Craft\ImagerService::runJpegoptim PHP Method

    public function runJpegoptim($file)
    {
        $cmd = $this->getSetting('jpegoptimPath');
        $cmd .= ' ';
        $cmd .= $this->getSetting('jpegoptimOptionString');
        $cmd .= ' ';
        $cmd .= $file;
        $this->executeOptimize($cmd, $file);
    }