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This technique is also referred to as colour keying, colour separation overlay (CSO; primarily by the BBC [3]), or by various terms for specific colour-related variants such as green screen or blue screen; chroma keying can be done with backgrounds of any colour that are uniform and distinct, but green and blue backgrounds are more commonly ...
Live-action shooting for compositing is variously called "chroma key", "blue screen", "green screen" and other names. Today, most compositing is achieved through digital image manipulation. Pre- digital compositing techniques, however, go back as far as the trick films of Georges Méliès in the late 19th century, and some are still in use.
The current version is the fourth generation of the Primatte technology and has features such as ‘Auto-Compute’ that automatically detects the backing screen color, eliminates it and does clean-up on the foreground and backing screen area noise. It is available on the Microsoft Windows, Red Hat Linux, SGI IRIX and the Apple Macintosh platforms.
Green screen compositing, or more generally chroma key compositing, is a technique for combining two still images or video frames. Green screen may also refer to: Green-screen display, a monochrome CRT computer display; GreenScreen Interactive Software, a publisher of video games
Blue screen, Blue Screen or bluescreen may refer to: Chroma key or blue-screen compositing, a technique for combining two still images or video frames;
Chroma keying, commonly done with a green screen, allows a subject to appear composited against the background. As digital video editing advanced, visual effects became possible, and is part of the standard toolkit, usually found in prosumer and professional grade software.
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