发明名称 Color image processing apparatus
摘要 An image processing apparatus, capable of secure color judging regardless of the kind of the original image, is disclosed. The apparatus is provided with color judging means for color judgment from input image data, and background color detection means (CPU) for detecting the background color of the image data, and color judging areas of the color judging means are modified according to the hue, luminocity or saturation of the background color detected by said background color detection means.
申请公布号 US5489989(A) 申请公布日期 1996.02.06
申请号 US19920968054 申请日期 1992.10.28
申请人 CANON KABUSHIKI KAISHA 发明人 SHIMIZU, HIDEAKI;OZAKI, HIDENORI
分类号 H04N1/46;G06T1/00;H04N1/56;H04N1/60;(IPC1-7):H04N1/60 主分类号 H04N1/46
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