摘要 |
PROBLEM TO BE SOLVED: To easily generate a color conversion coefficient directly reflecting a limit with respect to an input device signal onto an output device signal. SOLUTION: A color conversion coefficient storage means 10 stores lots of color conversion coefficients such as a linear lookup table(LUT) conversion table, a 3×3 matrix, and a 3-dimension LUT color conversion table. An operation panel 40 designates plural color conversion coefficients to be linked and designates an address to revise a value of the 3-dimension LUT color conversion table providing the color conversion coefficient after linking and a value of a table after the revision with respect to the address. A color conversion coefficient link means 30 reads the plural designated color conversion coefficients from the color conversion coefficient storage means 10 and links them to generate the 3-dimension LUT color conversion table to convert RGB signals into yellow, magenta, cyan, black YMCK signals. A color conversion coefficient revision means 20 revises a table value with respect to the designated address of the generated color conversion table into the designated table value.
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