bn:03238301n
Noun Concept
Categories: Film and video terminology, Television terminology, All articles with vague or ambiguous time, Articles with short description, Film and video technology
EN
chroma key  Blue back  Colour separation overlay  Blue-screen  Blue-screened
EN
Chroma key compositing, or chroma keying, is a visual-effects and post-production technique for compositing two or more images or video streams together based on colour hues. Wikipedia
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