| 摘要 |
A predetermined display image is displayed on a display device, and a hue of the display image corresponding to an input position obtained from a pointing device is obtained. A predetermined range having the obtained hue at a center thereof is set as a conversion target range, and at least one of saturation, brightness, and hue is changed with respect to a pixel of the display image which has a hue within the conversion target range to display a resultant image on the display device.
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