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GMImage.Gamma

Component: GraphicsMagick
Mac OS X: Works
Windows: Works

MBS( "GMImage.Gamma"; ImageRef; gammaRed; gammaGreen; gammaBlue )

Parameters

Parameter Description Example value
ImageRef The image reference (a number returned from the GMImage.New functions) 1
gammaRed The gamma value for the red channel. (or if only one value is given the gamma value for all channels) 0.5
gammaGreen The gamma value for the green channel. 0.5
gammaBlue The gamma value for the blue channel. 0.5

Result

Returns "OK" on success.

Description

Gamma correct image.
You can also pass only one gamma value for all three channels.

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