One of the most common visual effects tasks is to replace an image or video in a shot with another—be it a computer screen, a picture on a wall, a bumper sticker on a car, etc.

This project-oriented course walks you through the major steps of replacing screens in After Effects, including tracking a screen in mocha AE, matching the new display to the depth-of-field blur and lighting of the original shot, and then cutting out a hand obscuring the screen using the Roto Brush and Refine Edge.

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