Image compression

  • Authors:
  • G. Motta;F. Rizzo;J. A. Storer

  • Affiliations:
  • -;-;-

  • Venue:
  • Encyclopedia of Computer Science
  • Year:
  • 2003

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Abstract

Digital image compression methods reduce the space necessary to encode, store or transmit digital images by changing the way those images are represented. To see why image compression is desirable, consider an 8 × 10 inch color picture, digitized using a resolution of 600 pixels per inch and a byte for each of three color planes. Then the number of bytes required to represent each image is: