Keyframes are an essential part of any non-linear video editing software. Keyframes are used to apply changes to an audio or video clip that occur over time. You can use keyframes with lots of features in FCP 7, including video filters, audio filters, and speeding up or slowing down your clip.
This tutorial will teach you the basics of using keyframes, and guide you step-by-step through using keyframes to gradually zoom in and out of a video clip.
