image.sharpen()

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Sharpens a image by using the unsharp mask filter.


		image.sharpen( gain=number )

Returns: Image

Argument	Description
gain _{number, optional}	edit Gain values can be integers or real numbers. The default value is 1.0. The value determines whether the image is blurred or sharpened: if > 0, the image is sharpened if = 0, no effect if < 0, the image is blurred

Argument

Description

gain

_{number,

optional}

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Gain values can be integers or real numbers. The default value is 1.0. The value determines whether the image is blurred or sharpened:

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	img=imageRead("https://avatars1.githubusercontent.com/u/10973141?s=280&v=4");
	img.Sharpen(2);
	cfimage(action="writeToBrowser",source=img);