Em,thanks for your suggestion.Today I update clutter-gst version to 1.0,then the bug was fixed. -- View this message in context: http://gstreamer-devel.966125.n4.nabble.com/Has-anybody-meet-the-problem-with-gstreamer-clutter-sink-tp3661711p3667015.html Sent from the GStreamer-devel mailing list archive at Nabble.com.