Imagick::edgeImage
(PECL imagick 2, PECL imagick 3)
Imagick::edgeImage — Enhance edges within the image
Description
public Imagick::edgeImage ( float $radius ) : bool
Enhance edges within the image with a convolution filter of the given radius. Use radius 0 and it will be auto-selected.
Parameters
-
radius -
The radius of the operation.
Return Values
Returns true on success.
Errors/Exceptions
Throws ImagickException on error.
Examples
Example #1 Imagick::edgeImage()
<?php
function edgeImage($imagePath, $radius) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->edgeImage($radius);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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https://www.php.net/manual/en/imagick.edgeimage.php