This instructable tutorial explains how to use the green screen feature in iMovie 10.1. The process is explained from the filming stage all the way to the final product.
This tutorial covers:
-Green Screen filming tips
-Importing and setting up
-Keying out the green background
-Keying out extra left over shadows
-Cropping the green screen layer to remove areas where the green screen isn't in frame
-Aligning the keyed-out object to the background clip
-Adding motion to the effect
Download the tutorial project files: http://specialeffects.imoviehowto.com/imovie-10-1...