func imagePickerController(picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : AnyObject]) {

        picker.dismissViewControllerAnimated(true, completion: nil)

        let infoo:NSDictionary? = NSDictionary(dictionary: info)

        let image:UIImage? = infoo!.objectForKey(UIImagePickerControllerEditedImage) as? UIImage

        self.iocn.image = image!

        var data = UIImageJPEGRepresentation(image!,1);

        while data!.length/1024 > 100{

            data = UIImageJPEGRepresentation(image!,0.1);// 压缩比例在0~1之间

        }

        let newimage:UIImage? = UIImage(data: data!)

        self.updataimage(newimage!)

    }

    func  updataimage(imagename:UIImage){

        let request = AFHTTPRequestOperationManager();

        request.POST(personalPhotoUpdURL, parameters: nil, constructingBodyWithBlock: { (formdata) -> Void in

                let formData:AFMultipartFormData = formdata

                let data = UIImageJPEGRepresentation(imagename,1);

                formData.appendPartWithFileData(data, name: "photo", fileName: "photo", mimeType: "image/jpeg")

            }, success: { (reguestoperation, statusdict) -> Void in

                var dict = statusdict as! Dictionary<String,AnyObject>;

                if dict["code"] as? Int == 200{

                    MBProgressHUD.showMessagecustom("上传成功")

                    self.iocn.image = imagename

                }else{

                    let str = dict["desc"] as? String

                    MBProgressHUD.showMessagecustom(str!)

                }

            }, failure: { (reguestoperation, error) -> Void in

                MBProgressHUD.showMessagecustom("上传失败")

        })

    }