, 0}}, {{0, 0x000aad17, 0xffc907ee, 0}}, - {{0, 0x000a9404, 0xffc98908, 0}}, {{0, 0x000a7af1, 0xffca0a22, 0}}, - {{0, 0x000a61de, 0xffca8b3c, 0}}, {{0, 0x000a48cb, 0xffcb0c56, 0}}, - {{0, 0x000a2fb8, 0xffcb8d70, 0}}, {{0, 0x000a16a5, 0xffcc0e8a, 0}}, - {{0, 0x0009fd92, 0xffcc8fa4, 0}}, {{0, 0x0009e47f, 0xffcd10be, 0}}, - {{0, 0x0009cb6c, 0xffcd91d8, 0}}, {{0, 0x0009b259, 0xffce12f2, 0}}, - {{0, 0x00099946, 0xffce940c, 0}}, {{0, 0x00098033, 0xffcf1526, 0}}, - {{0, 0x00096720, 0xffcf9640, 0}}, {{0, 0x00094e0d, 0xffd0175a, 0}}, - {{0, 0x000934fa, 0xffd09874, 0}}, {{0, 0x00091be7, 0xffd1198e, 0}}, - {{0, 0x000902d4, 0xffd19aa8, 0}}, {{0, 0x0008e9c1, 0xffd21bc2, 0}}, - {{0, 0x0008d0ae, 0xffd29cdc, 0}}, {{0, 0x0008b79b, 0xffd31df6, 0}}, - {{0, 0x00089e88, 0xffd39f10, 0}}, {{0, 0x00088575, 0xffd4202a, 0}}, - {{0, 0x00086c62, 0xffd4a144, 0}}, {{0, 0x0008534f, 0xffd5225e, 0}}, - {{0, 0x00083a3c, 0xffd5a378, 0}}, {{0, 0x00082129, 0xffd62492, 0}}, - {{0, 0x00080816, 0xffd6a5ac, 0}}, {{0, 0x0007ef03, 0xffd726c6, 0}}, - {{0, 0x0007d5f0, 0xffd7a7e0, 0}}, {{0, 0x0007bcdd, 0xffd828fa, 0}}, - {{0, 0x0007a3ca, 0xffd8aa14, 0}}, {{0, 0x00078ab7, 0xffd92b2e, 0}}, - {{0, 0x000771a4, 0xffd9ac48, 0}}, {{0, 0x00075891, 0xffda2d62, 0}}, - {{0, 0x00073f7e, 0xffdaae7c, 0}}, {{0, 0x0007266b, 0xffdb2f96, 0}}, - {{0, 0x00070d58, 0xffdbb0b0, 0}}, {{0, 0x0006f445, 0xffdc31ca, 0}}, - {{0, 0x0006db32, 0xffdcb2e4, 0}}, {{0, 0x0006c21f, 0xffdd33fe, 0}}, - {{0, 0x0006a90c, 0xffddb518, 0}}, {{0, 0x00068ff9, 0xffde3632, 0}}, - {{0, 0x000676e6, 0xffdeb74c, 0}}, {{0, 0x00065dd3, 0xffdf3866, 0}}, - {{0, 0x000644c0, 0xffdfb980, 0}}, {{0, 0x00062bad, 0xffe03a9a, 0}}, - {{0, 0x0006129a, 0xffe0bbb4, 0}}, {{0, 0x0005f987, 0xffe13cce, 0}}, - {{0, 0x0005e074, 0xffe1bde8, 0}}, {{0, 0x0005c761, 0xffe23f02, 0}}, - {{0, 0x0005ae4e, 0xffe2c01c, 0}}, {{0, 0x0005953b, 0xffe34136, 0}}, - {{0, 0x00057c28, 0xffe3c250, 0}}, {{0, 0x00056315, 0xffe4436a, 0}}, - {{0, 0x00054a02, 0xffe4c484, 0}}, {{0, 0x000530ef, 0xffe5459e, 0}}, - {{0, 0x000517dc, 0xffe5c6b8, 0}}, {{0, 0x0004fec9, 0xffe647d2, 0}}, - {{0, 0x0004e5b6, 0xffe6c8ec, 0}}, {{0, 0x0004cca3, 0xffe74a06, 0}}, - {{0, 0x0004b390, 0xffe7cb20, 0}}, {{0, 0x00049a7d, 0xffe84c3a, 0}}, - {{0, 0x0004816a, 0xffe8cd54, 0}}, {{0, 0x00046857, 0xffe94e6e, 0}}, - {{0, 0x00044f44, 0xffe9cf88, 0}}, {{0, 0x00043631, 0xffea50a2, 0}}, - {{0, 0x00041d1e, 0xffead1bc, 0}}, {{0, 0x0004040b, 0xffeb52d6, 0}}, - {{0, 0x0003eaf8, 0xffebd3f0, 0}}, {{0, 0x0003d1e5, 0xffec550a, 0}}, - {{0, 0x0003b8d2, 0xffecd624, 0}}, {{0, 0x00039fbf, 0xffed573e, 0}}, - {{0, 0x000386ac, 0xffedd858, 0}}, {{0, 0x00036d99, 0xffee5972, 0}}, - {{0, 0x00035486, 0xffeeda8c, 0}}, {{0, 0x00033b73, 0xffef5ba6, 0}}, - {{0, 0x00032260, 0xffefdcc0, 0}}, {{0, 0x0003094d, 0xfff05dda, 0}}, - {{0, 0x0002f03a, 0xfff0def4, 0}}, {{0, 0x0002d727, 0xfff1600e, 0}}, - {{0, 0x0002be14, 0xfff1e128, 0}}, {{0, 0x0002a501, 0xfff26242, 0}}, - {{0, 0x00028bee, 0xfff2e35c, 0}}, {{0, 0x000272db, 0xfff36476, 0}}, - {{0, 0x000259c8, 0xfff3e590, 0}}, {{0, 0x000240b5, 0xfff466aa, 0}}, - {{0, 0x000227a2, 0xfff4e7c4, 0}}, {{0, 0x00020e8f, 0xfff568de, 0}}, - {{0, 0x0001f57c, 0xfff5e9f8, 0}}, {{0, 0x0001dc69, 0xfff66b12, 0}}, - {{0, 0x0001c356, 0xfff6ec2c, 0}}, {{0, 0x0001aa43, 0xfff76d46, 0}}, - {{0, 0x00019130, 0xfff7ee60, 0}}, {{0, 0x0001781d, 0xfff86f7a, 0}}, - {{0, 0x00015f0a, 0xfff8f094, 0}}, {{0, 0x000145f7, 0xfff971ae, 0}}, - {{0, 0x00012ce4, 0xfff9f2c8, 0}}, {{0, 0x000113d1, 0xfffa73e2, 0}}, - {{0, 0x0000fabe, 0xfffaf4fc, 0}}, {{0, 0x0000e1ab, 0xfffb7616, 0}}, - {{0, 0x0000c898, 0xfffbf730, 0}}, {{0, 0x0000af85, 0xfffc784a, 0}}, - {{0, 0x00009672, 0xfffcf964, 0}}, {{0, 0x00007d5f, 0xfffd7a7e, 0}}, - {{0, 0x0000644c, 0xfffdfb98, 0}}, {{0, 0x00004b39, 0xfffe7cb2, 0}}, - {{0, 0x00003226, 0xfffefdcc, 0}}, {{0, 0x00001913, 0xffff7ee6, 0}}, - {{0, 0x00000000, 0x00000000, 0}}, {{0, 0xffffe6ed, 0x0000811a, 0}}, - {{0, 0xffffcdda, 0x00010234, 0}}, {{0, 0xffffb4c7, 0x0001834e, 0}}, - {{0, 0xffff9bb4, 0x00020468, 0}}, {{0, 0xffff82a1, 0x00028582, 0}}, - {{0, 0xffff698e, 0x0003069c, 0}}, {{0, 0xffff507b, 0x000387b6, 0}}, - {{0, 0xffff3768, 0x000408d0, 0}}, {{0, 0xffff1e55, 0x000489ea, 0}}, - {{0, 0xffff0542, 0x00050b04, 0}}, {{0, 0xfffeec2f, 0x00058c1e, 0}}, - {{0, 0xfffed31c, 0x00060d38, 0}}, {{0, 0xfffeba09, 0x00068e52, 0}}, - {{0, 0xfffea0f6, 0x00070f6c, 0}}, {{0, 0xfffe87e3, 0x00079086, 0}}, - {{0, 0xfffe6ed0, 0x000811a0, 0}}, {{0, 0xfffe55bd, 0x000892ba, 0}}, - {{0, 0xfffe3caa, 0x000913d4, 0}}, {{0, 0xfffe2397, 0x000994ee, 0}}, - {{0, 0xfffe0a84, 0x000a1608, 0}}, {{0, 0xfffdf171, 0x000a9722, 0}}, - {{0, 0xfffdd85e, 0x000b183c, 0}}, {{0, 0xfffdbf4b, 0x000b9956, 0}}, - {{0, 0xfffda638, 0x000c1a70, 0}}, {{0, 0xfffd8d25, 0x000c9b8a, 0}}, - {{0, 0xfffd7412, 0x000d1ca4, 0}}, {{0, 0xfffd5aff, 0x000d9dbe, 0}}, - {{0, 0xfffd41ec, 0x000e1ed8, 0}}, {{0, 0xfffd28d9, 0x000e9ff2, 0}}, - {{0, 0xfffd0fc6, 0x000f210c, 0}}, {{0, 0xfffcf6b3, 0x000fa226, 0}}, - {{0, 0xfffcdda0, 0x00102340, 0}}, {{0, 0xfffcc48d, 0x0010a45a, 0}}, - {{0, 0xfffcab7a, 0x00112574, 0}}, {{0, 0xfffc9267, 0x0011a68e, 0}}, - {{0, 0xfffc7954, 0x001227a8, 0}}, {{0, 0xfffc6041, 0x0012a8c2, 0}}, - {{0, 0xfffc472e, 0x001329dc, 0}}, {{0, 0xfffc2e1b, 0x0013aaf6, 0}}, - {{0, 0xfffc1508, 0x00142c10, 0}}, {{0, 0xfffbfbf5, 0x0014ad2a, 0}}, - {{0, 0xfffbe2e2, 0x00152e44, 0}}, {{0, 0xfffbc9cf, 0x0015af5e, 0}}, - {{0, 0xfffbb0bc, 0x00163078, 0}}, {{0, 0xfffb97a9, 0x0016b192, 0}}, - {{0, 0xfffb7e96, 0x001732ac, 0}}, {{0, 0xfffb6583, 0x0017b3c6, 0}}, - {{0, 0xfffb4c70, 0x001834e0, 0}}, {{0, 0xfffb335d, 0x0018b5fa, 0}}, - {{0, 0xfffb1a4a, 0x00193714, 0}}, {{0, 0xfffb0137, 0x0019b82e, 0}}, - {{0, 0xfffae824, 0x001a3948, 0}}, {{0, 0xfffacf11, 0x001aba62, 0}}, - {{0, 0xfffab5fe, 0x001b3b7c, 0}}, {{0, 0xfffa9ceb, 0x001bbc96, 0}}, - {{0, 0xfffa83d8, 0x001c3db0, 0}}, {{0, 0xfffa6ac5, 0x001cbeca, 0}}, - {{0, 0xfffa51b2, 0x001d3fe4, 0}}, {{0, 0xfffa389f, 0x001dc0fe, 0}}, - {{0, 0xfffa1f8c, 0x001e4218, 0}}, {{0, 0xfffa0679, 0x001ec332, 0}}, - {{0, 0xfff9ed66, 0x001f444c, 0}}, {{0, 0xfff9d453, 0x001fc566, 0}}, - {{0, 0xfff9bb40, 0x00204680, 0}}, {{0, 0xfff9a22d, 0x0020c79a, 0}}, - {{0, 0xfff9891a, 0x002148b4, 0}}, {{0, 0xfff97007, 0x0021c9ce, 0}}, - {{0, 0xfff956f4, 0x00224ae8, 0}}, {{0, 0xfff93de1, 0x0022cc02, 0}}, - {{0, 0xfff924ce, 0x00234d1c, 0}}, {{0, 0xfff90bbb, 0x0023ce36, 0}}, - {{0, 0xfff8f2a8, 0x00244f50, 0}}, {{0, 0xfff8d995, 0x0024d06a, 0}}, - {{0, 0xfff8c082, 0x00255184, 0}}, {{0, 0xfff8a76f, 0x0025d29e, 0}}, - {{0, 0xfff88e5c, 0x002653b8, 0}}, {{0, 0xfff87549, 0x0026d4d2, 0}}, - {{0, 0xfff85c36, 0x002755ec, 0}}, {{0, 0xfff84323, 0x0027d706, 0}}, - {{0, 0xfff82a10, 0x00285820, 0}}, {{0, 0xfff810fd, 0x0028d93a, 0}}, - {{0, 0xfff7f7ea, 0x00295a54, 0}}, {{0, 0xfff7ded7, 0x0029db6e, 0}}, - {{0, 0xfff7c5c4, 0x002a5c88, 0}}, {{0, 0xfff7acb1, 0x002adda2, 0}}, - {{0, 0xfff7939e, 0x002b5ebc, 0}}, {{0, 0xfff77a8b, 0x002bdfd6, 0}}, - {{0, 0xfff76178, 0x002c60f0, 0}}, {{0, 0xfff74865, 0x002ce20a, 0}}, - {{0, 0xfff72f52, 0x002d6324, 0}}, {{0, 0xfff7163f, 0x002de43e, 0}}, - {{0, 0xfff6fd2c, 0x002e6558, 0}}, {{0, 0xfff6e419, 0x002ee672, 0}}, - {{0, 0xfff6cb06, 0x002f678c, 0}}, {{0, 0xfff6b1f3, 0x002fe8a6, 0}}, - {{0, 0xfff698e0, 0x003069c0, 0}}, {{0, 0xfff67fcd, 0x0030eada, 0}}, - {{0, 0xfff666ba, 0x00316bf4, 0}}, {{0, 0xfff64da7, 0x0031ed0e, 0}}, - {{0, 0xfff63494, 0x00326e28, 0}}, {{0, 0xfff61b81, 0x0032ef42, 0}}, - {{0, 0xfff6026e, 0x0033705c, 0}}, {{0, 0xfff5e95b, 0x0033f176, 0}}, - {{0, 0xfff5d048, 0x00347290, 0}}, {{0, 0xfff5b735, 0x0034f3aa, 0}}, - {{0, 0xfff59e22, 0x003574c4, 0}}, {{0, 0xfff5850f, 0x0035f5de, 0}}, - {{0, 0xfff56bfc, 0x003676f8, 0}}, {{0, 0xfff552e9, 0x0036f812, 0}}, - {{0, 0xfff539d6, 0x0037792c, 0}}, {{0, 0xfff520c3, 0x0037fa46, 0}}, - {{0, 0xfff507b0, 0x00387b60, 0}}, {{0, 0xfff4ee9d, 0x0038fc7a, 0}}, - {{0, 0xfff4d58a, 0x00397d94, 0}}, {{0, 0xfff4bc77, 0x0039feae, 0}}, - {{0, 0xfff4a364, 0x003a7fc8, 0}}, {{0, 0xfff48a51, 0x003b00e2, 0}}, - {{0, 0xfff4713e, 0x003b81fc, 0}}, {{0, 0xfff4582b, 0x003c0316, 0}}, - {{0, 0xfff43f18, 0x003c8430, 0}}, {{0, 0xfff42605, 0x003d054a, 0}}, - {{0, 0xfff40cf2, 0x003d8664, 0}}, {{0, 0xfff3f3df, 0x003e077e, 0}}, - {{0, 0xfff3dacc, 0x003e8898, 0}}, {{0, 0xfff3c1b9, 0x003f09b2, 0}}, - {{0, 0xfff3a8a6, 0x003f8acc, 0}}, {{0, 0xfff38f93, 0x00400be6, 0}} -}; - -static VP8kCstSSE2 VP8kVtoRGBA[256] = { - {{0xffcced80, 0x001a0400, 0, 0}}, {{0xffcd53a5, 0x0019cff8, 0, 0}}, - {{0xffcdb9ca, 0x00199bf0, 0, 0}}, {{0xffce1fef, 0x001967e8, 0, 0}}, - {{0xffce8614, 0x001933e0, 0, 0}}, {{0xffceec39, 0x0018ffd8, 0, 0}}, - {{0xffcf525e, 0x0018cbd0, 0, 0}}, {{0xffcfb883, 0x001897c8, 0, 0}}, - {{0xffd01ea8, 0x001863c0, 0, 0}}, {{0xffd084cd, 0x00182fb8, 0, 0}}, - {{0xffd0eaf2, 0x0017fbb0, 0, 0}}, {{0xffd15117, 0x0017c7a8, 0, 0}}, - {{0xffd1b73c, 0x001793a0, 0, 0}}, {{0xffd21d61, 0x00175f98, 0, 0}}, - {{0xffd28386, 0x00172b90, 0, 0}}, {{0xffd2e9ab, 0x0016f788, 0, 0}}, - {{0xffd34fd0, 0x0016c380, 0, 0}}, {{0xffd3b5f5, 0x00168f78, 0, 0}}, - {{0xffd41c1a, 0x00165b70, 0, 0}}, {{0xffd4823f, 0x00162768, 0, 0}}, - {{0xffd4e864, 0x0015f360, 0, 0}}, {{0xffd54e89, 0x0015bf58, 0, 0}}, - {{0xffd5b4ae, 0x00158b50, 0, 0}}, {{0xffd61ad3, 0x00155748, 0, 0}}, - {{0xffd680f8, 0x00152340, 0, 0}}, {{0xffd6e71d, 0x0014ef38, 0, 0}}, - {{0xffd74d42, 0x0014bb30, 0, 0}}, {{0xffd7b367, 0x00148728, 0, 0}}, - {{0xffd8198c, 0x00145320, 0, 0}}, {{0xffd87fb1, 0x00141f18, 0, 0}}, - {{0xffd8e5d6, 0x0013eb10, 0, 0}}, {{0xffd94bfb, 0x0013b708, 0, 0}}, - {{0xffd9b220, 0x00138300, 0, 0}}, {{0xffda1845, 0x00134ef8, 0, 0}}, - {{0xffda7e6a, 0x00131af0, 0, 0}}, {{0xffdae48f, 0x0012e6e8, 0, 0}}, - {{0xffdb4ab4, 0x0012b2e0, 0, 0}}, {{0xffdbb0d9, 0x00127ed8, 0, 0}}, - {{0xffdc16fe, 0x00124ad0, 0, 0}}, {{0xffdc7d23, 0x001216c8, 0, 0}}, - {{0xffdce348, 0x0011e2c0, 0, 0}}, {{0xffdd496d, 0x0011aeb8, 0, 0}}, - {{0xffddaf92, 0x00117ab0, 0, 0}}, {{0xffde15b7, 0x001146a8, 0, 0}}, - {{0xffde7bdc, 0x001112a0, 0, 0}}, {{0xffdee201, 0x0010de98, 0, 0}}, - {{0xffdf4826, 0x0010aa90, 0, 0}}, {{0xffdfae4b, 0x00107688, 0, 0}}, - {{0xffe01470, 0x00104280, 0, 0}}, {{0xffe07a95, 0x00100e78, 0, 0}}, - {{0xffe0e0ba, 0x000fda70, 0, 0}}, {{0xffe146df, 0x000fa668, 0, 0}}, - {{0xffe1ad04, 0x000f7260, 0, 0}}, {{0xffe21329, 0x000f3e58, 0, 0}}, - {{0xffe2794e, 0x000f0a50, 0, 0}}, {{0xffe2df73, 0x000ed648, 0, 0}}, - {{0xffe34598, 0x000ea240, 0, 0}}, {{0xffe3abbd, 0x000e6e38, 0, 0}}, - {{0xffe411e2, 0x000e3a30, 0, 0}}, {{0xffe47807, 0x000e0628, 0, 0}}, - {{0xffe4de2c, 0x000dd220, 0, 0}}, {{0xffe54451, 0x000d9e18, 0, 0}}, - {{0xffe5aa76, 0x000d6a10, 0, 0}}, {{0xffe6109b, 0x000d3608, 0, 0}}, - {{0xffe676c0, 0x000d0200, 0, 0}}, {{0xffe6dce5, 0x000ccdf8, 0, 0}}, - {{0xffe7430a, 0x000c99f0, 0, 0}}, {{0xffe7a92f, 0x000c65e8, 0, 0}}, - {{0xffe80f54, 0x000c31e0, 0, 0}}, {{0xffe87579, 0x000bfdd8, 0, 0}}, - {{0xffe8db9e, 0x000bc9d0, 0, 0}}, {{0xffe941c3, 0x000b95c8, 0, 0}}, - {{0xffe9a7e8, 0x000b61c0, 0, 0}}, {{0xffea0e0d, 0x000b2db8, 0, 0}}, - {{0xffea7432, 0x000af9b0, 0, 0}}, {{0xffeada57, 0x000ac5a8, 0, 0}}, - {{0xffeb407c, 0x000a91a0, 0, 0}}, {{0xffeba6a1, 0x000a5d98, 0, 0}}, - {{0xffec0cc6, 0x000a2990, 0, 0}}, {{0xffec72eb, 0x0009f588, 0, 0}}, - {{0xffecd910, 0x0009c180, 0, 0}}, {{0xffed3f35, 0x00098d78, 0, 0}}, - {{0xffeda55a, 0x00095970, 0, 0}}, {{0xffee0b7f, 0x00092568, 0, 0}}, - {{0xffee71a4, 0x0008f160, 0, 0}}, {{0xffeed7c9, 0x0008bd58, 0, 0}}, - {{0xffef3dee, 0x00088950, 0, 0}}, {{0xffefa413, 0x00085548, 0, 0}}, - {{0xfff00a38, 0x00082140, 0, 0}}, {{0xfff0705d, 0x0007ed38, 0, 0}}, - {{0xfff0d682, 0x0007b930, 0, 0}}, {{0xfff13ca7, 0x00078528, 0, 0}}, - {{0xfff1a2cc, 0x00075120, 0, 0}}, {{0xfff208f1, 0x00071d18, 0, 0}}, - {{0xfff26f16, 0x0006e910, 0, 0}}, {{0xfff2d53b, 0x0006b508, 0, 0}}, - {{0xfff33b60, 0x00068100, 0, 0}}, {{0xfff3a185, 0x00064cf8, 0, 0}}, - {{0xfff407aa, 0x000618f0, 0, 0}}, {{0xfff46dcf, 0x0005e4e8, 0, 0}}, - {{0xfff4d3f4, 0x0005b0e0, 0, 0}}, {{0xfff53a19, 0x00057cd8, 0, 0}}, - {{0xfff5a03e, 0x000548d0, 0, 0}}, {{0xfff60663, 0x000514c8, 0, 0}}, - {{0xfff66c88, 0x0004e0c0, 0, 0}}, {{0xfff6d2ad, 0x0004acb8, 0, 0}}, - {{0xfff738d2, 0x000478b0, 0, 0}}, {{0xfff79ef7, 0x000444a8, 0, 0}}, - {{0xfff8051c, 0x000410a0, 0, 0}}, {{0xfff86b41, 0x0003dc98, 0, 0}}, - {{0xfff8d166, 0x0003a890, 0, 0}}, {{0xfff9378b, 0x00037488, 0, 0}}, - {{0xfff99db0, 0x00034080, 0, 0}}, {{0xfffa03d5, 0x00030c78, 0, 0}}, - {{0xfffa69fa, 0x0002d870, 0, 0}}, {{0xfffad01f, 0x0002a468, 0, 0}}, - {{0xfffb3644, 0x00027060, 0, 0}}, {{0xfffb9c69, 0x00023c58, 0, 0}}, - {{0xfffc028e, 0x00020850, 0, 0}}, {{0xfffc68b3, 0x0001d448, 0, 0}}, - {{0xfffcced8, 0x0001a040, 0, 0}}, {{0xfffd34fd, 0x00016c38, 0, 0}}, - {{0xfffd9b22, 0x00013830, 0, 0}}, {{0xfffe0147, 0x00010428, 0, 0}}, - {{0xfffe676c, 0x0000d020, 0, 0}}, {{0xfffecd91, 0x00009c18, 0, 0}}, - {{0xffff33b6, 0x00006810, 0, 0}}, {{0xffff99db, 0x00003408, 0, 0}}, - {{0x00000000, 0x00000000, 0, 0}}, {{0x00006625, 0xffffcbf8, 0, 0}}, - {{0x0000cc4a, 0xffff97f0, 0, 0}}, {{0x0001326f, 0xffff63e8, 0, 0}}, - {{0x00019894, 0xffff2fe0, 0, 0}}, {{0x0001feb9, 0xfffefbd8, 0, 0}}, - {{0x000264de, 0xfffec7d0, 0, 0}}, {{0x0002cb03, 0xfffe93c8, 0, 0}}, - {{0x00033128, 0xfffe5fc0, 0, 0}}, {{0x0003974d, 0xfffe2bb8, 0, 0}}, - {{0x0003fd72, 0xfffdf7b0, 0, 0}}, {{0x00046397, 0xfffdc3a8, 0, 0}}, - {{0x0004c9bc, 0xfffd8fa0, 0, 0}}, {{0x00052fe1, 0xfffd5b98, 0, 0}}, - {{0x00059606, 0xfffd2790, 0, 0}}, {{0x0005fc2b, 0xfffcf388, 0, 0}}, - {{0x00066250, 0xfffcbf80, 0, 0}}, {{0x0006c875, 0xfffc8b78, 0, 0}}, - {{0x00072e9a, 0xfffc5770, 0, 0}}, {{0x000794bf, 0xfffc2368, 0, 0}}, - {{0x0007fae4, 0xfffbef60, 0, 0}}, {{0x00086109, 0xfffbbb58, 0, 0}}, - {{0x0008c72e, 0xfffb8750, 0, 0}}, {{0x00092d53, 0xfffb5348, 0, 0}}, - {{0x00099378, 0xfffb1f40, 0, 0}}, {{0x0009f99d, 0xfffaeb38, 0, 0}}, - {{0x000a5fc2, 0xfffab730, 0, 0}}, {{0x000ac5e7, 0xfffa8328, 0, 0}}, - {{0x000b2c0c, 0xfffa4f20, 0, 0}}, {{0x000b9231, 0xfffa1b18, 0, 0}}, - {{0x000bf856, 0xfff9e710, 0, 0}}, {{0x000c5e7b, 0xfff9b308, 0, 0}}, - {{0x000cc4a0, 0xfff97f00, 0, 0}}, {{0x000d2ac5, 0xfff94af8, 0, 0}}, - {{0x000d90ea, 0xfff916f0, 0, 0}}, {{0x000df70f, 0xfff8e2e8, 0, 0}}, - {{0x000e5d34, 0xfff8aee0, 0, 0}}, {{0x000ec359, 0xfff87ad8, 0, 0}}, - {{0x000f297e, 0xfff846d0, 0, 0}}, {{0x000f8fa3, 0xfff812c8, 0, 0}}, - {{0x000ff5c8, 0xfff7dec0, 0, 0}}, {{0x00105bed, 0xfff7aab8, 0, 0}}, - {{0x0010c212, 0xfff776b0, 0, 0}}, {{0x00112837, 0xfff742a8, 0, 0}}, - {{0x00118e5c, 0xfff70ea0, 0, 0}}, {{0x0011f481, 0xfff6da98, 0, 0}}, - {{0x00125aa6, 0xfff6a690, 0, 0}}, {{0x0012c0cb, 0xfff67288, 0, 0}}, - {{0x001326f0, 0xfff63e80, 0, 0}}, {{0x00138d15, 0xfff60a78, 0, 0}}, - {{0x0013f33a, 0xfff5d670, 0, 0}}, {{0x0014595f, 0xfff5a268, 0, 0}}, - {{0x0014bf84, 0xfff56e60, 0, 0}}, {{0x001525a9, 0xfff53a58, 0, 0}}, - {{0x00158bce, 0xfff50650, 0, 0}}, {{0x0015f1f3, 0xfff4d248, 0, 0}}, - {{0x00165818, 0xfff49e40, 0, 0}}, {{0x0016be3d, 0xfff46a38, 0, 0}}, - {{0x00172462, 0xfff43630, 0, 0}}, {{0x00178a87, 0xfff40228, 0, 0}}, - {{0x0017f0ac, 0xfff3ce20, 0, 0}}, {{0x001856d1, 0xfff39a18, 0, 0}}, - {{0x0018bcf6, 0xfff36610, 0, 0}}, {{0x0019231b, 0xfff33208, 0, 0}}, - {{0x00198940, 0xfff2fe00, 0, 0}}, {{0x0019ef65, 0xfff2c9f8, 0, 0}}, - {{0x001a558a, 0xfff295f0, 0, 0}}, {{0x001abbaf, 0xfff261e8, 0, 0}}, - {{0x001b21d4, 0xfff22de0, 0, 0}}, {{0x001b87f9, 0xfff1f9d8, 0, 0}}, - {{0x001bee1e, 0xfff1c5d0, 0, 0}}, {{0x001c5443, 0xfff191c8, 0, 0}}, - {{0x001cba68, 0xfff15dc0, 0, 0}}, {{0x001d208d, 0xfff129b8, 0, 0}}, - {{0x001d86b2, 0xfff0f5b0, 0, 0}}, {{0x001decd7, 0xfff0c1a8, 0, 0}}, - {{0x001e52fc, 0xfff08da0, 0, 0}}, {{0x001eb921, 0xfff05998, 0, 0}}, - {{0x001f1f46, 0xfff02590, 0, 0}}, {{0x001f856b, 0xffeff188, 0, 0}}, - {{0x001feb90, 0xffefbd80, 0, 0}}, {{0x002051b5, 0xffef8978, 0, 0}}, - {{0x0020b7da, 0xffef5570, 0, 0}}, {{0x00211dff, 0xffef2168, 0, 0}}, - {{0x00218424, 0xffeeed60, 0, 0}}, {{0x0021ea49, 0xffeeb958, 0, 0}}, - {{0x0022506e, 0xffee8550, 0, 0}}, {{0x0022b693, 0xffee5148, 0, 0}}, - {{0x00231cb8, 0xffee1d40, 0, 0}}, {{0x002382dd, 0xffede938, 0, 0}}, - {{0x0023e902, 0xffedb530, 0, 0}}, {{0x00244f27, 0xffed8128, 0, 0}}, - {{0x0024b54c, 0xffed4d20, 0, 0}}, {{0x00251b71, 0xffed1918, 0, 0}}, - {{0x00258196, 0xffece510, 0, 0}}, {{0x0025e7bb, 0xffecb108, 0, 0}}, - {{0x00264de0, 0xffec7d00, 0, 0}}, {{0x0026b405, 0xffec48f8, 0, 0}}, - {{0x00271a2a, 0xffec14f0, 0, 0}}, {{0x0027804f, 0xffebe0e8, 0, 0}}, - {{0x0027e674, 0xffebace0, 0, 0}}, {{0x00284c99, 0xffeb78d8, 0, 0}}, - {{0x0028b2be, 0xffeb44d0, 0, 0}}, {{0x002918e3, 0xffeb10c8, 0, 0}}, - {{0x00297f08, 0xffeadcc0, 0, 0}}, {{0x0029e52d, 0xffeaa8b8, 0, 0}}, - {{0x002a4b52, 0xffea74b0, 0, 0}}, {{0x002ab177, 0xffea40a8, 0, 0}}, - {{0x002b179c, 0xffea0ca0, 0, 0}}, {{0x002b7dc1, 0xffe9d898, 0, 0}}, - {{0x002be3e6, 0xffe9a490, 0, 0}}, {{0x002c4a0b, 0xffe97088, 0, 0}}, - {{0x002cb030, 0xffe93c80, 0, 0}}, {{0x002d1655, 0xffe90878, 0, 0}}, - {{0x002d7c7a, 0xffe8d470, 0, 0}}, {{0x002de29f, 0xffe8a068, 0, 0}}, - {{0x002e48c4, 0xffe86c60, 0, 0}}, {{0x002eaee9, 0xffe83858, 0, 0}}, - {{0x002f150e, 0xffe80450, 0, 0}}, {{0x002f7b33, 0xffe7d048, 0, 0}}, - {{0x002fe158, 0xffe79c40, 0, 0}}, {{0x0030477d, 0xffe76838, 0, 0}}, - {{0x0030ada2, 0xffe73430, 0, 0}}, {{0x003113c7, 0xffe70028, 0, 0}}, - {{0x003179ec, 0xffe6cc20, 0, 0}}, {{0x0031e011, 0xffe69818, 0, 0}}, - {{0x00324636, 0xffe66410, 0, 0}}, {{0x0032ac5b, 0xffe63008, 0, 0}} -}; |