| 摘要 |
An image processing apparatus that corrects the gradation scale of brightness values of an image represented by image data produced in a predetermined imaging apparatus. The image processing apparatus including: an acquiring mechanism that acquires information identifying a predetermined location within the image represented by the image data or information concerning brightness values of the predetermined location or both, and also the image data; and a correcting mechanism that corrects the gradation scale of the brightness values of the image represented by the image data using, as a reference value, the average of the brightness values of the predetermined location identified by the acquired information.
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