<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8"> <META NAME="GENERATOR" CONTENT="GtkHTML/4.6.6"> </HEAD> <BODY> Le mercredi 30 avril 2014 à 14:07 -0700, jbvulai a écrit : <BLOCKQUOTE TYPE=CITE> int AudioVoiceService::playbus_callback(GstBus *bus, GstMessage *msg, gpointer data) </BLOCKQUOTE> Is that a synchronous bus handler ? We usually recommend handling the messages asynchronously using gst_bus_poll() from one of your threads (or using the GMainLoop base handler if you run a GMainLoop). Otherwise you may end-up re-entering GStreamer. let us know if this is your case, cheers, Nicolas </BODY> </HTML>