static int mov_write_stbl_tag(ByteIOContext *pb, MOVTrack* track) { offset_t pos = url_ftell(pb); put_be32(pb, 0); /* size */ put_tag(pb, "stbl"); mov_write_stsd_tag(pb, track); mov_write_stts_tag(pb, track); if (track->enc->codec_type == CODEC_TYPE_VIDEO && track->hasKeyframes < track->entry) mov_write_stss_tag(pb, track); if (track->enc->codec_type == CODEC_TYPE_VIDEO && track->hasBframes) mov_write_ctts_tag(pb, track); mov_write_stsc_tag(pb, track); mov_write_stsz_tag(pb, track); mov_write_stco_tag(pb, track); return updateSize(pb, pos); }