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pulsesink: Emit stream-status enter message

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Emit stream-status messages for the pulse thread.
Don't use our own GCond for signaling but simply use the pulse mainloop
mechanisms for synchronisation.
See #587695
This commit is contained in:
Olivier Crête 2009-07-03 05:06:45 -04:00 committed by Wim Taymans
parent b0643b745a
commit b2e9f0a7c9
2 changed files with 32 additions and 0 deletions
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30
ext/pulse/pulsesink.c
View file

@ -843,6 +843,27 @@ gst_pulseringbuffer_clear (GstRingBuffer * buf)
pa_threaded_mainloop_unlock (psink->mainloop);
}
static void
mainloop_enter_defer_cb (pa_mainloop_api * api, void *userdata)
{
GstPulseSink *pulsesink = GST_PULSESINK (userdata);
GstMessage *message;
GValue val = { 0 };
g_value_init (&val, G_TYPE_POINTER);
g_value_set_pointer (&val, g_thread_self ());
GST_DEBUG_OBJECT (pulsesink, "posting ENTER stream status");
message = gst_message_new_stream_status (GST_OBJECT (pulsesink),
GST_STREAM_STATUS_TYPE_ENTER, GST_ELEMENT (pulsesink));
gst_message_set_stream_status_object (message, &val);
gst_element_post_message (GST_ELEMENT (pulsesink), message);
/* signal the waiter */
pulsesink->pa_defer_ran = TRUE;
pa_threaded_mainloop_signal (pulsesink->mainloop, 0);
}
/* start/resume playback ASAP, we don't uncork here but in the commit method */
static gboolean
gst_pulseringbuffer_start (GstRingBuffer * buf)
@ -854,6 +875,15 @@ gst_pulseringbuffer_start (GstRingBuffer * buf)
psink = GST_PULSESINK_CAST (GST_OBJECT_PARENT (pbuf));
pa_threaded_mainloop_lock (psink->mainloop);
GST_DEBUG_OBJECT (psink, "scheduling stream status");
psink->pa_defer_ran = FALSE;
pa_mainloop_api_once (pa_threaded_mainloop_get_api (psink->mainloop),
mainloop_enter_defer_cb, psink);
while (psink->pa_defer_ran == FALSE)
pa_threaded_mainloop_wait (psink->mainloop);
GST_DEBUG_OBJECT (psink, "starting");
pbuf->paused = FALSE;
gst_pulsering_set_corked (pbuf, FALSE, FALSE);

2
ext/pulse/pulsesink.h
View file

@ -64,6 +64,8 @@ struct _GstPulseSink
gint notify;
const gchar *pa_version;
gboolean pa_defer_ran;
};
struct _GstPulseSinkClass