mirror of
https://github.com/mpv-player/mpv
synced 2024-12-24 07:42:17 +00:00
1db603efc3
Although pretty similar to the probably unrelicensable
video/fmt-conversion.c/h (basically using the same idea, but for audio),
it was written by someone else. The format mapping was first added in
commit ad95e046c2
.
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/*
|
|
* This file is part of mpv.
|
|
*
|
|
* mpv 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.
|
|
*
|
|
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <libavutil/avutil.h>
|
|
#include <libavutil/samplefmt.h>
|
|
#include "format.h"
|
|
#include "fmt-conversion.h"
|
|
|
|
static const struct {
|
|
enum AVSampleFormat sample_fmt;
|
|
int fmt;
|
|
} audio_conversion_map[] = {
|
|
{AV_SAMPLE_FMT_U8, AF_FORMAT_U8},
|
|
{AV_SAMPLE_FMT_S16, AF_FORMAT_S16},
|
|
{AV_SAMPLE_FMT_S32, AF_FORMAT_S32},
|
|
{AV_SAMPLE_FMT_FLT, AF_FORMAT_FLOAT},
|
|
{AV_SAMPLE_FMT_DBL, AF_FORMAT_DOUBLE},
|
|
|
|
{AV_SAMPLE_FMT_U8P, AF_FORMAT_U8P},
|
|
{AV_SAMPLE_FMT_S16P, AF_FORMAT_S16P},
|
|
{AV_SAMPLE_FMT_S32P, AF_FORMAT_S32P},
|
|
{AV_SAMPLE_FMT_FLTP, AF_FORMAT_FLOATP},
|
|
{AV_SAMPLE_FMT_DBLP, AF_FORMAT_DOUBLEP},
|
|
|
|
{AV_SAMPLE_FMT_NONE, 0},
|
|
};
|
|
|
|
enum AVSampleFormat af_to_avformat(int fmt)
|
|
{
|
|
for (int i = 0; audio_conversion_map[i].fmt; i++) {
|
|
if (audio_conversion_map[i].fmt == fmt)
|
|
return audio_conversion_map[i].sample_fmt;
|
|
}
|
|
return AV_SAMPLE_FMT_NONE;
|
|
}
|
|
|
|
int af_from_avformat(enum AVSampleFormat sample_fmt)
|
|
{
|
|
for (int i = 0; audio_conversion_map[i].fmt; i++) {
|
|
if (audio_conversion_map[i].sample_fmt == sample_fmt)
|
|
return audio_conversion_map[i].fmt;
|
|
}
|
|
return 0;
|
|
}
|