+static int mkv_field_order(int64_t field_order)
+{
+ switch (field_order) {
+ case MATROSKA_VIDEO_FIELDORDER_PROGRESSIVE:
+ return AV_FIELD_PROGRESSIVE;
+ case MATROSKA_VIDEO_FIELDORDER_UNDETERMINED:
+ return AV_FIELD_UNKNOWN;
+ case MATROSKA_VIDEO_FIELDORDER_TT:
+ return AV_FIELD_TT;
+ case MATROSKA_VIDEO_FIELDORDER_BB:
+ return AV_FIELD_BB;
+ case MATROSKA_VIDEO_FIELDORDER_BT:
+ return AV_FIELD_BT;
+ case MATROSKA_VIDEO_FIELDORDER_TB:
+ return AV_FIELD_TB;
+ default:
+ return AV_FIELD_UNKNOWN;
+ }
+}
+
+static void mkv_stereo_mode_display_mul(int stereo_mode,
+ int *h_width, int *h_height)