baseparse: Allow chaining of subclass event handlers

This allows the child class to chain its event handler with
GstBaseParse, so that subclasses don't have to duplicate all the default
event handling logic.

https://bugzilla.gnome.org/show_bug.cgi?id=622276

diff --git a/gst/audioparsers/gstbaseparse.c b/gst/audioparsers/gstbaseparse.c
index 8c7a722..3bea83b 100644 (file)
--- a/gst/audioparsers/gstbaseparse.c
+++ b/gst/audioparsers/gstbaseparse.c
@@ -361,7 +361,6 @@ gst_base_parse_class_init (GstBaseParseClass * klass)
   /* Default handlers */
   klass->check_valid_frame = gst_base_parse_check_frame;
   klass->parse_frame = gst_base_parse_parse_frame;
-  klass->event = gst_base_parse_sink_eventfunc;
   klass->src_event = gst_base_parse_src_eventfunc;
   klass->is_seekable = gst_base_parse_is_seekable;
   klass->convert = gst_base_parse_convert;
@@ -549,6 +548,9 @@ gst_base_parse_sink_event (GstPad * pad, GstEvent * event)
       handled = bclass->event (parse, event);
 
     if (!handled)
+      handled = gst_base_parse_sink_eventfunc (parse, event);
+
+    if (!handled)
       ret = gst_pad_event_default (pad, event);
   }