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Meaning of ADAM7

 
Matching Terms:  adam, adam smith, adam, a type, adam, the city of, adamah, adamakegen, adamance, adam-and-eve, adamant, adamantean, adamantine, adamantinoma, adamantly, adambulacral, adami, adamic, adamite, adamo, adams, adam's apple, adam's needle, adam's needle-and-thread, adam's peak, adams stokes syndrome, adams-stokes syndrome

Computing Dictionary
 
 Definition: 

One of the progressive coding methods used in png images. Adam7, named after its author, Adam M. Costello, consists of seven distinct passes over the image. Each pass transmits a subset of the pixels in the image. The pass in which each pixel is transmitted is defined by replicating the following 8-by-8 pattern over the entire image, starting at the top left:

 1 6 4 6 2 6 4 6
 7 7 7 7 7 7 7 7
 5 6 5 6 5 6 5 6
 7 7 7 7 7 7 7 7
 3 6 4 6 3 6 4 6
 7 7 7 7 7 7 7 7
 5 6 5 6 5 6 5 6
 7 7 7 7 7 7 7 7

 

 

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