gst_segment_set_running_time  104 gst/gstsegment.h gboolean     gst_segment_set_running_time    (GstSegment *segment, GstFormat format, gint64 running_time);
gst_segment_set_running_time 1616 libs/gst/base/gstbasesink.c   gst_segment_set_running_time (segment, GST_FORMAT_TIME, current->start);
gst_segment_set_running_time 1697 libs/gst/base/gstbasesink.c   gst_segment_set_running_time (segment, GST_FORMAT_TIME, position);