Extra functionality is available with each type of gatekeeper:

Gatekeeper
Guarding a gate and its surroundings.
Zooming in when an object appear.
Zooming out after a pre-set of seconds.

Advanced gatekeeper
Same as Gatekeeper, but the gate does not have to be in the center of the field of view.

Active gatekeeper
Same as Advanced Gatekeeper and adds possibility to use Autotracking to follow an object that moves away from the gate.

This article applies to the following products: