chromakey
The practicality of green-screen compositing is demonstrated by actor Iman Crosson in a self-produced video.
Top panel: A frame in a full-motion video shot in the actor's living room.
Bottom panel: The corresponding frame in the final version in which the actor impersonates Barack Obama "appearing" outside the White House's East Room.
Meanings
Noun
- The use of a particular colour (usually either green or blue) as a key in a TV studio in order to allow one image to be partially superimposed upon another, seamlessly
Verb
- To modify an image in this way.
Related
Narrower meaning words
Origin
- chroma + key
Modern English dictionary
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