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Use EffecTV and Simple DirectMedia Layer (SDL) to create your own real-time visual effects on live video. Learn how to integrate geometric primitives, bitmap image loading, and simple motion tracking to create your own games, leading-edge user interfaces, or immersive environments. Explore the EffecTV and SDL architectures, and learn how to harness the power of open source video processing on Linux. Future versions to be published here shortly include more advanced manipulations of the video input to make interesting games. version 0.1 is a simple "ball falling down the screen game" where you have to jump around and duck and dodge. versions 0.2 adds shrinking of your image on the video screen, and occlusion of your head with funny images.