2 files changed, 23 insertions, 3 deletions
diff --git a/gst/switch/gstswitch.c b/gst/switch/gstswitch.c
index c1f4b53b..269ac91e 100644
--- a/gst/switch/gstswitch.c
+++ b/gst/switch/gstswitch.c
@@ -381,6 +381,10 @@ static void gst_stream_selector_release_pad (GstElement * element,
     GstPad * pad);
 static GList *gst_stream_selector_get_linked_pads (GstPad * pad);
 static GstCaps *gst_stream_selector_getcaps (GstPad * pad);
+static void gst_stream_selector_block (GstStreamSelector * self);
+static void gst_stream_selector_switch (GstStreamSelector * self,
+    const gchar * pad_name, GstClockTime stop_time, GstClockTime start_time);
+
 static GstElementClass *parent_class = NULL;
 
 GType
@@ -467,6 +471,9 @@ gst_stream_selector_class_init (GstStreamSelectorClass * klass)
       G_STRUCT_OFFSET (GstStreamSelectorClass, switch_),
       NULL, NULL, gst_switch_marshal_VOID__STRING_UINT64_UINT64,
       G_TYPE_NONE, 3, G_TYPE_STRING, G_TYPE_UINT64, G_TYPE_UINT64);
+
+  klass->block = GST_DEBUG_FUNCPTR (gst_stream_selector_block);
+  klass->switch_ = GST_DEBUG_FUNCPTR (gst_stream_selector_switch);
 }
 
 static void
@@ -714,6 +721,19 @@ gst_stream_selector_release_pad (GstElement * element, GstPad * pad)
   gst_element_remove_pad (GST_ELEMENT (sel), pad);
 }
 
+static void
+gst_stream_selector_block (GstStreamSelector * self)
+{
+  return;
+}
+
+static void
+gst_stream_selector_switch (GstStreamSelector * self, const gchar * pad_name,
+    GstClockTime stop_time, GstClockTime start_time)
+{
+  return;
+}
+
 static gboolean
 plugin_init (GstPlugin * plugin)
 {
diff --git a/gst/switch/gstswitch.h b/gst/switch/gstswitch.h
index 3d88ca2b..4690c3c3 100644
--- a/gst/switch/gstswitch.h
+++ b/gst/switch/gstswitch.h
@@ -53,9 +53,9 @@ struct _GstStreamSelector {
 struct _GstStreamSelectorClass {
   GstElementClass parent_class;
 
-  void (*block)		(void);
-  void (*switch_)	(const gchar *pad_name, GstClockTime stop_time,
-                         GstClockTime start_time);
+  void (*block)		(GstStreamSelector *self);
+  void (*switch_)	(GstStreamSelector *self, const gchar *pad_name,
+                         GstClockTime stop_time, GstClockTime start_time);
 };
 
 GType gst_stream_selector_get_type (void);