Imagick::colorizeImage

(PECL imagick 2.0.0)

Imagick::colorizeImageBlends the fill color with the image

说明

Imagick::colorizeImage ( mixed $colorize , mixed $opacity [, bool $legacy = FALSE ] ) : bool

Blends the fill color with each pixel in the image.

参数

colorize

ImagickPixel object or a string containing the colorize color

opacity

ImagickPixel object or an float containing the opacity value. 1.0 is fully opaque and 0.0 is fully transparent.

返回值

成功时返回 TRUE

错误/异常

错误时抛出 ImagickException。

更新日志

版本 说明
2.1.0 Now allows a string representing the color as the first parameter and a float representing the opacity value as the second parameter. Previous versions allow only an ImagickPixel objects.

范例

Example #1 Imagick::colorizeImage()

<?php
function colorizeImage($imagePath$color$opacity) {
    
$imagick = new \Imagick(realpath($imagePath));
    
$opacity $opacity 255.0;
    
$opacityColor = new \ImagickPixel("rgba(0, 0, 0, $opacity)");
    
$imagick->colorizeImage($color$opacityColor);
    
header("Content-Type: image/jpg");
    echo 
$imagick->getImageBlob();
}

?>