Imagick::solarizeImage

(PECL imagick 2.0.0)

Imagick::solarizeImage — Applies a solarizing effect to the image

说锟斤拷

Imagick::solarizeImage ( int $threshold ) : bool

Applies a special effect to the image, similar to the effect achieved in a photo darkroom by selectively exposing areas of photo sensitive paper to light. Threshold ranges from 0 to QuantumRange and is a measure of the extent of the solarization.

锟斤拷锟斤拷

threshold

锟斤拷锟斤拷值

锟缴癸拷时锟斤拷锟斤拷 TRUE锟斤拷

锟斤拷锟斤拷

Example #1 Imagick::solarizeImage()

<?php
function solarizeImage($imagePath, $solarizeThreshold) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->solarizeImage($solarizeThreshold * \Imagick::getQuantum());
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>