Which base class have you used for "myaudiosink" plugin development ?? If element is written on top of GstBaseSink, use sync property. https://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseSink.html#gst-base-sink-set-sync -- Sent from: http://gstreamer-devel.966125.n4.nabble.com/