private function getTargetDimensions($image)
    {
        // Obtain Source Image:
        
        $si = $this->owner->{$image}();
        
        // Obtain Source Image Dimensions:
        
        $sw = $si->getWidth();
        $sh = $si->getHeight();
        
        // Obtain Target Image Dimensions:
        
        $wp = "{$image}Width";
        $hp = "{$image}Height";
        
        $tw = $this->owner->$wp;
        $th = $this->owner->$hp;
        
        // Calculate Target Width/Height (if required):
        
        if ($tw && !$th && $sw) {
            $th = round(($tw / $sw) * $sh);
        } elseif (!$tw && $th && $sh) {
            $tw = round(($th / $sh) * $sw);
        }
        
        // Answer Dimensions:
        
        return array($tw, $th);
    }