event: warn and fail instead of creating newsegment events in GST_FORMAT_UNDEFINED

diff --git a/gst/gstevent.c b/gst/gstevent.c
index 8d1d644ff0fdb8a8cd07f833205bec30c7630422..8c323aa1483929c5ee862125e3f42ffdef605bd4 100644 (file)
--- a/gst/gstevent.c
+++ b/gst/gstevent.c
@@ -589,6 +589,7 @@ gst_event_new_new_segment_full (gboolean update, gdouble rate,
 
   g_return_val_if_fail (rate != 0.0, NULL);
   g_return_val_if_fail (applied_rate != 0.0, NULL);
+  g_return_val_if_fail (format != GST_FORMAT_UNDEFINED, NULL);
 
   if (format == GST_FORMAT_TIME) {
     GST_CAT_INFO (GST_CAT_EVENT,