Well, I has solved it myself. First I transform the .h264 file to a .mp4, then display it. Pileline: gst-launch-1.0 filesrc location=abc.h264 ! h264parse ! mp4mux ! filesink location=tmp.mp4 gst-launch-1.0 filesrc location=tmp.mp4 ! decodebin ! autovideosink -- Sent from: http://gstreamer-devel.966125.n4.nabble.com/