MATROSKA_TRACK_TYPE_METADATA 1658 libavformat/matroskadec.c             track->type != MATROSKA_TRACK_TYPE_METADATA) {
MATROSKA_TRACK_TYPE_METADATA  865 libavformat/matroskaenc.c             native_id = MATROSKA_TRACK_TYPE_METADATA;
MATROSKA_TRACK_TYPE_METADATA  868 libavformat/matroskaenc.c             native_id = MATROSKA_TRACK_TYPE_METADATA;