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.