发明名称 Image processing method and apparatus capable of automatic color masking
摘要 An image processing method and apparatus are disclosed, wherein differences between maximum and minimum values for predetermined pixel data of a color image to be processed, for three dimensional pixel data, are calculated, a color correction masking coefficient is determined in accordance with the operation result. If necessary, the image is judged to determine if it requires color masking correction, and thereafter the color correction masking coefficient is determined.
申请公布号 US5398123(A) 申请公布日期 1995.03.14
申请号 US19890397896 申请日期 1989.08.24
申请人 CANON KABUSHIKI KAISHA 发明人 KATSUMA, MAKOTO
分类号 H04N1/60;(IPC1-7):H04N1/46;G03F3/08 主分类号 H04N1/60
代理机构 代理人
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