Imagick::charcoalImage

(PECL imagick 2, PECL imagick 3)

Imagick::charcoalImageSimulates a charcoal drawing

说明

public Imagick::charcoalImage ( float $radius , float $sigma ) : bool

Simulates a charcoal drawing.

参数

radius

The radius of the Gaussian, in pixels, not counting the center pixel

sigma

The standard deviation of the Gaussian, in pixels

返回值

成功时返回 true

范例

示例 #1 Imagick::charcoalImage()

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

?>