US 11,706,363 B2
Image processing apparatus and image processing method for inspecting presence/absence of a defect in a print product
Hiroki Watabe, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Oct. 21, 2021, as Appl. No. 17/507,612.
Claims priority of application No. 2020-186563 (JP), filed on Nov. 9, 2020.
Prior Publication US 2022/0150375 A1, May 12, 2022
Int. Cl. H04N 1/00 (2006.01); G06T 7/00 (2017.01)
CPC H04N 1/00816 (2013.01) [G06T 7/0004 (2013.01); H04N 1/00037 (2013.01); H04N 1/00087 (2013.01); G06T 2207/30144 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An image processing apparatus, comprising:
a print setting acquisition unit configured to acquire a print paper size;
a threshold setting unit configured to set, based on the print paper size, a threshold for a protruding portion of a print product, the protruding portion protruding from a reading range;
an image acquisition unit configured to acquire a scanned image of the print product;
a detection unit configured to detect the protruding portion from the scanned image; and
a conveyance displacement abnormality detection unit configured to detect conveyance displacement abnormality from the threshold and a result of the detection.