I spent a couple hours playing with voctomix to get a similar setup going last night (way overkill but seemed the main tool I could find to do a webcam overlay in realtime)
Will check this out.
Will check this out.
“gst-launch-1.0 v4l2src ! timeoverlay ! xvimagesink” gives you a webcam overlay.
For more info: http://wiki.oz9aec.net/index.php/Gstreamer_cheat_sheet