Imagick::modulateImage(PECL imagick 2.0.0) Imagick::modulateImage — Control the brightness, saturation, and hue Описание
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. Список параметров
Возвращаемые значенияВ случае успешной работы возвращает TRUE. |
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