(PECL gmagick >= Unknown)
Gmagick::charcoalimage — Simulates a charcoal drawing
Simulates a charcoal drawing.
radiusThe radius of the Gaussian, in pixels, not counting the center pixel.
sigmaThe standard deviation of the Gaussian, in pixels.
The Gmagick object with charcoal simulation.
Hata durumunda bir GmagickException istisnası oluşur.