(PECL imagick 2 >= 2.3.0, PECL imagick 3)
ImagickPixel::getColorValueQuantum — Gets the quantum value of a color in the ImagickPixel
Gets the quantum value of a color in the ImagickPixel. Return value is a float if ImageMagick was compiled with HDRI, otherwise an integer.
此函数没有参数。
The quantum value of the color element. Float if ImageMagick was compiled with HDRI, otherwise an int.
示例 #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
);
?>