choose
To pick a command or option. To choose a menu command or command button in a graphical user interface, you click on it. The terms choose and select are often used interchangeably, but some authors make a distinction between choosing, which actually activates a command, and selecting, which merely highlights a command or other object.
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- chroma bug
Slang name for a Chroma Upsampling Error (CUE). The chroma bug is the tiny horizontal streaks of incorrect coloration that often occur with DVD players. These streaks show along the top and bottom edges of color patches and may also show up during playback as indentations along diagonal color boundaries giving a serrated or comb […]
- chroma key
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.
- chroma noise
In digital photography and digital video, chroma noise are fluctuations in color and luminance. Chroma noise is unnatural in appearance in the image or video. Noise reduction software can be used reduce both chroma noise.
- chromatic aberration
In digital photography chromatic aberration refers to a defect in some optical lens systems that adds false color to images. These colors usually take the form of a light purple halo around the observed object. Also called purple fringing.
- chromatic dispersion
In fiber optic transmissions, chromatic dispersion is a term used to describe the spreading of a light pulse as it travels down a fiber when light pulses launched close together (high data rates) spread too much and result in errors and a loss of information. Chromatic dispersion can be compensated for with the use of […]