DJ Mike's Tutorials: PHP

ImageMagick Functions

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Imagick::embossImage

Description:
bool Imagick::embossImage ( float $radius , float $sigma )

According to http://www.php.net/manual/en/function.imagick-embossimage.php, embossImage() will ...
Returns a grayscale image with a three-dimensional effect. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and it will choose a suitable radius for you.
embossImage() will actually return a color image with a 3D effect. If you want a gray scale image, you can use imagefilter() from the regular GD functions.
Parameters:
radius
The radius of the effect.
sigma
The sigma of the effect.
Return Values
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.

Example



<?php
header
("Content-type: image/jpeg");
$image = new Imagick("opossum.jpg"); 
$image->embossImage0);
echo 
$image;
?> 
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DJ Mike


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