US 11,706,371 B2
Apparatus and method for performing enhancement processing on color information
Kimimori Eguchi, Chiba (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on May 4, 2022, as Appl. No. 17/736,778.
Application 17/736,778 is a continuation of application No. 17/223,436, filed on Apr. 6, 2021, granted, now 11,356,578.
Claims priority of application No. 2020-071151 (JP), filed on Apr. 10, 2020.
Prior Publication US 2022/0263973 A1, Aug. 18, 2022
Int. Cl. H04N 1/40 (2006.01); G06K 15/02 (2006.01); H04N 1/409 (2006.01)
CPC H04N 1/40012 (2013.01) [G06K 15/188 (2013.01); G06K 15/1822 (2013.01); G06K 15/1826 (2013.01); H04N 1/4092 (2013.01)] 20 Claims
OG exemplary drawing
 
9. A method for controlling an image processing apparatus configured to generate black image data from input image data and output the black image data to a printer, the method comprising:
acquiring color information and attribute information included in the input image data;
including attribute information about enhancement processing in attribute information about a pixel of interest in the input image data on the basis that the color information of the pixel of interest satisfies a first condition;
performing the enhancement processing on the color information in a case where the attribute information about the pixel of interest satisfies a second condition; and
replacing the color information on which the enhancement processing is performed with the black image data.