Image encoding device
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United States of America Patent
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Nov 9, 2010
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app pub date -
Sep 26, 2005
filing date -
Sep 21, 1999
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Abstract
The object of the present invention is to provide an image encoding device and decoding device which allows the maximum compression rate to be achieved with a visually uniform level of picture quality. which controls parameter values determining the degree of data compression in line with the extent of characteristic distortion. The regions of picture quality of a visually uniform level thus obtained are all compressed using an image compression method with a high compression efficiency, thus allowing the maximum compression rate to be achieved.
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