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gtkglsink: reset the context/display in READY_TO_NULL

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Fixes context propagation in pipelines with upstream GL elements.
This commit is contained in:
Matthew Waters 2015-06-12 12:29:37 +10:00
parent 5beeccdba2
commit d99b7d4219
1 changed files with 14 additions and 23 deletions
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37
ext/gtk/gstgtkglsink.c
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@ -133,32 +133,11 @@ gst_gtk_gl_sink_set_property (GObject * object, guint prop_id,
}
}
static void
_reset (GstGtkGLSink * gtk_sink)
{
if (gtk_sink->display) {
gst_object_unref (gtk_sink->display);
gtk_sink->display = NULL;
}
if (gtk_sink->context) {
gst_object_unref (gtk_sink->context);
gtk_sink->context = NULL;
}
if (gtk_sink->gtk_context) {
gst_object_unref (gtk_sink->gtk_context);
gtk_sink->gtk_context = NULL;
}
}
static void
gst_gtk_gl_sink_finalize (GObject * object)
{
GstGtkGLSink *gtk_sink = GST_GTK_GL_SINK (object);;
_reset (gtk_sink);
g_object_unref (gtk_sink->widget);
G_OBJECT_CLASS (parent_class)->finalize (object);
@ -316,6 +295,20 @@ gst_gtk_gl_sink_change_state (GstElement * element, GstStateChange transition)
gtk_gst_gl_widget_set_buffer (gtk_sink->widget, NULL);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
if (gtk_sink->display) {
gst_object_unref (gtk_sink->display);
gtk_sink->display = NULL;
}
if (gtk_sink->context) {
gst_object_unref (gtk_sink->context);
gtk_sink->context = NULL;
}
if (gtk_sink->gtk_context) {
gst_object_unref (gtk_sink->gtk_context);
gtk_sink->gtk_context = NULL;
}
break;
default:
break;
@ -354,8 +347,6 @@ gst_gtk_gl_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
GST_DEBUG ("set caps with %" GST_PTR_FORMAT, caps);
_reset (gtk_sink);
if (!gst_video_info_from_caps (&gtk_sink->v_info, caps))
return FALSE;