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Imagick::shadeImage

(PECL imagick 2.0.0)

Imagick::shadeImageCreates a 3D effect

说明

Imagick::shadeImage ( bool $gray , float $azimuth , float $elevation ) : bool

Shines a distant light on an image to create a three-dimensional effect. You control the positioning of the light with azimuth and elevation; azimuth is measured in degrees off the x axis and elevation is measured in pixels above the Z axis. 此方法在Imagick基于ImageMagick 6.2.9以上版本编译时可用。

参数

gray

A value other than zero shades the intensity of each pixel.

azimuth

Defines the light source direction.

elevation

Defines the light source direction.

返回值

成功时返回 TRUE

错误/异常

Throws ImagickException on failure.

范例

Example #1 Imagick::shadeImage()

<?php
function shadeImage($imagePath) {
    
$imagick = new \Imagick(realpath($imagePath));
    
$imagick->shadeImage(true4520);
    
header("Content-Type: image/jpg");
    echo 
$imagick->getImageBlob();
}

?>