I found this answer and at least on first test it works ok https://stackoverflow.com/questions/26013664/how-to-get-width-height-of-a-video-stream-via-gstreamer <https://stackoverflow.com/questions/26013664/how-to-get-width-height-of-a-video-stream-via-gstreamer> -- Sent from: http://gstreamer-devel.966125.n4.nabble.com/