Patent ID: 7715065
Filing Date: 2010-05-11
Classification: H04N

Abstract:
1. An image processing apparatus, comprising: a conveying unit that conveys an original; a scanning unit that scans the conveyed original line by line to generate image information including image data corresponding to a plurality of lines; a detecting unit that detects, for each of the lines, whether image data in each of the lines, in the generated image information is chromatic or achromatic; a determining unit that determines whether the entire original is chromatic or achromatic based on only a detection result of the detecting unit for a first area of the image information, the first area including at least one of the plurality of lines, excluding a detection result for a predetermined second area of the image information, the predetermined second area including an end line among the lines scanned in a scanning direction of the original; and a storing unit that stores a detection result of the detecting unit; wherein the determining unit determines whether the original is chromatic or achromatic based on a detection result for the first area stored in the storing unit.