PHP Manual
Gmagick
Returns a grayscale image with a three-dimensional effect

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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