Better fix to the region regression (3277867).
Better fix to the region regression (3277867).

This one works with bug report test case, timecode overlay in Kdenlive
Render, and Region transition in Kdenlive.

ttill/MLT,zzhhui/mlt,wideioltd/mlt,siddharudh/mlt,siddharudh/mlt,gmarco/mlt-orig,ttill/MLT-roto-tracking,gmarco/mlt-orig,ttill/MLT,anba8005/mlt,xzhavilla/mlt,gmarco/mlt-orig,siddharudh/mlt,siddharudh/mlt,zzhhui/mlt,wideioltd/mlt,wideioltd/mlt,ttill/MLT,j-b-m/mlt,xzhavilla/mlt,anba8005/mlt,xzhavilla/mlt,anba8005/mlt,gmarco/mlt-orig,ttill/MLT,j-b-m/mlt,xzhavilla/mlt,gmarco/mlt-orig,anba8005/mlt,wideioltd/mlt,wideioltd/mlt,mltframework/mlt,gmarco/mlt-orig,ttill/MLT-roto-tracking,siddharudh/mlt,zzhhui/mlt,mltframework/mlt,j-b-m/mlt,zzhhui/mlt,j-b-m/mlt,j-b-m/mlt,ttill/MLT-roto-tracking,siddharudh/mlt,ttill/MLT,xzhavilla/mlt,zzhhui/mlt,anba8005/mlt,ttill/MLT,zzhhui/mlt,wideioltd/mlt,mltframework/mlt,j-b-m/mlt,ttill/MLT-roto-tracking,mltframework/mlt,xzhavilla/mlt,gmarco/mlt-orig,mltframework/mlt,anba8005/mlt,mltframework/mlt,zzhhui/mlt,ttill/MLT-roto-tracking,siddharudh/mlt,mltframework/mlt,zzhhui/mlt,xzhavilla/mlt,wideioltd/mlt,siddharudh/mlt,ttill/MLT-roto-tracking,xzhavilla/mlt,j-b-m/mlt,gmarco/mlt-orig,anba8005/mlt,xzhavilla/mlt,mltframework/mlt,ttill/MLT-roto-tracking,ttill/MLT,ttill/MLT,j-b-m/mlt,wideioltd/mlt,wideioltd/mlt,zzhhui/mlt,j-b-m/mlt,ttill/MLT,ttill/MLT-roto-tracking,j-b-m/mlt,mltframework/mlt,ttill/MLT-roto-tracking,siddharudh/mlt,anba8005/mlt,gmarco/mlt-orig,anba8005/mlt,mltframework/mlt