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Control the brightness, saturation, and hue


Imagick::modulateImage

(PECL imagick 2.0.0)

Imagick::modulateImageControl the brightness, saturation, and hue

Description

bool Imagick::modulateImage ( float $brightness , float $saturation , float $hue )

Lets you control the brightness, saturation, and hue of an image. Hue is the percentage of absolute rotation from the current position. For example 50 results in a counter-clockwise rotation of 90 degrees, 150 results in a clockwise rotation of 90 degrees, with 0 and 200 both resulting in a rotation of 180 degrees.

Parameters

brightness

saturation

hue

Return Values

Returns TRUE on success.



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