Patent ID: 11922242
Assignee: CANON KABUSHIKI KAISHA
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. An image forming apparatus comprising:
a control unit configured to control whether or not to perform thickening processing to thicken an object in an upper layer and an object in a lower layer in image data included in a print job based on a raster operation code designating drawing processing in a case where the object in the upper layer and the object in the lower layer overlap, wherein
the control unit:
does not perform the thickening processing in a case where a value of the raster operation code is MERGEPEN and a color of the object in the upper layer is not a black color; and
performs the thickening processing in a case where the value is MERGEPEN, the color of the object in the upper layer is a black color, and a pure black function is applied to the black color.