ffmpeg/libavcodec/x86/blockdsp_init.c

60 lines
2.1 KiB
C

/*
* 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
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* 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 <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/blockdsp.h"
void ff_clear_block_sse(int16_t *block);
void ff_clear_block_avx(int16_t *block);
void ff_clear_blocks_sse(int16_t *blocks);
void ff_clear_blocks_avx(int16_t *blocks);
void ff_fill_block_tab_16_sse2(uint8_t *block, uint8_t value, ptrdiff_t line_size, int h);
void ff_fill_block_tab_8_sse2(uint8_t *block, uint8_t value, ptrdiff_t line_size, int h);
void ff_fill_block_tab_16_avx2(uint8_t *block, uint8_t value, ptrdiff_t line_size, int h);
void ff_fill_block_tab_8_avx2(uint8_t *block, uint8_t value, ptrdiff_t line_size, int h);
av_cold void ff_blockdsp_init_x86(BlockDSPContext *c)
{
#if HAVE_X86ASM
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE(cpu_flags)) {
c->clear_block = ff_clear_block_sse;
c->clear_blocks = ff_clear_blocks_sse;
}
if (EXTERNAL_SSE2(cpu_flags)) {
c->fill_block_tab[0] = ff_fill_block_tab_16_sse2;
c->fill_block_tab[1] = ff_fill_block_tab_8_sse2;
}
if (EXTERNAL_AVX_FAST(cpu_flags)) {
c->clear_block = ff_clear_block_avx;
c->clear_blocks = ff_clear_blocks_avx;
}
if (EXTERNAL_AVX2(cpu_flags)) {
c->fill_block_tab[0] = ff_fill_block_tab_16_avx2;
c->fill_block_tab[1] = ff_fill_block_tab_8_avx2;
}
#endif /* HAVE_X86ASM */
}