Creative Dojo shows four ways to fill gaps in an After Effects Composition Viewer.

This new tutorial from VinhSon Nguyen (Creative Dojo) shows a few methods for filling those gaps and spaces when your footage aspect ratio doesn’t match your compositions.

The first thing everyone thinks about is to scale the clip so that it fills the viewer better. There are some alternatives to this, including a few plugins you can try to vary up Ae’s scale and scale effect.