Improved method of compressing jpeg files using a...

Details Improved method of compressing jpeg files using a... Improved method of compressing jpeg files using a...

H - Electricity

04

N

H04N 7/50 (2006.01) G06T 9/00 (2006.01) H04N 7/26 (2006.01) H04N 7/30 (2006.01)

Patent

CA 2325266

A method for compressing digital image data to improve the efficiency of serial data transmission is disclosed. More specifically, the present invention accomplishes image compression by performing the most complex portions of a standard compression technique on a subset of the originally provided data utilizing a modified two-dimensional discrete cosine transform. The invention includes a fast JPEG compressor using a Haar transform with a conditional transform.

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