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pulsesink: De-duplicate code to get the current sink input info

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=590768
This commit is contained in:
Olivier Crête 2013-08-18 23:31:15 -04:00
parent 8f9fbfa992
commit d379e237c1
1 changed files with 32 additions and 79 deletions
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111
ext/pulse/pulsesink.c
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@ -2620,18 +2620,24 @@ gst_pulsesink_sink_input_info_cb (pa_context * c, const pa_sink_input_info * i,
if (i->index == pa_stream_get_index (pbuf->stream)) {
psink->volume = pa_sw_volume_to_linear (pa_cvolume_max (&i->volume));
psink->mute = i->mute;
if (psink->volume > MAX_VOLUME) {
GST_WARNING_OBJECT (psink, "Clipped volume from %f to %f", psink->volume,
MAX_VOLUME);
psink->volume = MAX_VOLUME;
}
}
done:
pa_threaded_mainloop_signal (mainloop, 0);
}
static gdouble
gst_pulsesink_get_volume (GstPulseSink * psink)
static void
gst_pulsesink_get_sink_input_info (GstPulseSink * psink, gdouble * volume,
gboolean * mute)
{
GstPulseRingBuffer *pbuf;
pa_operation *o = NULL;
gdouble v = DEFAULT_VOLUME;
uint32_t idx;
if (!mainloop)
@ -2657,91 +2663,28 @@ gst_pulsesink_get_volume (GstPulseSink * psink)
}
unlock:
v = psink->volume;
if (volume)
*volume = psink->volume;
if (mute)
*mute = psink->mute;
if (o)
pa_operation_unref (o);
pa_threaded_mainloop_unlock (mainloop);
if (v > MAX_VOLUME) {
GST_WARNING_OBJECT (psink, "Clipped volume from %f to %f", v, MAX_VOLUME);
v = MAX_VOLUME;
}
return v;
return;
/* ERRORS */
no_mainloop:
{
v = psink->volume;
if (volume)
*volume = psink->volume;
if (mute)
*mute = psink->mute;
GST_DEBUG_OBJECT (psink, "we have no mainloop");
return v;
}
no_buffer:
{
GST_DEBUG_OBJECT (psink, "we have no ringbuffer");
goto unlock;
}
no_index:
{
GST_DEBUG_OBJECT (psink, "we don't have a stream index");
goto unlock;
}
info_failed:
{
GST_ELEMENT_ERROR (psink, RESOURCE, FAILED,
("pa_context_get_sink_input_info() failed: %s",
pa_strerror (pa_context_errno (pbuf->context))), (NULL));
goto unlock;
}
}
static gboolean
gst_pulsesink_get_mute (GstPulseSink * psink)
{
GstPulseRingBuffer *pbuf;
pa_operation *o = NULL;
uint32_t idx;
gboolean mute = FALSE;
if (!mainloop)
goto no_mainloop;
pa_threaded_mainloop_lock (mainloop);
mute = psink->mute;
pbuf = GST_PULSERING_BUFFER_CAST (GST_AUDIO_BASE_SINK (psink)->ringbuffer);
if (pbuf == NULL || pbuf->stream == NULL)
goto no_buffer;
if ((idx = pa_stream_get_index (pbuf->stream)) == PA_INVALID_INDEX)
goto no_index;
if (!(o = pa_context_get_sink_input_info (pbuf->context, idx,
gst_pulsesink_sink_input_info_cb, pbuf)))
goto info_failed;
while (pa_operation_get_state (o) == PA_OPERATION_RUNNING) {
pa_threaded_mainloop_wait (mainloop);
if (gst_pulsering_is_dead (psink, pbuf, TRUE))
goto unlock;
}
unlock:
if (o)
pa_operation_unref (o);
pa_threaded_mainloop_unlock (mainloop);
return mute;
/* ERRORS */
no_mainloop:
{
mute = psink->mute;
GST_DEBUG_OBJECT (psink, "we have no mainloop");
return mute;
return;
}
no_buffer:
{
@ -2942,11 +2885,21 @@ gst_pulsesink_get_property (GObject * object,
g_value_take_string (value, gst_pulsesink_device_description (pulsesink));
break;
case PROP_VOLUME:
g_value_set_double (value, gst_pulsesink_get_volume (pulsesink));
{
gdouble volume;
gst_pulsesink_get_sink_input_info (pulsesink, &volume, NULL);
g_value_set_double (value, volume);
break;
}
case PROP_MUTE:
g_value_set_boolean (value, gst_pulsesink_get_mute (pulsesink));
{
gboolean mute;
gst_pulsesink_get_sink_input_info (pulsesink, NULL, &mute);
g_value_set_boolean (value, mute);
break;
}
case PROP_CLIENT_NAME:
g_value_set_string (value, pulsesink->client_name);
break;