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    • 5. 发明授权
    • Image processing apparatus and computer readable medium
    • 图像处理装置和计算机可读介质
    • US08213713B2
    • 2012-07-03
    • US12570078
    • 2009-09-30
    • Shintaro AdachiToshiyuki YamadaNobuo InoueTsutomu KimuraMinoru Sodeura
    • Shintaro AdachiToshiyuki YamadaNobuo InoueTsutomu KimuraMinoru Sodeura
    • G06K9/34
    • H04N1/642H04N1/644
    • An image processing apparatus is provided, the image processing apparatus including: a limited color conversion processing section that extracts plural pieces of color information constructing image information and converts the plural pieces of color information into color information representing specific colors to which each of the plural pieces of color information belongs; a by-color separation processing section that separates the image information containing the converted color information for each of the specific colors; a compression determination section that determines a compression system for each color as to each of pieces of image information which are separated by the by-color separation processing section for each of the specific colors; a compression processing section that compresses said each of pieces of image information according to the determined compression system for each color; and a layered structure forming processing section that collectively outputs said each of pieces of image information compressed.
    • 提供一种图像处理装置,所述图像处理装置包括:有限颜色转换处理部分,提取构成图像信息的多个颜色信息,并将所述多个颜色信息转换成表示特定颜色的颜色信息,每个所述多个颜色信息 的颜色信息属于; 逐色分离处理部分,分离包含每个特定颜色的转换颜色信息的图像信息; 压缩确定部分,针对每种颜色分离处理部分针对每个特定颜色分离的每个图像信息确定每种颜色的压缩系统; 压缩处理部,根据所确定的每种颜色的压缩系统对所述每个图像信息进行压缩; 以及层叠结构形成处理部,其共同地输出压缩的所述各个图像信息。