Sets the given activate function for pad. The activate function will dispatch to Pad.activateMode to perform the actual activation. Only makes sense to set on sink pads.
Call this function if your sink pad can start a pull-based task.
the GstPadActivateFunction to set.
user_data passed to notify
notify called when activate will not be used anymore.
Sets the given activate function for pad. The activate function will dispatch to Pad.activateMode to perform the actual activation. Only makes sense to set on sink pads.
Call this function if your sink pad can start a pull-based task.