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authorOlivier CrĂȘte <olivier.crete@collabora.co.uk>2010-03-07 08:18:27 +0800
committerGuillaume Desmottes <guillaume.desmottes@collabora.co.uk>2010-03-29 23:36:24 +0800
commit66d8d07abade96645aca23d9c0dd526a9ed5481c (patch)
treebb24661a1e6e1e4445be9608d3d8e4209657e26c /src/empathy-call-window.c
parent1711b4dffc6c39c948ac441aec2bd81a99c411ff (diff)
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Check for errors when linking the video source into a call (#612020)
Diffstat (limited to 'src/empathy-call-window.c')
-rw-r--r--src/empathy-call-window.c67
1 files changed, 60 insertions, 7 deletions
diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index ca7ef6ad1..e984d4060 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -1632,28 +1632,81 @@ empathy_call_window_get_video_sink_pad (EmpathyCallWindow *self)
{
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GstPad *pad;
+ GstElement *output;
if (priv->funnel == NULL)
{
- GstElement *output;
-
output = empathy_video_widget_get_element (EMPATHY_VIDEO_WIDGET
(priv->video_output));
priv->funnel = gst_element_factory_make ("fsfunnel", NULL);
- gst_bin_add (GST_BIN (priv->pipeline), priv->funnel);
- gst_bin_add (GST_BIN (priv->pipeline), output);
+ if (!priv->funnel)
+ {
+ g_warning ("Could not create fsfunnel");
+ return NULL;
+ }
+
+ if (!gst_bin_add (GST_BIN (priv->pipeline), priv->funnel))
+ {
+ gst_object_unref (priv->funnel);
+ priv->funnel = NULL;
+ g_warning ("Could not add funnel to pipeline");
+ return NULL;
+ }
+
+ if (!gst_bin_add (GST_BIN (priv->pipeline), output))
+ {
+ g_warning ("Could not add the video output widget to the pipeline");
+ goto error;
+ }
+
+ if (!gst_element_link (priv->funnel, output))
+ {
+ g_warning ("Could not link output sink to funnel");
+ goto error_output_added;
+ }
- gst_element_link (priv->funnel, output);
+ if (gst_element_set_state (output, GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE)
+ {
+ g_warning ("Could not start video sink");
+ goto error_output_added;
+ }
- gst_element_set_state (priv->funnel, GST_STATE_PLAYING);
- gst_element_set_state (output, GST_STATE_PLAYING);
+ if (gst_element_set_state (priv->funnel, GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE)
+ {
+ g_warning ("Could not start funnel");
+ goto error_output_added;
+ }
}
pad = gst_element_get_request_pad (priv->funnel, "sink%d");
+ if (!pad)
+ g_warning ("Could not get request pad from funnel");
+
return pad;
+
+
+ error_output_added:
+
+ gst_element_set_locked_state (priv->funnel, TRUE);
+ gst_element_set_locked_state (output, TRUE);
+
+ gst_element_set_state (priv->funnel, GST_STATE_NULL);
+ gst_element_set_state (output, GST_STATE_NULL);
+
+ gst_bin_remove (GST_BIN (priv->pipeline), output);
+ gst_element_set_locked_state (output, FALSE);
+
+ error:
+
+ gst_bin_remove (GST_BIN (priv->pipeline), priv->funnel);
+ priv->funnel = NULL;
+
+ return NULL;
+
+
}
/* Called with global lock held */