Patent ID: 9258446
Filing Date: 2016-02-09
CPC Classification: H04N

Claim Text:
1. An image processing apparatus, comprising: an acceptance unit that accepts image data and reading data, the reading data being read by an image reading apparatus from a medium on which an image of the image data is formed by an image forming apparatus; an extraction unit that extracts a rectangular image by segmenting one image of the image data and the reading data to have a size based on a tolerable error which occurs from the image forming apparatus and/or the image reading apparatus reading the medium, the tolerable error being predetermined in design specification of the image forming apparatus and the image reading apparatus; a searching unit that searches for a matching image in the other image of the image data and the reading data, which corresponds to a position of the rectangular image extracted by the extraction unit within a range of movement amounts based on the size of the rectangular image and the tolerable error; and a comparison unit that compares the rectangular image extracted by the extraction unit with the matching image searched by the searching unit.