mirror of https://git.ffmpeg.org/ffmpeg.git
49 lines
1.8 KiB
C
49 lines
1.8 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 "config.h"
|
|
|
|
#include "libavutil/cpu.h"
|
|
#include "libavutil/float_dsp.h"
|
|
|
|
extern void ff_vector_fmul_sse(float *dst, const float *src0, const float *src1,
|
|
int len);
|
|
extern void ff_vector_fmul_avx(float *dst, const float *src0, const float *src1,
|
|
int len);
|
|
|
|
extern void ff_vector_fmac_scalar_sse(float *dst, const float *src, float mul,
|
|
int len);
|
|
extern void ff_vector_fmac_scalar_avx(float *dst, const float *src, float mul,
|
|
int len);
|
|
|
|
void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp)
|
|
{
|
|
#if HAVE_YASM
|
|
int mm_flags = av_get_cpu_flags();
|
|
|
|
if (mm_flags & AV_CPU_FLAG_SSE && HAVE_SSE) {
|
|
fdsp->vector_fmul = ff_vector_fmul_sse;
|
|
fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_sse;
|
|
}
|
|
if (mm_flags & AV_CPU_FLAG_AVX && HAVE_AVX) {
|
|
fdsp->vector_fmul = ff_vector_fmul_avx;
|
|
fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_avx;
|
|
}
|
|
#endif
|
|
}
|