Patent ID: 8315437
Filing Date: 2012-11-20
Classification: H04N

Abstract:
1. An image processor that determines whether images formed on a plurality of recording media based on an image on an original are defective or non-defective, comprising: a first determination unit configured to determine an area of a sheet-surface portion in a first image formed on a predetermined recording medium, based on the image of the original; a correction unit configured to perform correction on image data of a second image formed on another recording medium based on the image of the original, by making use of image data of a group of pixels which are determined to correspond to the area of the sheet-surface portion, by said first determination unit; and a second determination unit configured to determine whether or not the second image is defective or non-defective by making use of a value of a predetermined one bit of image data of the second image corrected by said correction unit.