kolibrios/contrib/sdk/sources/ffmpeg/ffmpeg-2.8/libavcodec/x86/v210-init.c
Sergey Semyonov (Serge) a4b787f4b8 ffmpeg-2.8.5
git-svn-id: svn://kolibrios.org@6147 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-02-05 22:08:02 +00:00

49 lines
1.9 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 "libavutil/cpu.h"
#include "libavcodec/v210dec.h"
extern void ff_v210_planar_unpack_unaligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
extern void ff_v210_planar_unpack_unaligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
extern void ff_v210_planar_unpack_aligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
extern void ff_v210_planar_unpack_aligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
av_cold void ff_v210_x86_init(V210DecContext *s)
{
#if HAVE_YASM
int cpu_flags = av_get_cpu_flags();
if (s->aligned_input) {
if (cpu_flags & AV_CPU_FLAG_SSSE3)
s->unpack_frame = ff_v210_planar_unpack_aligned_ssse3;
if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX)
s->unpack_frame = ff_v210_planar_unpack_aligned_avx;
}
else {
if (cpu_flags & AV_CPU_FLAG_SSSE3)
s->unpack_frame = ff_v210_planar_unpack_unaligned_ssse3;
if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX)
s->unpack_frame = ff_v210_planar_unpack_unaligned_avx;
}
#endif
}