diff options
Diffstat (limited to 'thirdparty/libvpx/vpx_dsp/txfm_common.h')
-rw-r--r-- | thirdparty/libvpx/vpx_dsp/txfm_common.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/thirdparty/libvpx/vpx_dsp/txfm_common.h b/thirdparty/libvpx/vpx_dsp/txfm_common.h deleted file mode 100644 index 442e6a57b5..0000000000 --- a/thirdparty/libvpx/vpx_dsp/txfm_common.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright (c) 2015 The WebM project authors. All Rights Reserved. - * - * Use of this source code is governed by a BSD-style license - * that can be found in the LICENSE 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. - */ - -#ifndef VPX_DSP_TXFM_COMMON_H_ -#define VPX_DSP_TXFM_COMMON_H_ - -#include "vpx_dsp/vpx_dsp_common.h" - -// Constants and Macros used by all idct/dct functions -#define DCT_CONST_BITS 14 -#define DCT_CONST_ROUNDING (1 << (DCT_CONST_BITS - 1)) - -#define UNIT_QUANT_SHIFT 2 -#define UNIT_QUANT_FACTOR (1 << UNIT_QUANT_SHIFT) - -// Constants: -// for (int i = 1; i< 32; ++i) -// printf("static const int cospi_%d_64 = %.0f;\n", i, -// round(16384 * cos(i*M_PI/64))); -// Note: sin(k*Pi/64) = cos((32-k)*Pi/64) -static const tran_high_t cospi_1_64 = 16364; -static const tran_high_t cospi_2_64 = 16305; -static const tran_high_t cospi_3_64 = 16207; -static const tran_high_t cospi_4_64 = 16069; -static const tran_high_t cospi_5_64 = 15893; -static const tran_high_t cospi_6_64 = 15679; -static const tran_high_t cospi_7_64 = 15426; -static const tran_high_t cospi_8_64 = 15137; -static const tran_high_t cospi_9_64 = 14811; -static const tran_high_t cospi_10_64 = 14449; -static const tran_high_t cospi_11_64 = 14053; -static const tran_high_t cospi_12_64 = 13623; -static const tran_high_t cospi_13_64 = 13160; -static const tran_high_t cospi_14_64 = 12665; -static const tran_high_t cospi_15_64 = 12140; -static const tran_high_t cospi_16_64 = 11585; -static const tran_high_t cospi_17_64 = 11003; -static const tran_high_t cospi_18_64 = 10394; -static const tran_high_t cospi_19_64 = 9760; -static const tran_high_t cospi_20_64 = 9102; -static const tran_high_t cospi_21_64 = 8423; -static const tran_high_t cospi_22_64 = 7723; -static const tran_high_t cospi_23_64 = 7005; -static const tran_high_t cospi_24_64 = 6270; -static const tran_high_t cospi_25_64 = 5520; -static const tran_high_t cospi_26_64 = 4756; -static const tran_high_t cospi_27_64 = 3981; -static const tran_high_t cospi_28_64 = 3196; -static const tran_high_t cospi_29_64 = 2404; -static const tran_high_t cospi_30_64 = 1606; -static const tran_high_t cospi_31_64 = 804; - -// 16384 * sqrt(2) * sin(kPi/9) * 2 / 3 -static const tran_high_t sinpi_1_9 = 5283; -static const tran_high_t sinpi_2_9 = 9929; -static const tran_high_t sinpi_3_9 = 13377; -static const tran_high_t sinpi_4_9 = 15212; - -#endif // VPX_DSP_TXFM_COMMON_H_ |