phpday 2025 - Call For Papers

ImagickPixel::getColorValueQuantum

(PECL imagick 2 >= 2.3.0, PECL imagick 3)

ImagickPixel::getColorValueQuantumGets the quantum value of a color in the ImagickPixel

説明

public ImagickPixel::getColorValueQuantum(int $color): int|float

Gets the quantum value of a color in the ImagickPixel. Return value is a float if ImageMagick was compiled with HDRI, otherwise an integer.

パラメータ

この関数にはパラメータはありません。

戻り値

The quantum value of the color element. Float if ImageMagick was compiled with HDRI, otherwise an int.

例1 ImagickPixel::getColorValueQuantum()

<?php
$color
= new \ImagickPixel('rgb(128, 5, 255)');
$colorRed = $color->getColorValueQuantum(\Imagick::COLOR_RED);
$colorGreen = $color->getColorValueQuantum(\Imagick::COLOR_GREEN);
$colorBlue = $color->getColorValueQuantum(\Imagick::COLOR_BLUE);
$colorAlpha = $color->getColorValueQuantum(\Imagick::COLOR_ALPHA);

printf(
"Red: %s Green: %s Blue %s Alpha: %s",
$colorRed,
$colorGreen,
$colorBlue,
$colorAlpha
);

?>

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