Change sinpi_{1,2,3,4}_9 from tran_high_t to int16_t
Add "typedef int16_t tran_coef_t;" BUG=webm:1450 Change-Id: I67866f104898d1dda8989e1abdaf6983fe324154
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@ -14,14 +14,7 @@
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#include "./vp9_rtcd.h"
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#include "./vpx_config.h"
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#include "vp9/common/vp9_common.h"
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static int16_t sinpi_1_9 = 0x14a3;
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static int16_t sinpi_2_9 = 0x26c9;
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static int16_t sinpi_3_9 = 0x3441;
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static int16_t sinpi_4_9 = 0x3b6c;
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static int16_t cospi_8_64 = 0x3b21;
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static int16_t cospi_16_64 = 0x2d41;
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static int16_t cospi_24_64 = 0x187e;
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#include "vpx_dsp/txfm_common.h"
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static INLINE void TRANSPOSE4X4(int16x8_t *q8s16, int16x8_t *q9s16) {
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int32x4_t q8s32, q9s32;
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@ -246,13 +246,14 @@ static void fadst4(const tran_low_t *input, tran_low_t *output) {
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return;
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}
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s0 = sinpi_1_9 * x0;
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s1 = sinpi_4_9 * x0;
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s2 = sinpi_2_9 * x1;
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s3 = sinpi_1_9 * x1;
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s4 = sinpi_3_9 * x2;
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s5 = sinpi_4_9 * x3;
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s6 = sinpi_2_9 * x3;
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// 32-bit result is enough for the following multiplications.
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s0 = sinpi_1_9 * input[0];
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s1 = sinpi_4_9 * input[0];
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s2 = sinpi_2_9 * input[1];
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s3 = sinpi_1_9 * input[1];
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s4 = sinpi_3_9 * input[2];
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s5 = sinpi_4_9 * input[3];
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s6 = sinpi_2_9 * input[3];
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s7 = x0 + x1 - x3;
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x0 = s0 + s2 + s5;
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@ -105,6 +105,7 @@ void iadst4_c(const tran_low_t *input, tran_low_t *output) {
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return;
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}
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// 32-bit result is enough for the following multiplications.
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s0 = sinpi_1_9 * x0;
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s1 = sinpi_2_9 * x0;
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s2 = sinpi_3_9 * x1;
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@ -1390,13 +1391,13 @@ void vpx_highbd_iadst4_c(const tran_low_t *input, tran_low_t *output, int bd) {
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return;
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}
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s0 = sinpi_1_9 * x0;
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s1 = sinpi_2_9 * x0;
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s2 = sinpi_3_9 * x1;
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s3 = sinpi_4_9 * x2;
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s4 = sinpi_1_9 * x2;
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s5 = sinpi_2_9 * x3;
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s6 = sinpi_4_9 * x3;
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s0 = (tran_high_t)sinpi_1_9 * x0;
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s1 = (tran_high_t)sinpi_2_9 * x0;
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s2 = (tran_high_t)sinpi_3_9 * x1;
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s3 = (tran_high_t)sinpi_4_9 * x2;
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s4 = (tran_high_t)sinpi_1_9 * x2;
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s5 = (tran_high_t)sinpi_2_9 * x3;
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s6 = (tran_high_t)sinpi_4_9 * x3;
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s7 = (tran_high_t)HIGHBD_WRAPLOW(x0 - x2 + x3, bd);
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s0 = s0 + s3 + s5;
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@ -343,6 +343,7 @@ void iadst4_dspr2(const int16_t *input, int16_t *output) {
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return;
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}
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// 32-bit result is enough for the following multiplications.
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s0 = sinpi_1_9 * x0;
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s1 = sinpi_2_9 * x0;
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s2 = sinpi_3_9 * x1;
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@ -58,9 +58,9 @@ static const tran_high_t cospi_30_64 = 1606;
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static const tran_high_t cospi_31_64 = 804;
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// 16384 * sqrt(2) * sin(kPi/9) * 2 / 3
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static const tran_high_t sinpi_1_9 = 5283;
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static const tran_high_t sinpi_2_9 = 9929;
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static const tran_high_t sinpi_3_9 = 13377;
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static const tran_high_t sinpi_4_9 = 15212;
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static const tran_coef_t sinpi_1_9 = 5283;
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static const tran_coef_t sinpi_2_9 = 9929;
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static const tran_coef_t sinpi_3_9 = 13377;
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static const tran_coef_t sinpi_4_9 = 15212;
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#endif // VPX_DSP_TXFM_COMMON_H_
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@ -43,6 +43,8 @@ typedef int32_t tran_high_t;
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typedef int16_t tran_low_t;
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#endif // CONFIG_VP9_HIGHBITDEPTH
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typedef int16_t tran_coef_t;
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static INLINE uint8_t clip_pixel(int val) {
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return (val > 255) ? 255 : (val < 0) ? 0 : val;
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}
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