Sets the given activate function for pad. The activate function will dispatch to gst_pad_activate_mode() 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.
See Implementation
Sets the given activate function for pad. The activate function will dispatch to gst_pad_activate_mode() 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.