I have a widget tree like this:
where the area-webcam will be replaced with a gtkglsink. To try to lock up the image size, I set size request for stack-img-source.
But when running the app, after replacing area-webcam, the gtkglsink just expand that area and make the UI not as I expect. Could you tell me how to fix it?
And this is the UI after the sink expands:
