/var/www/flurhymez/vendor/intervention/image/src/Intervention/Image/Gd/Commands
Edit: /var/www/flurhymez/vendor/intervention/image/src/Intervention/Image/Gd/Commands/SharpenCommand.php (781B)
argument(0)->between(0, 100)->value(10);
// build matrix
$min = $amount >= 10 ? $amount * -0.01 : 0;
$max = $amount * -0.025;
$abs = ((4 * $min + 4 * $max) * -1) + 1;
$div = 1;
$matrix = [
[$min, $max, $min],
[$max, $abs, $max],
[$min, $max, $min]
];
// apply the matrix
return imageconvolution($image->getCore(), $matrix, $div, 0);
}
}