| 摘要 |
An image forming apparatus for forming an image by performing exposure scanning of an image carrier is provided. The apparatus includes: a unit for storing image data having a height in a sub-scanning direction equivalent to a certain number of amounts of the image data obtained by a single main scan; a unit for, in a case where a block in which is located a scan line of image data that is the scanning target has moved in a sub-scanning direction, storing a block position and a moving direction; a unit for, based on the skew information, converting image data of the main scan line and outputting an amount of image data that is obtained by a single main scan; and a unit for, when a block unit has been processed, replacing the processed block unit with another block unit.
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