void service_GetListOfImageCaptureCompleted(object sender, GetListOfImageCaptureCompletedEventArgs e)
 {
     for (int i = 0; i < e.Result.Count; i++)
     {
         combo1.Items.Add(e.Result[i].DateTime.ToString("h:mm:ss d/MMM/yyyy"));
     }
     listOfImages = e.Result;
    // image.Source = GetBitmapImage(e.Result[0].Thumbnail);
 }
 void LiveCam_GetListOfImageCaptureCompleted(object sender, GetListOfImageCaptureCompletedEventArgs e)
 {
     try
     {
         if (e.Result != null)
         {
             ImageCap img = e.Result.Last();
             Image1.ImageUrl = "data:image/jpg;base64," + Convert.ToBase64String((byte[])img.Thumbnail);
         }
     }
     catch { }
 }