Patent ID: 9277063
Filing Date: 2016-03-01
CPC Classification: H04N

Claim Text:
1. An apparatus comprising: an acquisition unit configured to acquire image data read by a reading unit reading an image of a predetermined pattern printed on a printing medium, wherein the reading is performed by the reading unit executing scanning relative to the printing medium, and the predetermined pattern includes a mark for detecting a position of the printing medium and a plurality of patterns for detecting a distortion of an image of the image data acquired by the acquisition unit; an obtaining unit configured to obtain displacement amounts between a plurality of regions in the image data acquired by the acquisition unit and ideal positions of the plurality of regions, based on the mark and the plurality of patterns, wherein the plurality of regions correspond to the plurality of patterns; a specification unit configured to specify reading adjustment values in accordance with the displacement amounts between the plurality of regions and the ideal positions obtained by the obtaining unit; and a correction unit configured to correct reading processing of the reading unit in accordance with the reading adjustment values specified by the specification unit.