The replacement of a colour or colour range with another image or colour. The most common use is a blue screen, which allows a different background to later be added to a scene to create a special effect.
Professional trick for seamlessly inserting part of one video picture into another - used for special effects, such as making Superman fly.
The process of isolating portions of an image according to the chroma (or colour) of the image. Chromakey is typically used with blue or greenscreen shots.
is a video special effect where a person or object is shot in front of a colored surface, usually blue or green, and then the color is replaced with video from another source. This is a popular effect used by TV weathercasters who ap-pear to be standing in front of a map.
A method of electronically matting or inserting an image from one camera into the picture produced by another. Also called "keying", the system uses a solid color background behind the subject to be inserted and signal processing through a special effects generator.
Method of electronically inserting an image from one video source into the image of another through areas designated as its "key color." It is frequently used on news programs to display weather graphics behind talent.
electronically matting or inserting an image from one camera into the picture produced by another also called "keying." The subject to be inserted is shot against a solid color background. Signals from the two sources are merged through a special effects generator.
(n) Electronic process of inserting one video source over another – a weathercaster chromakeyed over weather maps, for instance – so that it appears to be a single scene. Sometimes called “green screen” because a green background is used in one of the shots and is electronically replaced by video from the other shot. (v) To use chromakey.
