gst_interpolation_control_source_set_internal  491 libs/gst/controller/gstinterpolationcontrolsource.c   gst_interpolation_control_source_set_internal (self, timestamp, value);
gst_interpolation_control_source_set_internal  528 libs/gst/controller/gstinterpolationcontrolsource.c       gst_interpolation_control_source_set_internal (self, tv->timestamp,