gst_event_replace  457 libs/gst/base/gstbasesrc.c   gst_event_replace (event_p, NULL);
gst_event_replace 1616 libs/gst/base/gstbasesrc.c         gst_event_replace ((GstEvent **) event_p, event);
gst_event_replace 3085 libs/gst/base/gstbasesrc.c       gst_event_replace (event_p, NULL);
gst_event_replace 3087 libs/gst/base/gstbasesrc.c       gst_event_replace (event_p, NULL);
gst_event_replace 3089 libs/gst/base/gstbasesrc.c       gst_event_replace (event_p, NULL);