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GMImage.Modulate

Modulate percent hue, saturation, and brightness of an image.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
GraphicsMagick 2.0 Yes Yes Yes Yes Yes

MBS( "GMImage.Modulate"; ImageRef; brightness; saturation; hue )

Parameters

Parameter Description Example value
ImageRef The image reference number. 1
brightness The brightness value. 100
saturation The saturation value. 0
hue The hue value. 100

Result

Returns "OK" on success.

Description

Modulate percent hue, saturation, and brightness of an image.
Modulation of saturation and brightness is as a ratio of the current value (100 for no change). Modulation of hue is an absolute rotation of -180 degrees to +180 degrees from the current position corresponding to an argument range of 0 to 200 (100 for no change).

Examples

Increase brightness:

MBS("GMImage.Modulate"; $Image; 110; 100; 100);

Increase saturation:

MBS("GMImage.Modulate"; $Image; 100; 110; 100);

Increase hue:

MBS("GMImage.Modulate"; $Image; 100; 100; 110);

See also


GMImage.Minify   -   GMImage.MontageGeometry

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