@@ -48,13 +48,27 @@ static void pulse_stream_writable(pa_stream *stream, size_t nbytes, void *userda

 {

     AVFormatContext *h = userdata;

     PulseData *s = h->priv_data;

+    int64_t val = nbytes;

     if (stream != s->stream)

         return;

+    avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_WRITABLE, &val, sizeof(val));

     pa_threaded_mainloop_signal(s->mainloop, 0);

 }

+static void pulse_overflow(pa_stream *stream, void *userdata)

+{

+    AVFormatContext *h = userdata;

+    avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_OVERFLOW, NULL, 0);

+}

+

+static void pulse_underflow(pa_stream *stream, void *userdata)

+{

+    AVFormatContext *h = userdata;

+    avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_UNDERFLOW, NULL, 0);

+}

+

 static void pulse_stream_state(pa_stream *stream, void *userdata)

 {

     PulseData *s = userdata;

@@ -214,6 +228,8 @@ static av_cold int pulse_write_trailer(AVFormatContext *h)

             pa_stream_disconnect(s->stream);

             pa_stream_set_state_callback(s->stream, NULL, NULL);

             pa_stream_set_write_callback(s->stream, NULL, NULL);

+            pa_stream_set_overflow_callback(s->stream, NULL, NULL);

+            pa_stream_set_underflow_callback(s->stream, NULL, NULL);

             pa_stream_unref(s->stream);

             s->stream = NULL;

         }

@@ -353,6 +369,8 @@ static av_cold int pulse_write_header(AVFormatContext *h)

     }

     pa_stream_set_state_callback(s->stream, pulse_stream_state, s);

     pa_stream_set_write_callback(s->stream, pulse_stream_writable, h);

+    pa_stream_set_overflow_callback(s->stream, pulse_overflow, h);

+    pa_stream_set_underflow_callback(s->stream, pulse_underflow, h);

     if ((ret = pa_stream_connect_playback(s->stream, s->device, &buffer_attributes,

                                           stream_flags, NULL, NULL)) < 0) {