Invokes the default event handler for the given pad.
The EOS event will pause the task associated with pad before it is forwarded
to all internally linked pads,
The the event is sent to all pads internally linked to pad. This function
takes ownership of event.
Invokes the default event handler for the given pad. The EOS event will pause the task associated with pad before it is forwarded to all internally linked pads, The the event is sent to all pads internally linked to pad. This function takes ownership of event.