Patent ID: 6928516
Filing Date: 2005-08-09
Classification: G06T

Abstract:
1. A method of image data processing comprising the steps of: dividing an image into a plurality of two dimensional tiles, each tile composed of a first predetermined number of a plurality of pixels adjacently disposed in each scan line of a second predetermined number of a plurality of adjacent scan lines; storing image data in tiles in a memory having data words of a predetermined data width, each data word including said first predetermined number of a plurality of pixels adjacently disposed in a single scan line, a set of said second predetermined number of consecutive data words corresponding to a two dimensional tile of the image whereby adjacent data words include pixels of adjacent scan lines, and whereby each tile is stored in said second predetermined number of adjacent data words; transferring a tile of image data from the memory to a cache; performing image operations upon said tile of image data transferred to the cache; and transferring said tile of image data from the cache to the memory.