422 lines
18 KiB
C
422 lines
18 KiB
C
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/*
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* Copyright (c) 2016, 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 <tmmintrin.h>
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#include <smmintrin.h>
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#include <assert.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_sse2.h"
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#include "aom_dsp/x86/convolve_sse4_1.h"
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#include "av1/common/convolve.h"
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void av1_highbd_dist_wtd_convolve_2d_copy_sse4_1(const uint16_t *src,
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int src_stride, uint16_t *dst0,
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int dst_stride0, int w, int h,
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ConvolveParams *conv_params,
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int bd) {
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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 bits =
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FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0;
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const __m128i left_shift = _mm_cvtsi32_si128(bits);
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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 w0 = conv_params->fwd_offset;
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const int w1 = conv_params->bck_offset;
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const __m128i wt0 = _mm_set1_epi32(w0);
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const __m128i wt1 = _mm_set1_epi32(w1);
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const __m128i zero = _mm_setzero_si128();
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int i, j;
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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 __m128i offset_const = _mm_set1_epi32(offset);
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const __m128i offset_const_16b = _mm_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 __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
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const __m128i clip_pixel_to_bd =
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_mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
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assert(bits <= 4);
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if (!(w % 8)) {
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for (i = 0; i < h; i += 1) {
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for (j = 0; j < w; j += 8) {
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const __m128i src_16bit =
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_mm_loadu_si128((__m128i *)(&src[i * src_stride + j]));
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const __m128i res = _mm_sll_epi16(src_16bit, left_shift);
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if (do_average) {
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const __m128i data_0 =
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_mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]));
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const __m128i data_ref_0_lo = _mm_unpacklo_epi16(data_0, zero);
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const __m128i data_ref_0_hi = _mm_unpackhi_epi16(data_0, zero);
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const __m128i res_32b_lo = _mm_unpacklo_epi16(res, zero);
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const __m128i res_unsigned_lo =
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_mm_add_epi32(res_32b_lo, offset_const);
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const __m128i comp_avg_res_lo =
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highbd_comp_avg_sse4_1(&data_ref_0_lo, &res_unsigned_lo, &wt0,
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&wt1, use_dist_wtd_comp_avg);
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const __m128i res_32b_hi = _mm_unpackhi_epi16(res, zero);
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const __m128i res_unsigned_hi =
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_mm_add_epi32(res_32b_hi, offset_const);
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const __m128i comp_avg_res_hi =
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highbd_comp_avg_sse4_1(&data_ref_0_hi, &res_unsigned_hi, &wt0,
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&wt1, use_dist_wtd_comp_avg);
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const __m128i round_result_lo = highbd_convolve_rounding_sse2(
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&comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
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const __m128i round_result_hi = highbd_convolve_rounding_sse2(
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&comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
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const __m128i res_16b =
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_mm_packus_epi32(round_result_lo, round_result_hi);
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const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
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_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
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} else {
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const __m128i res_unsigned_16b =
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_mm_adds_epu16(res, offset_const_16b);
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_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]),
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res_unsigned_16b);
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}
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}
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}
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} else if (!(w % 4)) {
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for (i = 0; i < h; i += 2) {
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for (j = 0; j < w; j += 4) {
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const __m128i src_row_0 =
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_mm_loadl_epi64((__m128i *)(&src[i * src_stride + j]));
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const __m128i src_row_1 =
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_mm_loadl_epi64((__m128i *)(&src[i * src_stride + j + src_stride]));
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const __m128i src_10 = _mm_unpacklo_epi64(src_row_0, src_row_1);
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const __m128i res = _mm_sll_epi16(src_10, left_shift);
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if (do_average) {
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const __m128i data_0 =
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_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]));
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const __m128i data_1 = _mm_loadl_epi64(
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(__m128i *)(&dst[i * dst_stride + j + dst_stride]));
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const __m128i data_ref_0 = _mm_unpacklo_epi16(data_0, zero);
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const __m128i data_ref_1 = _mm_unpacklo_epi16(data_1, zero);
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const __m128i res_32b = _mm_unpacklo_epi16(res, zero);
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const __m128i res_unsigned_lo = _mm_add_epi32(res_32b, offset_const);
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const __m128i res_32b_hi = _mm_unpackhi_epi16(res, zero);
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const __m128i res_unsigned_hi =
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_mm_add_epi32(res_32b_hi, offset_const);
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const __m128i comp_avg_res_lo = highbd_comp_avg_sse4_1(
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&data_ref_0, &res_unsigned_lo, &wt0, &wt1, use_dist_wtd_comp_avg);
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const __m128i comp_avg_res_hi = highbd_comp_avg_sse4_1(
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&data_ref_1, &res_unsigned_hi, &wt0, &wt1, use_dist_wtd_comp_avg);
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const __m128i round_result_lo = highbd_convolve_rounding_sse2(
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&comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
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const __m128i round_result_hi = highbd_convolve_rounding_sse2(
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&comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
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const __m128i res_16b =
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_mm_packus_epi32(round_result_lo, round_result_hi);
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const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
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const __m128i res_1 = _mm_srli_si128(res_clip, 8);
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_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
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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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const __m128i res_unsigned_16b =
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_mm_adds_epu16(res, offset_const_16b);
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const __m128i res_1 = _mm_srli_si128(res_unsigned_16b, 8);
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_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]),
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res_unsigned_16b);
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_mm_storel_epi64((__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_highbd_dist_wtd_convolve_2d_sse4_1(
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const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w,
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int h, const InterpFilterParams *filter_params_x,
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const InterpFilterParams *filter_params_y, const int subpel_x_qn,
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const int subpel_y_qn, ConvolveParams *conv_params, int bd) {
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DECLARE_ALIGNED(16, int16_t,
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im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]);
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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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int im_h = h + filter_params_y->taps - 1;
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int im_stride = MAX_SB_SIZE;
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int i, j;
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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 fo_vert = filter_params_y->taps / 2 - 1;
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const int fo_horiz = filter_params_x->taps / 2 - 1;
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const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
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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 __m128i wt0 = _mm_set1_epi32(w0);
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const __m128i wt1 = _mm_set1_epi32(w1);
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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 __m128i offset_const = _mm_set1_epi32(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 __m128i rounding_const = _mm_set1_epi32((1 << rounding_shift) >> 1);
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const __m128i clip_pixel_to_bd =
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_mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
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// Check that, even with 12-bit input, the intermediate values will fit
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// into an unsigned 16-bit intermediate array.
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assert(bd + FILTER_BITS + 2 - conv_params->round_0 <= 16);
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/* Horizontal filter */
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{
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const int16_t *x_filter = av1_get_interp_filter_subpel_kernel(
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filter_params_x, subpel_x_qn & SUBPEL_MASK);
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const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter);
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// coeffs 0 1 0 1 2 3 2 3
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const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x);
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// coeffs 4 5 4 5 6 7 6 7
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const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x);
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// coeffs 0 1 0 1 0 1 0 1
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const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
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// coeffs 2 3 2 3 2 3 2 3
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const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
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// coeffs 4 5 4 5 4 5 4 5
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const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
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// coeffs 6 7 6 7 6 7 6 7
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const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
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const __m128i round_const = _mm_set1_epi32(
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((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1)));
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const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
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for (i = 0; i < im_h; ++i) {
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for (j = 0; j < w; j += 8) {
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const __m128i data =
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_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
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const __m128i data2 =
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_mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j + 8]);
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// Filter even-index pixels
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const __m128i res_0 = _mm_madd_epi16(data, coeff_01);
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const __m128i res_2 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 4), coeff_23);
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const __m128i res_4 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 8), coeff_45);
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const __m128i res_6 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 12), coeff_67);
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__m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4),
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_mm_add_epi32(res_2, res_6));
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res_even =
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_mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift);
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// Filter odd-index pixels
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const __m128i res_1 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 2), coeff_01);
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const __m128i res_3 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 6), coeff_23);
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const __m128i res_5 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 10), coeff_45);
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const __m128i res_7 =
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_mm_madd_epi16(_mm_alignr_epi8(data2, data, 14), coeff_67);
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__m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5),
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_mm_add_epi32(res_3, res_7));
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res_odd =
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_mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift);
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// Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7
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__m128i res = _mm_packs_epi32(res_even, res_odd);
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_mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res);
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}
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}
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}
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/* Vertical filter */
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{
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const int16_t *y_filter = av1_get_interp_filter_subpel_kernel(
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filter_params_y, subpel_y_qn & SUBPEL_MASK);
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const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter);
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// coeffs 0 1 0 1 2 3 2 3
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const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y);
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// coeffs 4 5 4 5 6 7 6 7
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const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y);
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// coeffs 0 1 0 1 0 1 0 1
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const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
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// coeffs 2 3 2 3 2 3 2 3
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const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
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// coeffs 4 5 4 5 4 5 4 5
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const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
|
||
|
|
// coeffs 6 7 6 7 6 7 6 7
|
||
|
|
const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
|
||
|
|
|
||
|
|
const __m128i round_const = _mm_set1_epi32(
|
||
|
|
((1 << conv_params->round_1) >> 1) -
|
||
|
|
(1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
|
||
|
|
const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
|
||
|
|
|
||
|
|
for (i = 0; i < h; ++i) {
|
||
|
|
for (j = 0; j < w; j += 8) {
|
||
|
|
// Filter even-index pixels
|
||
|
|
const int16_t *data = &im_block[i * im_stride + j];
|
||
|
|
const __m128i src_0 =
|
||
|
|
_mm_unpacklo_epi16(*(__m128i *)(data + 0 * im_stride),
|
||
|
|
*(__m128i *)(data + 1 * im_stride));
|
||
|
|
const __m128i src_2 =
|
||
|
|
_mm_unpacklo_epi16(*(__m128i *)(data + 2 * im_stride),
|
||
|
|
*(__m128i *)(data + 3 * im_stride));
|
||
|
|
const __m128i src_4 =
|
||
|
|
_mm_unpacklo_epi16(*(__m128i *)(data + 4 * im_stride),
|
||
|
|
*(__m128i *)(data + 5 * im_stride));
|
||
|
|
const __m128i src_6 =
|
||
|
|
_mm_unpacklo_epi16(*(__m128i *)(data + 6 * im_stride),
|
||
|
|
*(__m128i *)(data + 7 * im_stride));
|
||
|
|
|
||
|
|
const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
|
||
|
|
const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
|
||
|
|
const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
|
||
|
|
const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
|
||
|
|
|
||
|
|
const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2),
|
||
|
|
_mm_add_epi32(res_4, res_6));
|
||
|
|
|
||
|
|
// Filter odd-index pixels
|
||
|
|
const __m128i src_1 =
|
||
|
|
_mm_unpackhi_epi16(*(__m128i *)(data + 0 * im_stride),
|
||
|
|
*(__m128i *)(data + 1 * im_stride));
|
||
|
|
const __m128i src_3 =
|
||
|
|
_mm_unpackhi_epi16(*(__m128i *)(data + 2 * im_stride),
|
||
|
|
*(__m128i *)(data + 3 * im_stride));
|
||
|
|
const __m128i src_5 =
|
||
|
|
_mm_unpackhi_epi16(*(__m128i *)(data + 4 * im_stride),
|
||
|
|
*(__m128i *)(data + 5 * im_stride));
|
||
|
|
const __m128i src_7 =
|
||
|
|
_mm_unpackhi_epi16(*(__m128i *)(data + 6 * im_stride),
|
||
|
|
*(__m128i *)(data + 7 * im_stride));
|
||
|
|
|
||
|
|
const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
|
||
|
|
const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
|
||
|
|
const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
|
||
|
|
const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
|
||
|
|
|
||
|
|
const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3),
|
||
|
|
_mm_add_epi32(res_5, res_7));
|
||
|
|
|
||
|
|
// Rearrange pixels back into the order 0 ... 7
|
||
|
|
const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd);
|
||
|
|
const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd);
|
||
|
|
|
||
|
|
const __m128i res_lo_round =
|
||
|
|
_mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift);
|
||
|
|
|
||
|
|
const __m128i res_unsigned_lo =
|
||
|
|
_mm_add_epi32(res_lo_round, offset_const);
|
||
|
|
|
||
|
|
if (w < 8) {
|
||
|
|
if (do_average) {
|
||
|
|
const __m128i data_0 =
|
||
|
|
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]));
|
||
|
|
|
||
|
|
const __m128i data_ref_0 = _mm_cvtepu16_epi32(data_0);
|
||
|
|
|
||
|
|
const __m128i comp_avg_res =
|
||
|
|
highbd_comp_avg_sse4_1(&data_ref_0, &res_unsigned_lo, &wt0,
|
||
|
|
&wt1, use_dist_wtd_comp_avg);
|
||
|
|
|
||
|
|
const __m128i round_result = highbd_convolve_rounding_sse2(
|
||
|
|
&comp_avg_res, &offset_const, &rounding_const, rounding_shift);
|
||
|
|
|
||
|
|
const __m128i res_16b =
|
||
|
|
_mm_packus_epi32(round_result, round_result);
|
||
|
|
const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
|
||
|
|
|
||
|
|
_mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
|
||
|
|
} else {
|
||
|
|
const __m128i res_16b =
|
||
|
|
_mm_packus_epi32(res_unsigned_lo, res_unsigned_lo);
|
||
|
|
_mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_16b);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
const __m128i res_hi_round =
|
||
|
|
_mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift);
|
||
|
|
|
||
|
|
const __m128i res_unsigned_hi =
|
||
|
|
_mm_add_epi32(res_hi_round, offset_const);
|
||
|
|
|
||
|
|
if (do_average) {
|
||
|
|
const __m128i data_lo =
|
||
|
|
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]));
|
||
|
|
const __m128i data_hi =
|
||
|
|
_mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j + 4]));
|
||
|
|
|
||
|
|
const __m128i data_ref_0_lo = _mm_cvtepu16_epi32(data_lo);
|
||
|
|
const __m128i data_ref_0_hi = _mm_cvtepu16_epi32(data_hi);
|
||
|
|
|
||
|
|
const __m128i comp_avg_res_lo =
|
||
|
|
highbd_comp_avg_sse4_1(&data_ref_0_lo, &res_unsigned_lo, &wt0,
|
||
|
|
&wt1, use_dist_wtd_comp_avg);
|
||
|
|
const __m128i comp_avg_res_hi =
|
||
|
|
highbd_comp_avg_sse4_1(&data_ref_0_hi, &res_unsigned_hi, &wt0,
|
||
|
|
&wt1, use_dist_wtd_comp_avg);
|
||
|
|
|
||
|
|
const __m128i round_result_lo =
|
||
|
|
highbd_convolve_rounding_sse2(&comp_avg_res_lo, &offset_const,
|
||
|
|
&rounding_const, rounding_shift);
|
||
|
|
const __m128i round_result_hi =
|
||
|
|
highbd_convolve_rounding_sse2(&comp_avg_res_hi, &offset_const,
|
||
|
|
&rounding_const, rounding_shift);
|
||
|
|
|
||
|
|
const __m128i res_16b =
|
||
|
|
_mm_packus_epi32(round_result_lo, round_result_hi);
|
||
|
|
const __m128i res_clip = _mm_min_epi16(res_16b, clip_pixel_to_bd);
|
||
|
|
|
||
|
|
_mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_clip);
|
||
|
|
} else {
|
||
|
|
const __m128i res_16b =
|
||
|
|
_mm_packus_epi32(res_unsigned_lo, res_unsigned_hi);
|
||
|
|
_mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_16b);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|