Animation Physics

Pencil - a traditional 2D animation software Free Chroma-Key Green Screen Photo Editing - EASY When you take a picture with a green screen or a blue screen background, some photo editors have a feature called "chroma key" to allow you to replace the green or blue color with any background picture of your choice. The photo editor used here is Paint.NET with a free plugin enabling the chroma key / green screen - blue screen cabability. The chroma key feature has adjustable sliders to fine tune the amount of blue or green that is keyed out. To use this in a computer lab or a technology class, install and test the photo editing program and chroma key plugin in advance. Example: The "Before" pictures shows some people in front of a green screen background. Things you will need: 1. 2. 3. Install Paint.NET. Read the requirements, you may need to download an additional supporting program from Microsoft called the .Net Framework 3.5 SP1 (Free). Install the Green Screen- Blue Screen / ChromaKey Plugin Place the following two pictures on your desktop: Here is the result. Final result: