David Torno takes a look at using the loop expressions in After Effects and shows how it functions using it on video, but also animated properties as well.

Check out the tutorial for using the loop expression in After Effects for animated properties here.

David Torno writes: Looping is a very common task in our industry and is mostly associated with video footage of some form. In this episode I will explain the loopOut(), loopIn(), loopOutDuration(), and the loopInDuration() expressions. We’ll learn how they function with video footage as well as how they can work when applied to animated properties.