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(PECL imagick 2.0.0)
Imagick::shadeImage — Creates a 3D effect
$gray
, float $azimuth
, float $elevation
)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。
gray
A value other than zero shades the intensity of each pixel.
azimuth
Defines the light source direction.
elevation
Defines the light source direction.
成功时返回 TRUE
。
Throws ImagickException on failure.
Example #1 Imagick::shadeImage()
<?php
function shadeImage ( $imagePath ) {
$imagick = new \ Imagick ( realpath ( $imagePath ));
$imagick -> shadeImage ( true , 45 , 20 );
header ( "Content-Type: image/jpg" );
echo $imagick -> getImageBlob ();
}
?>