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set GstElement->elementfactory before creating any instances; doc updates for deep_notify

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Original commit message from CVS:
set GstElement->elementfactory before creating any instances; doc updates for deep_notify
This commit is contained in:
Andy Wingo 2003-06-16 15:08:34 +00:00
parent ced6786dd9
commit 4d278e135a
2 changed files with 12 additions and 10 deletions
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14
gst/gstelementfactory.c
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@ -222,12 +222,8 @@ gst_element_factory_create (GstElementFactory *factory,
return NULL;
}
/* create an instance of the element */
element = GST_ELEMENT (g_object_new (factory->type, NULL));
g_assert (element != NULL);
/* attempt to set the elemenfactory class pointer if necessary */
oclass = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element));
/* attempt to set the elementfactory class pointer if necessary */
oclass = GST_ELEMENT_CLASS (g_type_class_ref (factory->type));
if (oclass->elementfactory == NULL) {
GST_DEBUG (GST_CAT_ELEMENT_FACTORY, "class %s", GST_PLUGIN_FEATURE_NAME (factory));
oclass->elementfactory = factory;
@ -239,6 +235,12 @@ gst_element_factory_create (GstElementFactory *factory,
oclass->numpadtemplates += factory->numpadtemplates;
}
/* create an instance of the element */
element = GST_ELEMENT (g_object_new (factory->type, NULL));
g_assert (element != NULL);
g_type_class_unref (oclass);
gst_object_set_name (GST_OBJECT (element), name);
return element;

8
gst/gstobject.c
View file

@ -157,7 +157,7 @@ gst_object_class_init (GstObjectClass *klass)
klass->signal_object = g_object_new (gst_signal_object_get_type (), NULL);
/* see the comments at gst_element_dispatch_properties_changed */
/* see the comments at gst_object_dispatch_properties_changed */
gobject_class->dispatch_properties_changed
= GST_DEBUG_FUNCPTR (gst_object_dispatch_properties_changed);
@ -325,9 +325,9 @@ gst_object_finalize (GObject *object)
parent_class->finalize (object);
}
/* Changing a GObject property of an element will result in "deep_notify"
* signals being emitted by the element itself, as well as in each parent
* element. This is so that an application can connect a listener to the
/* Changing a GObject property of a GstObject will result in "deep_notify"
* signals being emitted by the object itself, as well as in each parent
* object. This is so that an application can connect a listener to the
* top-level bin to catch property-change notifications for all contained
* elements. */
static void