[FFmpeg-cvslog] mpegts: Parse mpeg2 SL descriptors.
Alex Converse
git at videolan.org
Sat Oct 29 02:31:41 CEST 2011
ffmpeg | branch: master | Alex Converse <alex.converse at gmail.com> | Tue Oct 4 18:24:22 2011 -0700| [476d04a56ac499b9a5a081646d9737d956f24130] | committer: Alex Converse
mpegts: Parse mpeg2 SL descriptors.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=476d04a56ac499b9a5a081646d9737d956f24130
---
libavformat/mpegts.c | 14 +++++++++++++-
1 files changed, 13 insertions(+), 1 deletions(-)
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 5668f54..faa834d 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -909,7 +909,7 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
uint8_t *mp4_dec_config_descr)
{
const uint8_t *desc_end;
- int desc_len, desc_tag;
+ int desc_len, desc_tag, desc_es_id;
char language[252];
int i;
@@ -930,6 +930,18 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
mpegts_find_stream_type(st, desc_tag, DESC_types);
switch(desc_tag) {
+ case 0x1E: /* SL descriptor */
+ desc_es_id = get16(pp, desc_end);
+ if (mp4_dec_config_descr_len && mp4_es_id == desc_es_id) {
+ AVIOContext pb;
+ ffio_init_context(&pb, mp4_dec_config_descr,
+ mp4_dec_config_descr_len, 0, NULL, NULL, NULL, NULL);
+ ff_mp4_read_dec_config_descr(fc, st, &pb);
+ if (st->codec->codec_id == CODEC_ID_AAC &&
+ st->codec->extradata_size > 0)
+ st->need_parsing = 0;
+ }
+ break;
case 0x1F: /* FMC descriptor */
get16(pp, desc_end);
if (st->codec->codec_id == CODEC_ID_AAC_LATM &&
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