signal callback delegate or function to connect
void callback(gstcontroller.control_point.ControlPoint timedValue, gstcontroller.timed_value_control_source.TimedValueControlSource timedValueControlSource)
timedValue The newly added #GstTimedValue (optional)
timedValueControlSource the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to ValueAdded signal.
Emitted right after the new value has been added to self