Imagick::charcoalImage

(PECL imagick 2, PECL imagick 3)

Imagick::charcoalImage — Simulates a charcoal drawing

說明

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

Simulates a charcoal drawing.

參數(shù)

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

成功時(shí)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();
}

?>