C# Save and Load Image from Database

gistfile1.cs

private void btnLoad_Click(object sender, RoutedEventArgs e)
        {
            // Display select file dialog
            OpenFileDialog op = new OpenFileDialog();
            op.Title = "Select a picture";
            op.Filter = "All supported graphics|*.jpg;*.jpeg;*.png|" +
                "JPEG (*.jpg;*.jpeg)|*.jpg;*.jpeg|" +
                "Portable Network Graphic (*.png)|*.png";
            if (op.ShowDialog() == true)
            {
                // Get file stream
                System.IO.Stream stream = System.IO.File.Open(op.FileName, System.IO.FileMode.Open);

                // usage
                
                // Display in wpf image control
                BitmapImage imgsrc = new BitmapImage();
                imgsrc.BeginInit();
                imgsrc.StreamSource = stream;
                imgsrc.EndInit();
                imgPhoto.Source = imgsrc;
                
                // Save to database
                // param-->stream
            }
        }