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dModifyContrast (Function) In french: dModifieContraste Changes the contrast of an image contained: - in an Image control,
- in a variable of type Image.
// Change contrast
dModifyContrast(IMG_Image1, 50)
Syntax
<Result> = dModifyContrast(<Source image> , <Contrast variation> [, <Destination image>])
<Result>: Boolean - True if the contrast was modified,
- False otherwise.
<Source image>: Name of the Image control or variable Image to use. The image can correspond to: - the name of an Image control.
- the name of a variable of type Image.
<Contrast variation>: Real Value between -100 and +100. Negative values decrease the contrast, positive values increase it. This value will be added to the current contrast to get a new contrast. <Destination image>: Optional control name or optional Image variable Image where the transformed image will be drawn. The image can correspond to: - the name of an Image control.
- the name of a variable of type Image.
If this parameter is not specified, the transformation will be performed on the <Source image>. Business / UI classification: Neutral code
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