The Imagick class
PHP Manual

Imagick::modulateImage

(PECL imagick 2.0.0)

Imagick::modulateImageControl the brightness, saturation, and hue

설명

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

이 함수는 현재 문서화 되어있지 않습니다; 인수 목록만을 제공합니다.

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.

인수

brightness

saturation

hue

반환값

성공시에 TRUE를 반환합니다.


The Imagick class
PHP Manual