MATROSKA_ID_TRACKTYPE  426 libavformat/matroskadec.c     { MATROSKA_ID_TRACKTYPE,             EBML_UINT,  0, offsetof(MatroskaTrack, type) },
MATROSKA_ID_TRACKTYPE  921 libavformat/matroskaenc.c         put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_VIDEO);
MATROSKA_ID_TRACKTYPE  988 libavformat/matroskaenc.c         put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_AUDIO);
MATROSKA_ID_TRACKTYPE 1013 libavformat/matroskaenc.c         put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, native_id);