mirror of https://git.ffmpeg.org/ffmpeg.git
50 lines
2.0 KiB
C
50 lines
2.0 KiB
C
|
/*
|
||
|
|
* This file is part of Libav.
|
||
|
|
*
|
||
|
|
* Libav 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.
|
||
|
|
*
|
||
|
|
* Libav 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 Libav; 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/aarch64/cpu.h"
|
||
|
|
#include "libavutil/samplefmt.h"
|
||
|
|
#include "libavresample/audio_convert.h"
|
||
|
|
|
||
|
|
void ff_conv_flt_to_s16_neon(int16_t *dst, const float *src, int len);
|
||
|
|
void ff_conv_fltp_to_s16_neon(int16_t *dst, float *const *src,
|
||
|
|
int len, int channels);
|
||
|
|
void ff_conv_fltp_to_s16_2ch_neon(int16_t *dst, float *const *src,
|
||
|
|
int len, int channels);
|
||
|
|
|
||
|
|
av_cold void ff_audio_convert_init_aarch64(AudioConvert *ac)
|
||
|
|
{
|
||
|
|
int cpu_flags = av_get_cpu_flags();
|
||
|
|
|
||
|
|
if (have_neon(cpu_flags)) {
|
||
|
|
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT,
|
||
|
|
0, 16, 8, "NEON",
|
||
|
|
ff_conv_flt_to_s16_neon);
|
||
|
|
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLTP,
|
||
|
|
2, 16, 8, "NEON",
|
||
|
|
ff_conv_fltp_to_s16_2ch_neon);
|
||
|
|
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLTP,
|
||
|
|
0, 16, 8, "NEON",
|
||
|
|
ff_conv_fltp_to_s16_neon);
|
||
|
|
}
|
||
|
|
}
|