| 摘要 |
PROBLEM TO BE SOLVED: To provide an image processor for aperiodically setting pixels for performing preliminary discharge so as not to make the pixels for performing preliminary discharge to be periodical by performing screen processing.SOLUTION: Image reception means of the image processor receives an image, generation means generates a screen mask such that positions of pixels for performing preliminary discharge are different between an aperiodic screen mask with pixels for performing preliminary discharge embedded and a screen mask adjacent to the screen mask, and processing means performs screen processing by the screen mask generated by the generation means to an image received by the image reception means. |
