在线文档教程
PHP
Image/ImageMagick

Imagick::solarizeImage

Imagick::solarizeImage

(PECL imagick 2.0.0)

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

Description

bool Imagick::solarizeImage ( int $threshold )

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.

Parameters

threshold

Return Values

Returns TRUE on success.

Examples

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( } ?>

← Imagick::smushImages

Imagick::sparseColorImage →

© 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

https://secure.php.net/manual/en/imagick.solarizeimage.php