Image forming apparatus, method and computer readable medium specifying condition for converting printing colors into multi-color component data with special color added

摘要

Certain embodiments provide an image forming apparatus, including: an image forming part to form an image made of plural pixels by using plural printing colors and a special color different from the plural printing colors; an input part of image data of the image; an image processing part to output component data of the plural printing colors from the image data for each of the pixels; a user interface to specify a condition for converting the component data of the plural printing colors into component data of a multi color in which the special color is added to the plural printing colors; and a conversion part to convert the component data of the plural printing colors from the image processing part into the component data of the multi color to the image forming part based on the condition of the user interface.