Patent ID: 7031515
Filing Date: 2006-04-18
Classification: G06T,H04N

Abstract:
1. An image processing apparatus which processes a plurality of image signals inputted from an image reading apparatus which has a first image reading section consisting of one or a plurality of line CCD sensors and a second image reading section consisting of a plurality of line CCD sensors having different color characteristics and reads an image of a document, said image processing apparatus comprising: a detection section which detects whether a remarked pixel in a first image signal read by said first image reading section is of an edge; a color judgment section which makes judges whether said remarked pixel in a second image signal read by said second image reading section has a chromatic color or an achromatic color; and a black line drawing judgment section which judges whether said remarked pixel is of a black line drawing based on a detection result from said detection section and a judgment result from said color judgment section.