StacktraceTop:IA__g_quark_from_string (string=0x7f5b8b95b13d "old-state") gst_structure_set_valist (structure=0xbd3f90, gst_structure_new_valist (name=<value optimized out>, gst_structure_new (name=0x7f5b8b95b145 "e", firstfield=0x7f5b8b95b13d "old-state") gst_message_new_state_changed (src=0x7a8410, oldstate=GST_STATE_NULL,
StacktraceTop: IA__g_quark_ from_string (string= 0x7f5b8b95b13d "old-state") set_valist (structure= 0xbd3f90, new_valist (name=<value optimized out>, 5b145 "e", firstfield= 0x7f5b8b95b13d "old-state") new_state_ changed (src=0x7a8410, oldstate= GST_STATE_ NULL,
gst_structure_
gst_structure_
gst_structure_new (name=0x7f5b8b9
gst_message_