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Qu'est-ce (qui) est raster - définition
WIKIMEDIA DISAMBIGUATION PAGE
Raster display; Raster scan display; Raster (disambiguation)
raster
<hardware> The area of a video display that is covered by
sweeping the electron beam of the display in a series of
horizontal lines from top to bottom. The beam then returns to
the top during the vertical flyback interval.
See also CRT, frame buffer.
(1995-03-22)
raster
['rast?]
¦ noun a rectangular pattern of parallel scanning lines followed by the electron beam on a television screen or computer monitor.
Origin
1930s: from Ger. Raster, lit. 'screen', from L. rastrum 'rake'.
Raster graphics
![reflection]] (almost free), either before or afterwards, amounts to a 90° image rotation in one direction or the other.](https://commons.wikimedia.org/wiki/Special:FilePath/Matrix transpose.gif?width=200 "reflection]] (almost free), either before or afterwards, amounts to a 90° image rotation in one direction or the other.")
DOT MATRIX DATA STRUCTURE, REPRESENTING A GENERALLY RECTANGULAR GRID OF PIXELS, OR POINTS OF COLOR, VIEWABLE VIA A MONITOR, PAPER, OR OTHER DISPLAY MEDIUM
Bit-mapped graphics; Bitmap graphics; Raster image; Raster format; Raster Graphics; Pixelmap; Bitmapped; Raster images; Bit-Mapped Graphics; Rastor; Bitmapped graphics; Bitmapped image; Raster graphic; Rasterized image; Video raster; Raster data; Bitmapped display; Raster drawing; Contones; Gridded data
smiley face] in the top left corner is a raster image. When enlarged, individual pixels appear as squares.
Wikipédia
Raster
Raster may refer to:
- Raster graphics, graphical techniques using arrays of pixel values
- Raster graphics editor, a computer program
- Raster scan, the pattern of image readout, transmission, storage, and reconstruction in television and computer images
- Rasterisation, or rasterization, conversion of a vector image to a raster image
- Raster image processor, or RIP, a component of a printing system that performs rasterisation
- Raster interrupt, a computer interrupt signal
- Raster to vector, an image conversion process
- Raster bar, an effect used in computer demos
- Raster-Noton, a record label
- Rastrum, a device used in medieval music manuscripts to draw staff lines
- Raster Document Object, a file format
