Edit File: ContrastCommand.php
<?php namespace Intervention\Image\Imagick\Commands; use Intervention\Image\Commands\AbstractCommand; class ContrastCommand extends AbstractCommand { /** * Changes contrast of image * * @param \Intervention\Image\Image $image * @return boolean */ public function execute($image) { $level = $this->argument(0)->between(-100, 100)->required()->value(); return $image->getCore()->sigmoidalContrastImage($level > 0, $level / 4, 0); } }
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