Finally the issue is with alsa driver only accepting the certain PCM samples(S16LE format). Thanks for the help anyway :-) -- View this message in context: http://gstreamer-devel.966125.n4.nabble.com/alsasink-not-working-with-playbin-tp4682528p4683512.html Sent from the GStreamer-devel mailing list archive at Nabble.com.