Patent ID: 9275268
Filing Date: 2016-03-01
CPC Classification: G06K

Claim Text:
1. An image processing device, comprising: an image acquirer which acquires an image; a searcher which searches for a pixel satisfying a given condition from the image acquired by the image acquirer; a first determiner which determines whether the pixel satisfying the given condition is detected during the search by the searcher; a second determiner which determines whether a region comprising a set of pixels has a particular shape when the first determiner determines that the a pixel satisfying the given condition is detected; and a retainer which retains position information showing a position of the region comprising the set of pixels when the second determiner determines that the region has the particular shape, wherein the second determiner obtains a length of the region in a first direction by counting a number of pixels successively present in a given direction from the pixel satisfying the given condition under a same condition, then determines whether the region has the particular shape by determining whether the obtained length satisfies a particular condition with respect to a length of the region in a second direction.