C#

private void ProcessOfficeDocument(string fileName) 
{ 
    DSOFile.OleDocumentPropertiesClass docDSO = new DSOFile.OleDocumentPropertiesClass(); 
    string docTitle = null; 
    string docModified = null; 
    string docAuthor = null; 
    string docKeywords = null; 
    try { 
        docDSO.Open(fileName, true); 
        DSOFile.SummaryProperties docSummary = docDSO.SummaryProperties; 
        docTitle = docSummary.Title; 
        docAuthor = docSummary.Author; 
        docKeywords = docSummary.Keywords; 
        docModified = (string)docSummary.DateLastSaved; 
        
        if ((!string.IsNullOrEmpty(docTitle))) { 
            _Title = docTitle; 
        } 
        
        if ((!string.IsNullOrEmpty(docAuthor))) { 
            _Author = docAuthor; 
        } 
        
        if ((!string.IsNullOrEmpty(docModified))) { 
            _DateModified = DateTime.Parse(docModified); 
        } 
    } 
    
    catch (Exception ex) { 
    } 
    //Do whatever you need to do here...' 
    finally { 
        if (((docDSO != null))) { 
            docDSO.Close(); 
        } 
    } 
} 

static void Main() 
		{
			Application.Run(new Form1());
           

		}


	
        private void button1_Click(object sender, System.EventArgs e)
        {

            

            IDVRSystem system = SystemFactory.FindOrCreateSystem<idvrsystem>(cmbSystem.Text, 18772, txtUserID.Text, txtPassword.Text);
            system.Open();
            if (system.ConnectionStatus == Integral.Client.Sources.ConnectionState.LoggedIn)
            {

                mRecorder = system.Recorders.FindByIPAddress(txtRecorder.Text);
                if (mRecorder != null)
                {

                    // Sometimes a camera is not renderable because it is not 'detected.'
                    // we'll just keep rendering until we get a successful render.
                    foreach (IStream stream in mRecorder.Cameras)
                    {
                        mInfo = stream.Render(picVideo);


                           if (mInfo != null)

                             break;
                    }

                    //Console.WriteLine("button method");

                    //ExportImage();

                }

            }


        }
        
        
        private void ExportImage()
		{

            Console.WriteLine("Export Image Method");

            Bitmap bmp;
            double aspectRatio;

            
                System.Threading.Thread.Sleep(500);

                mInfo.VideoOverlay.GetCurrentImage(false, out bmp, out aspectRatio);
                Image img = bmp.GetThumbnailImage(800, 600, null, IntPtr.Zero);
                img.Save(@"C:\Test.bmp");
                img.Dispose();
                bmp.Dispose();
            
            
          }


</idvrsystem>