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* Copyright (c) 2015 Paul B Mahol
* This file is part of FFmpeg.
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/blend.h"
#define BLEND_FUNC(name, opt) \
void ff_blend_##name##_##opt(const uint8_t *top, ptrdiff_t top_linesize, \
const uint8_t *bottom, ptrdiff_t bottom_linesize, \
uint8_t *dst, ptrdiff_t dst_linesize, \
ptrdiff_t width, ptrdiff_t height, \
struct FilterParams *param, double *values);
BLEND_FUNC(addition, sse2)
BLEND_FUNC(addition128, sse2)
BLEND_FUNC(average, sse2)
BLEND_FUNC(and, sse2)
BLEND_FUNC(darken, sse2)
BLEND_FUNC(difference128, sse2)
BLEND_FUNC(multiply, sse2)
BLEND_FUNC(screen, sse2)
BLEND_FUNC(hardmix, sse2)
BLEND_FUNC(lighten, sse2)
BLEND_FUNC(or, sse2)
BLEND_FUNC(phoenix, sse2)
BLEND_FUNC(subtract, sse2)
BLEND_FUNC(xor, sse2)
BLEND_FUNC(difference, sse2)
BLEND_FUNC(difference, ssse3)
BLEND_FUNC(negation, sse2)
BLEND_FUNC(negation, ssse3)
av_cold void ff_blend_init_x86(FilterParams *param, int is_16bit)
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE2(cpu_flags) && param->opacity == 1 && !is_16bit) {
switch (param->mode) {
case BLEND_ADDITION: param->blend = ff_blend_addition_sse2; break;
case BLEND_ADDITION128: param->blend = ff_blend_addition128_sse2; break;
case BLEND_AND: param->blend = ff_blend_and_sse2; break;
case BLEND_AVERAGE: param->blend = ff_blend_average_sse2; break;
case BLEND_DARKEN: param->blend = ff_blend_darken_sse2; break;
case BLEND_DIFFERENCE128: param->blend = ff_blend_difference128_sse2; break;
case BLEND_HARDMIX: param->blend = ff_blend_hardmix_sse2; break;
case BLEND_LIGHTEN: param->blend = ff_blend_lighten_sse2; break;
case BLEND_MULTIPLY: param->blend = ff_blend_multiply_sse2; break;
case BLEND_OR: param->blend = ff_blend_or_sse2; break;
case BLEND_PHOENIX: param->blend = ff_blend_phoenix_sse2; break;
case BLEND_SCREEN: param->blend = ff_blend_screen_sse2; break;
case BLEND_SUBTRACT: param->blend = ff_blend_subtract_sse2; break;
case BLEND_XOR: param->blend = ff_blend_xor_sse2; break;
case BLEND_DIFFERENCE: param->blend = ff_blend_difference_sse2; break;
case BLEND_NEGATION: param->blend = ff_blend_negation_sse2; break;
if (EXTERNAL_SSSE3(cpu_flags) && param->opacity == 1 && !is_16bit) {
switch (param->mode) {
case BLEND_DIFFERENCE: param->blend = ff_blend_difference_ssse3; break;
case BLEND_NEGATION: param->blend = ff_blend_negation_ssse3; break;