发明名称 Color error diffusion with error signal offset
摘要 A method for multi-toning an input digital image having input pixels with two or more color channels to form an output digital image having modified output levels. The method includes determining modified output levels using a combined error signal formed from intermediate error signals for each color channel together with an error signal offset value, and adjusting the input levels for the nearby pixels responsive to weighted error signals.
申请公布号 US7982916(B2) 申请公布日期 2011.07.19
申请号 US20080275705 申请日期 2008.11.21
申请人 EASTMAN KODAK COMPANY 发明人 SPAULDING KEVIN E.;COUWENHOVEN DOUGLAS W.
分类号 H04N1/405;H04N1/56 主分类号 H04N1/405
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