| 摘要 |
An image adjustment method is disclosed. The steps of the method include: receiving an image data having a plurality of original pixels, the number of the original pixels is equal to Num1, and 2N−1≰Num1≰2N−1, wherein N and Num1 are natural numbers; adding a plurality of expanding pixels to the image data, such that a sum of the original pixels and the expanding pixels is equal to 2N−1; calculating a plurality of cumulative pixel numbers corresponding to a plurality of gray levels, wherein each of the cumulative pixel numbers is not larger than the number of the original pixels and the expanding pixels corresponding to each of the gray levels; and tuning the gray levels of the original pixels according to the corresponding relationship between the gray levels and the cumulative pixel numbers.
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