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Chroma key is achieved by comparing the phase of the video to the phase corresponding to the pre-selected colour. In-phase portions of the video are replaced by the alternate background video. [citation needed] In digital colour TV, colour is represented by three numbers (red, green, blue intensity levels).
Monochrome monitor. A monochrome monitor is a type of computer monitor in which computer text and images are displayed in varying tones of only one color, as opposed to a color monitor that can display text and images in multiple colors. They were very common in the early days of computing, from the 1960s through the 1980s, before color ...
A digital on-screen graphic, digitally originated graphic ( DOG, bug, [1] network bug, or screenbug) is a watermark-like station logo that most television broadcasters overlay over a portion of the screen area of their programs to identify the channel. They are thus a form of permanent visual station identification, increasing brand recognition ...
Wire removal. Wire removal is a visual effects technique used to remove wires in films, where the wires are originally included as a safety precaution or to simulate flying in actors or miniatures. It uses a lot of rotomatting, a process of using splines in a program like After Effects or Nuke to extract a subject from a video, motion tracking ...
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The TiVo green screen of death. A Green Screen of Death is a green screen that appears on a TiVo with a message that includes the words "the DVR has detected a serious problem and is now attempting to fix it
Screen-door effect. The screen-door effect ( SDE) is a visual artifact of displays, where the fine lines separating pixels (or subpixels) become visible in the displayed image. This can be seen in digital projector images and regular displays under magnification or at close range, but the increases in display resolutions have made this much ...
The GreenScreen List Translator is a procedure for assessing chemical hazard used to identify chemicals of concern to prioritize for removal from product formulations.
In Belarus, digital on-screen graphics were introduced in 1992. Until 1997, national television station Belarus-1 showed their digital on-screen graphics in the bottom right corner of the screen. It was originally just text saying "ТБК", with the Б being red and the Т and К being white.
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