 
 class ViewController: UIViewController, UIPickerViewDataSource, UIPickerViewDelegate, UIImagePickerControllerDelegate, UINavigationControllerDelegate {
 
-
+    
     
     // Outlet & action - camera button 
     @IBOutlet var cameraButton: UIBarButtonItem!

        
        // disable save button
        self.saveButton.enabled = false
    }

    override func didReceiveMemoryWarning() {

            return
        }
        
        
        // Create and apply filter
        // 1 - create source image
        let sourceImage = CIImage(image: self.selctedImage)
