+ o = pa_stream_flush(p_sys->stream, success_cb, p_aout);
+ while( pa_operation_get_state(o) == PA_OPERATION_RUNNING )
+ pa_threaded_mainloop_wait(p_sys->mainloop);
+ pa_operation_unref(o);
+
+ o = pa_stream_drain(p_sys->stream, success_cb, p_aout);
+ while( pa_operation_get_state(o) == PA_OPERATION_RUNNING )
+ pa_threaded_mainloop_wait(p_sys->mainloop);
+ pa_operation_unref(o);