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avcocdec/mpegaudio_parser: add MP3 ADU headers parser 

Reviewed-by: Thomas Volkert <silvo@gmx.net>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Gilles Chanteperdrix 2015-02-13 22:51:33 +01:00 committed by Michael Niedermayer
parent b533949813
commit 8ca098f444
3 changed files with 16 additions and 5 deletions
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14
libavcodec/mpegaudio_parser.c
View File

@ -64,7 +64,7 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
}else{
while(i<buf_size){
int ret, sr, channels, bit_rate, frame_size;
enum AVCodecID codec_id;
enum AVCodecID codec_id = avctx->codec_id;
state= (state<<8) + buf[i++];
@ -90,6 +90,16 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
avctx->bit_rate += (bit_rate - avctx->bit_rate) / (s->header_count - header_threshold);
}
}
if (s1->flags & PARSER_FLAG_COMPLETE_FRAMES) {
s->frame_size = 0;
next = buf_size;
} else if (codec_id == AV_CODEC_ID_MP3ADU) {
av_log(avctx, AV_LOG_ERROR,
"MP3ADU full parser not implemented");
return AVERROR_PATCHWELCOME;
}
break;
}
}
@ -110,7 +120,7 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
AVCodecParser ff_mpegaudio_parser = {
.codec_ids = { AV_CODEC_ID_MP1, AV_CODEC_ID_MP2, AV_CODEC_ID_MP3 },
.codec_ids = { AV_CODEC_ID_MP1, AV_CODEC_ID_MP2, AV_CODEC_ID_MP3, AV_CODEC_ID_MP3ADU },
.priv_data_size = sizeof(MpegAudioParseContext),
.parser_parse = mpegaudio_parse,
.parser_close = ff_parse_close,

3
libavcodec/mpegaudiodecheader.c
View File

@ -134,7 +134,8 @@ int avpriv_mpa_decode_header2(uint32_t head, int *sample_rate, int *channels, in
break;
default:
case 3:
*codec_id = AV_CODEC_ID_MP3;
if (*codec_id != AV_CODEC_ID_MP3ADU)
*codec_id = AV_CODEC_ID_MP3;
if (s->lsf)
*frame_size = 576;
else

4
libavcodec/version.h
View File

@ -29,8 +29,8 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 56
#define LIBAVCODEC_VERSION_MINOR 21
#define LIBAVCODEC_VERSION_MICRO 102
#define LIBAVCODEC_VERSION_MINOR 22
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \