MATROSKA_ID_VIDEOSTEREOMODE  492 libavformat/matroskadec.c     { MATROSKA_ID_VIDEOSTEREOMODE,     EBML_UINT,  0, offsetof(MatroskaTrackVideo, stereo_mode), { .u = MATROSKA_VIDEO_STEREOMODE_TYPE_NB } },
MATROSKA_ID_VIDEOSTEREOMODE 1108 libavformat/matroskaenc.c     put_ebml_uint(pb, MATROSKA_ID_VIDEOSTEREOMODE, format);