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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
WikiVisually
The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
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Framebuffer
Videos
A framebuffer is a portion of random-access memory containing a bitmap that drives a video display. It is a memory buffer containing data representing all the pixels in a complete video frame. Modern
Sun TGX Framebuffer
Sun TGX Framebuffer
Memory pattern on SWAC Williams tube CRT in 1951
Memory pattern on SWAC Williams tube CRT in 1951
A Sun cgsix framebuffer
A Sun cgsix framebuffer
Raster scan
Videos
A raster scan, or raster scanning, is the rectangular pattern of image capture and reconstruction in television. By analogy, the term is used for raster graphics, the pattern of image storage and tran
Framebuffer
…2002), AMD (who acquired ATI in 2006), and Intel. With a framebuffer, the electron beam (if the display technology uses one) is commanded to perform a raster scan, the way a television renders a broadcast signal. The color information for each point thus displayed on the screen is pulled directly from the framebuffer…
Raster-scan display sample; visible gaps between the horizontal scan lines divide each character
Raster-scan display sample; visible gaps between the horizontal scan lines divide each character
Monochrome CRTs lack individual pixels. Instead, they draw the picture as a series of continuous lines varying in luminosity, as in this image from a
Monochrome CRTs lack individual pixels. Instead, they draw the picture as a series of continuous lines varying in luminosity, as in this image from a slow-scan TV broadcast of Apollo 7. (Click the image to englarge.)