#region convert image to base64public string ImageToBase64(Image image, System.Drawing.Imaging.ImageFormat format){    using (MemoryStream ms = new MemoryStream())    {        // Convert Image to byte[]        image.Save(ms, format);        byte[] imageBytes = ms.ToArray();        // Convert byte[] to Base64 String        string base64String = Convert.ToBase64String(imageBytes);        return base64String;    }}#endregion