1125 lines
53 KiB
C
1125 lines
53 KiB
C
/*
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* Copyright (c) 2018, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <emmintrin.h>
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#include <immintrin.h>
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#include "config/aom_dsp_rtcd.h"
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#include "aom_dsp/aom_dsp_common.h"
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#include "aom_dsp/aom_filter.h"
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#include "aom_dsp/x86/convolve_avx2.h"
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#include "aom_dsp/x86/convolve_common_intrin.h"
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#include "aom_dsp/x86/convolve_sse4_1.h"
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#include "aom_dsp/x86/mem_sse2.h"
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#include "aom_dsp/x86/synonyms_avx2.h"
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#include "av1/common/convolve.h"
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static INLINE __m256i unpack_weights_avx2(ConvolveParams *conv_params) {
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const int w0 = conv_params->fwd_offset;
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const int w1 = conv_params->bck_offset;
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const __m256i wt0 = _mm256_set1_epi16((int16_t)w0);
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const __m256i wt1 = _mm256_set1_epi16((int16_t)w1);
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const __m256i wt = _mm256_unpacklo_epi16(wt0, wt1);
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return wt;
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}
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static INLINE __m256i load_line2_avx2(const void *a, const void *b) {
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return _mm256_permute2x128_si256(
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_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)a)),
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_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)b)), 0x20);
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}
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void av1_dist_wtd_convolve_x_avx2(const uint8_t *src, int src_stride,
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uint8_t *dst0, int dst_stride0, int w, int h,
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const InterpFilterParams *filter_params_x,
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const int subpel_x_qn,
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ConvolveParams *conv_params) {
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CONV_BUF_TYPE *dst = conv_params->dst;
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int dst_stride = conv_params->dst_stride;
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const int bd = 8;
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int i, j, is_horiz_4tap = 0;
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const int bits = FILTER_BITS - conv_params->round_1;
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const __m256i wt = unpack_weights_avx2(conv_params);
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const int do_average = conv_params->do_average;
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const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
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const int offset_0 =
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bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
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const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
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const __m256i offset_const = _mm256_set1_epi16(offset);
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const int rounding_shift =
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2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
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const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
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assert(bits >= 0);
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assert(conv_params->round_0 > 0);
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const __m256i round_const =
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_mm256_set1_epi16((1 << (conv_params->round_0 - 1)) >> 1);
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const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0 - 1);
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__m256i filt[4], coeffs[4];
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filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2);
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filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32));
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prepare_coeffs_lowbd(filter_params_x, subpel_x_qn, coeffs);
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// Condition for checking valid horz_filt taps
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if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs[0], coeffs[3]), 0)))
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is_horiz_4tap = 1;
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// horz_filt as 4 tap
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if (is_horiz_4tap) {
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const int fo_horiz = 1;
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const uint8_t *const src_ptr = src - fo_horiz;
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for (i = 0; i < h; i += 2) {
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const uint8_t *src_data = src_ptr + i * src_stride;
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CONV_BUF_TYPE *dst_data = dst + i * dst_stride;
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for (j = 0; j < w; j += 8) {
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const __m256i data =
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load_line2_avx2(&src_data[j], &src_data[j + src_stride]);
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__m256i res = convolve_lowbd_x_4tap(data, coeffs + 1, filt);
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res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const), round_shift);
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res = _mm256_slli_epi16(res, bits);
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const __m256i res_unsigned = _mm256_add_epi16(res, offset_const);
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// Accumulate values into the destination buffer
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if (do_average) {
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const __m256i data_ref_0 =
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load_line2_avx2(&dst_data[j], &dst_data[j + dst_stride]);
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const __m256i comp_avg_res =
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comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg);
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const __m256i round_result = convolve_rounding(
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&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
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const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
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const __m128i res_0 = _mm256_castsi256_si128(res_8);
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const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
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if (w > 4) {
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_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
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_mm_storel_epi64(
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(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
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} else {
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*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
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*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
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_mm_cvtsi128_si32(res_1);
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}
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} else {
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const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
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const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
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res_1);
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}
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}
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}
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} else {
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const int fo_horiz = filter_params_x->taps / 2 - 1;
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const uint8_t *const src_ptr = src - fo_horiz;
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filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2));
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filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3));
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for (i = 0; i < h; i += 2) {
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const uint8_t *src_data = src_ptr + i * src_stride;
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CONV_BUF_TYPE *dst_data = dst + i * dst_stride;
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for (j = 0; j < w; j += 8) {
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const __m256i data =
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load_line2_avx2(&src_data[j], &src_data[j + src_stride]);
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__m256i res = convolve_lowbd_x(data, coeffs, filt);
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res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const), round_shift);
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res = _mm256_slli_epi16(res, bits);
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const __m256i res_unsigned = _mm256_add_epi16(res, offset_const);
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// Accumulate values into the destination buffer
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if (do_average) {
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const __m256i data_ref_0 =
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load_line2_avx2(&dst_data[j], &dst_data[j + dst_stride]);
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const __m256i comp_avg_res =
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comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg);
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const __m256i round_result = convolve_rounding(
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&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
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const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
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const __m128i res_0 = _mm256_castsi256_si128(res_8);
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const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
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if (w > 4) {
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_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
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_mm_storel_epi64(
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(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
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} else {
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*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
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*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
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_mm_cvtsi128_si32(res_1);
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}
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} else {
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const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
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const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
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res_1);
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}
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}
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}
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}
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}
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void av1_dist_wtd_convolve_y_avx2(const uint8_t *src, int src_stride,
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uint8_t *dst0, int dst_stride0, int w, int h,
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const InterpFilterParams *filter_params_y,
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const int subpel_y_qn,
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ConvolveParams *conv_params) {
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CONV_BUF_TYPE *dst = conv_params->dst;
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int dst_stride = conv_params->dst_stride;
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const int bd = 8;
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int i, j, is_vert_4tap = 0;
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// +1 to compensate for dividing the filter coeffs by 2
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const int left_shift = FILTER_BITS - conv_params->round_0 + 1;
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const __m256i round_const =
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_mm256_set1_epi32((1 << conv_params->round_1) >> 1);
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const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
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const __m256i wt = unpack_weights_avx2(conv_params);
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const int do_average = conv_params->do_average;
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const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
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const int offset_0 =
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bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
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const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
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const __m256i offset_const = _mm256_set1_epi16(offset);
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const int offset_1 = (1 << (bd + FILTER_BITS - 2));
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const __m256i offset_const_1 = _mm256_set1_epi16(offset_1);
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const __m256i offset_const_2 = _mm256_set1_epi16((1 << offset_0));
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const int rounding_shift =
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2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
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const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
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const __m256i zero = _mm256_setzero_si256();
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__m256i coeffs[4], s[8];
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assert((FILTER_BITS - conv_params->round_0) >= 0);
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prepare_coeffs_lowbd(filter_params_y, subpel_y_qn, coeffs);
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// Condition for checking valid vert_filt taps
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if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs[0], coeffs[3]), 0)))
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is_vert_4tap = 1;
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if (is_vert_4tap) {
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const int fo_vert = 1;
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const uint8_t *const src_ptr = src - fo_vert * src_stride;
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for (j = 0; j < w; j += 16) {
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const uint8_t *data = &src_ptr[j];
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__m256i src4;
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// Load lines a and b. Line a to lower 128, line b to upper 128
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{
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__m256i src_ab[4];
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__m256i src_a[5];
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src_a[0] = _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
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for (int kk = 0; kk < 4; ++kk) {
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data += src_stride;
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src_a[kk + 1] =
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_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
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src_ab[kk] =
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_mm256_permute2x128_si256(src_a[kk], src_a[kk + 1], 0x20);
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}
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src4 = src_a[4];
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s[0] = _mm256_unpacklo_epi8(src_ab[0], src_ab[1]);
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s[1] = _mm256_unpacklo_epi8(src_ab[2], src_ab[3]);
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s[3] = _mm256_unpackhi_epi8(src_ab[0], src_ab[1]);
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s[4] = _mm256_unpackhi_epi8(src_ab[2], src_ab[3]);
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}
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for (i = 0; i < h; i += 2) {
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data = &src_ptr[(i + 5) * src_stride + j];
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const __m256i src5 =
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_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
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const __m256i src_45a = _mm256_permute2x128_si256(src4, src5, 0x20);
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src4 = _mm256_castsi128_si256(
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_mm_loadu_si128((__m128i *)(data + src_stride)));
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const __m256i src_56a = _mm256_permute2x128_si256(src5, src4, 0x20);
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s[2] = _mm256_unpacklo_epi8(src_45a, src_56a);
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s[5] = _mm256_unpackhi_epi8(src_45a, src_56a);
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__m256i res_lo = convolve_lowbd_4tap(s, coeffs + 1);
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res_lo = _mm256_add_epi16(res_lo, offset_const_1);
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const __m256i res_lo_0_32b = _mm256_unpacklo_epi16(res_lo, zero);
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const __m256i res_lo_0_shift =
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_mm256_slli_epi32(res_lo_0_32b, left_shift);
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const __m256i res_lo_0_round = _mm256_sra_epi32(
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_mm256_add_epi32(res_lo_0_shift, round_const), round_shift);
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const __m256i res_lo_1_32b = _mm256_unpackhi_epi16(res_lo, zero);
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const __m256i res_lo_1_shift =
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_mm256_slli_epi32(res_lo_1_32b, left_shift);
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const __m256i res_lo_1_round = _mm256_sra_epi32(
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_mm256_add_epi32(res_lo_1_shift, round_const), round_shift);
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const __m256i res_lo_round =
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_mm256_packs_epi32(res_lo_0_round, res_lo_1_round);
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const __m256i res_lo_unsigned =
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_mm256_add_epi16(res_lo_round, offset_const_2);
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if (w - j < 16) {
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if (do_average) {
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const __m256i data_ref_0 =
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load_line2_avx2(&dst[i * dst_stride + j],
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&dst[i * dst_stride + j + dst_stride]);
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const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_lo_unsigned,
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&wt, use_dist_wtd_comp_avg);
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const __m256i round_result = convolve_rounding(
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&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
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const __m256i res_8 =
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_mm256_packus_epi16(round_result, round_result);
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const __m128i res_0 = _mm256_castsi256_si128(res_8);
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const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
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if (w - j > 4) {
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_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
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_mm_storel_epi64(
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(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])),
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res_1);
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} else {
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*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
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*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
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_mm_cvtsi128_si32(res_1);
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}
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} else {
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const __m128i res_0 = _mm256_castsi256_si128(res_lo_unsigned);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
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const __m128i res_1 = _mm256_extracti128_si256(res_lo_unsigned, 1);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
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res_1);
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}
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} else {
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__m256i res_hi = convolve_lowbd_4tap(s + 3, coeffs + 1);
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res_hi = _mm256_add_epi16(res_hi, offset_const_1);
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const __m256i res_hi_0_32b = _mm256_unpacklo_epi16(res_hi, zero);
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const __m256i res_hi_0_shift =
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_mm256_slli_epi32(res_hi_0_32b, left_shift);
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const __m256i res_hi_0_round = _mm256_sra_epi32(
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_mm256_add_epi32(res_hi_0_shift, round_const), round_shift);
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const __m256i res_hi_1_32b = _mm256_unpackhi_epi16(res_hi, zero);
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const __m256i res_hi_1_shift =
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_mm256_slli_epi32(res_hi_1_32b, left_shift);
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const __m256i res_hi_1_round = _mm256_sra_epi32(
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_mm256_add_epi32(res_hi_1_shift, round_const), round_shift);
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const __m256i res_hi_round =
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_mm256_packs_epi32(res_hi_0_round, res_hi_1_round);
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const __m256i res_hi_unsigned =
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_mm256_add_epi16(res_hi_round, offset_const_2);
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if (do_average) {
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const __m256i data_ref_0_lo =
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load_line2_avx2(&dst[i * dst_stride + j],
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&dst[i * dst_stride + j + dst_stride]);
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const __m256i data_ref_0_hi =
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load_line2_avx2(&dst[i * dst_stride + j + 8],
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&dst[i * dst_stride + j + 8 + dst_stride]);
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const __m256i comp_avg_res_lo = comp_avg(
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&data_ref_0_lo, &res_lo_unsigned, &wt, use_dist_wtd_comp_avg);
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const __m256i comp_avg_res_hi = comp_avg(
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&data_ref_0_hi, &res_hi_unsigned, &wt, use_dist_wtd_comp_avg);
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const __m256i round_result_lo =
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convolve_rounding(&comp_avg_res_lo, &offset_const,
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&rounding_const, rounding_shift);
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const __m256i round_result_hi =
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convolve_rounding(&comp_avg_res_hi, &offset_const,
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&rounding_const, rounding_shift);
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const __m256i res_8 =
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_mm256_packus_epi16(round_result_lo, round_result_hi);
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const __m128i res_0 = _mm256_castsi256_si128(res_8);
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
|
|
|
|
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
|
|
_mm_store_si128(
|
|
(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
|
|
|
|
} else {
|
|
const __m128i res_lo_0 = _mm256_castsi256_si128(res_lo_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_lo_0);
|
|
|
|
const __m128i res_lo_1 =
|
|
_mm256_extracti128_si256(res_lo_unsigned, 1);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
|
|
res_lo_1);
|
|
|
|
const __m128i res_hi_0 = _mm256_castsi256_si128(res_hi_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + 8]),
|
|
res_hi_0);
|
|
|
|
const __m128i res_hi_1 =
|
|
_mm256_extracti128_si256(res_hi_unsigned, 1);
|
|
_mm_store_si128(
|
|
(__m128i *)(&dst[i * dst_stride + j + 8 + dst_stride]),
|
|
res_hi_1);
|
|
}
|
|
}
|
|
s[0] = s[1];
|
|
s[1] = s[2];
|
|
|
|
s[3] = s[4];
|
|
s[4] = s[5];
|
|
}
|
|
}
|
|
} else {
|
|
const int fo_vert = filter_params_y->taps / 2 - 1;
|
|
const uint8_t *const src_ptr = src - fo_vert * src_stride;
|
|
for (j = 0; j < w; j += 16) {
|
|
const uint8_t *data = &src_ptr[j];
|
|
__m256i src6;
|
|
// Load lines a and b. Line a to lower 128, line b to upper 128
|
|
{
|
|
__m256i src_ab[7];
|
|
__m256i src_a[7];
|
|
src_a[0] = _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
|
|
for (int kk = 0; kk < 6; ++kk) {
|
|
data += src_stride;
|
|
src_a[kk + 1] =
|
|
_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
|
|
src_ab[kk] =
|
|
_mm256_permute2x128_si256(src_a[kk], src_a[kk + 1], 0x20);
|
|
}
|
|
src6 = src_a[6];
|
|
s[0] = _mm256_unpacklo_epi8(src_ab[0], src_ab[1]);
|
|
s[1] = _mm256_unpacklo_epi8(src_ab[2], src_ab[3]);
|
|
s[2] = _mm256_unpacklo_epi8(src_ab[4], src_ab[5]);
|
|
s[4] = _mm256_unpackhi_epi8(src_ab[0], src_ab[1]);
|
|
s[5] = _mm256_unpackhi_epi8(src_ab[2], src_ab[3]);
|
|
s[6] = _mm256_unpackhi_epi8(src_ab[4], src_ab[5]);
|
|
}
|
|
|
|
for (i = 0; i < h; i += 2) {
|
|
data = &src_ptr[(i + 7) * src_stride + j];
|
|
const __m256i src7 =
|
|
_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
|
|
const __m256i src_67a = _mm256_permute2x128_si256(src6, src7, 0x20);
|
|
|
|
src6 = _mm256_castsi128_si256(
|
|
_mm_loadu_si128((__m128i *)(data + src_stride)));
|
|
const __m256i src_78a = _mm256_permute2x128_si256(src7, src6, 0x20);
|
|
|
|
s[3] = _mm256_unpacklo_epi8(src_67a, src_78a);
|
|
s[7] = _mm256_unpackhi_epi8(src_67a, src_78a);
|
|
|
|
__m256i res_lo = convolve_lowbd(s, coeffs);
|
|
|
|
res_lo = _mm256_add_epi16(res_lo, offset_const_1);
|
|
|
|
const __m256i res_lo_0_32b = _mm256_unpacklo_epi16(res_lo, zero);
|
|
const __m256i res_lo_0_shift =
|
|
_mm256_slli_epi32(res_lo_0_32b, left_shift);
|
|
const __m256i res_lo_0_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_lo_0_shift, round_const), round_shift);
|
|
|
|
const __m256i res_lo_1_32b = _mm256_unpackhi_epi16(res_lo, zero);
|
|
const __m256i res_lo_1_shift =
|
|
_mm256_slli_epi32(res_lo_1_32b, left_shift);
|
|
const __m256i res_lo_1_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_lo_1_shift, round_const), round_shift);
|
|
|
|
const __m256i res_lo_round =
|
|
_mm256_packs_epi32(res_lo_0_round, res_lo_1_round);
|
|
|
|
const __m256i res_lo_unsigned =
|
|
_mm256_add_epi16(res_lo_round, offset_const_2);
|
|
|
|
if (w - j < 16) {
|
|
if (do_average) {
|
|
const __m256i data_ref_0 =
|
|
load_line2_avx2(&dst[i * dst_stride + j],
|
|
&dst[i * dst_stride + j + dst_stride]);
|
|
const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_lo_unsigned,
|
|
&wt, use_dist_wtd_comp_avg);
|
|
|
|
const __m256i round_result = convolve_rounding(
|
|
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
|
|
|
|
const __m256i res_8 =
|
|
_mm256_packus_epi16(round_result, round_result);
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_8);
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
|
|
|
|
if (w - j > 4) {
|
|
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
|
|
_mm_storel_epi64(
|
|
(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])),
|
|
res_1);
|
|
} else {
|
|
*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
|
|
*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
|
|
_mm_cvtsi128_si32(res_1);
|
|
}
|
|
} else {
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_lo_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
|
|
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_lo_unsigned, 1);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
|
|
res_1);
|
|
}
|
|
} else {
|
|
__m256i res_hi = convolve_lowbd(s + 4, coeffs);
|
|
|
|
res_hi = _mm256_add_epi16(res_hi, offset_const_1);
|
|
|
|
const __m256i res_hi_0_32b = _mm256_unpacklo_epi16(res_hi, zero);
|
|
const __m256i res_hi_0_shift =
|
|
_mm256_slli_epi32(res_hi_0_32b, left_shift);
|
|
const __m256i res_hi_0_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_hi_0_shift, round_const), round_shift);
|
|
|
|
const __m256i res_hi_1_32b = _mm256_unpackhi_epi16(res_hi, zero);
|
|
const __m256i res_hi_1_shift =
|
|
_mm256_slli_epi32(res_hi_1_32b, left_shift);
|
|
const __m256i res_hi_1_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_hi_1_shift, round_const), round_shift);
|
|
|
|
const __m256i res_hi_round =
|
|
_mm256_packs_epi32(res_hi_0_round, res_hi_1_round);
|
|
|
|
const __m256i res_hi_unsigned =
|
|
_mm256_add_epi16(res_hi_round, offset_const_2);
|
|
|
|
if (do_average) {
|
|
const __m256i data_ref_0_lo =
|
|
load_line2_avx2(&dst[i * dst_stride + j],
|
|
&dst[i * dst_stride + j + dst_stride]);
|
|
|
|
const __m256i data_ref_0_hi =
|
|
load_line2_avx2(&dst[i * dst_stride + j + 8],
|
|
&dst[i * dst_stride + j + 8 + dst_stride]);
|
|
|
|
const __m256i comp_avg_res_lo = comp_avg(
|
|
&data_ref_0_lo, &res_lo_unsigned, &wt, use_dist_wtd_comp_avg);
|
|
|
|
const __m256i comp_avg_res_hi = comp_avg(
|
|
&data_ref_0_hi, &res_hi_unsigned, &wt, use_dist_wtd_comp_avg);
|
|
|
|
const __m256i round_result_lo =
|
|
convolve_rounding(&comp_avg_res_lo, &offset_const,
|
|
&rounding_const, rounding_shift);
|
|
|
|
const __m256i round_result_hi =
|
|
convolve_rounding(&comp_avg_res_hi, &offset_const,
|
|
&rounding_const, rounding_shift);
|
|
|
|
const __m256i res_8 =
|
|
_mm256_packus_epi16(round_result_lo, round_result_hi);
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_8);
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
|
|
|
|
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
|
|
_mm_store_si128(
|
|
(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
|
|
|
|
} else {
|
|
const __m128i res_lo_0 = _mm256_castsi256_si128(res_lo_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_lo_0);
|
|
|
|
const __m128i res_lo_1 =
|
|
_mm256_extracti128_si256(res_lo_unsigned, 1);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
|
|
res_lo_1);
|
|
|
|
const __m128i res_hi_0 = _mm256_castsi256_si128(res_hi_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + 8]),
|
|
res_hi_0);
|
|
|
|
const __m128i res_hi_1 =
|
|
_mm256_extracti128_si256(res_hi_unsigned, 1);
|
|
_mm_store_si128(
|
|
(__m128i *)(&dst[i * dst_stride + j + 8 + dst_stride]),
|
|
res_hi_1);
|
|
}
|
|
}
|
|
s[0] = s[1];
|
|
s[1] = s[2];
|
|
s[2] = s[3];
|
|
|
|
s[4] = s[5];
|
|
s[5] = s[6];
|
|
s[6] = s[7];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void av1_dist_wtd_convolve_2d_avx2(const uint8_t *src, int src_stride,
|
|
uint8_t *dst0, int dst_stride0, int w, int h,
|
|
const InterpFilterParams *filter_params_x,
|
|
const InterpFilterParams *filter_params_y,
|
|
const int subpel_x_qn, const int subpel_y_qn,
|
|
ConvolveParams *conv_params) {
|
|
CONV_BUF_TYPE *dst = conv_params->dst;
|
|
int dst_stride = conv_params->dst_stride;
|
|
const int bd = 8;
|
|
|
|
DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]);
|
|
|
|
int im_stride = 8;
|
|
int i, is_horiz_4tap = 0, is_vert_4tap = 0;
|
|
const __m256i wt = unpack_weights_avx2(conv_params);
|
|
const int do_average = conv_params->do_average;
|
|
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
|
|
const int offset_0 =
|
|
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
|
|
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
|
|
const __m256i offset_const = _mm256_set1_epi16(offset);
|
|
const int rounding_shift =
|
|
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
|
|
const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
|
|
|
|
assert(conv_params->round_0 > 0);
|
|
|
|
const __m256i round_const_h = _mm256_set1_epi16(
|
|
((1 << (conv_params->round_0 - 1)) >> 1) + (1 << (bd + FILTER_BITS - 2)));
|
|
const __m128i round_shift_h = _mm_cvtsi32_si128(conv_params->round_0 - 1);
|
|
|
|
const __m256i round_const_v = _mm256_set1_epi32(
|
|
((1 << conv_params->round_1) >> 1) -
|
|
(1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
|
|
const __m128i round_shift_v = _mm_cvtsi32_si128(conv_params->round_1);
|
|
|
|
__m256i filt[4], coeffs_x[4], coeffs_y[4];
|
|
|
|
filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2);
|
|
filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32));
|
|
|
|
prepare_coeffs_lowbd(filter_params_x, subpel_x_qn, coeffs_x);
|
|
prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y);
|
|
|
|
// Condition for checking valid horz_filt taps
|
|
if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs_x[0], coeffs_x[3]), 0)))
|
|
is_horiz_4tap = 1;
|
|
|
|
// Condition for checking valid vert_filt taps
|
|
if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs_y[0], coeffs_y[3]), 0)))
|
|
is_vert_4tap = 1;
|
|
|
|
if (is_horiz_4tap) {
|
|
int im_h = h + filter_params_y->taps - 1;
|
|
const int fo_vert = filter_params_y->taps / 2 - 1;
|
|
const int fo_horiz = 1;
|
|
const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
|
|
for (int j = 0; j < w; j += 8) {
|
|
/* Horizontal filter */
|
|
const uint8_t *src_h = src_ptr + j;
|
|
for (i = 0; i < im_h; i += 2) {
|
|
__m256i data =
|
|
_mm256_castsi128_si256(_mm_loadu_si128((__m128i *)src_h));
|
|
if (i + 1 < im_h)
|
|
data = _mm256_inserti128_si256(
|
|
data, _mm_loadu_si128((__m128i *)(src_h + src_stride)), 1);
|
|
src_h += (src_stride << 1);
|
|
__m256i res = convolve_lowbd_x_4tap(data, coeffs_x + 1, filt);
|
|
|
|
res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h),
|
|
round_shift_h);
|
|
|
|
_mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
|
|
}
|
|
DIST_WTD_CONVOLVE_VERTICAL_FILTER_8TAP;
|
|
}
|
|
} else if (is_vert_4tap) {
|
|
int im_h = h + 3;
|
|
const int fo_vert = 1;
|
|
const int fo_horiz = filter_params_x->taps / 2 - 1;
|
|
const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
|
|
|
|
filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2));
|
|
filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3));
|
|
|
|
for (int j = 0; j < w; j += 8) {
|
|
/* Horizontal filter */
|
|
const uint8_t *src_h = src_ptr + j;
|
|
DIST_WTD_CONVOLVE_HORIZONTAL_FILTER_8TAP;
|
|
|
|
/* Vertical filter */
|
|
__m256i s[6];
|
|
__m256i s0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride));
|
|
__m256i s1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride));
|
|
__m256i s2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride));
|
|
__m256i s3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride));
|
|
|
|
s[0] = _mm256_unpacklo_epi16(s0, s1);
|
|
s[1] = _mm256_unpacklo_epi16(s2, s3);
|
|
|
|
s[3] = _mm256_unpackhi_epi16(s0, s1);
|
|
s[4] = _mm256_unpackhi_epi16(s2, s3);
|
|
|
|
for (i = 0; i < h; i += 2) {
|
|
const int16_t *data = &im_block[i * im_stride];
|
|
|
|
const __m256i s4 =
|
|
_mm256_loadu_si256((__m256i *)(data + 4 * im_stride));
|
|
const __m256i s5 =
|
|
_mm256_loadu_si256((__m256i *)(data + 5 * im_stride));
|
|
|
|
s[2] = _mm256_unpacklo_epi16(s4, s5);
|
|
s[5] = _mm256_unpackhi_epi16(s4, s5);
|
|
|
|
const __m256i res_a = convolve_4tap(s, coeffs_y + 1);
|
|
const __m256i res_a_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_a, round_const_v), round_shift_v);
|
|
|
|
if (w - j > 4) {
|
|
const __m256i res_b = convolve_4tap(s + 3, coeffs_y + 1);
|
|
const __m256i res_b_round = _mm256_sra_epi32(
|
|
_mm256_add_epi32(res_b, round_const_v), round_shift_v);
|
|
const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_b_round);
|
|
const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const);
|
|
|
|
if (do_average) {
|
|
const __m256i data_ref_0 =
|
|
load_line2_avx2(&dst[i * dst_stride + j],
|
|
&dst[i * dst_stride + j + dst_stride]);
|
|
const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned,
|
|
&wt, use_dist_wtd_comp_avg);
|
|
|
|
const __m256i round_result = convolve_rounding(
|
|
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
|
|
|
|
const __m256i res_8 =
|
|
_mm256_packus_epi16(round_result, round_result);
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_8);
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
|
|
|
|
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
|
|
_mm_storel_epi64(
|
|
(__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
|
|
} else {
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
|
|
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
|
|
res_1);
|
|
}
|
|
} else {
|
|
const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_a_round);
|
|
const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const);
|
|
|
|
if (do_average) {
|
|
const __m256i data_ref_0 =
|
|
load_line2_avx2(&dst[i * dst_stride + j],
|
|
&dst[i * dst_stride + j + dst_stride]);
|
|
|
|
const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned,
|
|
&wt, use_dist_wtd_comp_avg);
|
|
|
|
const __m256i round_result = convolve_rounding(
|
|
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
|
|
|
|
const __m256i res_8 =
|
|
_mm256_packus_epi16(round_result, round_result);
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_8);
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
|
|
|
|
*(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
|
|
*(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
|
|
_mm_cvtsi128_si32(res_1);
|
|
|
|
} else {
|
|
const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
|
|
|
|
const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
|
|
res_1);
|
|
}
|
|
}
|
|
s[0] = s[1];
|
|
s[1] = s[2];
|
|
s[3] = s[4];
|
|
s[4] = s[5];
|
|
}
|
|
}
|
|
} else {
|
|
int im_h = h + filter_params_y->taps - 1;
|
|
const int fo_vert = filter_params_y->taps / 2 - 1;
|
|
const int fo_horiz = filter_params_x->taps / 2 - 1;
|
|
const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
|
|
|
|
filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2));
|
|
filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3));
|
|
|
|
for (int j = 0; j < w; j += 8) {
|
|
/* Horizontal filter */
|
|
const uint8_t *src_h = src_ptr + j;
|
|
DIST_WTD_CONVOLVE_HORIZONTAL_FILTER_8TAP;
|
|
|
|
DIST_WTD_CONVOLVE_VERTICAL_FILTER_8TAP;
|
|
}
|
|
}
|
|
}
|
|
|
|
#define DO_NO_AVG_2D_COPY_4X16(r0, c0, r1, c1, r2, c2, r3, c3) \
|
|
do { \
|
|
src_0 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r0 * src_stride + c0]))); \
|
|
src_1 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r1 * src_stride + c1]))); \
|
|
src_2 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r2 * src_stride + c2]))); \
|
|
src_3 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r3 * src_stride + c3]))); \
|
|
\
|
|
src_0 = _mm256_slli_epi16(src_0, LEFT_SHIFT); \
|
|
src_1 = _mm256_slli_epi16(src_1, LEFT_SHIFT); \
|
|
src_2 = _mm256_slli_epi16(src_2, LEFT_SHIFT); \
|
|
src_3 = _mm256_slli_epi16(src_3, LEFT_SHIFT); \
|
|
\
|
|
src_0 = _mm256_add_epi16(src_0, offset_const); \
|
|
src_1 = _mm256_add_epi16(src_1, offset_const); \
|
|
src_2 = _mm256_add_epi16(src_2, offset_const); \
|
|
src_3 = _mm256_add_epi16(src_3, offset_const); \
|
|
\
|
|
_mm256_store_si256((__m256i *)(&dst[r0 * dst_stride + c0]), src_0); \
|
|
_mm256_store_si256((__m256i *)(&dst[r1 * dst_stride + c1]), src_1); \
|
|
_mm256_store_si256((__m256i *)(&dst[r2 * dst_stride + c2]), src_2); \
|
|
_mm256_store_si256((__m256i *)(&dst[r3 * dst_stride + c3]), src_3); \
|
|
} while (0)
|
|
|
|
#define LEFT_SHIFT (2 * FILTER_BITS - 3 - 7)
|
|
static AOM_INLINE void av1_dist_wtd_convolve_2d_no_avg_copy_avx2(
|
|
const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst, int dst_stride,
|
|
int w, int h, const __m256i offset_const) {
|
|
int i = h;
|
|
if (w >= 16) {
|
|
__m256i src_0, src_1, src_2, src_3;
|
|
if (w == 128) {
|
|
do {
|
|
DO_NO_AVG_2D_COPY_4X16(0, 0, 0, 16, 0, 32, 0, 48);
|
|
DO_NO_AVG_2D_COPY_4X16(0, 64, 0, 80, 0, 96, 0, 112);
|
|
src += 1 * src_stride;
|
|
dst += 1 * dst_stride;
|
|
i -= 1;
|
|
} while (i);
|
|
} else if (w == 64) {
|
|
do {
|
|
DO_NO_AVG_2D_COPY_4X16(0, 0, 0, 16, 0, 32, 0, 48);
|
|
src += 1 * src_stride;
|
|
dst += 1 * dst_stride;
|
|
i -= 1;
|
|
} while (i);
|
|
} else if (w == 32) {
|
|
do {
|
|
DO_NO_AVG_2D_COPY_4X16(0, 0, 1, 0, 0, 16, 1, 16);
|
|
src += 2 * src_stride;
|
|
dst += 2 * dst_stride;
|
|
i -= 2;
|
|
} while (i);
|
|
} else if (w == 16) {
|
|
do {
|
|
DO_NO_AVG_2D_COPY_4X16(0, 0, 1, 0, 2, 0, 3, 0);
|
|
src += 4 * src_stride;
|
|
dst += 4 * dst_stride;
|
|
i -= 4;
|
|
} while (i);
|
|
}
|
|
} else {
|
|
const __m256i zero = _mm256_setzero_si256();
|
|
do {
|
|
const __m128i src_row_0 =
|
|
_mm_loadl_epi64((__m128i *)(&src[0 * src_stride]));
|
|
const __m128i src_row_1 =
|
|
_mm_loadl_epi64((__m128i *)(&src[1 * src_stride]));
|
|
const __m128i src_row_2 =
|
|
_mm_loadl_epi64((__m128i *)(&src[2 * src_stride]));
|
|
const __m128i src_row_3 =
|
|
_mm_loadl_epi64((__m128i *)(&src[3 * src_stride]));
|
|
|
|
__m256i src_10 = _mm256_insertf128_si256(
|
|
_mm256_castsi128_si256(src_row_0), src_row_1, 1);
|
|
__m256i src_32 = _mm256_insertf128_si256(
|
|
_mm256_castsi128_si256(src_row_2), src_row_3, 1);
|
|
|
|
src_10 = _mm256_unpacklo_epi8(src_10, zero);
|
|
src_32 = _mm256_unpacklo_epi8(src_32, zero);
|
|
|
|
src_10 = _mm256_slli_epi16(src_10, LEFT_SHIFT);
|
|
src_32 = _mm256_slli_epi16(src_32, LEFT_SHIFT);
|
|
|
|
src_10 = _mm256_add_epi16(src_10, offset_const);
|
|
src_32 = _mm256_add_epi16(src_32, offset_const);
|
|
|
|
// Accumulate values into the destination buffer
|
|
_mm_store_si128((__m128i *)(&dst[0 * dst_stride]),
|
|
_mm256_castsi256_si128(src_10));
|
|
_mm_store_si128((__m128i *)(&dst[1 * dst_stride]),
|
|
_mm256_extracti128_si256(src_10, 1));
|
|
_mm_store_si128((__m128i *)(&dst[2 * dst_stride]),
|
|
_mm256_castsi256_si128(src_32));
|
|
_mm_store_si128((__m128i *)(&dst[3 * dst_stride]),
|
|
_mm256_extracti128_si256(src_32, 1));
|
|
|
|
src += 4 * src_stride;
|
|
dst += 4 * dst_stride;
|
|
i -= 4;
|
|
} while (i);
|
|
}
|
|
}
|
|
|
|
#define DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, r0, c0, r1, c1, r2, c2, r3, c3) \
|
|
do { \
|
|
src_0 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r0 * src_stride + c0]))); \
|
|
src_1 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r1 * src_stride + c1]))); \
|
|
src_2 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r2 * src_stride + c2]))); \
|
|
src_3 = _mm256_cvtepu8_epi16( \
|
|
_mm_loadu_si128((__m128i *)(&src[r3 * src_stride + c3]))); \
|
|
\
|
|
src_0 = _mm256_slli_epi16(src_0, LEFT_SHIFT); \
|
|
src_1 = _mm256_slli_epi16(src_1, LEFT_SHIFT); \
|
|
src_2 = _mm256_slli_epi16(src_2, LEFT_SHIFT); \
|
|
src_3 = _mm256_slli_epi16(src_3, LEFT_SHIFT); \
|
|
src_0 = _mm256_add_epi16(src_0, offset_const); \
|
|
src_1 = _mm256_add_epi16(src_1, offset_const); \
|
|
src_2 = _mm256_add_epi16(src_2, offset_const); \
|
|
src_3 = _mm256_add_epi16(src_3, offset_const); \
|
|
\
|
|
ref_0 = _mm256_loadu_si256((__m256i *)(&dst[r0 * dst_stride + c0])); \
|
|
ref_1 = _mm256_loadu_si256((__m256i *)(&dst[r1 * dst_stride + c1])); \
|
|
ref_2 = _mm256_loadu_si256((__m256i *)(&dst[r2 * dst_stride + c2])); \
|
|
ref_3 = _mm256_loadu_si256((__m256i *)(&dst[r3 * dst_stride + c3])); \
|
|
\
|
|
res_0 = comp_avg(&ref_0, &src_0, &wt, USE_DIST_WEIGHTED); \
|
|
res_1 = comp_avg(&ref_1, &src_1, &wt, USE_DIST_WEIGHTED); \
|
|
res_2 = comp_avg(&ref_2, &src_2, &wt, USE_DIST_WEIGHTED); \
|
|
res_3 = comp_avg(&ref_3, &src_3, &wt, USE_DIST_WEIGHTED); \
|
|
\
|
|
res_0 = convolve_rounding(&res_0, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
res_1 = convolve_rounding(&res_1, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
res_2 = convolve_rounding(&res_2, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
res_3 = convolve_rounding(&res_3, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
\
|
|
res_10 = _mm256_packus_epi16(res_0, res_1); \
|
|
res_32 = _mm256_packus_epi16(res_2, res_3); \
|
|
res_10 = _mm256_permute4x64_epi64(res_10, 0xD8); \
|
|
res_32 = _mm256_permute4x64_epi64(res_32, 0xD8); \
|
|
\
|
|
_mm_store_si128((__m128i *)(&dst0[r0 * dst_stride0 + c0]), \
|
|
_mm256_castsi256_si128(res_10)); \
|
|
_mm_store_si128((__m128i *)(&dst0[r1 * dst_stride0 + c1]), \
|
|
_mm256_extracti128_si256(res_10, 1)); \
|
|
_mm_store_si128((__m128i *)(&dst0[r2 * dst_stride0 + c2]), \
|
|
_mm256_castsi256_si128(res_32)); \
|
|
_mm_store_si128((__m128i *)(&dst0[r3 * dst_stride0 + c3]), \
|
|
_mm256_extracti128_si256(res_32, 1)); \
|
|
} while (0)
|
|
|
|
#define DO_AVG_2D_COPY(USE_DIST_WEIGHTED) \
|
|
int i = h; \
|
|
if (w >= 16) { \
|
|
__m256i src_0, src_1, src_2, src_3; \
|
|
__m256i ref_0, ref_1, ref_2, ref_3; \
|
|
__m256i res_0, res_1, res_2, res_3; \
|
|
__m256i res_10, res_32; \
|
|
if (w == 128) { \
|
|
do { \
|
|
DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 0, 16, 0, 32, 0, 48); \
|
|
DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 64, 0, 80, 0, 96, 0, 112); \
|
|
i -= 1; \
|
|
src += 1 * src_stride; \
|
|
dst += 1 * dst_stride; \
|
|
dst0 += 1 * dst_stride0; \
|
|
} while (i); \
|
|
} else if (w == 64) { \
|
|
do { \
|
|
DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 0, 16, 0, 32, 0, 48); \
|
|
\
|
|
i -= 1; \
|
|
src += 1 * src_stride; \
|
|
dst += 1 * dst_stride; \
|
|
dst0 += 1 * dst_stride0; \
|
|
} while (i); \
|
|
} else if (w == 32) { \
|
|
do { \
|
|
DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 1, 0, 0, 16, 1, 16); \
|
|
\
|
|
i -= 2; \
|
|
src += 2 * src_stride; \
|
|
dst += 2 * dst_stride; \
|
|
dst0 += 2 * dst_stride0; \
|
|
} while (i); \
|
|
} else { \
|
|
assert(w == 16); \
|
|
do { \
|
|
DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 1, 0, 2, 0, 3, 0); \
|
|
\
|
|
i -= 4; \
|
|
src += 4 * src_stride; \
|
|
dst += 4 * dst_stride; \
|
|
dst0 += 4 * dst_stride0; \
|
|
} while (i); \
|
|
} \
|
|
} else if (w == 8) { \
|
|
do { \
|
|
const __m128i src_0 = \
|
|
_mm_loadl_epi64((__m128i *)(&src[0 * src_stride])); \
|
|
const __m128i src_1 = \
|
|
_mm_loadl_epi64((__m128i *)(&src[1 * src_stride])); \
|
|
const __m128i src_2 = \
|
|
_mm_loadl_epi64((__m128i *)(&src[2 * src_stride])); \
|
|
const __m128i src_3 = \
|
|
_mm_loadl_epi64((__m128i *)(&src[3 * src_stride])); \
|
|
__m256i src_10 = \
|
|
_mm256_insertf128_si256(_mm256_castsi128_si256(src_0), src_1, 1); \
|
|
__m256i src_32 = \
|
|
_mm256_insertf128_si256(_mm256_castsi128_si256(src_2), src_3, 1); \
|
|
\
|
|
src_10 = _mm256_unpacklo_epi8(src_10, zero); \
|
|
src_32 = _mm256_unpacklo_epi8(src_32, zero); \
|
|
\
|
|
src_10 = _mm256_slli_epi16(src_10, LEFT_SHIFT); \
|
|
src_32 = _mm256_slli_epi16(src_32, LEFT_SHIFT); \
|
|
\
|
|
src_10 = _mm256_add_epi16(src_10, offset_const); \
|
|
src_32 = _mm256_add_epi16(src_32, offset_const); \
|
|
\
|
|
const __m256i ref_10 = \
|
|
load_line2_avx2(&dst[0 * dst_stride], &dst[1 * dst_stride]); \
|
|
const __m256i ref_32 = \
|
|
load_line2_avx2(&dst[2 * dst_stride], &dst[3 * dst_stride]); \
|
|
__m256i res_10 = comp_avg(&ref_10, &src_10, &wt, USE_DIST_WEIGHTED); \
|
|
__m256i res_32 = comp_avg(&ref_32, &src_32, &wt, USE_DIST_WEIGHTED); \
|
|
\
|
|
res_10 = convolve_rounding(&res_10, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
res_32 = convolve_rounding(&res_32, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
\
|
|
__m256i res = _mm256_packus_epi16(res_10, res_32); \
|
|
const __m128i res_20 = _mm256_castsi256_si128(res); \
|
|
const __m128i res_31 = _mm256_extracti128_si256(res, 1); \
|
|
\
|
|
_mm_storel_epi64((__m128i *)(&dst0[0 * dst_stride0]), res_20); \
|
|
_mm_storel_epi64((__m128i *)((&dst0[1 * dst_stride0])), res_31); \
|
|
_mm_storeh_epi64((__m128i *)(&dst0[2 * dst_stride0]), res_20); \
|
|
_mm_storeh_epi64((__m128i *)((&dst0[3 * dst_stride0])), res_31); \
|
|
i -= 4; \
|
|
src += 4 * src_stride; \
|
|
dst += 4 * dst_stride; \
|
|
dst0 += 4 * dst_stride0; \
|
|
} while (i); \
|
|
} else { \
|
|
assert(w == 4); \
|
|
do { \
|
|
__m256i src_3210_8bit = \
|
|
_mm256_setr_epi32(loadu_int32(src + 0 * src_stride), \
|
|
loadu_int32(src + 1 * src_stride), 0, 0, \
|
|
loadu_int32(src + 2 * src_stride), \
|
|
loadu_int32(src + 3 * src_stride), 0, 0); \
|
|
\
|
|
__m256i src_3210 = _mm256_unpacklo_epi8(src_3210_8bit, zero); \
|
|
src_3210 = _mm256_slli_epi16(src_3210, LEFT_SHIFT); \
|
|
src_3210 = _mm256_add_epi16(src_3210, offset_const); \
|
|
\
|
|
__m256i ref_3210 = \
|
|
_mm256_setr_epi64x(*(int64_t *)(dst + 0 * dst_stride), \
|
|
*(int64_t *)(dst + 1 * dst_stride), \
|
|
*(int64_t *)(dst + 2 * dst_stride), \
|
|
*(int64_t *)(dst + 3 * dst_stride)); \
|
|
__m256i res_3210 = \
|
|
comp_avg(&ref_3210, &src_3210, &wt, USE_DIST_WEIGHTED); \
|
|
\
|
|
res_3210 = convolve_rounding(&res_3210, &offset_const, &rounding_const, \
|
|
rounding_shift); \
|
|
\
|
|
res_3210 = _mm256_packus_epi16(res_3210, res_3210); \
|
|
const __m128i res_10 = _mm256_castsi256_si128(res_3210); \
|
|
const __m128i res_32 = _mm256_extracti128_si256(res_3210, 1); \
|
|
\
|
|
*(int *)(&dst0[0 * dst_stride0]) = _mm_cvtsi128_si32(res_10); \
|
|
*(int *)(&dst0[2 * dst_stride0]) = _mm_cvtsi128_si32(res_32); \
|
|
*(int *)(&dst0[1 * dst_stride0]) = _mm_extract_epi32(res_10, 1); \
|
|
*(int *)(&dst0[3 * dst_stride0]) = _mm_extract_epi32(res_32, 1); \
|
|
i -= 4; \
|
|
src += 4 * src_stride; \
|
|
dst += 4 * dst_stride; \
|
|
dst0 += 4 * dst_stride0; \
|
|
} while (i); \
|
|
}
|
|
|
|
void av1_dist_wtd_convolve_2d_copy_avx2(const uint8_t *src, int src_stride,
|
|
uint8_t *dst0, int dst_stride0, int w,
|
|
int h, ConvolveParams *conv_params) {
|
|
const int bd = 8;
|
|
CONV_BUF_TYPE *dst = conv_params->dst;
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|
int dst_stride = conv_params->dst_stride;
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assert(conv_params->round_0 == 3);
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|
assert(conv_params->round_1 == 7);
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|
assert(w % 4 == 0);
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|
assert(h % 4 == 0);
|
|
|
|
const int do_average = conv_params->do_average;
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|
const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg;
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|
const __m256i wt = unpack_weights_avx2(conv_params);
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|
const __m256i zero = _mm256_setzero_si256();
|
|
|
|
const int offset_0 =
|
|
bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
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|
const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
|
|
const __m256i offset_const = _mm256_set1_epi16(offset);
|
|
const int rounding_shift =
|
|
2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
|
|
const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
|
|
|
|
if (do_average) {
|
|
if (use_dist_wtd_comp_avg) {
|
|
DO_AVG_2D_COPY(1)
|
|
} else {
|
|
DO_AVG_2D_COPY(0)
|
|
}
|
|
} else {
|
|
av1_dist_wtd_convolve_2d_no_avg_copy_avx2(src, src_stride, dst, dst_stride,
|
|
w, h, offset_const);
|
|
}
|
|
}
|
|
#undef LEFT_SHIFT
|