Simulates a charcoal drawing.
Touch/mouse over to see original View modified in new window.Simulates a charcoal drawing.
Parameters
| radius | float | The radius of the Gaussian, in pixels, not counting the center pixel |
| sigma | float | The standard deviation of the Gaussian, in pixels |
function charcoalImage($imagePath, $radius, $sigma)
{
$imagick = new \Imagick(realpath($imagePath));
$imagick->charcoalImage($radius, $sigma);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}