C# IVideoWindow.put_Owner方法代码示例

    /// <summary> do cleanup and release DirectShow. </summary>
    protected void CloseInterfaces()
    {
      if (_graphBuilder == null)
      {
        return;
      }
      Log.Debug("BDPlayer: Cleanup DShow graph {0}", GUIGraphicsContext.InVmr9Render);
      try
      {
        BDOSDRenderer.StopRendering();

        if (VMR9Util.g_vmr9 != null)
        {
          VMR9Util.g_vmr9.Vmr9MediaCtrl(_mediaCtrl);
          VMR9Util.g_vmr9.Enable(false);
        }

        #region Cleanup

        if (VideoCodec != null)
        {
          DirectShowUtil.FinalReleaseComObject(VideoCodec);
          VideoCodec = null;
          Log.Info("BDPlayer: Cleanup VideoCodec");
        }

        if (AudioCodec != null)
        {
          DirectShowUtil.FinalReleaseComObject(AudioCodec);
          AudioCodec = null;
          Log.Info("BDPlayer: Cleanup AudioCodec");
        }

        if (_audioRendererFilter != null)
        {
          DirectShowUtil.FinalReleaseComObject(_audioRendererFilter);
          _audioRendererFilter = null;
          Log.Info("BDPlayer: Cleanup AudioRenderer");
        }

        //Test to ReleaseComObject from PostProcessFilter list objects.
        if (PostProcessFilterVideo.Count > 0)
        {
          foreach (var ppFilter in PostProcessFilterVideo)
          {
            if (ppFilter.Value != null)
            {
              DirectShowUtil.RemoveFilter(_graphBuilder, ppFilter.Value as IBaseFilter);
              DirectShowUtil.FinalReleaseComObject(ppFilter.Value);
            }
          }
          PostProcessFilterVideo.Clear();
          Log.Info("BDPlayer: Cleanup PostProcessVideo");
        }

        //Test to ReleaseComObject from PostProcessFilter list objects.
        if (PostProcessFilterAudio.Count > 0)
        {
          foreach (var ppFilter in PostProcessFilterAudio)
          {
            if (ppFilter.Value != null)
            {
              DirectShowUtil.RemoveFilter(_graphBuilder, ppFilter.Value as IBaseFilter);
              DirectShowUtil.FinalReleaseComObject(ppFilter.Value);
            }
          }
          PostProcessFilterAudio.Clear();
          Log.Info("BDPlayer: Cleanup PostProcessAudio");
        }

        if (_interfaceBDReader != null)
        {
          DirectShowUtil.FinalReleaseComObject(_interfaceBDReader);
          _interfaceBDReader = null;
        }

        if (VMR9Util.g_vmr9 != null && VMR9Util.g_vmr9._vmr9Filter != null)
        {
          //MadvrInterface.EnableExclusiveMode(false, VMR9Util.g_vmr9._vmr9Filter);
          //DirectShowUtil.DisconnectAllPins(_graphBuilder, VMR9Util.g_vmr9._vmr9Filter);
          Log.Info("BDPlayer: Cleanup VMR9");
        }

        #endregion

        _videoWin = _graphBuilder as IVideoWindow;
        if (_videoWin != null && GUIGraphicsContext.VideoRenderer != GUIGraphicsContext.VideoRendererType.madVR)
        {
          _videoWin.put_Owner(IntPtr.Zero);
          _videoWin.put_Visible(OABool.False);
        }

        if (_mediaEvt != null)
        {
          _mediaEvt.SetNotifyWindow(IntPtr.Zero, WM_GRAPHNOTIFY, IntPtr.Zero);
          _mediaEvt = null;
        }

        if (_graphBuilder != null)
//.........这里部分代码省略.........

//.........这里部分代码省略.........
				// Render the file writer portion of graph (mux -> file)
				Guid mediaSubType = MediaSubType.Avi;
				hr = captureGraphBuilder.SetOutputFileName( ref mediaSubType, Filename, out muxFilter, out fileWriterFilter );
				//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );

				if ( VideoDevice != null )
				{
					// Try interleaved first, because if the device supports it,
					// it's the only way to get audio as well as video
					cat = PinCategory.Capture;
					med = MediaType.Interleaved;
					hr = captureGraphBuilder.RenderStream( ref cat, ref med, videoDeviceFilter, videoCompressorFilter, muxFilter); 
					if( hr < 0 ) 
					{
						med = MediaType.Video;
						hr = captureGraphBuilder.RenderStream( ref cat, ref med, videoDeviceFilter, videoCompressorFilter, muxFilter);
						//if ( hr == -2147220969 ) throw new DeviceInUseException( "Video device", hr );
						//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );
					}
				}
				// Render audio (audio -> mux)
				if ( AudioDevice != null )
				{
					cat = PinCategory.Capture;
					med = MediaType.Audio;
					hr = captureGraphBuilder.RenderStream( ref cat, ref med, audioDeviceFilter, audioCompressorFilter, muxFilter );
					if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );
				}
				isCaptureRendered = true;
				didSomething = true;
			}


			// Render preview stream and launch the baseGrabFlt to capture frames
			// ===================================================================================
			if ( wantPreviewRendered && renderStream && !isPreviewRendered )
			{
				// Render preview (video.PinPreview -> baseGrabFlt -> renderer)
				// At this point intelligent connect is used, because my webcams don't have a preview pin and
				// a capture pin, so Smart Tee filter will be used. I have tested it using GraphEdit.
				// I can type hr = captureGraphBuilder.RenderStream( ref cat, ref med, videoDeviceFilter, null, baseGrabFlt); 
				// because baseGrabFlt is a transform filter, like videoCompressorFilter.
				
				cat = PinCategory.Preview;
				med = MediaType.Video;
				hr = captureGraphBuilder.RenderStream( ref cat, ref med, videoDeviceFilter, baseGrabFlt, null ); 
				//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );

				// Get the IVideoWindow interface
				videoWindow = (IVideoWindow) graphBuilder;

				// Set the video window to be a child of the main window
				hr = videoWindow.put_Owner( previewWindow.Handle );
				//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );

				// Set video window style
				hr = videoWindow.put_WindowStyle( WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
				//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );

				// Position video window in client rect of owner window
				previewWindow.Resize += new EventHandler( onPreviewWindowResize );
				onPreviewWindowResize( this, null );

				// Make the video window visible, now that it is properly positioned
				hr = videoWindow.put_Visible( DsHlp.OATRUE );
				//if( hr < 0 ) Marshal.ThrowExceptionForHR( hr );

				hr = mediaEvt.SetNotifyWindow( this.Handle, WM_GRAPHNOTIFY, IntPtr.Zero );
				//if( hr < 0 )
				//	Marshal.ThrowExceptionForHR( hr );

				isPreviewRendered = true;
				didSomething = true;

				// Begin Configuration of SampGrabber	<<<<<<----------------------------------------------------
                
				AMMediaType media = new AMMediaType();
				hr = sampGrabber.GetConnectedMediaType( media );
				//if( hr < 0 )
				//	Marshal.ThrowExceptionForHR( hr );
				if( (media.formatType != FormatType.VideoInfo) || (media.formatPtr == IntPtr.Zero) )
					throw new NotSupportedException( "Unknown Grabber Media Format" ); 

				videoInfoHeader = (VideoInfoHeader) Marshal.PtrToStructure( media.formatPtr, typeof(VideoInfoHeader) );
				Marshal.FreeCoTaskMem( media.formatPtr ); media.formatPtr = IntPtr.Zero;

				hr = sampGrabber.SetBufferSamples( false );
				if( hr == 0 )
					hr = sampGrabber.SetOneShot( false );
				if( hr == 0 )
					hr = sampGrabber.SetCallback( null, 0 );
				//if( hr < 0 )
				//	Marshal.ThrowExceptionForHR( hr );	
				
				// Finish Configuration of SampGrabber	<<<<<<----------------------------------------------------
			}
			
			if ( didSomething )
				graphState = GraphState.Rendered;
		}

        private void loadVideo(String videoPath)
        {
            videoFilepath = videoPath;
                videoFileName.Text = getDisplayVideoName();

                if (graph != null)
                {
                    graph = null;

                }
                if (mediaControl != null)
                {
                    // Stop media playback
                    this.mediaControl.Stop();
                    mediaControl = null;
                }

                if (videoWindow != null)
                {
                    videoWindow.put_Owner(IntPtr.Zero);
                    videoWindow = null;
                }

                if (mediaSeeking != null)
                {

                    mediaSeeking = null;
                }
                if (basicAudio != null)
                {

                    basicAudio = null;
                }
                GC.Collect();

               /* if (mediaPosition != null)
                {
                    mediaPosition = null;
                }*/

                graph = (IGraphBuilder)new FilterGraph();
                mediaControl = (IMediaControl)graph;
                //mediaPosition = (IMediaPosition)graph;
                videoWindow = (IVideoWindow)graph;
                mediaSeeking = (IMediaSeeking)graph;
                basicAudio = (IBasicAudio)graph;

                AviSplitter spliter = new AviSplitter();
                graph.AddFilter((IBaseFilter)spliter, null);
                graph.RenderFile(videoPath, null);
                graph.SetDefaultSyncSource();

                /*
                 * AMSeekingSeekingCapabilities cap = AMSeekingSeekingCapabilities.CanGetCurrentPos;
                if (mediaSeeking.CheckCapabilities(ref cap) > 0)
                {
                    this.consoleErreur.AppendText("Impossible de recuperer la position de la frame");
                }
                 * */

                videoWindow.put_Owner(videoPanel.Handle);

                videoWindow.put_MessageDrain(videoPanel.Handle);

                videoWindow.put_WindowStyle(WindowStyle.Child);
                videoWindow.put_WindowStyleEx(WindowStyleEx.ControlParent);
                videoWindow.put_Left(0);
                videoWindow.put_Top(0);
                videoWindow.put_Width(videoPanel.Width);
                videoWindow.put_Height(videoPanel.Height);

                //positionTrackbar.Enabled = true;
                speedTrackBar.Enabled = true;
                mediaSeeking.SetTimeFormat(TimeFormat.Frame);

                double rate;
                mediaSeeking.GetRate(out rate);
                rateText.Text = rate.ToString();
                speedTrackBar.Value = (int)(speedTrackBar.Maximum * rate / 2);

                trackBar1.Value = trackBar1.Maximum / 2;
                this.basicAudio.put_Volume(-5000 + 5000 * trackBar1.Value / trackBar1.Maximum);
            //mediaPosition.put_Rate(0.5);
                running = false;
                frameChanged = false;
        }

    /// <summary>
    /// Configure the video window
    /// </summary>
    /// <param name="videoWindow">Interface of the video renderer</param>
    /// <param name="previewControl">Preview Control to draw into</param>
    private void ConfigureVideoWindow(IVideoWindow videoWindow, Control previewControl)
    {
      int hr;

      if (previewControl == null)
      {
        return;
      }

      // Set the output window
      hr = videoWindow.put_Owner(ThreadSafe.GetHandle(previewControl));
      if (hr >= 0) // If there is video
      {
        // Set the window style
        hr = videoWindow.put_WindowStyle((WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings));
        DsError.ThrowExceptionForHR(hr);

        // Make the window visible
        hr = videoWindow.put_Visible(OABool.True);
        DsError.ThrowExceptionForHR(hr);

        // Position the playing location
        Rectangle rc = ThreadSafe.GetClientRectangle(previewControl);
        hr = videoWindow.SetWindowPosition(0, 0, rc.Right, rc.Bottom);
        DsError.ThrowExceptionForHR(hr);
      }
    }

        private void ConfigVideo(IVideoWindow ivw, Control hControl)
        {
            int hr;

            hr = ivw.put_Owner(hControl.Handle);
            DsError.ThrowExceptionForHR(hr);

            hr = ivw.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings);
            DsError.ThrowExceptionForHR( hr );

            // Yes, make it visible
            hr = ivw.put_Visible( OABool.True );
            DsError.ThrowExceptionForHR( hr );

            // Move to upper left corner
            Rectangle rc = hControl.ClientRectangle;
            hr = ivw.SetWindowPosition( 0, 0, rc.Right, rc.Bottom );
            DsError.ThrowExceptionForHR( hr );
        }

        private void InitVideoWindow()
        {
            if (Render == null)
                return;

            videoWindow = (IVideoWindow)graphBuilder;

            //Set the owener of the videoWindow to an IntPtr of some sort (the Handle of any control - could be a form / button etc.)
            var hr = videoWindow.put_Owner(Render.Handle);
            DsError.ThrowExceptionForHR(hr);
            //Set the style of the video window
            hr = videoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings);
            DsError.ThrowExceptionForHR(hr);

            // Position video window in client rect of main application window
            //hr = videoWindow.SetWindowPosition(0, 0, Render.Width, Render.Height);
            Resize();
            DsError.ThrowExceptionForHR(hr);
            videoWindow.put_Visible(OABool.True);
            Render.SizeChanged -= new EventHandler(onResize);
            Render.SizeChanged += new EventHandler(onResize);
        }

    private void Cleanup()
    {
      if (graphBuilder == null)
      {
        return;
      }
      int hr;
      Log.Info("RTSPPlayer:cleanup DShow graph");
      try
      {
        if (VMR9Util.g_vmr9 != null)
        {
          VMR9Util.g_vmr9.Vmr9MediaCtrl(_mediaCtrl);
          VMR9Util.g_vmr9.Enable(false);
        }

        if (mediaEvt != null)
        {
          hr = mediaEvt.SetNotifyWindow(IntPtr.Zero, WM_GRAPHNOTIFY, IntPtr.Zero);
        }

        videoWin = graphBuilder as IVideoWindow;
        if (videoWin != null && GUIGraphicsContext.VideoRenderer != GUIGraphicsContext.VideoRendererType.madVR)
        {
          videoWin.put_Owner(IntPtr.Zero);
          videoWin.put_Visible(OABool.False);
        }

        _mediaCtrl = null;
        mediaEvt = null;
        _mediaSeeking = null;
        mediaPos = null;
        basicAudio = null;
        basicVideo = null;
        videoWin = null;
        SubEngine.GetInstance().FreeSubtitles();

        if (graphBuilder != null)
        {
          DirectShowUtil.RemoveFilters(graphBuilder);
          if (_rotEntry != null)
          {
            _rotEntry.SafeDispose();
            _rotEntry = null;
          }
          DirectShowUtil.FinalReleaseComObject(graphBuilder);
          graphBuilder = null;
        }

        if (VMR9Util.g_vmr9 != null)
        {
          VMR9Util.g_vmr9.SafeDispose();
          VMR9Util.g_vmr9 = null;
        }

        GUIGraphicsContext.form.Invalidate(true);
        _state = PlayState.Init;

        if (_mpegDemux != null)
        {
          Log.Info("cleanup mpegdemux");
          DirectShowUtil.FinalReleaseComObject(_mpegDemux);
          _mpegDemux = null;
        }
        if (_rtspSource != null)
        {
          Log.Info("cleanup _rtspSource");
          DirectShowUtil.FinalReleaseComObject(_rtspSource);
          _rtspSource = null;
        }
        if (_subtitleFilter != null)
        {
          DirectShowUtil.FinalReleaseComObject(_subtitleFilter);
          _subtitleFilter = null;
          if (this.dvbSubRenderer != null)
          {
            this.dvbSubRenderer.SetPlayer(null);
          }
          this.dvbSubRenderer = null;
        }


        if (vobSub != null)
        {
          Log.Info("cleanup vobSub");
          DirectShowUtil.FinalReleaseComObject(vobSub);
          vobSub = null;
        }
      }
      catch (Exception ex)
      {
        Log.Error("RTSPPlayer: Exception while cleanuping DShow graph - {0} {1}", ex.Message, ex.StackTrace);
      }

      //switch back to directx windowed mode
      Log.Info("RTSPPlayer: Disabling DX9 exclusive mode");
      GUIMessage msg = new GUIMessage(GUIMessage.MessageType.GUI_MSG_SWITCH_FULL_WINDOWED, 0, 0, 0, 0, 0, null);
      GUIWindowManager.SendMessage(msg);
    }

//.........这里部分代码省略.........
      mpeg2ProgramStream.unkPtr = IntPtr.Zero;
      mpeg2ProgramStream.sampleSize = 0;
      mpeg2ProgramStream.temporalCompression = false;
      mpeg2ProgramStream.fixedSizeSamples = true;
      mpeg2ProgramStream.formatType = FormatType.None;
      mpeg2ProgramStream.formatSize = 0;
      mpeg2ProgramStream.formatPtr = IntPtr.Zero;
      hr = interfaceFile.Load(fileName, mpeg2ProgramStream);

      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9:Failed to load file");
        return false;
      }

      #region connect tsfilesource->demux

      Log.WriteFile("connect tsfilesource->demux");
      Log.WriteFile("TSStreamBufferPlayer9:connect tsfilesource->mpeg2 demux");
      IPin pinTsOut = DsFindPin.ByDirection((IBaseFilter)_tsFileSource, PinDirection.Output, 0);
      if (pinTsOut == null)
      {
        Log.WriteFile("TSStreamBufferPlayer9:failed to find output pin of tsfilesource");
        return false;
      }
      IPin pinDemuxIn = DsFindPin.ByDirection(_mpegDemux, PinDirection.Input, 0);
      if (pinDemuxIn == null)
      {
        Log.WriteFile("TSStreamBufferPlayer9:failed to find output pin of tsfilesource");
        return false;
      }

      hr = _graphBuilder.Connect(pinTsOut, pinDemuxIn);
      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9:failed to connect tsfilesource->mpeg2 demux:{0:X}", hr);
        return false;
      }
      Release.ComObject(pinTsOut);
      Release.ComObject(pinDemuxIn);

      #endregion

      #region map demux pids

      Log.WriteFile("map mpeg2 pids");
      IMPEG2StreamIdMap pStreamId = (IMPEG2StreamIdMap)_pinVideo;
      hr = pStreamId.MapStreamId(0xe0, MPEG2Program.ElementaryStream, 0, 0);
      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9: failed to map pid 0xe0->video pin");
        return false;
      }
      pStreamId = (IMPEG2StreamIdMap)_pinAudio;
      hr = pStreamId.MapStreamId(0xc0, MPEG2Program.ElementaryStream, 0, 0);
      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9: failed  to map pid 0xc0->audio pin");
        return false;
      }

      #endregion

      #region render demux audio/video pins

      Log.WriteFile("render pins");
      hr = _graphBuilder.Render(_pinAudio);
      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9:failed to render video output pin:{0:X}", hr);
      }

      hr = _graphBuilder.Render(_pinVideo);
      if (hr != 0)
      {
        Log.WriteFile("TSStreamBufferPlayer9:failed to render audio output pin:{0:X}", hr);
      }

      #endregion

      #endregion

      _videoWin = _graphBuilder as IVideoWindow;
      if (_videoWin != null)
      {
        _videoWin.put_Visible(OABool.True);
        _videoWin.put_Owner(form.Handle);
        _videoWin.put_WindowStyle(
          (WindowStyle)((int)WindowStyle.Child + (int)WindowStyle.ClipSiblings + (int)WindowStyle.ClipChildren));
        _videoWin.put_MessageDrain(form.Handle);
        _videoWin.SetWindowPosition(190, 250, 150, 150);
      }

      Log.WriteFile("run graph");
      _mediaCtrl = (IMediaControl)_graphBuilder;
      hr = _mediaCtrl.Run();
      Log.WriteFile("TSStreamBufferPlayer9:running:{0:X}", hr);

      return true;
    }

        // Configure the video window
        private void ConfigureVideoWindow(IVideoWindow videoWindow, GraphicsDevice hWin)
        {
            int hr;

            // Set the output window
            hr = videoWindow.put_Owner( hWin.Adapter.MonitorHandle ); //CHANGE
            DsError.ThrowExceptionForHR( hr );

            // Set the window style
            hr = videoWindow.put_WindowStyle( (WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings) );
            DsError.ThrowExceptionForHR( hr );

            // Make the window visible
            hr = videoWindow.put_Visible( OABool.True );
            DsError.ThrowExceptionForHR( hr );

            // Position the playing location

            hr = videoWindow.SetWindowPosition( 0, 0, 1920, 600 );
            DsError.ThrowExceptionForHR( hr );
        }

//.........这里部分代码省略.........
                {
                    hr = filterState.IsFilterReadyToConnectPins(out ready);

                    System.Threading.Thread.Sleep(25);
                }
            }

            if (hr != 0)
            {
                ErrorOrSplitter = DirectShowLib.DsError.GetErrorText(hr);
                DirectShowUtil.ReleaseComObject(sourceFilter, 2000);
                return false;
            }

            OnlineVideos.MediaPortal1.Player.OnlineVideosPlayer.AddPreferredFilters(_graphBuilder, sourceFilter);

            // try to connect the filters
            int numConnected = 0;
            IEnumPins pinEnum;
            hr = sourceFilter.EnumPins(out pinEnum);
            if ((hr == 0) && (pinEnum != null))
            {
                pinEnum.Reset();
                IPin[] pins = new IPin[1];
                int iFetched;
                int iPinNo = 0;
                do
                {
                    iPinNo++;
                    hr = pinEnum.Next(1, pins, out iFetched);
                    if (hr == 0)
                    {
                        if (iFetched == 1 && pins[0] != null)
                        {
                            PinDirection pinDir;
                            pins[0].QueryDirection(out pinDir);
                            if (pinDir == PinDirection.Output)
                            {
                                hr = _graphBuilder.Render(pins[0]);
								if (hr == 0)
								{
									numConnected++;
									IPin connectedPin;
									if (pins[0].ConnectedTo(out connectedPin) == 0 && connectedPin != null)
									{
										PinInfo connectedPinInfo;
										connectedPin.QueryPinInfo(out connectedPinInfo);
										FilterInfo connectedFilterInfo;
										connectedPinInfo.filter.QueryFilterInfo(out connectedFilterInfo);
										DirectShowUtil.ReleaseComObject(connectedPin, 2000);
										IBaseFilter connectedFilter;
										if (connectedFilterInfo.pGraph.FindFilterByName(connectedFilterInfo.achName, out connectedFilter) == 0 && connectedFilter != null)
										{
											var codecInfo = GetCodecInfo(connectedFilter, connectedFilterInfo.achName);
											if (codecInfo != null)
											{
												if (string.IsNullOrEmpty(ErrorOrSplitter)) ErrorOrSplitter = codecInfo.ToString();
												else ErrorOrSplitter += ", " + codecInfo.ToString();
											}
											DirectShowUtil.ReleaseComObject(connectedFilter);
										}
									}
								}
                            }
                            DirectShowUtil.ReleaseComObject(pins[0], 2000);
                        }
                    }
                } while (iFetched == 1);
            }
            DirectShowUtil.ReleaseComObject(pinEnum, 2000);

            if (numConnected > 0)
            {
                _videoWin = _graphBuilder as IVideoWindow;
                if (_videoWin != null)
                {
                    _videoWin.put_Owner(_parentControl.Handle);
                    _videoWin.put_WindowStyle((WindowStyle)((int)WindowStyle.Child + (int)WindowStyle.ClipSiblings + (int)WindowStyle.ClipChildren));
                    _videoWin.SetWindowPosition(_parentControl.ClientRectangle.X, _parentControl.ClientRectangle.Y, _parentControl.ClientRectangle.Width, _parentControl.ClientRectangle.Height);
                    _videoWin.put_Visible(OABool.True);
                }

                _mediaCtrl = (IMediaControl)_graphBuilder;
                hr = _mediaCtrl.Run();

                mediaEvents = (IMediaEventEx)_graphBuilder;
                // Have the graph signal event via window callbacks for performance
                mediaEvents.SetNotifyWindow(_parentControl.FindForm().Handle, WMGraphNotify, IntPtr.Zero);

                _parentControl.SizeChanged += _parentControl_SizeChanged;
                return true;
            }
            else
            {
                ErrorOrSplitter = string.Format("Could not render output pins of {0}", sourceFilterName);
                DirectShowUtil.ReleaseComObject(sourceFilter, 2000);
                Stop();
                return false;
            }
        }

        public void openVid(string fileName)
        {
            if (!File.Exists(fileName))
            {
                errorMsg("El archivo '" + fileName + "' no existe.");
                videoPanel.Visible = false;
                isVideoLoaded = false;
                drawPositions();
                return;
            }

            if (VideoBoxType == PreviewType.AviSynth)
            {
                avsClip = null;
                //butPause.Enabled = true;
                //butPlayR.Enabled = true;
                //butPlay.Enabled = true;
                //butStop.Enabled = true;
                videoPictureBox.Visible = false;
                //closeVidDShow(); // añadido
            }

            if (mediaControl != null)
            {
                mediaControl.Stop();
                videoWindow.put_Visible(DirectShowLib.OABool.False);
                videoWindow.put_Owner(IntPtr.Zero);
            }

            // Dshow :~~

            graphBuilder = (IGraphBuilder)new FilterGraph();
            graphBuilder.RenderFile(fileName, null);
            mediaControl = (IMediaControl)graphBuilder;
            // mediaEventEx = (IMediaEventEx)this.graphBuilder;
            mediaSeeking = (IMediaSeeking)graphBuilder;
            mediaPosition = (IMediaPosition)graphBuilder;
            basicVideo = graphBuilder as IBasicVideo;
            videoWindow = graphBuilder as IVideoWindow;

            VideoBoxType = PreviewType.DirectShow;

            // sacando información

            int x, y; double atpf;
            basicVideo.GetVideoSize(out x, out y);
            if (x == 0 || y == 0)
            {
                errorMsg("No se puede abrir un vídeo sin dimensiones.");
                videoPanel.Visible = false;
                isVideoLoaded = false;
                drawPositions();
                return;
            }

            if (videoInfo == null) videoInfo = new VideoInfo(fileName);

            videoInfo.Resolution = new Size(x, y);

            basicVideo.get_AvgTimePerFrame(out atpf);
            videoInfo.FrameRate = Math.Round(1 / atpf, 3);

            //labelResFPS.Text = x.ToString() + "x" + y.ToString() + " @ " + videoInfo.FrameRate.ToString() + " fps";
            textResX.Text = x.ToString();
            textResY.Text = y.ToString();
            textFPS.Text = videoInfo.FrameRate.ToString();

            if (File.Exists(Application.StartupPath+"\\MediaInfo.dll") && File.Exists(Application.StartupPath+"\\MediaInfoWrapper.dll"))
            {
                treeView1.Enabled = true;
                try
                {
                    RetrieveMediaFileInfo(fileName);
                }
                catch { treeView1.Enabled = false; }
            }
            else treeView1.Enabled = false;

            if (x != 0)
            {
                vidScaleFactor.Enabled = true;

                try
                {
                    vidScaleFactor.Text = getFromConfigFile("mainW_Zoom");
                }
                catch
                {
                    vidScaleFactor.Text = "50%";
                };

                double p = double.Parse(vidScaleFactor.Text.Substring(0, vidScaleFactor.Text.IndexOf('%')));
                p = p / 100;

                int new_x = (int)(x * p);
                int new_y = (int)(y * p);

                videoWindow.put_Height(new_x);
                videoWindow.put_Width(new_y);
                videoWindow.put_Owner(videoPanel.Handle);
//.........这里部分代码省略.........

        private void translateW_Load(object sender, EventArgs e)
        {
            //this.MaximumSize = this.Size;
            //this.MinimumSize = this.Size;
            toolStripStatusLabel2.Text = "Cargando el Asistente de Traducción...";
            // cargamos script
            autoComplete = new ArrayList();
            al = mW.al;
            gridCont.RowCount = al.Count;

            bool hasAutoComplete = (mW.script.GetHeader().GetHeaderValue("AutoComplete") != string.Empty);

            for (int i = 0; i < al.Count; i++)
            {
                lineaASS lass = (lineaASS)al[i];
                gridCont[0, i].Value = lass.personaje;
                if (!autoComplete.Contains(lass.personaje) && !hasAutoComplete)
                    if (lass.personaje.Trim()!="")
                        autoComplete.Add(lass.personaje);
                gridCont[1, i].Value = lass.texto;
            }
            if (hasAutoComplete) InsertAutoCompleteFromScript();

            labelLineaActual.Text = "1 de " + (al.Count) + " (0%)";
            textPersonaje.Text = gridCont[0, 0].Value.ToString();
            textOrig.Text = gridCont[1, 0].Value.ToString();

            // cargamos video

            graphBuilder = (IGraphBuilder)new FilterGraph();
            graphBuilder.RenderFile(videoInfo.FileName, null);
            mediaControl = (IMediaControl)graphBuilder;
            // mediaEventEx = (IMediaEventEx)this.graphBuilder;
            mediaSeeking = (IMediaSeeking)graphBuilder;
            mediaPosition = (IMediaPosition)graphBuilder;
            basicVideo = graphBuilder as IBasicVideo;
            basicAudio = graphBuilder as IBasicAudio;
            videoWindow = graphBuilder as IVideoWindow;

            try
            {
                int x, y; double atpf;
                basicVideo.GetVideoSize(out x, out y);
                basicVideo.get_AvgTimePerFrame(out atpf);
                videoInfo.FrameRate = Math.Round(1 / atpf, 3);

                int new_x = videoPanel.Width;
                int new_y = (new_x * y) / x;
                videoWindow.put_Height(new_x);
                videoWindow.put_Width(new_y);
                videoWindow.put_Owner(videoPanel.Handle);
                videoPanel.Size = new System.Drawing.Size(new_x, new_y);
                videoWindow.SetWindowPosition(0, 0, videoPanel.Width, videoPanel.Height);
                videoWindow.put_WindowStyle(WindowStyle.Child);
                videoWindow.put_Visible(DirectShowLib.OABool.True);
                mediaSeeking.SetTimeFormat(DirectShowLib.TimeFormat.Frame);

                mediaControl.Run();
            }
            catch { mW.errorMsg("Imposible cargar el vídeo. Debe haber algún problema con el mismo, y el asistente será muy inestable"); }
            // activamos timers & handlers

            timer1.Tick += new EventHandler(timer1_Tick);
            timer1.Enabled = true;
            timer2.Tick += new EventHandler(timer2_Tick);
            AutoSaveTimer.Tick += new EventHandler(timer3_Tick);
            AutoSaveTimer.Enabled = true;

            gridCont.CellClick += new DataGridViewCellEventHandler(gridCont_CellClick);
            textPersonaje.TextChanged += new EventHandler(textPersonaje_TextChanged);
            textTradu.TextChanged += new EventHandler(textTradu_TextChanged);
            textTradu.KeyUp += new KeyEventHandler(textBox1_KeyUp);
            textTradu.KeyDown += new KeyEventHandler(textTradu_KeyDown);
            textTradu.KeyPress += new KeyPressEventHandler(textTradu_KeyPress);
            textPersonaje.KeyDown += new KeyEventHandler(textPersonaje_KeyDown);
            textPersonaje.KeyPress += new KeyPressEventHandler(textPersonaje_KeyPress);
            button8.GotFocus += new EventHandler(button8_GotFocus);
            button9.GotFocus += new EventHandler(button9_GotFocus);
            gridCont.DoubleClick += new EventHandler(gridCont_DoubleClick);
            gridCont.SelectionChanged += new EventHandler(gridCont_SelectionChanged);
            gridCont.KeyUp += new KeyEventHandler(gridCont_KeyUp);
            listBox1.KeyUp += new KeyEventHandler(listBox1_KeyUp);
            textToAdd.KeyPress += new KeyPressEventHandler(textToAdd_KeyPress);
            progressBar1.MouseDown += new MouseEventHandler(progressBar1_MouseDown);
            tiempoInicio_.TimeValidated += new TimeTextBox.OnTimeTextBoxValidated(tiempo_TimeValidated);
            tiempoFin_.TimeValidated += new TimeTextBox.OnTimeTextBoxValidated(tiempo_TimeValidated);
            this.Move += new EventHandler(translateW_Move);

            //textTradu.ContextMenu = new ASSTextBoxRegExDefaultContextMenu(textTradu);

            mediaControl.Pause();

            // cargar de config

            try
            {
                checkAutoComplete.Checked = Convert.ToBoolean(mW.getFromConfigFile("translateW_autoC"));
                checkTagSSA.Checked = Convert.ToBoolean(mW.getFromConfigFile("translateW_tagSSA"));
                checkComment.Checked = Convert.ToBoolean(mW.getFromConfigFile("translateW_Comment"));
                checkVideo.Checked = Convert.ToBoolean(mW.getFromConfigFile("translateW_aud"));
//.........这里部分代码省略.........

		/// <summary>
		///  Connects the filters of a previously created graph 
		///  (created by createGraph()). Once rendered the graph
		///  is ready to be used. This method may also destroy
		///  streams if we have streams we no longer want.
		/// </summary>
		private void renderGraph()
		{
			DsGuid cat;
			DsGuid med;
			int hr;
			bool didSomething = false;

			assertStopped();

			// Ensure required properties set
			if (_filename == null)
				throw new ArgumentException("The Filename property has not been set to a file.\n");

			// Stop the graph
			if (_mediaControl != null)
				_mediaControl.Stop();

			// Create the graph if needed (group should already be created)
			createGraph();

			// Derender the graph if we have a capture or preview stream
			// that we no longer want. We can't derender the capture and 
			// preview streams seperately. 
			// Notice the second case will leave a capture stream intact
			// even if we no longer want it. This allows the user that is
			// not using the preview to Stop() and Start() without
			// rerendering the graph.
			if (!_wantPreviewRendered && _isPreviewRendered)
				derenderGraph();
			if (!_wantCaptureRendered && _isCaptureRendered)
				if (_wantPreviewRendered)
					derenderGraph();


			// Render capture stream (only if necessary)
			if (_wantCaptureRendered && !_isCaptureRendered)
			{
				// Render the file writer portion of graph (mux -> file)
				Guid mediaSubType = MediaSubType.Avi;
				Marshal.ThrowExceptionForHR(_captureGraphBuilder.SetOutputFileName(mediaSubType, Filename, out _muxFilter, out _fileWriterFilter));

				// Render video (video -> mux)
				if (VideoDevice != null)
				{
					// Try interleaved first, because if the device supports it,
					// it's the only way to get audio as well as video
					cat = DsGuid.FromGuid(PinCategory.Capture);
					med = DsGuid.FromGuid(MediaType.Interleaved);
					hr = _captureGraphBuilder.RenderStream(cat, med, _videoDeviceFilter, _videoCompressorFilter, _muxFilter);
					//hr = _captureGraphBuilder.RenderStream(ref cat, ref med, _videoDeviceFilter, _videoCompressorFilter, _muxFilter);
					if (hr < 0)
					{
						med = DsGuid.FromGuid(MediaType.Video);
						hr = _captureGraphBuilder.RenderStream(cat, med, _videoDeviceFilter, _videoCompressorFilter, _muxFilter);
						//hr = _captureGraphBuilder.RenderStream(ref cat, ref med, _videoDeviceFilter, _videoCompressorFilter, _muxFilter);
						if (hr == -2147220969) 
							throw new DeviceInUseException("Video device", hr);
						
						Marshal.ThrowExceptionForHR(hr);
					}
				}

				// Render audio (audio -> mux)
				if (AudioDevice != null)
				{
					cat = DsGuid.FromGuid(PinCategory.Capture);
					med = DsGuid.FromGuid(MediaType.Audio);
					Marshal.ThrowExceptionForHR(_captureGraphBuilder.RenderStream(cat, med, _audioDeviceFilter, _audioCompressorFilter, _muxFilter));
					//Marshal.ThrowExceptionForHR(_captureGraphBuilder.RenderStream(ref cat, ref med, _audioDeviceFilter, _audioCompressorFilter, _muxFilter));
				}

				_isCaptureRendered = true;
				didSomething = true;
			}

			// Render preview stream (only if necessary)
			if (_wantPreviewRendered && !_isPreviewRendered)
			{
				// Render preview (video -> renderer)
				cat = DsGuid.FromGuid(PinCategory.Preview);
				med = DsGuid.FromGuid(MediaType.Video);
				Marshal.ThrowExceptionForHR(_captureGraphBuilder.RenderStream(cat,  med, _videoDeviceFilter, null, null));
//				Marshal.ThrowExceptionForHR(_captureGraphBuilder.RenderStream(ref cat, ref med, _videoDeviceFilter, null, null));

				// Get the IVideoWindow interface
				_videoWindow = (IVideoWindow)_graphBuilder;
				
				// Set the video window to be a child of the main window
				Marshal.ThrowExceptionForHR(_videoWindow.put_Owner(_previewWindow.Handle));

				// Set video window style
				Marshal.ThrowExceptionForHR(_videoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings));
				//Marshal.ThrowExceptionForHR(_videoWindow.put_WindowStyle(WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS));

//.........这里部分代码省略.........

        //Мотод для загрузки видео файла.
        public void FileLoad(string sfile, Panel vPanel)
        {
            CleanUp();

            graphBuilder  = (IGraphBuilder) new FilterGraph();
            mediaControl  = graphBuilder as IMediaControl;
            mediaPosition = graphBuilder as IMediaPosition;
            videoWindow   = graphBuilder as IVideoWindow;
            basicAudio    = graphBuilder as IBasicAudio;

            ddColor.lBrightness = 0;
            ddColor.lContrast = 0;
            ddColor.lGamma = 0;
            ddColor.lSaturation = 0;

            graphBuilder.RenderFile(sfile, null);
            videoWindow.put_Owner(vPanel.Handle);
            videoWindow.put_WindowStyle(WindowStyle.Child
                                      | WindowStyle.ClipSiblings
                                      | WindowStyle.ClipChildren);
            videoWindow.SetWindowPosition(vPanel.ClientRectangle.Left,
                                          vPanel.ClientRectangle.Top,
                                          vPanel.ClientRectangle.Width,
                                          vPanel.ClientRectangle.Height);

            mediaControl.Run();
            CurrentStatus = mStatus.Play;
            mediaPosition.get_Duration(out mediaTimeSeconds);
            allSeconds = (int)mediaTimeSeconds;
        }

    private void Cleanup()
    {
      if (graphBuilder == null)
      {
        return;
      }
      int hr;
      Log.Info("RTSPPlayer:cleanup DShow graph");
      try
      {
        if (_mediaCtrl != null)
        {
          int counter = 0;
          FilterState state;
          hr = _mediaCtrl.Stop();
          hr = _mediaCtrl.GetState(10, out state);
          while (state != FilterState.Stopped || GUIGraphicsContext.InVmr9Render)
          {
            Thread.Sleep(100);
            hr = _mediaCtrl.GetState(10, out state);
            counter++;
            if (counter >= 30)
            {
              if (state != FilterState.Stopped)
                Log.Error("RTSPPlayer: graph still running");
              if (GUIGraphicsContext.InVmr9Render)
                Log.Error("RTSPPlayer: in renderer");
              break;
            }
          }
          _mediaCtrl = null;
        }

        if (Vmr9 != null)
        {
          Vmr9.Enable(false);
        }

        if (mediaEvt != null)
        {
          hr = mediaEvt.SetNotifyWindow(IntPtr.Zero, WM_GRAPHNOTIFY, IntPtr.Zero);
          mediaEvt = null;
        }

        videoWin = graphBuilder as IVideoWindow;
        if (videoWin != null)
        {
          hr = videoWin.put_Visible(OABool.False);
          hr = videoWin.put_Owner(IntPtr.Zero);
          videoWin = null;
        }

        _mediaSeeking = null;
        mediaPos = null;
        basicAudio = null;
        basicVideo = null;
        videoWin = null;
        SubEngine.GetInstance().FreeSubtitles();

        if (graphBuilder != null)
        {
          DirectShowUtil.RemoveFilters(graphBuilder);
          if (_rotEntry != null)
          {
            _rotEntry.SafeDispose();
            _rotEntry = null;
          }
          DirectShowUtil.ReleaseComObject(graphBuilder);
          graphBuilder = null;
        }

        if (Vmr9 != null)
        {
          Vmr9.SafeDispose();
          Vmr9 = null;
        }

        GUIGraphicsContext.form.Invalidate(true);
        _state = PlayState.Init;

        if (_mpegDemux != null)
        {
          Log.Info("cleanup mpegdemux");
          while ((hr = DirectShowUtil.ReleaseComObject(_mpegDemux)) > 0)
          {
            ;
          }
          _mpegDemux = null;
        }
        if (_rtspSource != null)
        {
          Log.Info("cleanup _rtspSource");
          while ((hr = DirectShowUtil.ReleaseComObject(_rtspSource)) > 0)
          {
            ;
          }
          _rtspSource = null;
        }
        if (_subtitleFilter != null)
        {
//.........这里部分代码省略.........