Adaptively sharpen the image by sharpening more intensely
near image edges and less intensely far from edges. Available since 6.2.9
Touch/mouse over to see original View modified in new window.Adaptively sharpen the image by sharpening more intensely
near image edges and less intensely far from edges. Available since 6.2.9
Parameters
| radius | float | The radius of the Gaussian, in pixels, not counting the center pixel. Use 0 for auto-select. |
| sigma | float | The standard deviation of the Gaussian, in pixels. |
| channel | int | Imagick channel constant; |
function adaptiveSharpenImage($imagePath, $radius, $sigma, $channel)
{
$imagick = new \Imagick(realpath($imagePath));
$imagick->adaptiveSharpenImage($radius, $sigma, $channel);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}