int i, t, seekd;
GetBitContext gb;
+ if (s->nb_streams<=0) {
+ av_log(s, AV_LOG_ERROR, "cannot parse stream table before stream header\n");
+ return;
+ }
+
avio_seek(s->pb, off, SEEK_SET);
mpc8_get_chunk_header(s->pb, &tag, &size);
if(tag != TAG_SEEKTABLE){