add valist function for gst_event_new_discontinuous original patch from Brett...

add valist function for gst_event_new_discontinuous original patch from Brett Kosinski fixes #117348

Original commit message from CVS:
add valist function for gst_event_new_discontinuous
original patch from Brett Kosinski
fixes #117348

gst/gstevent.c

@@ -184,10 +184,10 @@ gst_event_new_seek (GstSeekType type, gint64 offset)
 }
 
 /**
- * gst_event_new_discontinuous:
+ * gst_event_new_discontinuousv:
  * @new_media: A flag indicating a new media type starts
  * @format1: The format of the discont value
- * @...: more discont values and formats
+ * @var_args: more discont values and formats
  *
  * Allocate a new discontinuous event with the given format/value pairs. Note
  * that the values are of type gint64 - you may not use simple integers such
@@ -197,17 +197,14 @@ gst_event_new_seek (GstSeekType type, gint64 offset)
  * Returns: A new discontinuous event.
  */
 GstEvent*
-gst_event_new_discontinuous (gboolean new_media, GstFormat format1, ...)
+gst_event_new_discontinuousv (gboolean new_media, GstFormat format1, va_list var_args)
 {
-  va_list var_args;
   GstEvent *event;
   gint count = 0;
 
   event = gst_event_new (GST_EVENT_DISCONTINUOUS);
   GST_EVENT_DISCONT_NEW_MEDIA (event) = new_media;
 
-  va_start (var_args, format1);
-	        
   while (format1 != GST_FORMAT_UNDEFINED && count < 8) {
 
     GST_EVENT_DISCONT_OFFSET (event, count).format = format1 & GST_SEEK_FORMAT_MASK;
@@ -217,13 +214,40 @@ gst_event_new_discontinuous (gboolean new_media, GstFormat format1, ...)
 
     count++;
   }
-  va_end (var_args);
 
   GST_EVENT_DISCONT_OFFSET_LEN (event) = count;
 		    
   return event;
 }
 
+/**
+ * gst_event_new_discontinuous:
+ * @new_media: A flag indicating a new media type starts
+ * @format1: The format of the discont value
+ * @...: more discont values and formats
+ *
+ * Allocate a new discontinuous event with the given format/value pairs. Note
+ * that the values are of type gint64 - you may not use simple integers such
+ * as "0" when calling this function, always cast them like "(gint64) 0".
+ * Terminate the list with #GST_FORMAT_UNDEFINED.
+ *
+ * Returns: A new discontinuous event.
+ */
+GstEvent*
+gst_event_new_discontinuous (gboolean new_media, GstFormat format1, ...)
+{
+  va_list var_args;
+  GstEvent *event;
+
+  va_start (var_args, format1);
+
+  event = gst_event_new_discontinuousv (new_media, format1, var_args);
+
+  va_end (var_args);
+
+  return event;
+}
+
 /**
  * gst_event_discont_get_value:
  * @event: The event to query

gst/gstevent.h

@@ -207,6 +207,9 @@ GstEvent*	gst_event_new_size		(GstFormat format, gint64 value);
 /* discontinous event */
 GstEvent*	gst_event_new_discontinuous	(gboolean new_media,
 						 GstFormat format1, ...);
+GstEvent*	gst_event_new_discontinuousv	(gboolean new_media,
+						 GstFormat format1, 
+						 va_list var_args);
 gboolean	gst_event_discont_get_value	(GstEvent *event, GstFormat format, gint64 *value);
 
 #define		gst_event_new_filler()		gst_event_new(GST_EVENT_FILLER)