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authorJonny Lamb <jonny.lamb@collabora.co.uk>2011-07-27 20:21:49 +0800
committerJonny Lamb <jonny.lamb@collabora.co.uk>2011-07-29 18:02:07 +0800
commit01b0be54353820459d4741f2858be21207f7e754 (patch)
tree5e3bc1f129686f5e8dac02407889e9e420bab651
parent1de1a894194a0fa355ef382783fa54f25ddca75c (diff)
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audio-src: add some comments explaining the PA changes
Signed-off-by: Jonny Lamb <jonny.lamb@collabora.co.uk>
-rw-r--r--src/empathy-audio-src.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/empathy-audio-src.c b/src/empathy-audio-src.c
index 96caae970..bde6e2942 100644
--- a/src/empathy-audio-src.c
+++ b/src/empathy-audio-src.c
@@ -321,14 +321,20 @@ empathy_audio_src_init (EmpathyGstAudioSrc *obj)
gst_object_unref (G_OBJECT (src));
+ /* PulseAudio stuff: We need to create a dummy pa_glib_mainloop* so
+ * Pulse can use the mainloop that GTK has created for us. */
priv->loop = pa_glib_mainloop_new (NULL);
priv->context = pa_context_new (pa_glib_mainloop_get_api (priv->loop),
"EmpathyAudioSrc");
+ /* Now listen for state changes so we know when we've connected. */
pa_context_set_state_callback (priv->context,
empathy_audio_src_pa_state_change_cb, obj);
pa_context_connect (priv->context, NULL, 0, NULL);
+ /* Listen to changes to GstPulseSrc:stream-index so we know when
+ * it's no longer G_MAXUINT (starting for the first time) or if it
+ * changes (READY->NULL->READY...) */
g_signal_connect (priv->src, "notify::stream-index",
G_CALLBACK (empathy_audio_src_stream_index_notify),
obj);