Pimcore\Image\Optimizer::optimizeCjpeg PHP Method

    public static function optimizeCjpeg($path)
    {
        $bin = \Pimcore\Tool\Console::getExecutable("cjpeg");
        if ($bin) {
            $newFile = self::getTempFile("jpg");
            Console::exec($bin . " -outfile " . $newFile . " " . escapeshellarg($path), null, 60);
            if (file_exists($newFile)) {
                return $newFile;
            }
        }
        return null;
    }