Lines Matching refs:extradata
491 st->codec->extradata = av_mallocz(filesize);
492 if (!st->codec->extradata)
495 avio_read(pb, st->codec->extradata, filesize);
594 * Parse MPEG1WAVEFORMATEX extradata structure
599 switch (AV_RL16(st->codec->extradata)) {
605 st->codec->bit_rate = AV_RL32(st->codec->extradata + 2); /* dwHeadBitrate */
608 switch (AV_RL16(st->codec->extradata + 6)) {
622 if (st->codec->extradata) {
623 av_freep(&st->codec->extradata);
693 if (st->codec->extradata && st->codec->extradata_size >= 22)