Patent ID: 8411937
Filing Date: 2013-04-02
Classification: H04N

Abstract:
1. An image processing apparatus comprising: an analyzing unit that analyzes colors being used in an image; a determining unit that determines, based on an analysis result provided by the analyzing unit, as to whether or not the colors being used in the image are to be converted into one or more limited colors; and a color conversion unit, wherein when the determining unit determines that the colors being used in the image are to be converted into the one or more limited colors, the color conversion unit converts the colors being used in the image into the one or more limited colors, wherein the analyzing unit extracts one or more representative colors of the colors being used in the image, the determining unit determines as to whether or not the colors being used in the image are to be converted into the one or more limited colors with the extracted one or more representative colors being used as the one or more limited colors, the color conversion unit converts the color being used in the image into the one or more representative colors, the determining unit calculates a sum of differences between the colors of respective pixels of the image and the one or more representative colors into which the colors are to be converted, and if the sum is within a predetermined range, the determining unit determines that the colors of the corresponding pixels of the image are to be converted to the one or more representative colors.