bb15fd51be
135 -> 34 fixes unused function warnings for highbd_idct32_34_4x32_quarter_[12] Change-Id: I4f50ff6ea514200af93dd59ff94c7f9717409682
783 lines
29 KiB
C
783 lines
29 KiB
C
/*
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* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "./vpx_dsp_rtcd.h"
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#include "vpx_dsp/x86/highbd_inv_txfm_sse2.h"
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#include "vpx_dsp/x86/inv_txfm_sse2.h"
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#include "vpx_dsp/x86/transpose_sse2.h"
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#include "vpx_dsp/x86/txfm_common_sse2.h"
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static INLINE void highbd_idct32_4x32_quarter_2_stage_4_to_6(
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__m128i *const step1 /*step1[16]*/, __m128i *const out /*out[16]*/) {
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__m128i step2[32];
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// stage 4
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step2[8] = step1[8];
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step2[15] = step1[15];
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highbd_butterfly_sse2(step1[14], step1[9], (int)cospi_24_64, (int)cospi_8_64,
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&step2[9], &step2[14]);
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highbd_butterfly_sse2(step1[10], step1[13], (int)cospi_8_64, (int)cospi_24_64,
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&step2[13], &step2[10]);
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step2[11] = step1[11];
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step2[12] = step1[12];
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// stage 5
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step1[8] = _mm_add_epi32(step2[8], step2[11]);
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step1[9] = _mm_add_epi32(step2[9], step2[10]);
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step1[10] = _mm_sub_epi32(step2[9], step2[10]);
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step1[11] = _mm_sub_epi32(step2[8], step2[11]);
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step1[12] = _mm_sub_epi32(step2[15], step2[12]);
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step1[13] = _mm_sub_epi32(step2[14], step2[13]);
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step1[14] = _mm_add_epi32(step2[14], step2[13]);
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step1[15] = _mm_add_epi32(step2[15], step2[12]);
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// stage 6
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out[8] = step1[8];
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out[9] = step1[9];
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highbd_butterfly_sse2(step1[13], step1[10], (int)cospi_16_64,
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(int)cospi_16_64, &out[10], &out[13]);
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highbd_butterfly_sse2(step1[12], step1[11], (int)cospi_16_64,
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(int)cospi_16_64, &out[11], &out[12]);
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out[14] = step1[14];
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out[15] = step1[15];
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}
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static INLINE void highbd_idct32_4x32_quarter_3_4_stage_4_to_7(
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__m128i *const step1 /*step1[32]*/, __m128i *const out /*out[32]*/) {
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__m128i step2[32];
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// stage 4
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step2[16] = _mm_add_epi32(step1[16], step1[19]);
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step2[17] = _mm_add_epi32(step1[17], step1[18]);
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step2[18] = _mm_sub_epi32(step1[17], step1[18]);
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step2[19] = _mm_sub_epi32(step1[16], step1[19]);
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step2[20] = _mm_sub_epi32(step1[20], step1[23]); // step2[20] = -step2[20]
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step2[21] = _mm_sub_epi32(step1[21], step1[22]); // step2[21] = -step2[21]
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step2[22] = _mm_add_epi32(step1[21], step1[22]);
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step2[23] = _mm_add_epi32(step1[20], step1[23]);
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step2[24] = _mm_add_epi32(step1[27], step1[24]);
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step2[25] = _mm_add_epi32(step1[26], step1[25]);
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step2[26] = _mm_sub_epi32(step1[26], step1[25]); // step2[26] = -step2[26]
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step2[27] = _mm_sub_epi32(step1[27], step1[24]); // step2[27] = -step2[27]
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step2[28] = _mm_sub_epi32(step1[31], step1[28]);
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step2[29] = _mm_sub_epi32(step1[30], step1[29]);
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step2[30] = _mm_add_epi32(step1[29], step1[30]);
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step2[31] = _mm_add_epi32(step1[28], step1[31]);
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// stage 5
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step1[16] = step2[16];
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step1[17] = step2[17];
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highbd_butterfly_sse2(step2[29], step2[18], (int)cospi_24_64, (int)cospi_8_64,
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&step1[18], &step1[29]);
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highbd_butterfly_sse2(step2[28], step2[19], (int)cospi_24_64, (int)cospi_8_64,
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&step1[19], &step1[28]);
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highbd_butterfly_sse2(step2[20], step2[27], (int)cospi_8_64, (int)cospi_24_64,
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&step1[27], &step1[20]);
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highbd_butterfly_sse2(step2[21], step2[26], (int)cospi_8_64, (int)cospi_24_64,
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&step1[26], &step1[21]);
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step1[22] = step2[22];
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step1[23] = step2[23];
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step1[24] = step2[24];
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step1[25] = step2[25];
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step1[30] = step2[30];
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step1[31] = step2[31];
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// stage 6
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step2[16] = _mm_add_epi32(step1[16], step1[23]);
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step2[17] = _mm_add_epi32(step1[17], step1[22]);
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step2[18] = _mm_add_epi32(step1[18], step1[21]);
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step2[19] = _mm_add_epi32(step1[19], step1[20]);
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step2[20] = _mm_sub_epi32(step1[19], step1[20]);
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step2[21] = _mm_sub_epi32(step1[18], step1[21]);
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step2[22] = _mm_sub_epi32(step1[17], step1[22]);
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step2[23] = _mm_sub_epi32(step1[16], step1[23]);
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step2[24] = _mm_sub_epi32(step1[31], step1[24]);
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step2[25] = _mm_sub_epi32(step1[30], step1[25]);
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step2[26] = _mm_sub_epi32(step1[29], step1[26]);
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step2[27] = _mm_sub_epi32(step1[28], step1[27]);
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step2[28] = _mm_add_epi32(step1[27], step1[28]);
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step2[29] = _mm_add_epi32(step1[26], step1[29]);
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step2[30] = _mm_add_epi32(step1[25], step1[30]);
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step2[31] = _mm_add_epi32(step1[24], step1[31]);
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// stage 7
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out[16] = step2[16];
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out[17] = step2[17];
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out[18] = step2[18];
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out[19] = step2[19];
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highbd_butterfly_sse2(step2[27], step2[20], (int)cospi_16_64,
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(int)cospi_16_64, &out[20], &out[27]);
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highbd_butterfly_sse2(step2[26], step2[21], (int)cospi_16_64,
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(int)cospi_16_64, &out[21], &out[26]);
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highbd_butterfly_sse2(step2[25], step2[22], (int)cospi_16_64,
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(int)cospi_16_64, &out[22], &out[25]);
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highbd_butterfly_sse2(step2[24], step2[23], (int)cospi_16_64,
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(int)cospi_16_64, &out[23], &out[24]);
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out[28] = step2[28];
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out[29] = step2[29];
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out[30] = step2[30];
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out[31] = step2[31];
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}
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// Group the coefficient calculation into smaller functions to prevent stack
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// spillover in 32x32 idct optimizations:
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// quarter_1: 0-7
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// quarter_2: 8-15
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// quarter_3_4: 16-23, 24-31
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// For each 4x32 block __m128i in[32],
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// Input with index, 0, 4, 8, 12, 16, 20, 24, 28
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// output pixels: 0-7 in __m128i out[32]
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static INLINE void highbd_idct32_1024_4x32_quarter_1(
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const __m128i *const in /*in[32]*/, __m128i *const out /*out[8]*/) {
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__m128i step1[8], step2[8];
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// stage 3
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highbd_butterfly_sse2(in[4], in[28], (int)cospi_28_64, (int)cospi_4_64,
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&step1[4], &step1[7]);
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highbd_butterfly_sse2(in[20], in[12], (int)cospi_12_64, (int)cospi_20_64,
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&step1[5], &step1[6]);
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// stage 4
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highbd_butterfly_sse2(in[0], in[16], (int)cospi_16_64, (int)cospi_16_64,
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&step2[1], &step2[0]);
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highbd_butterfly_sse2(in[8], in[24], (int)cospi_24_64, (int)cospi_8_64,
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&step2[2], &step2[3]);
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step2[4] = _mm_add_epi32(step1[4], step1[5]);
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step2[5] = _mm_sub_epi32(step1[4], step1[5]);
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step2[6] = _mm_sub_epi32(step1[7], step1[6]);
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step2[7] = _mm_add_epi32(step1[7], step1[6]);
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// stage 5
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step1[0] = _mm_add_epi32(step2[0], step2[3]);
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step1[1] = _mm_add_epi32(step2[1], step2[2]);
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step1[2] = _mm_sub_epi32(step2[1], step2[2]);
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step1[3] = _mm_sub_epi32(step2[0], step2[3]);
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step1[4] = step2[4];
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highbd_butterfly_sse2(step2[6], step2[5], (int)cospi_16_64, (int)cospi_16_64,
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&step1[5], &step1[6]);
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step1[7] = step2[7];
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// stage 6
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out[0] = _mm_add_epi32(step1[0], step1[7]);
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out[1] = _mm_add_epi32(step1[1], step1[6]);
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out[2] = _mm_add_epi32(step1[2], step1[5]);
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out[3] = _mm_add_epi32(step1[3], step1[4]);
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out[4] = _mm_sub_epi32(step1[3], step1[4]);
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out[5] = _mm_sub_epi32(step1[2], step1[5]);
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out[6] = _mm_sub_epi32(step1[1], step1[6]);
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out[7] = _mm_sub_epi32(step1[0], step1[7]);
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}
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// For each 4x32 block __m128i in[32],
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// Input with index, 2, 6, 10, 14, 18, 22, 26, 30
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// output pixels: 8-15 in __m128i out[32]
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static INLINE void highbd_idct32_1024_4x32_quarter_2(
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const __m128i *in /*in[32]*/, __m128i *out /*out[16]*/) {
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__m128i step1[32], step2[32];
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// stage 2
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highbd_butterfly_sse2(in[2], in[30], (int)cospi_30_64, (int)cospi_2_64,
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&step2[8], &step2[15]);
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highbd_butterfly_sse2(in[18], in[14], (int)cospi_14_64, (int)cospi_18_64,
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&step2[9], &step2[14]);
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highbd_butterfly_sse2(in[10], in[22], (int)cospi_22_64, (int)cospi_10_64,
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&step2[10], &step2[13]);
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highbd_butterfly_sse2(in[26], in[6], (int)cospi_6_64, (int)cospi_26_64,
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&step2[11], &step2[12]);
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// stage 3
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step1[8] = _mm_add_epi32(step2[8], step2[9]);
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step1[9] = _mm_sub_epi32(step2[8], step2[9]);
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step1[14] = _mm_sub_epi32(step2[15], step2[14]);
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step1[15] = _mm_add_epi32(step2[15], step2[14]);
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step1[10] = _mm_sub_epi32(step2[10], step2[11]); // step1[10] = -step1[10]
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step1[11] = _mm_add_epi32(step2[10], step2[11]);
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step1[12] = _mm_add_epi32(step2[13], step2[12]);
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step1[13] = _mm_sub_epi32(step2[13], step2[12]); // step1[13] = -step1[13]
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highbd_idct32_4x32_quarter_2_stage_4_to_6(step1, out);
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}
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static INLINE void highbd_idct32_1024_4x32_quarter_1_2(
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const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
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__m128i temp[16];
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highbd_idct32_1024_4x32_quarter_1(in, temp);
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highbd_idct32_1024_4x32_quarter_2(in, temp);
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// stage 7
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highbd_add_sub_butterfly(temp, out, 16);
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}
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// For each 4x32 block __m128i in[32],
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// Input with odd index,
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// 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31
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// output pixels: 16-23, 24-31 in __m128i out[32]
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static INLINE void highbd_idct32_1024_4x32_quarter_3_4(
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const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
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__m128i step1[32], step2[32];
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// stage 1
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highbd_butterfly_sse2(in[1], in[31], (int)cospi_31_64, (int)cospi_1_64,
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&step1[16], &step1[31]);
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highbd_butterfly_sse2(in[17], in[15], (int)cospi_15_64, (int)cospi_17_64,
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&step1[17], &step1[30]);
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highbd_butterfly_sse2(in[9], in[23], (int)cospi_23_64, (int)cospi_9_64,
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&step1[18], &step1[29]);
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highbd_butterfly_sse2(in[25], in[7], (int)cospi_7_64, (int)cospi_25_64,
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&step1[19], &step1[28]);
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highbd_butterfly_sse2(in[5], in[27], (int)cospi_27_64, (int)cospi_5_64,
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&step1[20], &step1[27]);
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highbd_butterfly_sse2(in[21], in[11], (int)cospi_11_64, (int)cospi_21_64,
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&step1[21], &step1[26]);
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highbd_butterfly_sse2(in[13], in[19], (int)cospi_19_64, (int)cospi_13_64,
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&step1[22], &step1[25]);
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highbd_butterfly_sse2(in[29], in[3], (int)cospi_3_64, (int)cospi_29_64,
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&step1[23], &step1[24]);
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// stage 2
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step2[16] = _mm_add_epi32(step1[16], step1[17]);
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step2[17] = _mm_sub_epi32(step1[16], step1[17]);
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step2[18] = _mm_sub_epi32(step1[18], step1[19]); // step2[18] = -step2[18]
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step2[19] = _mm_add_epi32(step1[18], step1[19]);
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step2[20] = _mm_add_epi32(step1[20], step1[21]);
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step2[21] = _mm_sub_epi32(step1[20], step1[21]);
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step2[22] = _mm_sub_epi32(step1[22], step1[23]); // step2[22] = -step2[22]
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step2[23] = _mm_add_epi32(step1[22], step1[23]);
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step2[24] = _mm_add_epi32(step1[25], step1[24]);
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step2[25] = _mm_sub_epi32(step1[25], step1[24]); // step2[25] = -step2[25]
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step2[26] = _mm_sub_epi32(step1[27], step1[26]);
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step2[27] = _mm_add_epi32(step1[27], step1[26]);
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step2[28] = _mm_add_epi32(step1[29], step1[28]);
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step2[29] = _mm_sub_epi32(step1[29], step1[28]); // step2[29] = -step2[29]
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step2[30] = _mm_sub_epi32(step1[31], step1[30]);
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step2[31] = _mm_add_epi32(step1[31], step1[30]);
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// stage 3
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step1[16] = step2[16];
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step1[31] = step2[31];
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highbd_butterfly_sse2(step2[30], step2[17], (int)cospi_28_64, (int)cospi_4_64,
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&step1[17], &step1[30]);
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highbd_butterfly_sse2(step2[18], step2[29], (int)cospi_4_64, (int)cospi_28_64,
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&step1[29], &step1[18]);
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step1[19] = step2[19];
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step1[20] = step2[20];
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highbd_butterfly_sse2(step2[26], step2[21], (int)cospi_12_64,
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(int)cospi_20_64, &step1[21], &step1[26]);
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highbd_butterfly_sse2(step2[22], step2[25], (int)cospi_20_64,
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(int)cospi_12_64, &step1[25], &step1[22]);
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step1[23] = step2[23];
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step1[24] = step2[24];
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step1[27] = step2[27];
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step1[28] = step2[28];
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highbd_idct32_4x32_quarter_3_4_stage_4_to_7(step1, out);
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}
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static void highbd_idct32_1024_4x32(__m128i *const io /*io[32]*/) {
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__m128i temp[32];
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highbd_idct32_1024_4x32_quarter_1_2(io, temp);
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highbd_idct32_1024_4x32_quarter_3_4(io, temp);
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// final stage
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highbd_add_sub_butterfly(temp, io, 32);
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}
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void vpx_highbd_idct32x32_1024_add_sse2(const tran_low_t *input, uint16_t *dest,
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int stride, int bd) {
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int i, j;
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if (bd == 8) {
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__m128i col[4][32], io[32];
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// rows
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for (i = 0; i < 4; i++) {
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highbd_load_pack_transpose_32bit_8x8(&input[0], 32, &io[0]);
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highbd_load_pack_transpose_32bit_8x8(&input[8], 32, &io[8]);
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highbd_load_pack_transpose_32bit_8x8(&input[16], 32, &io[16]);
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highbd_load_pack_transpose_32bit_8x8(&input[24], 32, &io[24]);
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idct32_1024_8x32(io, col[i]);
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input += 32 << 3;
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}
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// columns
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for (i = 0; i < 32; i += 8) {
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// Transpose 32x8 block to 8x32 block
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transpose_16bit_8x8(col[0] + i, io);
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transpose_16bit_8x8(col[1] + i, io + 8);
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transpose_16bit_8x8(col[2] + i, io + 16);
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transpose_16bit_8x8(col[3] + i, io + 24);
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idct32_1024_8x32(io, io);
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for (j = 0; j < 32; ++j) {
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highbd_write_buffer_8(dest + j * stride, io[j], bd);
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}
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dest += 8;
|
|
}
|
|
} else {
|
|
__m128i all[8][32], out[32], *in;
|
|
|
|
for (i = 0; i < 8; i++) {
|
|
in = all[i];
|
|
highbd_load_transpose_32bit_8x4(&input[0], 32, &in[0]);
|
|
highbd_load_transpose_32bit_8x4(&input[8], 32, &in[8]);
|
|
highbd_load_transpose_32bit_8x4(&input[16], 32, &in[16]);
|
|
highbd_load_transpose_32bit_8x4(&input[24], 32, &in[24]);
|
|
highbd_idct32_1024_4x32(in);
|
|
input += 4 * 32;
|
|
}
|
|
|
|
for (i = 0; i < 32; i += 4) {
|
|
transpose_32bit_4x4(all[0] + i, out + 0);
|
|
transpose_32bit_4x4(all[1] + i, out + 4);
|
|
transpose_32bit_4x4(all[2] + i, out + 8);
|
|
transpose_32bit_4x4(all[3] + i, out + 12);
|
|
transpose_32bit_4x4(all[4] + i, out + 16);
|
|
transpose_32bit_4x4(all[5] + i, out + 20);
|
|
transpose_32bit_4x4(all[6] + i, out + 24);
|
|
transpose_32bit_4x4(all[7] + i, out + 28);
|
|
highbd_idct32_1024_4x32(out);
|
|
|
|
for (j = 0; j < 32; ++j) {
|
|
highbd_write_buffer_4(dest + j * stride, out[j], bd);
|
|
}
|
|
dest += 4;
|
|
}
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with index, 0, 4, 8, 12
|
|
// output pixels: 0-7 in __m128i out[32]
|
|
static INLINE void highbd_idct32_135_4x32_quarter_1(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[8]*/) {
|
|
__m128i step1[8], step2[8];
|
|
|
|
// stage 3
|
|
highbd_partial_butterfly_sse2(in[4], (int)cospi_28_64, (int)cospi_4_64,
|
|
&step1[4], &step1[7]);
|
|
highbd_partial_butterfly_neg_sse2(in[12], (int)cospi_12_64, (int)cospi_20_64,
|
|
&step1[5], &step1[6]);
|
|
|
|
// stage 4
|
|
highbd_partial_butterfly_sse2(in[0], (int)cospi_16_64, (int)cospi_16_64,
|
|
&step2[1], &step2[0]);
|
|
highbd_partial_butterfly_sse2(in[8], (int)cospi_24_64, (int)cospi_8_64,
|
|
&step2[2], &step2[3]);
|
|
step2[4] = _mm_add_epi32(step1[4], step1[5]);
|
|
step2[5] = _mm_sub_epi32(step1[4], step1[5]);
|
|
step2[6] = _mm_sub_epi32(step1[7], step1[6]);
|
|
step2[7] = _mm_add_epi32(step1[7], step1[6]);
|
|
|
|
// stage 5
|
|
step1[0] = _mm_add_epi32(step2[0], step2[3]);
|
|
step1[1] = _mm_add_epi32(step2[1], step2[2]);
|
|
step1[2] = _mm_sub_epi32(step2[1], step2[2]);
|
|
step1[3] = _mm_sub_epi32(step2[0], step2[3]);
|
|
step1[4] = step2[4];
|
|
highbd_butterfly_sse2(step2[6], step2[5], (int)cospi_16_64, (int)cospi_16_64,
|
|
&step1[5], &step1[6]);
|
|
step1[7] = step2[7];
|
|
|
|
// stage 6
|
|
out[0] = _mm_add_epi32(step1[0], step1[7]);
|
|
out[1] = _mm_add_epi32(step1[1], step1[6]);
|
|
out[2] = _mm_add_epi32(step1[2], step1[5]);
|
|
out[3] = _mm_add_epi32(step1[3], step1[4]);
|
|
out[4] = _mm_sub_epi32(step1[3], step1[4]);
|
|
out[5] = _mm_sub_epi32(step1[2], step1[5]);
|
|
out[6] = _mm_sub_epi32(step1[1], step1[6]);
|
|
out[7] = _mm_sub_epi32(step1[0], step1[7]);
|
|
}
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with index, 2, 6, 10, 14
|
|
// output pixels: 8-15 in __m128i out[32]
|
|
static INLINE void highbd_idct32_135_4x32_quarter_2(
|
|
const __m128i *in /*in[32]*/, __m128i *out /*out[16]*/) {
|
|
__m128i step1[32], step2[32];
|
|
|
|
// stage 2
|
|
highbd_partial_butterfly_sse2(in[2], (int)cospi_30_64, (int)cospi_2_64,
|
|
&step2[8], &step2[15]);
|
|
highbd_partial_butterfly_neg_sse2(in[14], (int)cospi_14_64, (int)cospi_18_64,
|
|
&step2[9], &step2[14]);
|
|
highbd_partial_butterfly_sse2(in[10], (int)cospi_22_64, (int)cospi_10_64,
|
|
&step2[10], &step2[13]);
|
|
highbd_partial_butterfly_neg_sse2(in[6], (int)cospi_6_64, (int)cospi_26_64,
|
|
&step2[11], &step2[12]);
|
|
|
|
// stage 3
|
|
step1[8] = _mm_add_epi32(step2[8], step2[9]);
|
|
step1[9] = _mm_sub_epi32(step2[8], step2[9]);
|
|
step1[14] = _mm_sub_epi32(step2[15], step2[14]);
|
|
step1[15] = _mm_add_epi32(step2[15], step2[14]);
|
|
step1[10] = _mm_sub_epi32(step2[10], step2[11]); // step1[10] = -step1[10]
|
|
step1[11] = _mm_add_epi32(step2[10], step2[11]);
|
|
step1[12] = _mm_add_epi32(step2[13], step2[12]);
|
|
step1[13] = _mm_sub_epi32(step2[13], step2[12]); // step1[13] = -step1[13]
|
|
|
|
highbd_idct32_4x32_quarter_2_stage_4_to_6(step1, out);
|
|
}
|
|
|
|
static INLINE void highbd_idct32_135_4x32_quarter_1_2(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
|
|
__m128i temp[16];
|
|
highbd_idct32_135_4x32_quarter_1(in, temp);
|
|
highbd_idct32_135_4x32_quarter_2(in, temp);
|
|
// stage 7
|
|
highbd_add_sub_butterfly(temp, out, 16);
|
|
}
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with odd index,
|
|
// 1, 3, 5, 7, 9, 11, 13, 15
|
|
// output pixels: 16-23, 24-31 in __m128i out[32]
|
|
static INLINE void highbd_idct32_135_4x32_quarter_3_4(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
|
|
__m128i step1[32], step2[32];
|
|
|
|
// stage 1
|
|
highbd_partial_butterfly_sse2(in[1], (int)cospi_31_64, (int)cospi_1_64,
|
|
&step1[16], &step1[31]);
|
|
highbd_partial_butterfly_neg_sse2(in[15], (int)cospi_15_64, (int)cospi_17_64,
|
|
&step1[17], &step1[30]);
|
|
highbd_partial_butterfly_sse2(in[9], (int)cospi_23_64, (int)cospi_9_64,
|
|
&step1[18], &step1[29]);
|
|
highbd_partial_butterfly_neg_sse2(in[7], (int)cospi_7_64, (int)cospi_25_64,
|
|
&step1[19], &step1[28]);
|
|
|
|
highbd_partial_butterfly_sse2(in[5], (int)cospi_27_64, (int)cospi_5_64,
|
|
&step1[20], &step1[27]);
|
|
highbd_partial_butterfly_neg_sse2(in[11], (int)cospi_11_64, (int)cospi_21_64,
|
|
&step1[21], &step1[26]);
|
|
|
|
highbd_partial_butterfly_sse2(in[13], (int)cospi_19_64, (int)cospi_13_64,
|
|
&step1[22], &step1[25]);
|
|
highbd_partial_butterfly_neg_sse2(in[3], (int)cospi_3_64, (int)cospi_29_64,
|
|
&step1[23], &step1[24]);
|
|
|
|
// stage 2
|
|
step2[16] = _mm_add_epi32(step1[16], step1[17]);
|
|
step2[17] = _mm_sub_epi32(step1[16], step1[17]);
|
|
step2[18] = _mm_sub_epi32(step1[18], step1[19]); // step2[18] = -step2[18]
|
|
step2[19] = _mm_add_epi32(step1[18], step1[19]);
|
|
step2[20] = _mm_add_epi32(step1[20], step1[21]);
|
|
step2[21] = _mm_sub_epi32(step1[20], step1[21]);
|
|
step2[22] = _mm_sub_epi32(step1[22], step1[23]); // step2[22] = -step2[22]
|
|
step2[23] = _mm_add_epi32(step1[22], step1[23]);
|
|
|
|
step2[24] = _mm_add_epi32(step1[25], step1[24]);
|
|
step2[25] = _mm_sub_epi32(step1[25], step1[24]); // step2[25] = -step2[25]
|
|
step2[26] = _mm_sub_epi32(step1[27], step1[26]);
|
|
step2[27] = _mm_add_epi32(step1[27], step1[26]);
|
|
step2[28] = _mm_add_epi32(step1[29], step1[28]);
|
|
step2[29] = _mm_sub_epi32(step1[29], step1[28]); // step2[29] = -step2[29]
|
|
step2[30] = _mm_sub_epi32(step1[31], step1[30]);
|
|
step2[31] = _mm_add_epi32(step1[31], step1[30]);
|
|
|
|
// stage 3
|
|
step1[16] = step2[16];
|
|
step1[31] = step2[31];
|
|
highbd_butterfly_sse2(step2[30], step2[17], (int)cospi_28_64, (int)cospi_4_64,
|
|
&step1[17], &step1[30]);
|
|
highbd_butterfly_sse2(step2[18], step2[29], (int)cospi_4_64, (int)cospi_28_64,
|
|
&step1[29], &step1[18]);
|
|
step1[19] = step2[19];
|
|
step1[20] = step2[20];
|
|
highbd_butterfly_sse2(step2[26], step2[21], (int)cospi_12_64,
|
|
(int)cospi_20_64, &step1[21], &step1[26]);
|
|
highbd_butterfly_sse2(step2[22], step2[25], (int)cospi_20_64,
|
|
(int)cospi_12_64, &step1[25], &step1[22]);
|
|
step1[23] = step2[23];
|
|
step1[24] = step2[24];
|
|
step1[27] = step2[27];
|
|
step1[28] = step2[28];
|
|
|
|
highbd_idct32_4x32_quarter_3_4_stage_4_to_7(step1, out);
|
|
}
|
|
|
|
static void highbd_idct32_135_4x32(__m128i *const io /*io[32]*/) {
|
|
__m128i temp[32];
|
|
|
|
highbd_idct32_135_4x32_quarter_1_2(io, temp);
|
|
highbd_idct32_135_4x32_quarter_3_4(io, temp);
|
|
// final stage
|
|
highbd_add_sub_butterfly(temp, io, 32);
|
|
}
|
|
|
|
void vpx_highbd_idct32x32_135_add_sse2(const tran_low_t *input, uint16_t *dest,
|
|
int stride, int bd) {
|
|
int i, j;
|
|
|
|
if (bd == 8) {
|
|
__m128i col[2][32], in[32], out[32];
|
|
|
|
for (i = 16; i < 32; i++) {
|
|
in[i] = _mm_setzero_si128();
|
|
}
|
|
|
|
// rows
|
|
for (i = 0; i < 2; i++) {
|
|
highbd_load_pack_transpose_32bit_8x8(&input[0], 32, &in[0]);
|
|
highbd_load_pack_transpose_32bit_8x8(&input[8], 32, &in[8]);
|
|
idct32_1024_8x32(in, col[i]);
|
|
input += 32 << 3;
|
|
}
|
|
|
|
// columns
|
|
for (i = 0; i < 32; i += 8) {
|
|
transpose_16bit_8x8(col[0] + i, in);
|
|
transpose_16bit_8x8(col[1] + i, in + 8);
|
|
idct32_1024_8x32(in, out);
|
|
for (j = 0; j < 32; ++j) {
|
|
highbd_write_buffer_8(dest + j * stride, out[j], bd);
|
|
}
|
|
dest += 8;
|
|
}
|
|
} else {
|
|
__m128i all[8][32], out[32], *in;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
in = all[i];
|
|
highbd_load_transpose_32bit_8x4(&input[0], 32, &in[0]);
|
|
highbd_load_transpose_32bit_8x4(&input[8], 32, &in[8]);
|
|
highbd_idct32_135_4x32(in);
|
|
input += 4 * 32;
|
|
}
|
|
|
|
for (i = 0; i < 32; i += 4) {
|
|
transpose_32bit_4x4(all[0] + i, out + 0);
|
|
transpose_32bit_4x4(all[1] + i, out + 4);
|
|
transpose_32bit_4x4(all[2] + i, out + 8);
|
|
transpose_32bit_4x4(all[3] + i, out + 12);
|
|
highbd_idct32_135_4x32(out);
|
|
|
|
for (j = 0; j < 32; ++j) {
|
|
highbd_write_buffer_4(dest + j * stride, out[j], bd);
|
|
}
|
|
dest += 4;
|
|
}
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with index, 0, 4
|
|
// output pixels: 0-7 in __m128i out[32]
|
|
static INLINE void highbd_idct32_34_4x32_quarter_1(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[8]*/) {
|
|
__m128i step1[8], step2[8];
|
|
|
|
// stage 3
|
|
highbd_partial_butterfly_sse2(in[4], (int)cospi_28_64, (int)cospi_4_64,
|
|
&step1[4], &step1[7]);
|
|
|
|
// stage 4
|
|
highbd_partial_butterfly_sse2(in[0], (int)cospi_16_64, (int)cospi_16_64,
|
|
&step2[1], &step2[0]);
|
|
step2[4] = step1[4];
|
|
step2[5] = step1[4];
|
|
step2[6] = step1[7];
|
|
step2[7] = step1[7];
|
|
|
|
// stage 5
|
|
step1[0] = step2[0];
|
|
step1[1] = step2[1];
|
|
step1[2] = step2[1];
|
|
step1[3] = step2[0];
|
|
step1[4] = step2[4];
|
|
highbd_butterfly_sse2(step2[6], step2[5], (int)cospi_16_64, (int)cospi_16_64,
|
|
&step1[5], &step1[6]);
|
|
step1[7] = step2[7];
|
|
|
|
// stage 6
|
|
out[0] = _mm_add_epi32(step1[0], step1[7]);
|
|
out[1] = _mm_add_epi32(step1[1], step1[6]);
|
|
out[2] = _mm_add_epi32(step1[2], step1[5]);
|
|
out[3] = _mm_add_epi32(step1[3], step1[4]);
|
|
out[4] = _mm_sub_epi32(step1[3], step1[4]);
|
|
out[5] = _mm_sub_epi32(step1[2], step1[5]);
|
|
out[6] = _mm_sub_epi32(step1[1], step1[6]);
|
|
out[7] = _mm_sub_epi32(step1[0], step1[7]);
|
|
}
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with index, 2, 6
|
|
// output pixels: 8-15 in __m128i out[32]
|
|
static INLINE void highbd_idct32_34_4x32_quarter_2(const __m128i *in /*in[32]*/,
|
|
__m128i *out /*out[16]*/) {
|
|
__m128i step1[32], step2[32];
|
|
|
|
// stage 2
|
|
highbd_partial_butterfly_sse2(in[2], (int)cospi_30_64, (int)cospi_2_64,
|
|
&step2[8], &step2[15]);
|
|
highbd_partial_butterfly_neg_sse2(in[6], (int)cospi_6_64, (int)cospi_26_64,
|
|
&step2[11], &step2[12]);
|
|
|
|
// stage 3
|
|
step1[8] = step2[8];
|
|
step1[9] = step2[8];
|
|
step1[14] = step2[15];
|
|
step1[15] = step2[15];
|
|
step1[10] = step2[11];
|
|
step1[11] = step2[11];
|
|
step1[12] = step2[12];
|
|
step1[13] = step2[12];
|
|
|
|
step1[10] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step1[10]); // step1[10] = -step1[10]
|
|
step1[13] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step1[13]); // step1[13] = -step1[13]
|
|
highbd_idct32_4x32_quarter_2_stage_4_to_6(step1, out);
|
|
}
|
|
|
|
static INLINE void highbd_idct32_34_4x32_quarter_1_2(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
|
|
__m128i temp[16];
|
|
highbd_idct32_34_4x32_quarter_1(in, temp);
|
|
highbd_idct32_34_4x32_quarter_2(in, temp);
|
|
// stage 7
|
|
highbd_add_sub_butterfly(temp, out, 16);
|
|
}
|
|
|
|
// For each 4x32 block __m128i in[32],
|
|
// Input with odd index,
|
|
// 1, 3, 5, 7
|
|
// output pixels: 16-23, 24-31 in __m128i out[32]
|
|
static INLINE void highbd_idct32_34_4x32_quarter_3_4(
|
|
const __m128i *const in /*in[32]*/, __m128i *const out /*out[32]*/) {
|
|
__m128i step1[32], step2[32];
|
|
|
|
// stage 1
|
|
highbd_partial_butterfly_sse2(in[1], (int)cospi_31_64, (int)cospi_1_64,
|
|
&step1[16], &step1[31]);
|
|
highbd_partial_butterfly_neg_sse2(in[7], (int)cospi_7_64, (int)cospi_25_64,
|
|
&step1[19], &step1[28]);
|
|
|
|
highbd_partial_butterfly_sse2(in[5], (int)cospi_27_64, (int)cospi_5_64,
|
|
&step1[20], &step1[27]);
|
|
highbd_partial_butterfly_neg_sse2(in[3], (int)cospi_3_64, (int)cospi_29_64,
|
|
&step1[23], &step1[24]);
|
|
|
|
// stage 2
|
|
step2[16] = step1[16];
|
|
step2[17] = step1[16];
|
|
step2[18] = step1[19];
|
|
step2[19] = step1[19];
|
|
step2[20] = step1[20];
|
|
step2[21] = step1[20];
|
|
step2[22] = step1[23];
|
|
step2[23] = step1[23];
|
|
|
|
step2[24] = step1[24];
|
|
step2[25] = step1[24];
|
|
step2[26] = step1[27];
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|
step2[27] = step1[27];
|
|
step2[28] = step1[28];
|
|
step2[29] = step1[28];
|
|
step2[30] = step1[31];
|
|
step2[31] = step1[31];
|
|
|
|
// stage 3
|
|
step2[18] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step2[18]); // step2[18] = -step2[18]
|
|
step2[22] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step2[22]); // step2[22] = -step2[22]
|
|
step2[25] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step2[25]); // step2[25] = -step2[25]
|
|
step2[29] =
|
|
_mm_sub_epi32(_mm_setzero_si128(), step2[29]); // step2[29] = -step2[29]
|
|
step1[16] = step2[16];
|
|
step1[31] = step2[31];
|
|
highbd_butterfly_sse2(step2[30], step2[17], (int)cospi_28_64, (int)cospi_4_64,
|
|
&step1[17], &step1[30]);
|
|
highbd_butterfly_sse2(step2[18], step2[29], (int)cospi_4_64, (int)cospi_28_64,
|
|
&step1[29], &step1[18]);
|
|
step1[19] = step2[19];
|
|
step1[20] = step2[20];
|
|
highbd_butterfly_sse2(step2[26], step2[21], (int)cospi_12_64,
|
|
(int)cospi_20_64, &step1[21], &step1[26]);
|
|
highbd_butterfly_sse2(step2[22], step2[25], (int)cospi_20_64,
|
|
(int)cospi_12_64, &step1[25], &step1[22]);
|
|
step1[23] = step2[23];
|
|
step1[24] = step2[24];
|
|
step1[27] = step2[27];
|
|
step1[28] = step2[28];
|
|
|
|
highbd_idct32_4x32_quarter_3_4_stage_4_to_7(step1, out);
|
|
}
|
|
|
|
static void highbd_idct32_34_4x32(__m128i *const io /*io[32]*/) {
|
|
__m128i temp[32];
|
|
|
|
highbd_idct32_34_4x32_quarter_1_2(io, temp);
|
|
highbd_idct32_34_4x32_quarter_3_4(io, temp);
|
|
// final stage
|
|
highbd_add_sub_butterfly(temp, io, 32);
|
|
}
|
|
|
|
void vpx_highbd_idct32x32_34_add_sse2(const tran_low_t *input, uint16_t *dest,
|
|
int stride, int bd) {
|
|
int i, j;
|
|
|
|
if (bd == 8) {
|
|
__m128i col[32], in[32], out[32];
|
|
|
|
// rows
|
|
highbd_load_pack_transpose_32bit_8x8(&input[0], 32, &in[0]);
|
|
idct32_34_8x32_sse2(in, col);
|
|
|
|
// columns
|
|
for (i = 0; i < 32; i += 8) {
|
|
transpose_16bit_8x8(col + i, in);
|
|
idct32_34_8x32_sse2(in, out);
|
|
for (j = 0; j < 32; ++j) {
|
|
highbd_write_buffer_8(dest + j * stride, out[j], bd);
|
|
}
|
|
dest += 8;
|
|
}
|
|
} else {
|
|
__m128i all[8][32], out[32], *in;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
in = all[i];
|
|
highbd_load_transpose_32bit_8x4(&input[0], 32, &in[0]);
|
|
highbd_load_transpose_32bit_8x4(&input[8], 32, &in[8]);
|
|
highbd_idct32_34_4x32(in);
|
|
input += 4 * 32;
|
|
}
|
|
|
|
for (i = 0; i < 32; i += 4) {
|
|
transpose_32bit_4x4(all[0] + i, out + 0);
|
|
transpose_32bit_4x4(all[1] + i, out + 4);
|
|
transpose_32bit_4x4(all[2] + i, out + 8);
|
|
transpose_32bit_4x4(all[3] + i, out + 12);
|
|
highbd_idct32_34_4x32(out);
|
|
|
|
for (j = 0; j < 32; ++j) {
|
|
highbd_write_buffer_4(dest + j * stride, out[j], bd);
|
|
}
|
|
dest += 4;
|
|
}
|
|
}
|
|
}
|
|
|
|
void vpx_highbd_idct32x32_1_add_sse2(const tran_low_t *input, uint16_t *dest,
|
|
int stride, int bd) {
|
|
highbd_idct_1_add_kernel(input, dest, stride, bd, 32);
|
|
}
|