FIELD: physics, computer engineering.
SUBSTANCE: invention relates to image compression systems and methods. The method of compressing a digital image in a computing device comprises steps of dividing an image into a plurality of image subregions; selecting from a catalogue which includes a plurality of predetermined template forms, wherein each template form comprises a plurality of elements, properties and image variables, such as colour, colour gradient, gradient direction or reference pixel, and wherein each said form is identified by a code, the template form of each subregion best corresponding to one or more image elements of said subregion; and generating a compressed data set for the image, wherein each subregion is represented by a code which identifies the template form selected therefor.
EFFECT: improved compression of image data, thereby reducing the amount of data used to display an image.
22 cl, 4 dwg
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Authors
Dates
2015-04-10—Published
2010-04-08—Filed