Merge "Revert "Revert "SSSE3 convolution optimization"""
This commit is contained in:
Yaowu Xu
@@ -23,20 +23,105 @@ typedef void filter8_1dfunction (
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const short *filter
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);
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#if HAVE_SSSE3
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filter8_1dfunction vp9_filter_block1d16_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d16_h8_ssse3;
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filter8_1dfunction vp9_filter_block1d8_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d8_h8_ssse3;
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filter8_1dfunction vp9_filter_block1d4_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d4_h8_ssse3;
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#if (HAVE_SSSE3)
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filter8_1dfunction vp9_filter_block1d16_v8_avg_ssse3;
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filter8_1dfunction vp9_filter_block1d16_h8_avg_ssse3;
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filter8_1dfunction vp9_filter_block1d8_v8_avg_ssse3;
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filter8_1dfunction vp9_filter_block1d8_h8_avg_ssse3;
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filter8_1dfunction vp9_filter_block1d4_v8_avg_ssse3;
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filter8_1dfunction vp9_filter_block1d4_h8_avg_ssse3;
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#if (ARCH_X86_64)
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filter8_1dfunction vp9_filter_block1d16_v8_intrin_ssse3;
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filter8_1dfunction vp9_filter_block1d16_h8_intrin_ssse3;
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filter8_1dfunction vp9_filter_block1d8_v8_intrin_ssse3;
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filter8_1dfunction vp9_filter_block1d8_h8_intrin_ssse3;
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filter8_1dfunction vp9_filter_block1d4_v8_intrin_ssse3;
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filter8_1dfunction vp9_filter_block1d4_h8_intrin_ssse3;
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void vp9_convolve8_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const int16_t *filter_x, int x_step_q4,
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const int16_t *filter_y, int y_step_q4,
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int w, int h) {
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/* Ensure the filter can be compressed to int16_t. */
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if (x_step_q4 == 16 && filter_x[3] != 128) {
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while (w >= 16) {
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vp9_filter_block1d16_h8_intrin_ssse3(src, src_stride,
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dst, dst_stride,
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h, filter_x);
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src += 16;
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dst += 16;
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w -= 16;
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}
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while (w >= 8) {
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vp9_filter_block1d8_h8_intrin_ssse3(src, src_stride,
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dst, dst_stride,
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h, filter_x);
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src += 8;
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dst += 8;
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w -= 8;
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}
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while (w >= 4) {
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vp9_filter_block1d4_h8_intrin_ssse3(src, src_stride,
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dst, dst_stride,
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h, filter_x);
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src += 4;
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dst += 4;
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w -= 4;
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}
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}
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if (w) {
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vp9_convolve8_horiz_c(src, src_stride, dst, dst_stride,
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filter_x, x_step_q4, filter_y, y_step_q4,
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w, h);
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}
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}
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void vp9_convolve8_vert_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const int16_t *filter_x, int x_step_q4,
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const int16_t *filter_y, int y_step_q4,
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int w, int h) {
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if (y_step_q4 == 16 && filter_y[3] != 128) {
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while (w >= 16) {
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vp9_filter_block1d16_v8_intrin_ssse3(src - src_stride * 3, src_stride,
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dst, dst_stride,
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h, filter_y);
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src += 16;
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dst += 16;
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w -= 16;
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}
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while (w >= 8) {
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vp9_filter_block1d8_v8_intrin_ssse3(src - src_stride * 3, src_stride,
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dst, dst_stride,
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h, filter_y);
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src += 8;
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dst += 8;
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w -= 8;
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}
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while (w >= 4) {
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vp9_filter_block1d4_v8_intrin_ssse3(src - src_stride * 3, src_stride,
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dst, dst_stride,
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h, filter_y);
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src += 4;
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dst += 4;
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w -= 4;
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}
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}
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if (w) {
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vp9_convolve8_vert_c(src, src_stride, dst, dst_stride,
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filter_x, x_step_q4, filter_y, y_step_q4,
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w, h);
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}
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}
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#else
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filter8_1dfunction vp9_filter_block1d16_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d16_h8_ssse3;
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filter8_1dfunction vp9_filter_block1d8_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d8_h8_ssse3;
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filter8_1dfunction vp9_filter_block1d4_v8_ssse3;
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filter8_1dfunction vp9_filter_block1d4_h8_ssse3;
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void vp9_convolve8_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const int16_t *filter_x, int x_step_q4,
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@@ -113,6 +198,7 @@ void vp9_convolve8_vert_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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w, h);
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}
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}
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#endif
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void vp9_convolve8_avg_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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591
vp9/common/x86/vp9_subpixel_8t_intrin_ssse3.c
Normal file
591
vp9/common/x86/vp9_subpixel_8t_intrin_ssse3.c
Normal file
@@ -0,0 +1,591 @@
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/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <tmmintrin.h>
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#include "vpx_ports/mem.h"
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#include "vpx_ports/emmintrin_compat.h"
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// filters only for the 4_h8 convolution
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DECLARE_ALIGNED(16, const unsigned char,
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filt1_4_h8[16])= {0, 1, 1, 2, 2, 3, 3, 4, 2, 3, 3, 4, 4, 5, 5, 6};
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DECLARE_ALIGNED(16, const unsigned char,
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filt2_4_h8[16])= {4, 5, 5, 6, 6, 7, 7, 8, 6, 7, 7, 8, 8, 9, 9, 10};
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// filters for 8_h8 and 16_h8
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DECLARE_ALIGNED(16, const unsigned char,
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filt1_global[16])= {0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8};
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DECLARE_ALIGNED(16, const unsigned char,
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filt2_global[16])= {2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10};
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DECLARE_ALIGNED(16, const unsigned char,
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filt3_global[16])= {4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12};
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DECLARE_ALIGNED(16, const unsigned char,
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filt4_global[16])= {6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14};
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void vp9_filter_block1d4_h8_intrin_ssse3(unsigned char *src_ptr,
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unsigned int src_pixels_per_line,
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unsigned char *output_ptr,
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unsigned int output_pitch,
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unsigned int output_height,
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int16_t *filter) {
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__m128i firstFilters, secondFilters, thirdFilters, forthFilters;
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__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4;
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__m128i addFilterReg64, filtersReg, srcReg, minReg;
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unsigned int i;
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// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
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addFilterReg64 =_mm_set1_epi32((int)0x0400040u);
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filtersReg = _mm_loadu_si128((__m128i *)filter);
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// converting the 16 bit (short) to 8 bit (byte) and have the same data
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// in both lanes of 128 bit register.
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filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
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// duplicate only the first 16 bits in the filter into the first lane
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firstFilters = _mm_shufflelo_epi16(filtersReg, 0);
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// duplicate only the third 16 bit in the filter into the first lane
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secondFilters = _mm_shufflelo_epi16(filtersReg, 0xAAu);
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// duplicate only the seconds 16 bits in the filter into the second lane
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firstFilters = _mm_shufflehi_epi16(firstFilters, 0x55u);
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// duplicate only the forth 16 bits in the filter into the second lane
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secondFilters = _mm_shufflehi_epi16(secondFilters, 0xFFu);
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// loading the local filters
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thirdFilters =_mm_load_si128((__m128i const *)filt1_4_h8);
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forthFilters = _mm_load_si128((__m128i const *)filt2_4_h8);
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for (i = 0; i < output_height; i++) {
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srcReg = _mm_loadu_si128((__m128i *)(src_ptr-3));
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// filter the source buffer
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srcRegFilt1= _mm_shuffle_epi8(srcReg, thirdFilters);
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srcRegFilt2= _mm_shuffle_epi8(srcReg, forthFilters);
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// multiply 2 adjacent elements with the filter and add the result
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srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
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srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters);
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// extract the higher half of the lane
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srcRegFilt3 = _mm_srli_si128(srcRegFilt1, 8);
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srcRegFilt4 = _mm_srli_si128(srcRegFilt2, 8);
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minReg = _mm_min_epi16(srcRegFilt3, srcRegFilt2);
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// add and saturate all the results together
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4);
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srcRegFilt3 = _mm_max_epi16(srcRegFilt3, srcRegFilt2);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt3);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
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// shift by 7 bit each 16 bits
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srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
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// shrink to 8 bit each 16 bits
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srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
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src_ptr+=src_pixels_per_line;
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// save only 4 bytes
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*((int*)&output_ptr[0])= _mm_cvtsi128_si32(srcRegFilt1);
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output_ptr+=output_pitch;
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}
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}
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void vp9_filter_block1d8_h8_intrin_ssse3(unsigned char *src_ptr,
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unsigned int src_pixels_per_line,
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unsigned char *output_ptr,
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unsigned int output_pitch,
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unsigned int output_height,
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int16_t *filter) {
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__m128i firstFilters, secondFilters, thirdFilters, forthFilters, srcReg;
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__m128i filt1Reg, filt2Reg, filt3Reg, filt4Reg;
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__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4;
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__m128i addFilterReg64, filtersReg, minReg;
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unsigned int i;
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// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
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addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
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filtersReg = _mm_loadu_si128((__m128i *)filter);
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// converting the 16 bit (short) to 8 bit (byte) and have the same data
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// in both lanes of 128 bit register.
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filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
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// duplicate only the first 16 bits (first and second byte)
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// across 128 bit register
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firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
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// duplicate only the second 16 bits (third and forth byte)
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// across 128 bit register
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secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
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// duplicate only the third 16 bits (fifth and sixth byte)
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// across 128 bit register
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thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
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// duplicate only the forth 16 bits (seventh and eighth byte)
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// across 128 bit register
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forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
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filt1Reg = _mm_load_si128((__m128i const *)filt1_global);
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filt2Reg = _mm_load_si128((__m128i const *)filt2_global);
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filt3Reg = _mm_load_si128((__m128i const *)filt3_global);
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filt4Reg = _mm_load_si128((__m128i const *)filt4_global);
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for (i = 0; i < output_height; i++) {
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srcReg = _mm_loadu_si128((__m128i *)(src_ptr-3));
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// filter the source buffer
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srcRegFilt1= _mm_shuffle_epi8(srcReg, filt1Reg);
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srcRegFilt2= _mm_shuffle_epi8(srcReg, filt2Reg);
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// multiply 2 adjacent elements with the filter and add the result
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srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
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srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters);
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// filter the source buffer
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srcRegFilt3= _mm_shuffle_epi8(srcReg, filt3Reg);
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srcRegFilt4= _mm_shuffle_epi8(srcReg, filt4Reg);
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// multiply 2 adjacent elements with the filter and add the result
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srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, thirdFilters);
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srcRegFilt4 = _mm_maddubs_epi16(srcRegFilt4, forthFilters);
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// add and saturate all the results together
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minReg = _mm_min_epi16(srcRegFilt4, srcRegFilt3);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2);
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srcRegFilt4= _mm_max_epi16(srcRegFilt4, srcRegFilt3);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4);
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srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
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// shift by 7 bit each 16 bits
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srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
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// shrink to 8 bit each 16 bits
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srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
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src_ptr+=src_pixels_per_line;
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// save only 8 bytes
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_mm_storel_epi64((__m128i*)&output_ptr[0], srcRegFilt1);
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output_ptr+=output_pitch;
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}
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}
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void vp9_filter_block1d16_h8_intrin_ssse3(unsigned char *src_ptr,
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unsigned int src_pixels_per_line,
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unsigned char *output_ptr,
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unsigned int output_pitch,
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unsigned int output_height,
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int16_t *filter) {
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__m128i addFilterReg64, filtersReg, srcReg1, srcReg2;
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__m128i filt1Reg, filt2Reg, filt3Reg, filt4Reg;
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__m128i firstFilters, secondFilters, thirdFilters, forthFilters;
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__m128i srcRegFilt1_1, srcRegFilt2_1, srcRegFilt2, srcRegFilt3;
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unsigned int i;
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// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
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addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
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filtersReg = _mm_loadu_si128((__m128i *)filter);
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// converting the 16 bit (short) to 8 bit (byte) and have the same data
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// in both lanes of 128 bit register.
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filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
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// duplicate only the first 16 bits (first and second byte)
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// across 128 bit register
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firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
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// duplicate only the second 16 bits (third and forth byte)
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// across 128 bit register
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secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
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// duplicate only the third 16 bits (fifth and sixth byte)
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// across 128 bit register
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thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
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// duplicate only the forth 16 bits (seventh and eighth byte)
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// across 128 bit register
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forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
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filt1Reg = _mm_load_si128((__m128i const *)filt1_global);
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filt2Reg = _mm_load_si128((__m128i const *)filt2_global);
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filt3Reg = _mm_load_si128((__m128i const *)filt3_global);
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filt4Reg = _mm_load_si128((__m128i const *)filt4_global);
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for (i = 0; i < output_height; i++) {
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srcReg1 = _mm_loadu_si128((__m128i *)(src_ptr-3));
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// filter the source buffer
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srcRegFilt1_1= _mm_shuffle_epi8(srcReg1, filt1Reg);
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srcRegFilt2= _mm_shuffle_epi8(srcReg1, filt2Reg);
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// multiply 2 adjacent elements with the filter and add the result
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srcRegFilt1_1 = _mm_maddubs_epi16(srcRegFilt1_1, firstFilters);
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srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters);
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// add and saturate the results together
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srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, srcRegFilt2);
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|
||||
// filter the source buffer
|
||||
srcRegFilt3= _mm_shuffle_epi8(srcReg1, filt4Reg);
|
||||
srcRegFilt2= _mm_shuffle_epi8(srcReg1, filt3Reg);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, forthFilters);
|
||||
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters);
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1,
|
||||
_mm_min_epi16(srcRegFilt3, srcRegFilt2));
|
||||
|
||||
// reading the next 16 bytes.
|
||||
// (part of it was being read by earlier read)
|
||||
srcReg2 = _mm_loadu_si128((__m128i *)(src_ptr+5));
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1,
|
||||
_mm_max_epi16(srcRegFilt3, srcRegFilt2));
|
||||
|
||||
// filter the source buffer
|
||||
srcRegFilt2_1= _mm_shuffle_epi8(srcReg2, filt1Reg);
|
||||
srcRegFilt2= _mm_shuffle_epi8(srcReg2, filt2Reg);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt2_1 = _mm_maddubs_epi16(srcRegFilt2_1, firstFilters);
|
||||
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters);
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, srcRegFilt2);
|
||||
|
||||
// filter the source buffer
|
||||
srcRegFilt3= _mm_shuffle_epi8(srcReg2, filt4Reg);
|
||||
srcRegFilt2= _mm_shuffle_epi8(srcReg2, filt3Reg);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, forthFilters);
|
||||
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters);
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1,
|
||||
_mm_min_epi16(srcRegFilt3, srcRegFilt2));
|
||||
srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1,
|
||||
_mm_max_epi16(srcRegFilt3, srcRegFilt2));
|
||||
|
||||
srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, addFilterReg64);
|
||||
|
||||
srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, addFilterReg64);
|
||||
|
||||
// shift by 7 bit each 16 bit
|
||||
srcRegFilt1_1 = _mm_srai_epi16(srcRegFilt1_1, 7);
|
||||
srcRegFilt2_1 = _mm_srai_epi16(srcRegFilt2_1, 7);
|
||||
|
||||
// shrink to 8 bit each 16 bits, the first lane contain the first
|
||||
// convolve result and the second lane contain the second convolve
|
||||
// result
|
||||
srcRegFilt1_1 = _mm_packus_epi16(srcRegFilt1_1, srcRegFilt2_1);
|
||||
|
||||
src_ptr+=src_pixels_per_line;
|
||||
|
||||
// save 16 bytes
|
||||
_mm_store_si128((__m128i*)output_ptr, srcRegFilt1_1);
|
||||
|
||||
output_ptr+=output_pitch;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
void vp9_filter_block1d4_v8_intrin_ssse3(unsigned char *src_ptr,
|
||||
unsigned int src_pitch,
|
||||
unsigned char *output_ptr,
|
||||
unsigned int out_pitch,
|
||||
unsigned int output_height,
|
||||
int16_t *filter) {
|
||||
__m128i addFilterReg64, filtersReg, firstFilters, secondFilters;
|
||||
__m128i minReg, srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4;
|
||||
unsigned int i;
|
||||
|
||||
// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
|
||||
addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
|
||||
filtersReg = _mm_loadu_si128((__m128i *)filter);
|
||||
// converting the 16 bit (short) to 8 bit (byte) and have the same data
|
||||
// in both lanes of 128 bit register.
|
||||
filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
|
||||
|
||||
// duplicate only the first 16 bits in the filter into the first lane
|
||||
firstFilters = _mm_shufflelo_epi16(filtersReg, 0);
|
||||
// duplicate only the second 16 bits in the filter into the second lane
|
||||
firstFilters = _mm_shufflehi_epi16(firstFilters, 0x55u);
|
||||
// duplicate only the third 16 bits in the filter into the first lane
|
||||
secondFilters = _mm_shufflelo_epi16(filtersReg, 0xAAu);
|
||||
// duplicate only the forth 16 bits in the filter into the second lane
|
||||
secondFilters = _mm_shufflehi_epi16(secondFilters, 0xFFu);
|
||||
|
||||
for (i = 0; i < output_height; i++) {
|
||||
// load the first 4 byte
|
||||
srcRegFilt1 = _mm_cvtsi32_si128(*((int*)&src_ptr[0]));
|
||||
// load the next 4 bytes in stride of src_pitch
|
||||
srcRegFilt2 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch)[0]));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt1 = _mm_unpacklo_epi8(srcRegFilt1, srcRegFilt2);
|
||||
|
||||
|
||||
srcRegFilt2 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*2)[0]));
|
||||
srcRegFilt3 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*3)[0]));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt2 = _mm_unpacklo_epi8(srcRegFilt2, srcRegFilt3);
|
||||
|
||||
srcRegFilt3 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*4)[0]));
|
||||
srcRegFilt4 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*5)[0]));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt3 = _mm_unpacklo_epi8(srcRegFilt3, srcRegFilt4);
|
||||
srcRegFilt1 = _mm_unpacklo_epi64(srcRegFilt1, srcRegFilt2);
|
||||
|
||||
srcRegFilt4 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*6)[0]));
|
||||
srcRegFilt2 = _mm_cvtsi32_si128(*((int*)&(src_ptr+src_pitch*7)[0]));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt4 = _mm_unpacklo_epi8(srcRegFilt4, srcRegFilt2);
|
||||
srcRegFilt3 = _mm_unpacklo_epi64(srcRegFilt3, srcRegFilt4);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
|
||||
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters);
|
||||
|
||||
// extract the second lane of the 128 bit register
|
||||
srcRegFilt2 = _mm_srli_si128(srcRegFilt1, 8);
|
||||
|
||||
// add and saturate the results together
|
||||
minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1,
|
||||
_mm_srli_si128(srcRegFilt3, 8));
|
||||
srcRegFilt2 = _mm_max_epi16(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
|
||||
|
||||
// shift by 7 bit each 16 bit
|
||||
srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
|
||||
|
||||
// shrink to 8 bit each 16 bits
|
||||
srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
|
||||
|
||||
src_ptr+=src_pitch;
|
||||
|
||||
// save only 4 bytes convolve result
|
||||
*((int*)&output_ptr[0])= _mm_cvtsi128_si32(srcRegFilt1);
|
||||
|
||||
output_ptr+=out_pitch;
|
||||
}
|
||||
}
|
||||
|
||||
void vp9_filter_block1d8_v8_intrin_ssse3(unsigned char *src_ptr,
|
||||
unsigned int src_pitch,
|
||||
unsigned char *output_ptr,
|
||||
unsigned int out_pitch,
|
||||
unsigned int output_height,
|
||||
int16_t *filter) {
|
||||
__m128i addFilterReg64, filtersReg, minReg, srcRegFilt6;
|
||||
__m128i firstFilters, secondFilters, thirdFilters, forthFilters;
|
||||
__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4, srcRegFilt5;
|
||||
unsigned int i;
|
||||
|
||||
// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
|
||||
addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
|
||||
filtersReg = _mm_loadu_si128((__m128i *)filter);
|
||||
// converting the 16 bit (short) to 8 bit (byte) and have the same data
|
||||
// in both lanes of 128 bit register.
|
||||
filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
|
||||
|
||||
// duplicate only the first 16 bits in the filter
|
||||
firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
|
||||
// duplicate only the second 16 bits in the filter
|
||||
secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
|
||||
// duplicate only the third 16 bits in the filter
|
||||
thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
|
||||
// duplicate only the forth 16 bits in the filter
|
||||
forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
|
||||
|
||||
for (i = 0; i < output_height; i++) {
|
||||
// load the first 8 bytes
|
||||
srcRegFilt1 = _mm_loadl_epi64((__m128i *)&src_ptr[0]);
|
||||
// load the next 8 bytes in stride of src_pitch
|
||||
srcRegFilt2 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch)[0]);
|
||||
srcRegFilt3 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*2)[0]);
|
||||
srcRegFilt4 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*3)[0]);
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt1 = _mm_unpacklo_epi8(srcRegFilt1, srcRegFilt2);
|
||||
srcRegFilt3 = _mm_unpacklo_epi8(srcRegFilt3, srcRegFilt4);
|
||||
|
||||
// load the next 8 bytes in stride of src_pitch
|
||||
srcRegFilt2 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*4)[0]);
|
||||
srcRegFilt4 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*5)[0]);
|
||||
srcRegFilt5 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*6)[0]);
|
||||
srcRegFilt6 = _mm_loadl_epi64((__m128i *)&(src_ptr+src_pitch*7)[0]);
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt2 = _mm_unpacklo_epi8(srcRegFilt2, srcRegFilt4);
|
||||
srcRegFilt5 = _mm_unpacklo_epi8(srcRegFilt5, srcRegFilt6);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
|
||||
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters);
|
||||
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters);
|
||||
srcRegFilt5 = _mm_maddubs_epi16(srcRegFilt5, forthFilters);
|
||||
|
||||
// add and saturate the results together
|
||||
minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt5);
|
||||
srcRegFilt2 = _mm_max_epi16(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
|
||||
|
||||
// shift by 7 bit each 16 bit
|
||||
srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
|
||||
|
||||
// shrink to 8 bit each 16 bits
|
||||
srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
|
||||
|
||||
src_ptr+=src_pitch;
|
||||
|
||||
// save only 8 bytes convolve result
|
||||
_mm_storel_epi64((__m128i*)&output_ptr[0], srcRegFilt1);
|
||||
|
||||
output_ptr+=out_pitch;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void vp9_filter_block1d16_v8_intrin_ssse3(unsigned char *src_ptr,
|
||||
unsigned int src_pitch,
|
||||
unsigned char *output_ptr,
|
||||
unsigned int out_pitch,
|
||||
unsigned int output_height,
|
||||
int16_t *filter) {
|
||||
__m128i addFilterReg64, filtersReg, srcRegFilt1, srcRegFilt2, srcRegFilt3;
|
||||
__m128i firstFilters, secondFilters, thirdFilters, forthFilters;
|
||||
__m128i srcRegFilt4, srcRegFilt5, srcRegFilt6, srcRegFilt7, srcRegFilt8;
|
||||
unsigned int i;
|
||||
|
||||
// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
|
||||
addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
|
||||
filtersReg = _mm_loadu_si128((__m128i *)filter);
|
||||
// converting the 16 bit (short) to 8 bit (byte) and have the same data
|
||||
// in both lanes of 128 bit register.
|
||||
filtersReg =_mm_packs_epi16(filtersReg, filtersReg);
|
||||
|
||||
// duplicate only the first 16 bits in the filter
|
||||
firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
|
||||
// duplicate only the second 16 bits in the filter
|
||||
secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
|
||||
// duplicate only the third 16 bits in the filter
|
||||
thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
|
||||
// duplicate only the forth 16 bits in the filter
|
||||
forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
|
||||
|
||||
|
||||
for (i = 0; i < output_height; i++) {
|
||||
// load the first 16 bytes
|
||||
srcRegFilt1 = _mm_loadu_si128((__m128i *)(src_ptr));
|
||||
// load the next 16 bytes in stride of src_pitch
|
||||
srcRegFilt2 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch));
|
||||
srcRegFilt3 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*6));
|
||||
srcRegFilt4 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*7));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt5 = _mm_unpacklo_epi8(srcRegFilt1, srcRegFilt2);
|
||||
srcRegFilt6 = _mm_unpacklo_epi8(srcRegFilt3, srcRegFilt4);
|
||||
srcRegFilt1 = _mm_unpackhi_epi8(srcRegFilt1, srcRegFilt2);
|
||||
srcRegFilt3 = _mm_unpackhi_epi8(srcRegFilt3, srcRegFilt4);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt5 = _mm_maddubs_epi16(srcRegFilt5, firstFilters);
|
||||
srcRegFilt6 = _mm_maddubs_epi16(srcRegFilt6, forthFilters);
|
||||
srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
|
||||
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, forthFilters);
|
||||
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, srcRegFilt6);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt3);
|
||||
|
||||
// load the next 16 bytes in stride of two/three src_pitch
|
||||
srcRegFilt2 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*2));
|
||||
srcRegFilt3 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*3));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt4 = _mm_unpacklo_epi8(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt6 = _mm_unpackhi_epi8(srcRegFilt2, srcRegFilt3);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt4 = _mm_maddubs_epi16(srcRegFilt4, secondFilters);
|
||||
srcRegFilt6 = _mm_maddubs_epi16(srcRegFilt6, secondFilters);
|
||||
|
||||
// load the next 16 bytes in stride of four/five src_pitch
|
||||
srcRegFilt2 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*4));
|
||||
srcRegFilt3 = _mm_loadu_si128((__m128i *)(src_ptr+src_pitch*5));
|
||||
|
||||
// merge the result together
|
||||
srcRegFilt7 = _mm_unpacklo_epi8(srcRegFilt2, srcRegFilt3);
|
||||
srcRegFilt8 = _mm_unpackhi_epi8(srcRegFilt2, srcRegFilt3);
|
||||
|
||||
// multiply 2 adjacent elements with the filter and add the result
|
||||
srcRegFilt7 = _mm_maddubs_epi16(srcRegFilt7, thirdFilters);
|
||||
srcRegFilt8 = _mm_maddubs_epi16(srcRegFilt8, thirdFilters);
|
||||
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt5 = _mm_adds_epi16(srcRegFilt5,
|
||||
_mm_min_epi16(srcRegFilt4, srcRegFilt7));
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1,
|
||||
_mm_min_epi16(srcRegFilt6, srcRegFilt8));
|
||||
|
||||
|
||||
// add and saturate the results together
|
||||
srcRegFilt5 = _mm_adds_epi16(srcRegFilt5,
|
||||
_mm_max_epi16(srcRegFilt4, srcRegFilt7));
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1,
|
||||
_mm_max_epi16(srcRegFilt6, srcRegFilt8));
|
||||
srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, addFilterReg64);
|
||||
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
|
||||
|
||||
// shift by 7 bit each 16 bit
|
||||
srcRegFilt5 = _mm_srai_epi16(srcRegFilt5, 7);
|
||||
srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
|
||||
|
||||
// shrink to 8 bit each 16 bits, the first lane contain the first
|
||||
// convolve result and the second lane contain the second convolve
|
||||
// result
|
||||
srcRegFilt1 = _mm_packus_epi16(srcRegFilt5, srcRegFilt1);
|
||||
|
||||
src_ptr+=src_pitch;
|
||||
|
||||
// save 16 bytes convolve result
|
||||
_mm_store_si128((__m128i*)output_ptr, srcRegFilt1);
|
||||
|
||||
output_ptr+=out_pitch;
|
||||
}
|
||||
}
|
||||
@@ -74,6 +74,9 @@ VP9_COMMON_SRCS-$(CONFIG_VP9_POSTPROC) += common/vp9_postproc.c
|
||||
VP9_COMMON_SRCS-$(HAVE_MMX) += common/x86/vp9_loopfilter_mmx.asm
|
||||
VP9_COMMON_SRCS-$(HAVE_SSE2) += common/x86/vp9_subpixel_8t_sse2.asm
|
||||
VP9_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/vp9_subpixel_8t_ssse3.asm
|
||||
ifeq ($(ARCH_X86_64),yes)
|
||||
VP9_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/vp9_subpixel_8t_intrin_ssse3.c
|
||||
endif
|
||||
ifeq ($(CONFIG_VP9_POSTPROC),yes)
|
||||
VP9_COMMON_SRCS-$(HAVE_MMX) += common/x86/vp9_postproc_mmx.asm
|
||||
VP9_COMMON_SRCS-$(HAVE_SSE2) += common/x86/vp9_postproc_sse2.asm
|
||||
|
||||
Reference in New Issue
Block a user