Harness.addProbe

void addProbe(string elementName, string padName, gst.types.PadProbeType mask, gst.types.PadProbeCallback callback)

A convenience function to allows you to call gst_pad_add_probe on a #GstPad of a #GstElement that are residing inside the #GstHarness, by using normal gst_pad_add_probe syntax

MT safe.

Parameters

`elementName`	a #gchar with a #GstElementFactory name
`padName`	a #gchar with the name of the pad to attach the probe to
`mask`	a #GstPadProbeType (see gst_pad_add_probe)
`callback`	a #GstPadProbeCallback (see gst_pad_add_probe)