How can we deal with this function...

[sreeji44]

Here some code which i tried but Phasset does not have nsmutableDictionary.. plz help.. If this code is wrong please convey

func qb_imagePickerController(imagePickerController: QBImagePickerController!, didFinishPickingAssets assets: [AnyObject]!) {
    if(assets.count == 0){
        return
    }
    let PickedImages = NSMutableArray()
    for asset in assets{

        let Dict = asset as! NSMutableDictionary
        let image = Dict.objectForKey(UIImagePickerControllerEditedImage) as? UIImage
    PickedImages.addObject(image!)
        let convert = PickedImages as NSArray as! [String]
        let newBannerContentString = String(convert)
            let data = NSData(base64EncodedString: newBannerContentString, options: NSDataBase64DecodingOptions.IgnoreUnknownCharacters)
            let someImage = UIImage(data: data!)
        let imagetosave = UIImageJPEGRepresentation(someImage! , 1.0)
                  let base64encodedImage  = imagetosave!.base64EncodedStringWithOptions(NSDataBase64EncodingOptions.Encoding64CharacterLineLength) //imagetosave!.base64EncodedStringWithOptions([])
                   userProfileImage =  base64encodedImage
         }
                dismissViewControllerAnimated(true, completion: nil)
        }