Often using a queue will fix problems like this. something ! queue ! something else <div class="gmail_quote">On Sun, Jan 13, 2013 at 6:57 AM, yahia <<a href="mailto:yahia.benmoussa@gmail.com" target="_blank">yahia.benmoussa@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi all, I want to decode h264 video in tow steps. Transferring the video to shared memory then playing it from shared memory. I have used shmsink and shmsrc pad. Here is my pipes : server side : gst-launch-0.10 filesrc location=video.h264 ! typefind ! shmsink socket-path=/tmp/shmsink shm-size=10000000 client side : gst-launch-0.10 shmsrc socket-path=/tmp/shmsink ! ffdec_h264 ! xvimagesink Setting pipeline to PAUSED ... Pipeline is PREROLLING ... I'm getting client side blocked without playing the video. Do you have any suggestion ? Thanks. Yahia -- View this message in context: <a href="http://gstreamer-devel.966125.n4.nabble.com/gstreamer-H264-decoding-via-shared-memory-tp4657894.html" target="_blank">http://gstreamer-devel.966125.n4.nabble.com/gstreamer-H264-decoding-via-shared-memory-tp4657894.html</a> Sent from the GStreamer-devel mailing list archive at Nabble.com. _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> <a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </blockquote></div>