Gmagick::charcoalimage
(PECL gmagick >= Unknown)
Gmagick::charcoalimage — Simulates a charcoal drawing
Description
public Gmagick::charcoalimage ( float $radius , float $sigma ) : Gmagick
Simulates a charcoal drawing.
Parameters
-
radius -
The radius of the Gaussian, in pixels, not counting the center pixel
-
sigma -
The standard deviation of the Gaussian, in pixels
Return Values
The Gmagick object with charcoal simulation
Errors/Exceptions
Throws an GmagickException on error.
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https://www.php.net/manual/en/gmagick.charcoalimage.php