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mpegts: Parse mpeg2 SL descriptors.

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This commit is contained in:
Alex Converse 2011-10-04 18:24:22 -07:00
parent 77b5c82b49
commit 476d04a56a
1 changed files with 13 additions and 1 deletions
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14
libavformat/mpegts.c
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@ -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 &&