MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR 200 libavformat/matroska.c case MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR: MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR 770 libavformat/matroskaenc.c format = MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR;