Deprecated: Optional parameter $keys declared before required parameter $cms_id is implicitly treated as a required parameter in /home/www/dev/work/class/blog/CmsKey.php on line 75

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$title is deprecated in /home/www/dev/work/website/lvesu/class/controller/blog/php.php on line 28

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$outlink is deprecated in /home/www/dev/work/website/lvesu/template/blog/cms/php.manual.tpl on line 2

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$status is deprecated in /home/www/dev/work/website/lvesu/template/blog/index.head.php on line 2
PHP - Manual: Imagick::blueShiftImage - 互联网笔记

略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: Imagick::blueShiftImage

2025-04-26

Imagick::blueShiftImage

(PECL imagick 3 >= 3.3.0)

Imagick::blueShiftImageMutes the colors of the image

说明

public Imagick::blueShiftImage(float $factor = 1.5): bool

Mutes the colors of the image to simulate a scene at nighttime in the moonlight.

参数

factor

返回值

成功时返回 true

示例

示例 #1 Imagick::blueShiftImage()

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

?>
添加备注

用户贡献的备注

此页面尚无用户贡献的备注。

官方地址:https://www.php.net/manual/en/imagick.blueshiftimage.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3