(PECL imagick 2, PECL imagick 3)
ImagickPixel::getHSL — Returns the normalized HSL color of the ImagickPixel object
Returns the normalized HSL color described by the ImagickPixel object, with each of the three values as floating point numbers between 0.0 and 1.0.
此函數沒(méi)有參數。
Returns the HSL value in an array with the keys "hue", "saturation", and "luminosity". Throws ImagickPixelException on failure.
示例 #1 Basic Imagick::getHSL() example
<?php
$color = new ImagickPixel('rgb(90%, 10%, 10%)');
$colorInfo = $color->getHSL();
print_r($colorInfo);
?>
以上例程會(huì )輸出：
Array
(
[hue] => 0
[saturation] => 0.80001220740379
[luminosity] => 0.50000762951095
)
注意:
Available with ImageMagick library version 6.2.9 and higher.