int header_size;
int read_bitrate = 0;
int size;
+ uint8_t comm_chunk[12];
if (!st)
return AVERROR(ENOMEM);
switch(chunk_tag){
case MKTAG('C','O','M','M'):
- st->codec->channels = avio_rb32(s->pb) + 1;
- read_bitrate = avio_rb32(s->pb);
- rate_flag = avio_rb32(s->pb);
+ avio_read(s->pb, comm_chunk, 12);
+ st->codec->channels = AV_RB32(comm_chunk ) + 1;
+ read_bitrate = AV_RB32(comm_chunk + 4);
+ rate_flag = AV_RB32(comm_chunk + 8);
avio_skip(s->pb, len-12);
st->codec->bit_rate = read_bitrate*1000;
- st->codec->bits_per_coded_sample = 16;
break;
case MKTAG('N','A','M','E'):
add_metadata(s, "title" , len, header_size);
c->frame_bit_len = st->codec->bit_rate*size/st->codec->sample_rate;
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
+ /* put first 12 bytes of COMM chunk in extradata */
+ if (!(st->codec->extradata = av_malloc(12 + FF_INPUT_BUFFER_PADDING_SIZE)))
+ return AVERROR(ENOMEM);
+ st->codec->extradata_size = 12;
+ memcpy(st->codec->extradata, comm_chunk, 12);
+
return 0;
}