Example #1
0
        private void CloseInterface()
        {
            //그래프와 콘트롤 해제
            if (pMediaControl != null)
            {
                pMediaControl.StopWhenReady();
            }
            if (pVideoWindow != null)
            {
                pVideoWindow.put_Visible(OABool.False);
                pVideoWindow.put_Owner(IntPtr.Zero);
            }

            Marshal.ReleaseComObject(pSampleGrabber);
            pSampleGrabber = null;
            Marshal.ReleaseComObject(pSampleGrabberFilter);
            pSampleGrabberFilter = null;
            Marshal.ReleaseComObject(pGraphBuilder);
            pGraphBuilder = null;
            Marshal.ReleaseComObject(pMediaControl);
            pMediaControl = null;
            Marshal.ReleaseComObject(pVideoWindow);
            pVideoWindow = null;
            Marshal.ReleaseComObject(pMediaPosition);
            pMediaPosition = null;
            //this.Close(); //close this program
        }
Example #2
0
    // Configure the video window
    private void ConfigureVideoWindow(DirectShowLib.IVideoWindow videoWindow, Control hWin)
    {
        int hr;

        // Set the output window
        hr = videoWindow.put_Owner(hWin.Handle);
        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);

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

        // Position the playing location
        Rectangle rc = hWin.ClientRectangle;

        hr = videoWindow.SetWindowPosition(0, 0, rc.Right, rc.Bottom);
        DsError.ThrowExceptionForHR(hr);

        //Rectangle rc = hWin.ClientRectangle;
        //hr = videoWindow.SetWindowPosition( 0, 0, 0, 0 );
        //DsError.ThrowExceptionForHR( hr );
    }
Example #3
0
        public static Boolean TryMediaOpen(MediaTypes mediaType, String path)
        {
            Boolean ret = false;

            switch (mediaType)
            {
            case MediaTypes.Audio:
            {
                DirectShowLib.IGraphBuilder gb = (DirectShowLib.IGraphBuilder) new DirectShowLib.FilterGraph();
                //Int32 hr = gb.RenderFile(path, null);
                if (gb.RenderFile(path, null) == 0)
                {
                    ret = true;
                }
                Marshal.ReleaseComObject(gb);
                gb = null;
                break;
            }

            case MediaTypes.Video:
            {
                DirectShowLib.IGraphBuilder gb = (DirectShowLib.IGraphBuilder) new DirectShowLib.FilterGraph();
                Int32 hr = gb.RenderFile(path, null);
                if (hr == 0)
                {
                    DirectShowLib.IVideoWindow videoWindow = (DirectShowLib.IVideoWindow)gb;
                    OABool lVisible;
                    if (videoWindow.get_Visible(out lVisible) == 0)
                    {
                        ret = true;
                    }
                    videoWindow = null;
                }
                Marshal.ReleaseComObject(gb);
                gb = null;
                break;
            }

            case MediaTypes.Karaoke:
            {
                ret = true;
                try
                {
                    Sequence sequence = new Sequence(path);
                    sequence.Dispose();
                }
                catch (Exception)
                {
                    ret = false;
                }
                break;
            }

            default:
                break;
            }
            return(ret);
        }
Example #4
0
        private void Videotest1()
        {
            pGraphBuilder = (DirectShowLib.IGraphBuilder) new FilterGraph();
            pMediaControl = (DirectShowLib.IMediaControl)pGraphBuilder; //controler
            pMediaEvent   = (DirectShowLib.IMediaEvent)pGraphBuilder;   //envent

            pMediaControl.RenderFile(@"C:\Users\trevor\Desktop\Videos\cctv2.wmv");
            pVideoWindow = (DirectShowLib.IVideoWindow)pGraphBuilder; // renderFile을 실행 한 후 연결해줘야한다. 출력처를 알기위해서.
            //pVideoWindow.put_Caption("test"); // setTitle
            //pVideoWindow.put_FullScreenMode(OABool.True); //Video full Screen
            pVideoWindow.put_Owner(tabPage2.Handle); // tabPage2에 그리기.
            pVideoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipSiblings);
            Rectangle rect = tabPage2.ClientRectangle;

            pVideoWindow.SetWindowPosition(0, 0, rect.Right, rect.Bottom);
            pMediaControl.Run();                              // Video play

            pMediaEvent.WaitForCompletion(-1, out eventCode); //블로킹을 실시하는 메소드

            switch (eventCode)
            {
            case 0:
                textBox1.Text = "TimeOut";
                break;

            case EventCode.UserAbort:     //ex) alt+f4
                textBox1.Text = "User Abort";
                break;

            case EventCode.Complete:
                textBox1.Text = "complete";
                break;

            case EventCode.ErrorAbort:
                textBox1.Text = "Error Abort";

                break;
            }

            //pVideoWindow.put_FullScreenMode(OABool.False); // !full Screen

            //free
            Marshal.ReleaseComObject(pGraphBuilder);
            pGraphBuilder = null;
            Marshal.ReleaseComObject(pMediaControl);
            pMediaControl = null;
            Marshal.ReleaseComObject(pMediaEvent);
            pMediaEvent = null;
        }
Example #5
0
        public override void Dispose()
        {
            VideoWndSwitch(false);
            m_MediaControl.Stop();
            //IntPtr handle;

            /*m_hr = m_VideoWindow.get_Owner(out handle);
             * DsError.ThrowExceptionForHR(m_hr);
             * System.Windows.Forms.Form.FromHandle(handle).Dispose();*/
            //m_VideoWindow.put_Owner(IntPtr.Zero);

            DsError.ThrowExceptionForHR(m_hr);
            m_VideoWindow = null;
            m_BasicVideo  = null;
            base.Dispose();
        }
Example #6
0
        private void InitializeGraph()
        {
            m_graph = (DirectShowLib.IGraphBuilder) new FilterGraphNoThread();

            // QueryInterface for DirectShow interfaces
            _mediaControl  = (DirectShowLib.IMediaControl)m_graph;
            _mediaEventEx  = (DirectShowLib.IMediaEventEx)m_graph;
            _mediaSeeking  = (DirectShowLib.IMediaSeeking)m_graph;
            _mediaPosition = (DirectShowLib.IMediaPosition)m_graph;

            // Query for video interfaces, which may not be relevant for audio files
            _videoWindow = m_graph as DirectShowLib.IVideoWindow;
            _basicVideo  = m_graph as DirectShowLib.IBasicVideo;

            // Query for audio interfaces, which may not be relevant for video-only files
            _basicAudio = m_graph as DirectShowLib.IBasicAudio;

            // Set up event notification.
            var hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, WM_GRAPHNOTIFY, IntPtr.Zero);

            DsError.ThrowExceptionForHR(hr);
        }
        private void InitializeGraph(bool isDvd)
        {
            int hr = 0;
            _isDvd = isDvd;
            m_filterGraph = new FilterGraphNoThread();
            m_graph = (m_filterGraph as DirectShowLib.IGraphBuilder);

            // QueryInterface for DirectShow interfaces
            _mediaControl = (DirectShowLib.IMediaControl)m_graph;
            _mediaEventEx = (DirectShowLib.IMediaEventEx)m_graph;
            _mediaSeeking = (DirectShowLib.IMediaSeeking)m_graph;
            _mediaPosition = (DirectShowLib.IMediaPosition)m_graph;

            // Query for video interfaces, which may not be relevant for audio files
            _videoWindow = m_graph as DirectShowLib.IVideoWindow;
            _basicVideo = m_graph as DirectShowLib.IBasicVideo;

            // Query for audio interfaces, which may not be relevant for video-only files
            _basicAudio = m_graph as DirectShowLib.IBasicAudio;

            // Set up event notification.
            if (isDvd)
                hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, DirectShowPlayerConfiguration.WM_DVD_EVENT, IntPtr.Zero);
            else
                hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, DirectShowPlayerConfiguration.WM_GRAPH_NOTIFY, IntPtr.Zero);
            DsError.ThrowExceptionForHR(hr);

            if (_config.PublishGraph)
                m_dsRot = new DsROTEntry(m_graph as IFilterGraph);
        }
        private void CloseInterfaces()
        {
            int hr;

            if (m_adecOut != null)
            {
                CleanUpInterface(m_adecOut);
                m_adecOut = null;
            }

            if (_defaultAudioRenderer != null)
            {
                m_graph.RemoveFilter(_defaultAudioRenderer as DirectShowLib.IBaseFilter);

                CleanUpInterface(_defaultAudioRenderer);
                _defaultAudioRenderer = null;
            }

            if (_reclockAudioRenderer != null)
            {
                m_graph.RemoveFilter(_reclockAudioRenderer as DirectShowLib.IBaseFilter);

                CleanUpInterface(_reclockAudioRenderer);
                _reclockAudioRenderer = null;
            }

            if (_wasapiAR != null)
            {
                m_graph.RemoveFilter(_wasapiAR as DirectShowLib.IBaseFilter);

                CleanUpInterface(_wasapiAR);
                _wasapiAR = null;
            }

            if (_lavaudio != null)
            {
                m_graph.RemoveFilter(_lavaudio as DirectShowLib.IBaseFilter);

                CleanUpInterface(_lavaudio);
                _lavaudio = null;
            }

            if (_xyVsFilter != null)
            {
                m_graph.RemoveFilter(_xyVsFilter as DirectShowLib.IBaseFilter);

                CleanUpInterface(_xyVsFilter);
                _xyVsFilter = null;
            }

            if (_xySubFilter != null)
            {
                m_graph.RemoveFilter(_xySubFilter as DirectShowLib.IBaseFilter);

                CleanUpInterface(_xySubFilter);
                _xySubFilter = null;
            }

            if (_lavvideo != null)
            {
                m_graph.RemoveFilter(_lavvideo as DirectShowLib.IBaseFilter);

                CleanUpInterface(_lavvideo);
                _lavvideo = null;
            }

            if (_madvr != null)
            {
                m_graph.RemoveFilter(_madvr as DirectShowLib.IBaseFilter);

                CleanUpInterface(_madvr);
                _madvr = null;
            }

            if (_videoWindow != null)
            {
                // Relinquish ownership (IMPORTANT!) after hiding video window
                hr = _videoWindow.put_Visible(OABool.False);

                hr = _videoWindow.put_Owner(IntPtr.Zero);
            }

            if (_mediaEventEx != null)
            {
                hr = _mediaEventEx.SetNotifyWindow(IntPtr.Zero, 0, IntPtr.Zero);
                //Marshal.ReleaseComObject(_mediaEventEx);
                //_mediaEventEx = null;
            }

            //if (_dvdNav != null)
            //{
            //    Marshal.ReleaseComObject(_dvdNav);
            //    _dvdNav = null;
            //}
            /* //this will double release the source filter
            if (dvdInfo != null)
            {
                Marshal.ReleaseComObject(dvdInfo);
                dvdInfo = null;
            }

            if (_mDvdControl != null)
            {
                Marshal.ReleaseComObject(_mDvdControl);                
            }
            */
            _mDvdControl = null;

            CleanUpInterface(_mPDisplay);
            _mPDisplay = null;
            CleanUpInterface(_sourceFilter);
            _sourceFilter = null;
            CleanUpInterface(_mPEvr);
            _mPEvr = null;
            CleanUpInterface(m_filterGraph);
            m_filterGraph = null;

            m_filterGraph = null;
            _mediaEventEx = null;
            _mediaSeeking = null;
            _mediaPosition = null;
            _mediaControl = null;
            _basicAudio = null;
            _basicVideo = null;
            m_graph = null;
            _videoWindow = null;
            _filterGraph = null;

            if (m_dsRot != null)
                m_dsRot.Dispose();
            m_dsRot = null;

            _mSeekCaps = 0;

            _streams = null;

            GC.Collect();
        }
        private void CloseInterfaces()
        {
            _hiddenWindow.SizeChanged -= _hiddenWindow_SizeChanged;

            int hr;

            if (_defaultAudioRenderer != null)
            {
                m_graph.RemoveFilter(_defaultAudioRenderer as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_defaultAudioRenderer);
                _defaultAudioRenderer = null;
            }

            if (_reclockAudioRenderer != null)
            {
                m_graph.RemoveFilter(_reclockAudioRenderer as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_reclockAudioRenderer);
                _reclockAudioRenderer = null;
            }

            if (_lavaudio != null)
            {
                m_graph.RemoveFilter(_lavaudio as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_lavaudio);
                _lavaudio = null;
            }

            if (_xyVsFilter != null)
            {
                m_graph.RemoveFilter(_xyVsFilter as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_xyVsFilter);
                _xyVsFilter = null;
            }

            if (_xySubFilter != null)
            {
                m_graph.RemoveFilter(_xySubFilter as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_xySubFilter);
                _xySubFilter = null;
            }

            if (_lavvideo != null)
            {
                m_graph.RemoveFilter(_lavvideo as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_lavvideo);
                _lavvideo = null;
            }

            if (_madvr != null)
            {
                m_graph.RemoveFilter(_madvr as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_madvr);
                _madvr = null;
            }

            if (_videoWindow != null)
            {
                // Relinquish ownership (IMPORTANT!) after hiding video window
                hr = _videoWindow.put_Visible(OABool.False);

                hr = _videoWindow.put_Owner(IntPtr.Zero);
            }

            if (_mediaEventEx != null)
            {
                hr = _mediaEventEx.SetNotifyWindow(IntPtr.Zero, 0, IntPtr.Zero);
                Marshal.ReleaseComObject(_mediaEventEx);
                _mediaEventEx = null;
            }

            if (_dvdNav != null)
            {
                Marshal.ReleaseComObject(_dvdNav);
                _dvdNav = null;
            }

            if (_mDvdInfo != null)
            {
                Marshal.ReleaseComObject(_mDvdInfo);
                _mDvdInfo = null;
            }

            if (_mDvdControl != null)
            {
                Marshal.ReleaseComObject(_mDvdControl);
                _mDvdControl = null;
            }

            if (_mPDisplay != null)
            {
                Marshal.ReleaseComObject(_mPDisplay);
                _mPDisplay = null;
            }

            if (_filterGraph != null)
            {
                Marshal.ReleaseComObject(_filterGraph);
                _filterGraph = null;
            }

            if (_mPEvr != null)
            {
                Marshal.ReleaseComObject(_mPEvr);
                _mPEvr = null;
            }

            if (_mediaEventEx != null)
            {
                Marshal.ReleaseComObject(_mediaEventEx);
                _mediaEventEx = null;
            }

            if (_mediaSeeking != null)
            {
                Marshal.ReleaseComObject(_mediaSeeking);
                _mediaSeeking = null;
            }

            if (_mediaPosition != null)
            {
                Marshal.ReleaseComObject(_mediaPosition);
                _mediaPosition = null;
            }

            if (_mediaControl != null)
            {
                Marshal.ReleaseComObject(_mediaControl);
                _mediaControl = null;
            }

            if (_basicAudio != null)
            {
                Marshal.ReleaseComObject(_basicAudio);
                _basicAudio = null;
            }

            if (_basicVideo != null)
            {
                Marshal.ReleaseComObject(_basicVideo);
                _basicVideo = null;
            }

            if (_sourceFilter != null)
            {
                Marshal.ReleaseComObject(_sourceFilter);
                _sourceFilter = null;
            }

            if (m_graph != null)
            {
                Marshal.ReleaseComObject(m_graph);
                m_graph = null;
            }

            if (_videoWindow != null)
            {
                Marshal.ReleaseComObject(_videoWindow);
                _videoWindow = null;
            }

            _mSeekCaps = 0;

            _streams = null;

            GC.Collect();
        }
        private void InitializeGraph()
        {
            m_graph = (DirectShowLib.IGraphBuilder)new FilterGraphNoThread();

            // QueryInterface for DirectShow interfaces
            _mediaControl = (DirectShowLib.IMediaControl)m_graph;
            _mediaEventEx = (DirectShowLib.IMediaEventEx)m_graph;
            _mediaSeeking = (DirectShowLib.IMediaSeeking)m_graph;
            _mediaPosition = (DirectShowLib.IMediaPosition)m_graph;

            // Query for video interfaces, which may not be relevant for audio files
            _videoWindow = m_graph as DirectShowLib.IVideoWindow;
            _basicVideo = m_graph as DirectShowLib.IBasicVideo;

            // Query for audio interfaces, which may not be relevant for video-only files
            _basicAudio = m_graph as DirectShowLib.IBasicAudio;

            // Set up event notification.
            var hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, WM_GRAPHNOTIFY, IntPtr.Zero);
            DsError.ThrowExceptionForHR(hr);
        }
Example #11
0
        private void SetupGraph(Control hWin, string filename)
        {
            pGraphBuilder   = (DirectShowLib.IGraphBuilder) new FilterGraph();
            pMediaControl   = (DirectShowLib.IMediaControl)pGraphBuilder;
            pVideoWindow    = (DirectShowLib.IVideoWindow)pGraphBuilder;
            pVideoFrameStep = (DirectShowLib.IVideoFrameStep)pGraphBuilder; // video frame...
            pMediaPosition  = (DirectShowLib.IMediaPosition)pGraphBuilder;
            //DirectShowLib.IBaseFilter pBaseFilter = (DirectShowLib.IBaseFilter)pGraphBuilder;

            //pMediaSeeking = (DirectShowLib.IMediaSeeking)pGraphBuilder;
            //pMediaSeeking.SetPositions(5000, AMSeekingSeekingFlags.AbsolutePositioning, 6000, AMSeekingSeekingFlags.AbsolutePositioning);

            //test
            DirectShowLib.ICaptureGraphBuilder2  pCaptureGraphBuilder2;
            DirectShowLib.IBaseFilter            pRenderer;
            DirectShowLib.IVMRFilterConfig9      pIVMRFilterConfig9;
            DirectShowLib.IVMRWindowlessControl9 pVMRWC9;

            pCaptureGraphBuilder2 = (DirectShowLib.ICaptureGraphBuilder2) new CaptureGraphBuilder2();
            pCaptureGraphBuilder2.SetFiltergraph(pGraphBuilder);     // CaptureGraph를  GraphBuilder에 붙인다.

            //pGraphBuilder.AddFilter(pMediaControl "SDZ 375 Source");  // GraphBuilder에 영상장치필터를 추가한다.
            pRenderer          = (DirectShowLib.IBaseFilter) new DirectShowLib.VideoMixingRenderer9(); // 믹서 필터를 생성 한다.
            pIVMRFilterConfig9 = (DirectShowLib.IVMRFilterConfig9)pRenderer;                           // 믹서 필터의 속성을 설정한다.
            pIVMRFilterConfig9.SetRenderingMode(VMR9Mode.Windowless);
            pIVMRFilterConfig9.SetNumberOfStreams(2);

            pVMRWC9 = (DirectShowLib.IVMRWindowlessControl9)pRenderer;              // 오버레이 평면의 속성을 설정한다.
            pVMRWC9.SetVideoClippingWindow(hWin.Handle);
            pVMRWC9.SetBorderColor(0);
            pVMRWC9.SetVideoPosition(null, hWin.ClientRectangle);
            pGraphBuilder.AddFilter(pRenderer, "Video Mixing Renderer");                               // GraphBuilder에 믹스 필터를 추가한다.
            pCaptureGraphBuilder2.RenderStream(null, MediaType.Video, pGraphBuilder, null, pRenderer); // 영상표시를 위한 필터를 설정한다.
            ///test

            //sampleGrabber
            AMMediaType am_media_type = new AMMediaType();

            pSampleGrabber           = (DirectShowLib.ISampleGrabber) new SampleGrabber();
            pSampleGrabberFilter     = (DirectShowLib.IBaseFilter)pSampleGrabber;
            am_media_type.majorType  = MediaType.Video;
            am_media_type.subType    = MediaSubType.RGB24;
            am_media_type.formatType = FormatType.VideoInfo;
            pSampleGrabber.SetMediaType(am_media_type);
            //Graph에 sampleGrabber filter를 추가
            pGraphBuilder.AddFilter(pSampleGrabberFilter, "Sample Grabber");

            pMediaControl.RenderFile(filename);

            pVideoWindow.put_Owner(hWin.Handle);
            pVideoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipSiblings);
            Rectangle rect = hWin.ClientRectangle;

            pVideoWindow.SetWindowPosition(0, 0, rect.Right, rect.Bottom);

            //sampleGrabber2
            pSampleGrabber.GetConnectedMediaType(am_media_type);
            DirectShowLib.VideoInfoHeader pVideoInfoHeader = (DirectShowLib.VideoInfoHeader)Marshal.PtrToStructure(am_media_type.formatPtr, typeof(VideoInfoHeader));
            String str = string.Format("size = {0} x {1}", pVideoInfoHeader.BmiHeader.Width, pVideoInfoHeader.BmiHeader.Height);

            Video_Width   = pVideoInfoHeader.BmiHeader.Width;
            Video_Height  = pVideoInfoHeader.BmiHeader.Height;
            str          += string.Format("sample size = {0}", am_media_type.sampleSize);
            textBox1.Text = str;
            DsUtils.FreeAMMediaType(am_media_type);
            //SetBufferSamples를 실행하지 않으면 버퍼로부터 데이터를 얻을 수 없다.
            //불필요하게 부하를 주고싶지 않은경우 false, 데이터를 얻고싶으면 true
            pSampleGrabber.SetBufferSamples(true);

            //play time
            pMediaPosition = (DirectShowLib.IMediaPosition)pGraphBuilder;
            double Length;

            pMediaPosition.get_Duration(out Length);
            String str2 = string.Format("play time: {0}", Length);

            textBox1.Text = str2;
            pMediaPosition.put_CurrentPosition(5.0); //set current Position



            //2017.05.08
            DirectShowLib.IVMRWindowlessControl9 windowlessCtrl = (DirectShowLib.IVMRWindowlessControl9)pRenderer;
            windowlessCtrl.SetVideoClippingWindow(hWin.Handle);
            IntPtr lpDib;

            windowlessCtrl.GetCurrentImage(out lpDib);
            BitmapInfoHeader head;

            head = (BitmapInfoHeader)Marshal.PtrToStructure(lpDib, typeof(BitmapInfoHeader));
            int         width       = head.Width;
            int         height      = head.Height;
            int         stride      = width * (head.BitCount / 8);
            PixelFormat pixelFormat = PixelFormat.Format24bppRgb;

            switch (head.BitCount)
            {
            case 24: pixelFormat = PixelFormat.Format24bppRgb; break;

            case 32: pixelFormat = PixelFormat.Format32bppRgb; break;

            case 48: pixelFormat = PixelFormat.Format48bppRgb; break;

            default: throw new Exception("Unknown BitCount");
            }

            Bitmap Cap = new Bitmap(width, height, stride, pixelFormat, lpDib);

            Cap.RotateFlip(RotateFlipType.RotateNoneFlipY);
            pictureBox1.Image = Cap;
        }
Example #12
0
 public VideoPlayItem(String path, Boolean isDemo)
     : base(path, isDemo)
 {
     m_VideoWindow = (DirectShowLib.IVideoWindow)m_GraphBuilder;
     m_BasicVideo  = (DirectShowLib.IBasicVideo)m_GraphBuilder;
 }
Example #13
0
        private void CloseInterfaces()
        {
            _hiddenWindow.SizeChanged -= _hiddenWindow_SizeChanged;

            int hr;

            if (_defaultAudioRenderer != null)
            {
                m_graph.RemoveFilter(_defaultAudioRenderer as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_defaultAudioRenderer);
                _defaultAudioRenderer = null;
            }

            if (_reclockAudioRenderer != null)
            {
                m_graph.RemoveFilter(_reclockAudioRenderer as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_reclockAudioRenderer);
                _reclockAudioRenderer = null;
            }

            if (_lavaudio != null)
            {
                m_graph.RemoveFilter(_lavaudio as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_lavaudio);
                _lavaudio = null;
            }

            if (_xyVsFilter != null)
            {
                m_graph.RemoveFilter(_xyVsFilter as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_xyVsFilter);
                _xyVsFilter = null;
            }

            if (_xySubFilter != null)
            {
                m_graph.RemoveFilter(_xySubFilter as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_xySubFilter);
                _xySubFilter = null;
            }

            if (_lavvideo != null)
            {
                m_graph.RemoveFilter(_lavvideo as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_lavvideo);
                _lavvideo = null;
            }

            if (_madvr != null)
            {
                m_graph.RemoveFilter(_madvr as DirectShowLib.IBaseFilter);

                Marshal.ReleaseComObject(_madvr);
                _madvr = null;
            }

            if (_videoWindow != null)
            {
                // Relinquish ownership (IMPORTANT!) after hiding video window
                hr = _videoWindow.put_Visible(OABool.False);

                hr = _videoWindow.put_Owner(IntPtr.Zero);
            }

            if (_mediaEventEx != null)
            {
                hr = _mediaEventEx.SetNotifyWindow(IntPtr.Zero, 0, IntPtr.Zero);
                Marshal.ReleaseComObject(_mediaEventEx);
                _mediaEventEx = null;
            }

            if (_dvdNav != null)
            {
                Marshal.ReleaseComObject(_dvdNav);
                _dvdNav = null;
            }

            if (_mDvdInfo != null)
            {
                Marshal.ReleaseComObject(_mDvdInfo);
                _mDvdInfo = null;
            }

            if (_mDvdControl != null)
            {
                Marshal.ReleaseComObject(_mDvdControl);
                _mDvdControl = null;
            }

            if (_mPDisplay != null)
            {
                Marshal.ReleaseComObject(_mPDisplay);
                _mPDisplay = null;
            }

            if (_filterGraph != null)
            {
                Marshal.ReleaseComObject(_filterGraph);
                _filterGraph = null;
            }

            if (_mPEvr != null)
            {
                Marshal.ReleaseComObject(_mPEvr);
                _mPEvr = null;
            }

            if (_mediaEventEx != null)
            {
                Marshal.ReleaseComObject(_mediaEventEx);
                _mediaEventEx = null;
            }

            if (_mediaSeeking != null)
            {
                Marshal.ReleaseComObject(_mediaSeeking);
                _mediaSeeking = null;
            }

            if (_mediaPosition != null)
            {
                Marshal.ReleaseComObject(_mediaPosition);
                _mediaPosition = null;
            }

            if (_mediaControl != null)
            {
                Marshal.ReleaseComObject(_mediaControl);
                _mediaControl = null;
            }

            if (_basicAudio != null)
            {
                Marshal.ReleaseComObject(_basicAudio);
                _basicAudio = null;
            }

            if (_basicVideo != null)
            {
                Marshal.ReleaseComObject(_basicVideo);
                _basicVideo = null;
            }

            if (_sourceFilter != null)
            {
                Marshal.ReleaseComObject(_sourceFilter);
                _sourceFilter = null;
            }

            if (m_graph != null)
            {
                Marshal.ReleaseComObject(m_graph);
                m_graph = null;
            }

            if (_videoWindow != null)
            {
                Marshal.ReleaseComObject(_videoWindow);
                _videoWindow = null;
            }

            _mSeekCaps = 0;

            _streams = null;

            GC.Collect();
        }
Example #14
0
        private void InitializeGraph(bool isDvd)
        {
            int hr = 0;
            _isDvd = isDvd;
            if (isDvd)
            {
                _dvdGraphBuilder = new DvdGraphBuilder() as IDvdGraphBuilder;
                hr = _dvdGraphBuilder.GetFiltergraph(out _graph);
                DsError.ThrowExceptionForHR(hr);
                _filterGraph = _graph as IFilterGraph2;
            }
            else
            {
                _filterGraphNT = new FilterGraphNoThread();
                _graph = (_filterGraphNT as DirectShowLib.IGraphBuilder);
            }
            // QueryInterface for DirectShow interfaces
            _mediaControl = (DirectShowLib.IMediaControl)_graph;
            _mediaEventEx = (DirectShowLib.IMediaEventEx)_graph;
            _mediaSeeking = (DirectShowLib.IMediaSeeking)_graph;
            _mediaPosition = (DirectShowLib.IMediaPosition)_graph;

            // Query for video interfaces, which may not be relevant for audio files
            _videoWindow = _graph as DirectShowLib.IVideoWindow;
            _basicVideo = _graph as DirectShowLib.IBasicVideo;

            // Query for audio interfaces, which may not be relevant for video-only files
            _basicAudio = _graph as DirectShowLib.IBasicAudio;

            // Set up event notification.
            if (isDvd)
                hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, WM_DVD_EVENT, IntPtr.Zero);
            else
                hr = _mediaEventEx.SetNotifyWindow(VideoWindowHandle, WM_GRAPHNOTIFY, IntPtr.Zero);
            DsError.ThrowExceptionForHR(hr);

            if (_mbtConfig.Configuration.InternalPlayerConfiguration.PublishGraph)
                m_dsRot = new DsROTEntry(_graph as IFilterGraph);
        }