color difference signals

color difference signals
цветоразностные сигналы
пары видеосигналов, содержащие цветовые компоненты минус компоненту яркости, обычно B-Y&R-Y (G-Y не используется, поскольку несёт меньше информации). Цветоразностные сигналы для чёрно-белой картинки равны нулю. Преимущество цветоразностных сигналов в том, что можно незаметно для глаза уменьшать цветовую компоненту в большей степени, чем яркостную (luma)

Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.

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  • color difference signals — F/A/V signals which convey color information such as hue and saturation in a composite format. Two such signals are needed. These color difference signals are R Y and B Y, sometimes referred to as Pr and Pb or Cr and Cb …   Audio and video glossary

  • Color television — Title card for NBC, promoting their broadcast in RCA color . Color television is part of the history of television, the technology of television and practices associated with television s transmission of moving images in color video. In its most… …   Wikipedia

  • Color killer — The color killer is an electronic stage in color TV receiver sets which acts as a muting circuit to cut off the color amplifiers when the TV receives a monochrome signal.[1] Contents 1 Monochromatic transmission 2 Color transmission 3 …   Wikipedia

  • Color blindness — Colorblind and Colourblind redirect here. For other uses, see Colorblind (disambiguation). Color blindness or color deficiency Classification and external resources An 1895 illustration of normal vision and various kinds of color blindness …   Wikipedia

  • RGB color model — RGB redirects here. For other uses, see RGB (disambiguation). A representation of additive color mixing. Projection of primary color lights on a screen shows secondary colors where two overlap; the combination of all three of red, green, and blue …   Wikipedia

  • Color Graphics Adapter — The 640×200 2 color mode with its default foreground color Arachne Internet suite. The Color Graphics Adapter (CGA), originally also called the Color/Graphics Adapter or IBM Color/Graphics Monitor Adapter,[1] introduced in 1981, was IBM s first… …   Wikipedia

  • Color vision — White light shone onto a green surface is perceived as green by the human eye, and processed as such in the brain s visual cortex …   Wikipedia

  • Color — This article is about the perceptual property. For other uses, see Color (disambiguation). For usage of color on Wikipedia, see Wikipedia:Colors. Colored pencils Color or colour (see spelling differences) is the visual perceptual property… …   Wikipedia

  • Color calibration — The aim of color calibration is to measure and/or adjust the color response of a device (input or output) to a known state. In ICC terms this is the basis for a additional color characterization of the device and later profiling[1]. In non ICC… …   Wikipedia

  • SECAM — SECAM, also written SÉCAM (Séquentiel couleur à mémoire,[1] French for Sequential Color with Memory ), is an analog color television system first used in France. A team led by Henri de France working at Compagnie Française de Télévision (later… …   Wikipedia

  • Component video — This article is about analog component video: for the processing of color components in digital video, see digital video, Chroma subsampling and YCbCr Not to be confused with Composite video. Three cables, each with RCA plugs at both ends, are… …   Wikipedia


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