Gmagick::charcoalimage
Simulates a charcoal drawing
Description
public Gmagick Gmagick::charcoalimage(float $radius, float $sigma)
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.