Make caps and renderer manipulation work with threading
Make caps and renderer manipulation work with threading

lubosz/clutter-gst,GNOME/clutter-gst,ystreet/clutter-gst,lubosz/clutter-gst,ystreet/clutter-gst,GNOME/clutter-gst,GNOME/clutter-gst,ystreet/clutter-gst,GNOME/clutter-gst,lubosz/clutter-gst,ystreet/clutter-gst