Chroma Key
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In graphics and digital video editing programs, chroma key is a function that renders a specific color in a layer transparent. In television and film, it’s the technique of using a monochromatic background for the purpose of replacing it with a different image or scene in post-production. In the film industry it’s called blue screen.
Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.
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