(PECL imagick 2, PECL imagick 3)
Imagick::despeckleImage — Reduces the speckle noise in an image
public Imagick::despeckleImage ( ) : bool
Reduces the speckle noise in an image while preserving the edges of the original image.
Returns true on success.
Throws ImagickException on error.
Example #1 Imagick::despeckleImage()
<?php
function despeckleImage($imagePath) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->despeckleImage();
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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https://www.php.net/manual/en/imagick.despeckleimage.php