(PECL imagick 2, PECL imagick 3)
Imagick::charcoalImage — Simulates a charcoal drawing
$radius
, float $sigma
): boolSimulates a charcoal drawing.
radius
The radius of the Gaussian, in pixels, not counting the center pixel
sigma
The standard deviation of the Gaussian, in pixels
Returns true
on success.
Example #1 Imagick::charcoalImage()
<?phpfunction charcoalImage($imagePath, $radius, $sigma) { $imagick = new \Imagick(realpath($imagePath)); $imagick->charcoalImage($radius, $sigma); header("Content-Type: image/jpg"); echo $imagick->getImageBlob();}?>