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Diffstat (limited to 'drivers/webpold/dsp/dsp.h')
| -rw-r--r-- | drivers/webpold/dsp/dsp.h | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/drivers/webpold/dsp/dsp.h b/drivers/webpold/dsp/dsp.h deleted file mode 100644 index fd686a8532..0000000000 --- a/drivers/webpold/dsp/dsp.h +++ /dev/null @@ -1,210 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// This code is licensed under the same terms as WebM: -// Software License Agreement: http://www.webmproject.org/license/software/ -// Additional IP Rights Grant: http://www.webmproject.org/license/additional/ -// ----------------------------------------------------------------------------- -// -// Speed-critical functions. -// -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_DSP_DSP_H_ -#define WEBP_DSP_DSP_H_ - -#include "../types.h" - -#if defined(__cplusplus) || defined(c_plusplus) -extern "C" { -#endif - -//------------------------------------------------------------------------------ -// CPU detection - -#if defined(_MSC_VER) && (defined(_M_X64) || defined(_M_IX86)) -#define WEBP_MSC_SSE2 // Visual C++ SSE2 targets -#endif - -#if defined(__SSE2__) || defined(WEBP_MSC_SSE2) -#define WEBP_USE_SSE2 -#endif - -#if defined(__ANDROID__) && defined(__ARM_ARCH_7A__) && defined(__ARM_NEON__) -#define WEBP_ANDROID_NEON // Android targets that might support NEON -#endif - -#if ( (defined(__ARM_NEON__) && !defined(__aarch64__)) || defined(WEBP_ANDROID_NEON)) && !defined(PSP2_ENABLED) -#define WEBP_USE_NEON -#endif - -typedef enum { - kSSE2, - kSSE3, - kNEON -} CPUFeature; -// returns true if the CPU supports the feature. -typedef int (*VP8CPUInfo)(CPUFeature feature); -extern VP8CPUInfo VP8GetCPUInfo; - -//------------------------------------------------------------------------------ -// Encoding - -int VP8GetAlpha(const int histo[]); - -// 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 VP8WHT VP8ITransformWHT; -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); -extern VP8WMetric VP8TDisto4x4, VP8TDisto16x16; - -typedef void (*VP8BlockCopy)(const uint8_t* src, uint8_t* dst); -extern VP8BlockCopy VP8Copy4x4; -// Quantization -struct VP8Matrix; // forward declaration -typedef int (*VP8QuantizeBlock)(int16_t in[16], int16_t out[16], - int n, const struct VP8Matrix* const mtx); -extern VP8QuantizeBlock VP8EncQuantizeBlock; - -// Compute susceptibility based on DCT-coeff histograms: -// the higher, the "easier" the macroblock is to compress. -typedef int (*VP8CHisto)(const uint8_t* ref, const uint8_t* pred, - int start_block, int end_block); -extern const int VP8DspScan[16 + 4 + 4]; -extern VP8CHisto VP8CollectHistogram; - -void VP8EncDspInit(void); // must be called before using any of the above - -//------------------------------------------------------------------------------ -// 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 VP8TransformUV; -extern VP8DecIdct VP8TransformDC; -extern VP8DecIdct VP8TransformDCUV; -extern void (*VP8TransformWHT)(const int16_t* in, int16_t* out); - -// *dst is the destination block, with stride BPS. Boundary samples are -// assumed accessible when needed. -typedef void (*VP8PredFunc)(uint8_t* dst); -extern const VP8PredFunc VP8PredLuma16[/* NUM_B_DC_MODES */]; -extern const VP8PredFunc VP8PredChroma8[/* NUM_B_DC_MODES */]; -extern const VP8PredFunc VP8PredLuma4[/* NUM_BMODES */]; - -// 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; - -// must be called before anything using the above -void VP8DspInit(void); - -//------------------------------------------------------------------------------ -// WebP I/O - -#define FANCY_UPSAMPLING // undefined to remove fancy upsampling support - -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 */]; - -// Initializes SSE2 version of the fancy upsamplers. -void WebPInitUpsamplersSSE2(void); - -#endif // FANCY_UPSAMPLING - -// Point-sampling methods. -typedef void (*WebPSampleLinePairFunc)( - const uint8_t* top_y, const uint8_t* bottom_y, - const uint8_t* u, const uint8_t* v, - uint8_t* top_dst, uint8_t* bottom_dst, int len); - -extern const WebPSampleLinePairFunc 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 const WebPYUV444Converter WebPYUV444Converters[/* MODE_LAST */]; - -// Main function to be called -void WebPInitUpsamplers(void); - -//------------------------------------------------------------------------------ -// Pre-multiply planes with alpha values - -// 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); - -// To be called first before using the above. -void WebPInitPremultiply(void); - -void WebPInitPremultiplySSE2(void); // should not be called directly. - -//------------------------------------------------------------------------------ - -#if defined(__cplusplus) || defined(c_plusplus) -} // extern "C" -#endif - -#endif /* WEBP_DSP_DSP_H_ */ |