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ImagickPixel::getHSL

(PECL imagick 2, PECL imagick 3)

ImagickPixel::getHSLReturns the normalized HSL color of the ImagickPixel object

說(shuō)明

public ImagickPixel::getHSL(): array

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.

參數

此函數沒(méi)有參數。

返回值

Returns the HSL value in an array with the keys "hue", "saturation", and "luminosity". Throws ImagickPixelException on failure.

范例

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
)

注釋

注意:

Available with ImageMagick library version 6.2.9 and higher.

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