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Contrast image (enhance intensity differences in image).

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
GraphicsMagick 2.0 Yes Yes Yes Yes Yes
MBS( "GMImage.Contrast"; ImageRef; sharpen )   More


Parameter Description Example value
ImageRef The image reference number. 1
sharpen The sharpen value. An integer number, either 0 or 1. 1


Returns "OK" on success.


Contrast image (enhance intensity differences in image).
Enhances the intensity differences between the lighter and darker elements of the image. Set sharpen to a value other than 0 to increase the image contrast otherwise the contrast is reduced.

See also

Created 18th August 2014, last changed 22nd November 2015

GMImage.CompositeXY   -   GMImage.Copy

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