private async void DispatcherTimer_Tick(object sender, EventArgs e)
        {
            if (Preview.IsCapturing)
            {
                Bitmap bitmap = Preview.GetCurrentImage();
                bitmap.Save(".\\file.jpg", ImageFormat.Jpeg);
                Stream fileStream = File.OpenRead(".\\file.jpg");

                await EmotionControlObj.StartRecognize(fileStream);

                fileStream.Close();
                if (EmotionControlObj.IsEmotion)
                {
                    Anger.Value     = EmotionControlObj.Emotions[0].Scores.Anger;
                    Contempt.Value  = EmotionControlObj.Emotions[0].Scores.Contempt;
                    Disgust.Value   = EmotionControlObj.Emotions[0].Scores.Disgust;
                    Fear.Value      = EmotionControlObj.Emotions[0].Scores.Fear;
                    Happiness.Value = EmotionControlObj.Emotions[0].Scores.Happiness;
                    Neutral.Value   = EmotionControlObj.Emotions[0].Scores.Neutral;
                    Sadness.Value   = EmotionControlObj.Emotions[0].Scores.Sadness;
                    Surprise.Value  = EmotionControlObj.Emotions[0].Scores.Surprise;
                }
            }
        }