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Diffstat (limited to '')
-rw-r--r-- | third_party/aom/av1/encoder/x86/reconinter_enc_sse2.c | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/third_party/aom/av1/encoder/x86/reconinter_enc_sse2.c b/third_party/aom/av1/encoder/x86/reconinter_enc_sse2.c new file mode 100644 index 0000000000..a492483721 --- /dev/null +++ b/third_party/aom/av1/encoder/x86/reconinter_enc_sse2.c @@ -0,0 +1,347 @@ +/* + * Copyright (c) 2021, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include <assert.h> +#include <emmintrin.h> // SSE2 + +#include "config/aom_config.h" +#include "config/aom_dsp_rtcd.h" +#include "config/aom_scale_rtcd.h" + +#include "aom/aom_integer.h" +#include "aom_dsp/blend.h" +#include "aom_dsp/x86/mem_sse2.h" +#include "aom_dsp/x86/synonyms.h" + +#include "av1/common/av1_common_int.h" +#include "av1/common/blockd.h" +#include "av1/common/mvref_common.h" +#include "av1/common/obmc.h" +#include "av1/common/reconinter.h" +#include "av1/common/reconintra.h" +#include "av1/encoder/reconinter_enc.h" + +void aom_upsampled_pred_sse2(MACROBLOCKD *xd, const struct AV1Common *const cm, + int mi_row, int mi_col, const MV *const mv, + uint8_t *comp_pred, int width, int height, + int subpel_x_q3, int subpel_y_q3, + const uint8_t *ref, int ref_stride, + int subpel_search) { + // expect xd == NULL only in tests + if (xd != NULL) { + const MB_MODE_INFO *mi = xd->mi[0]; + const int ref_num = 0; + const int is_intrabc = is_intrabc_block(mi); + const struct scale_factors *const sf = + is_intrabc ? &cm->sf_identity : xd->block_ref_scale_factors[ref_num]; + const int is_scaled = av1_is_scaled(sf); + + if (is_scaled) { + int plane = 0; + const int mi_x = mi_col * MI_SIZE; + const int mi_y = mi_row * MI_SIZE; + const struct macroblockd_plane *const pd = &xd->plane[plane]; + const struct buf_2d *const dst_buf = &pd->dst; + const struct buf_2d *const pre_buf = + is_intrabc ? dst_buf : &pd->pre[ref_num]; + + InterPredParams inter_pred_params; + inter_pred_params.conv_params = get_conv_params(0, plane, xd->bd); + const int_interpfilters filters = + av1_broadcast_interp_filter(EIGHTTAP_REGULAR); + av1_init_inter_params( + &inter_pred_params, width, height, mi_y >> pd->subsampling_y, + mi_x >> pd->subsampling_x, pd->subsampling_x, pd->subsampling_y, + xd->bd, is_cur_buf_hbd(xd), is_intrabc, sf, pre_buf, filters); + av1_enc_build_one_inter_predictor(comp_pred, width, mv, + &inter_pred_params); + return; + } + } + + const InterpFilterParams *filter = av1_get_filter(subpel_search); + // (TODO:yunqing) 2-tap case uses 4-tap functions since there is no SIMD for + // 2-tap yet. + int filter_taps = (subpel_search <= USE_4_TAPS) ? 4 : SUBPEL_TAPS; + + if (!subpel_x_q3 && !subpel_y_q3) { + if (width >= 16) { + int i; + assert(!(width & 15)); + /*Read 16 pixels one row at a time.*/ + for (i = 0; i < height; i++) { + int j; + for (j = 0; j < width; j += 16) { + xx_storeu_128(comp_pred, xx_loadu_128(ref)); + comp_pred += 16; + ref += 16; + } + ref += ref_stride - width; + } + } else if (width >= 8) { + int i; + assert(!(width & 7)); + assert(!(height & 1)); + /*Read 8 pixels two rows at a time.*/ + for (i = 0; i < height; i += 2) { + __m128i s0 = xx_loadl_64(ref + 0 * ref_stride); + __m128i s1 = xx_loadl_64(ref + 1 * ref_stride); + xx_storeu_128(comp_pred, _mm_unpacklo_epi64(s0, s1)); + comp_pred += 16; + ref += 2 * ref_stride; + } + } else { + int i; + assert(!(width & 3)); + assert(!(height & 3)); + /*Read 4 pixels four rows at a time.*/ + for (i = 0; i < height; i++) { + const __m128i row0 = xx_loadl_64(ref + 0 * ref_stride); + const __m128i row1 = xx_loadl_64(ref + 1 * ref_stride); + const __m128i row2 = xx_loadl_64(ref + 2 * ref_stride); + const __m128i row3 = xx_loadl_64(ref + 3 * ref_stride); + const __m128i reg = _mm_unpacklo_epi64(_mm_unpacklo_epi32(row0, row1), + _mm_unpacklo_epi32(row2, row3)); + xx_storeu_128(comp_pred, reg); + comp_pred += 16; + ref += 4 * ref_stride; + } + } + } else if (!subpel_y_q3) { + const int16_t *const kernel = + av1_get_interp_filter_subpel_kernel(filter, subpel_x_q3 << 1); + aom_convolve8_horiz(ref, ref_stride, comp_pred, width, kernel, 16, NULL, -1, + width, height); + } else if (!subpel_x_q3) { + const int16_t *const kernel = + av1_get_interp_filter_subpel_kernel(filter, subpel_y_q3 << 1); + aom_convolve8_vert(ref, ref_stride, comp_pred, width, NULL, -1, kernel, 16, + width, height); + } else { + DECLARE_ALIGNED(16, uint8_t, + temp[((MAX_SB_SIZE * 2 + 16) + 16) * MAX_SB_SIZE]); + const int16_t *const kernel_x = + av1_get_interp_filter_subpel_kernel(filter, subpel_x_q3 << 1); + const int16_t *const kernel_y = + av1_get_interp_filter_subpel_kernel(filter, subpel_y_q3 << 1); + const uint8_t *ref_start = ref - ref_stride * ((filter_taps >> 1) - 1); + uint8_t *temp_start_horiz = (subpel_search <= USE_4_TAPS) + ? temp + (filter_taps >> 1) * MAX_SB_SIZE + : temp; + uint8_t *temp_start_vert = temp + MAX_SB_SIZE * ((filter->taps >> 1) - 1); + int intermediate_height = + (((height - 1) * 8 + subpel_y_q3) >> 3) + filter_taps; + assert(intermediate_height <= (MAX_SB_SIZE * 2 + 16) + 16); + aom_convolve8_horiz(ref_start, ref_stride, temp_start_horiz, MAX_SB_SIZE, + kernel_x, 16, NULL, -1, width, intermediate_height); + aom_convolve8_vert(temp_start_vert, MAX_SB_SIZE, comp_pred, width, NULL, -1, + kernel_y, 16, width, height); + } +} + +#if CONFIG_AV1_HIGHBITDEPTH +static INLINE void highbd_compute_dist_wtd_comp_avg(__m128i *p0, __m128i *p1, + const __m128i *w0, + const __m128i *w1, + const __m128i *r, + void *const result) { + assert(DIST_PRECISION_BITS <= 4); + __m128i mult0 = _mm_mullo_epi16(*p0, *w0); + __m128i mult1 = _mm_mullo_epi16(*p1, *w1); + __m128i sum = _mm_adds_epu16(mult0, mult1); + __m128i round = _mm_adds_epu16(sum, *r); + __m128i shift = _mm_srli_epi16(round, DIST_PRECISION_BITS); + + xx_storeu_128(result, shift); +} + +void aom_highbd_upsampled_pred_sse2(MACROBLOCKD *xd, + const struct AV1Common *const cm, + int mi_row, int mi_col, const MV *const mv, + uint8_t *comp_pred8, int width, int height, + int subpel_x_q3, int subpel_y_q3, + const uint8_t *ref8, int ref_stride, int bd, + int subpel_search) { + // expect xd == NULL only in tests + if (xd != NULL) { + const MB_MODE_INFO *mi = xd->mi[0]; + const int ref_num = 0; + const int is_intrabc = is_intrabc_block(mi); + const struct scale_factors *const sf = + is_intrabc ? &cm->sf_identity : xd->block_ref_scale_factors[ref_num]; + const int is_scaled = av1_is_scaled(sf); + + if (is_scaled) { + int plane = 0; + const int mi_x = mi_col * MI_SIZE; + const int mi_y = mi_row * MI_SIZE; + const struct macroblockd_plane *const pd = &xd->plane[plane]; + const struct buf_2d *const dst_buf = &pd->dst; + const struct buf_2d *const pre_buf = + is_intrabc ? dst_buf : &pd->pre[ref_num]; + + InterPredParams inter_pred_params; + inter_pred_params.conv_params = get_conv_params(0, plane, xd->bd); + const int_interpfilters filters = + av1_broadcast_interp_filter(EIGHTTAP_REGULAR); + av1_init_inter_params( + &inter_pred_params, width, height, mi_y >> pd->subsampling_y, + mi_x >> pd->subsampling_x, pd->subsampling_x, pd->subsampling_y, + xd->bd, is_cur_buf_hbd(xd), is_intrabc, sf, pre_buf, filters); + av1_enc_build_one_inter_predictor(comp_pred8, width, mv, + &inter_pred_params); + return; + } + } + + const InterpFilterParams *filter = av1_get_filter(subpel_search); + int filter_taps = (subpel_search <= USE_4_TAPS) ? 4 : SUBPEL_TAPS; + if (!subpel_x_q3 && !subpel_y_q3) { + uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); + uint16_t *comp_pred = CONVERT_TO_SHORTPTR(comp_pred8); + if (width >= 8) { + int i; + assert(!(width & 7)); + /*Read 8 pixels one row at a time.*/ + for (i = 0; i < height; i++) { + int j; + for (j = 0; j < width; j += 8) { + __m128i s0 = _mm_loadu_si128((const __m128i *)ref); + _mm_storeu_si128((__m128i *)comp_pred, s0); + comp_pred += 8; + ref += 8; + } + ref += ref_stride - width; + } + } else { + int i; + assert(!(width & 3)); + /*Read 4 pixels two rows at a time.*/ + for (i = 0; i < height; i += 2) { + __m128i s0 = _mm_loadl_epi64((const __m128i *)ref); + __m128i s1 = _mm_loadl_epi64((const __m128i *)(ref + ref_stride)); + __m128i t0 = _mm_unpacklo_epi64(s0, s1); + _mm_storeu_si128((__m128i *)comp_pred, t0); + comp_pred += 8; + ref += 2 * ref_stride; + } + } + } else if (!subpel_y_q3) { + const int16_t *const kernel = + av1_get_interp_filter_subpel_kernel(filter, subpel_x_q3 << 1); + aom_highbd_convolve8_horiz(ref8, ref_stride, comp_pred8, width, kernel, 16, + NULL, -1, width, height, bd); + } else if (!subpel_x_q3) { + const int16_t *const kernel = + av1_get_interp_filter_subpel_kernel(filter, subpel_y_q3 << 1); + aom_highbd_convolve8_vert(ref8, ref_stride, comp_pred8, width, NULL, -1, + kernel, 16, width, height, bd); + } else { + DECLARE_ALIGNED(16, uint16_t, + temp[((MAX_SB_SIZE + 16) + 16) * MAX_SB_SIZE]); + const int16_t *const kernel_x = + av1_get_interp_filter_subpel_kernel(filter, subpel_x_q3 << 1); + const int16_t *const kernel_y = + av1_get_interp_filter_subpel_kernel(filter, subpel_y_q3 << 1); + const uint8_t *ref_start = ref8 - ref_stride * ((filter_taps >> 1) - 1); + uint16_t *temp_start_horiz = (subpel_search <= USE_4_TAPS) + ? temp + (filter_taps >> 1) * MAX_SB_SIZE + : temp; + uint16_t *temp_start_vert = temp + MAX_SB_SIZE * ((filter->taps >> 1) - 1); + const int intermediate_height = + (((height - 1) * 8 + subpel_y_q3) >> 3) + filter_taps; + assert(intermediate_height <= (MAX_SB_SIZE * 2 + 16) + 16); + aom_highbd_convolve8_horiz( + ref_start, ref_stride, CONVERT_TO_BYTEPTR(temp_start_horiz), + MAX_SB_SIZE, kernel_x, 16, NULL, -1, width, intermediate_height, bd); + aom_highbd_convolve8_vert(CONVERT_TO_BYTEPTR(temp_start_vert), MAX_SB_SIZE, + comp_pred8, width, NULL, -1, kernel_y, 16, width, + height, bd); + } +} + +void aom_highbd_comp_avg_upsampled_pred_sse2( + MACROBLOCKD *xd, const struct AV1Common *const cm, int mi_row, int mi_col, + const MV *const mv, uint8_t *comp_pred8, const uint8_t *pred8, int width, + int height, int subpel_x_q3, int subpel_y_q3, const uint8_t *ref8, + int ref_stride, int bd, int subpel_search) { + aom_highbd_upsampled_pred(xd, cm, mi_row, mi_col, mv, comp_pred8, width, + height, subpel_x_q3, subpel_y_q3, ref8, ref_stride, + bd, subpel_search); + uint16_t *pred = CONVERT_TO_SHORTPTR(pred8); + uint16_t *comp_pred16 = CONVERT_TO_SHORTPTR(comp_pred8); + /*The total number of pixels must be a multiple of 8 (e.g., 4x4).*/ + assert(!(width * height & 7)); + int n = width * height >> 3; + for (int i = 0; i < n; i++) { + __m128i s0 = _mm_loadu_si128((const __m128i *)comp_pred16); + __m128i p0 = _mm_loadu_si128((const __m128i *)pred); + _mm_storeu_si128((__m128i *)comp_pred16, _mm_avg_epu16(s0, p0)); + comp_pred16 += 8; + pred += 8; + } +} + +void aom_highbd_dist_wtd_comp_avg_upsampled_pred_sse2( + MACROBLOCKD *xd, const struct AV1Common *const cm, int mi_row, int mi_col, + const MV *const mv, uint8_t *comp_pred8, const uint8_t *pred8, int width, + int height, int subpel_x_q3, int subpel_y_q3, const uint8_t *ref8, + int ref_stride, int bd, const DIST_WTD_COMP_PARAMS *jcp_param, + int subpel_search) { + uint16_t *pred = CONVERT_TO_SHORTPTR(pred8); + int n; + int i; + aom_highbd_upsampled_pred(xd, cm, mi_row, mi_col, mv, comp_pred8, width, + height, subpel_x_q3, subpel_y_q3, ref8, ref_stride, + bd, subpel_search); + assert(!(width * height & 7)); + n = width * height >> 3; + + const int16_t wt0 = (int16_t)jcp_param->fwd_offset; + const int16_t wt1 = (int16_t)jcp_param->bck_offset; + const __m128i w0 = _mm_set1_epi16(wt0); + const __m128i w1 = _mm_set1_epi16(wt1); + const int16_t round = (int16_t)((1 << DIST_PRECISION_BITS) >> 1); + const __m128i r = _mm_set1_epi16(round); + + uint16_t *comp_pred16 = CONVERT_TO_SHORTPTR(comp_pred8); + for (i = 0; i < n; i++) { + __m128i p0 = xx_loadu_128(comp_pred16); + __m128i p1 = xx_loadu_128(pred); + + highbd_compute_dist_wtd_comp_avg(&p0, &p1, &w0, &w1, &r, comp_pred16); + + comp_pred16 += 8; + pred += 8; + } +} +#endif // CONFIG_AV1_HIGHBITDEPTH + +void aom_comp_avg_upsampled_pred_sse2( + MACROBLOCKD *xd, const struct AV1Common *const cm, int mi_row, int mi_col, + const MV *const mv, uint8_t *comp_pred, const uint8_t *pred, int width, + int height, int subpel_x_q3, int subpel_y_q3, const uint8_t *ref, + int ref_stride, int subpel_search) { + int n; + int i; + aom_upsampled_pred(xd, cm, mi_row, mi_col, mv, comp_pred, width, height, + subpel_x_q3, subpel_y_q3, ref, ref_stride, subpel_search); + /*The total number of pixels must be a multiple of 16 (e.g., 4x4).*/ + assert(!(width * height & 15)); + n = width * height >> 4; + for (i = 0; i < n; i++) { + __m128i s0 = xx_loadu_128(comp_pred); + __m128i p0 = xx_loadu_128(pred); + xx_storeu_128(comp_pred, _mm_avg_epu8(s0, p0)); + comp_pred += 16; + pred += 16; + } +} |