Gmagick::embossimage
(PECL gmagick >= Unknown)
Gmagick::embossimage — Returns a grayscale image with a three-dimensional effect
Description
public Gmagick::embossimage ( float $radius , float $sigma ) : Gmagick
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.
Parameters
-
radius -
The radius of the effect
-
sigma -
The sigma of the effect
Return Values
The embossed Gmagick object.
Errors/Exceptions
Throws an GmagickException on error.
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https://www.php.net/manual/en/gmagick.embossimage.php