Exemplo n.º 1
0
    /// <summary> create the used COM components and get the interfaces. </summary>
    protected override bool GetInterfaces(string filename)
    {
      Log.Info("TSReaderPlayer: GetInterfaces()");
      try
      {
        string strAudioRenderer = "";
        int intFilters = 0; // FlipGer: count custom filters
        string strFilters = ""; // FlipGer: collect custom filters

        LoadMyTvFilterSettings(ref intFilters, ref strFilters, ref strVideoCodec, ref strAudioCodec,
                               ref strAACAudioCodec, ref strDDPLUSAudioCodec, ref strH264VideoCodec,
                               ref strAudioRenderer,
                               ref enableDVBBitmapSubtitles, ref enableDVBTtxtSubtitles, ref relaxTsReader);

        _graphBuilder = (IGraphBuilder)new FilterGraph();
        _rotEntry = new DsROTEntry((IFilterGraph)_graphBuilder);

        if (strAudioRenderer.Length > 0) //audio renderer must be in graph before audio switcher
        {
          _audioRendererFilter = DirectShowUtil.AddAudioRendererToGraph(_graphBuilder, strAudioRenderer, true);
        }

        #region add AudioSwitcher

        if (enableMPAudioSwitcher) //audio switcher must be in graph before tsreader audiochangecallback
        {
          _audioSwitcherFilter = DirectShowUtil.AddFilterToGraph(_graphBuilder, "MediaPortal AudioSwitcher");
          if (_audioSwitcherFilter == null)
          {
            Log.Error("TSReaderPlayer: Failed to add AudioSwitcher to graph");
          }
        }

        #endregion

        #region add TsReader

        TsReader reader = new TsReader();
        _fileSource = (IBaseFilter)reader;
        _ireader = (ITSReader)reader;
        _interfaceTSReader = _fileSource;
        _ireader.SetRelaxedMode(relaxTsReader); // enable/disable continousity filtering
        _ireader.SetTsReaderCallback(this);
        _ireader.SetRequestAudioChangeCallback(this);
        Log.Info("TSReaderPlayer: Add TsReader to graph");
        int hr = _graphBuilder.AddFilter((IBaseFilter)_fileSource, "TsReader");
        DsError.ThrowExceptionForHR(hr);

        #endregion

        #region load file in TsReader

        IFileSourceFilter interfaceFile = (IFileSourceFilter)_fileSource;
        if (interfaceFile == null)
        {
          Log.Error("TSReaderPlayer: Failed to get IFileSourceFilter");
          Cleanup();
          return false;
        }
        Log.Info("TSReaderPlayer: Open file: {0}", filename);
        hr = interfaceFile.Load(filename, null);
        if (hr != 0)
        {
          Log.Error("TSReaderPlayer: Failed to open file:{0} :0x{1:x}", filename, hr);
          Cleanup();
          return false;
        }

        #endregion

        #region add codecs

        Log.Info("TSReaderPlayer: Add codecs");
        // add preferred video & audio codecs
        MatchFilters("Video");
        MatchFilters("Audio");

        // does .ts file contain video?
        // default is _isRadio=false which prevents recorded radio file playing
        if (!_videoFormat.IsValid)
          _isRadio = true;

        if (!_isRadio)
        {
          _vmr9 = new VMR9Util();
          _vmr9.AddVMR9(_graphBuilder);
          _vmr9.Enable(false);

          DirectShowUtil.AddFilterToGraph(_graphBuilder, videoFilter);
          if (enableDVBBitmapSubtitles)
          {
            try
            {
              SubtitleRenderer.GetInstance().AddSubtitleFilter(_graphBuilder);
            }
            catch (Exception e)
            {
              Log.Error(e);
            }
          }
        }

        DirectShowUtil.AddFilterToGraph(_graphBuilder, audioFilter);

        // FlipGer: add custom filters to graph
        string[] arrFilters = strFilters.Split(';');
        for (int i = 0; i < intFilters; i++)
        {
          DirectShowUtil.AddFilterToGraph(_graphBuilder, arrFilters[i]);
        }

        #endregion

        #region PostProcessingEngine Detection

        IPostProcessingEngine postengine = PostProcessingEngine.GetInstance(true);
        if (!postengine.LoadPostProcessing(_graphBuilder))
        {
          PostProcessingEngine.engine = new PostProcessingEngine.DummyEngine();
        }

        #endregion

        #region render TsReader output pins

        Log.Info("TSReaderPlayer: Render TsReader outputs");
        if (_isRadio)
        {
          IEnumPins enumPins;
          hr = _fileSource.EnumPins(out enumPins);
          DsError.ThrowExceptionForHR(hr);
          IPin[] pins = new IPin[1];
          int fetched = 0;
          while (enumPins.Next(1, pins, out fetched) == 0)
          {
            if (fetched != 1)
            {
              break;
            }
            PinDirection direction;
            pins[0].QueryDirection(out direction);
            if (direction == PinDirection.Output)
            {
              IEnumMediaTypes enumMediaTypes;
              pins[0].EnumMediaTypes(out enumMediaTypes);
              AMMediaType[] mediaTypes = new AMMediaType[20];
              int fetchedTypes;
              enumMediaTypes.Next(20, mediaTypes, out fetchedTypes);
              for (int i = 0; i < fetchedTypes; ++i)
              {
                if (mediaTypes[i].majorType == MediaType.Audio)
                {
                  hr = _graphBuilder.Render(pins[0]);
                  DsError.ThrowExceptionForHR(hr);
                  break;
                }
              }
            }
            DirectShowUtil.ReleaseComObject(pins[0]);
          }
          DirectShowUtil.ReleaseComObject(enumPins);
        }
        else
        {
          DirectShowUtil.RenderGraphBuilderOutputPins(_graphBuilder, _fileSource);
        }
        DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);

        #endregion

        _mediaCtrl = (IMediaControl)_graphBuilder;
        _mediaEvt = (IMediaEventEx)_graphBuilder;
        _mediaSeeking = (IMediaSeeking)_graphBuilder;
        if (_mediaSeeking == null)
        {
          Log.Error("TSReaderPlayer: Unable to get IMediaSeeking interface");
        }
        _audioStream = (IAudioStream)_fileSource;
        if (_audioStream == null)
        {
          Log.Error("TSReaderPlayer: Unable to get IAudioStream interface");
        }
        _audioSelector = new AudioSelector(_audioStream);

        if (!_isRadio)
        {
          if (enableDVBTtxtSubtitles || enableDVBBitmapSubtitles)
          {
            try
            {
              SubtitleRenderer.GetInstance().SetPlayer(this);
              _dvbSubRenderer = SubtitleRenderer.GetInstance();
            }
            catch (Exception e)
            {
              Log.Error(e);
            }
          }
          if (enableDVBBitmapSubtitles)
          {
            _subtitleStream = (ISubtitleStream)_fileSource;
            if (_subtitleStream == null)
            {
              Log.Error("TSReaderPlayer: Unable to get ISubtitleStream interface");
            }
          }
          if (enableDVBTtxtSubtitles)
          {
            //Log.Debug("TSReaderPlayer: Obtaining TeletextSource");
            _teletextSource = (ITeletextSource)_fileSource;
            if (_teletextSource == null)
            {
              Log.Error("TSReaderPlayer: Unable to get ITeletextSource interface");
            }
            Log.Debug("TSReaderPlayer: Creating Teletext Receiver");
            try
            {
                using (MPSettings xmlreader = new MPSettings())
                    xmlreader.SetValue("tvservice", "dvbdefttxtsubtitles", "999;999");
            }
            catch { }
            TeletextSubtitleDecoder ttxtDecoder = new TeletextSubtitleDecoder(_dvbSubRenderer);
            _ttxtReceiver = new TeletextReceiver(_teletextSource, ttxtDecoder);
            // regardless of whether dvb subs are enabled, the following call is okay
            // if _subtitleStream is null the subtitle will just not setup for bitmap subs 
            _subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, ttxtDecoder);
          }
          else if (enableDVBBitmapSubtitles)
          {
            // if only dvb subs are enabled, pass null for ttxtDecoder
            _subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, null);
          }
        }
        if (_audioRendererFilter != null)
        {
          //Log.Info("TSReaderPlayer:set reference clock");
          IMediaFilter mp = (IMediaFilter)_graphBuilder;
          IReferenceClock clock = (IReferenceClock)_audioRendererFilter;
          hr = mp.SetSyncSource(null);
          hr = mp.SetSyncSource(clock);
          //Log.Info("TSReaderPlayer:set reference clock:{0:X}", hr);
          _basicAudio = (IBasicAudio)_graphBuilder;
        }
        if (!_isRadio)
        {
          IBaseFilter basefilter;
          _graphBuilder.FindFilterByName("Line 21 Decoder", out basefilter);
          if (basefilter == null)
          {
            _graphBuilder.FindFilterByName("Line21 Decoder", out basefilter);
          }
          if (basefilter == null)
          {
            _graphBuilder.FindFilterByName("Line 21 Decoder 2", out basefilter);
          }
          if (basefilter != null)
          {
            Log.Info("TSreaderPlayer: Line21 Decoder (Closed Captions), in use"); //: {0}", showClosedCaptions);
            _line21Decoder = (IAMLine21Decoder)basefilter;
            if (_line21Decoder != null)
            {
              AMLine21CCState state = AMLine21CCState.Off;
              hr = _line21Decoder.SetServiceState(state);
              if (hr == 0)
              {
                Log.Info("TSReaderPlayer: Closed Captions state change successful");
              }
              else
              {
                Log.Info("TSReaderPlayer: Failed to change Closed Captions state");
              }
            }
          }
          if (!_vmr9.IsVMR9Connected)
          {
            Log.Error("TSReaderPlayer: Failed vmr9 not connected");
            Cleanup();
            return false;
          }
          DirectShowUtil.EnableDeInterlace(_graphBuilder);
          _vmr9.SetDeinterlaceMode();
        }

        using (MPSettings xmlreader = new MPSettings())
        {
          int lastSubIndex = xmlreader.GetValueAsInt("tvservice", "lastsubtitleindex", 0);
          Log.Debug("TSReaderPlayer: Last subtitle index: {0}", lastSubIndex);
          CurrentSubtitleStream = lastSubIndex;
        }
        return true;
      }
      catch (Exception ex)
      {
        Log.Error("TSReaderPlayer: Exception while creating DShow graph {0}", ex.Message);
        Cleanup();
        return false;
      }
    }
Exemplo n.º 2
0
    protected bool GetInterfaces(string filename, int titleBD)
    {
      try
      {
        Log.Debug("BDPlayer: GetInterfaces()");

        _graphBuilder = (IGraphBuilder)new FilterGraph();
        _rotEntry = new DsROTEntry(_graphBuilder as IFilterGraph);

        filterConfig = GetFilterConfiguration();

        if (filterConfig.AudioRenderer.Length > 0)
        {
          _audioRendererFilter = DirectShowUtil.AddAudioRendererToGraph(_graphBuilder, filterConfig.AudioRenderer, true);
        }

        BDReader reader = new BDReader();
        _interfaceBDReader = reader as IBaseFilter;
        _ireader = reader as IBDReader;

        if (_interfaceBDReader == null || _ireader == null)
        {
          // todo: add exception
          return false;
        }

        // add the BD reader
        int hr = _graphBuilder.AddFilter(_interfaceBDReader, BD_READER_GRAPH_NAME);
        DsError.ThrowExceptionForHR(hr);

        Log.Debug("BDPlayer: Add BDReader to graph");

        IFileSourceFilter interfaceFile = (IFileSourceFilter)_interfaceBDReader;

        LoadSettings(_ireader);
        _ireader.SetD3DDevice(DirectShowUtil.GetUnmanagedDevice(GUIGraphicsContext.DX9Device));
        _ireader.SetBDReaderCallback(this);

        hr = interfaceFile.Load(filename, null);

        DsError.ThrowExceptionForHR(hr);

        Log.Debug("BDPlayer: BDReader loaded: {0}", filename);

        List<TitleInfo> titles = GetTitleInfoCollection(_ireader);

        while (true)
        {
          if (g_Player.ForcePlay && g_Player.SetResumeBDTitleState < g_Player.BdDefaultTitle)
          {
            if (titles.Count == 1)
            {
              _titleToPlay = 0;
              g_Player.SetResumeBDTitleState = g_Player.BdRemuxTitle;
            }
            else
            {
              _titleToPlay = g_Player.SetResumeBDTitleState;
            }
            _forceTitle = true;
            g_Player.ForcePlay = false;
          }
          else
          {
            if (titles.Count == 1)
            {
              // BD has only one title (remux one)
              _forceTitle = true;
              _titleToPlay = 0;
              g_Player.SetResumeBDTitleState = g_Player.BdRemuxTitle;

              if (g_Player.SetResumeBDTitleState == -1)
              {
                // user cancelled dialog
                titles.Dispose();
                g_Player.Stop();
                return false;
              }
            }
            else
            {
              _titleToPlay = SelectTitle(titles);
              g_Player.SetResumeBDTitleState = _titleToPlay;
              Log.Info("BDPlayer: BDReader _titleToPlay : {0}", _titleToPlay);
              if (_titleToPlay > -1)
              {
                // a specific title was selected
                _forceTitle = true;

                if (g_Player.SetResumeBDTitleState == -1)
                {
                  // user cancelled dialog
                  titles.Dispose();
                  g_Player.Stop();
                  return false;
                }
              }
              else
              {
                if (_titleToPlay == -1)
                {
                  // user cancelled dialog
                  g_Player.Stop();
                  titles.Dispose();
                  return false;
                }

                // user choose to display menu
                _forceTitle = false;
              }
            }
          }

          _ireader.ForceTitleBasedPlayback(_forceTitle, (uint)_titleToPlay);

          Log.Debug("BDPlayer: Starting BDReader");
          eventBuffer.Clear();
          hr = _ireader.Start();
          if (hr != 0)
          {

            if (!_forceTitle)
            {
              Log.Error("BDPlayer: Failed to start file:{0} :0x{1:x}", filename, hr);
              continue;
            }

            Log.Error("BDPlayer: Failed to start in title based mode file:{0} :0x{1:x}", filename, hr);
            titles.Dispose();
            return false;
          }
          else
          {
            Log.Info("BDPlayer: BDReader started");
          }

          break;
        }

        titles.Dispose();

        #region Filters

        Log.Info("BDPlayer: Adding filters");

        _vmr9 = new VMR9Util();
        _vmr9.AddVMR9(_graphBuilder);
        _vmr9.Enable(false);

        // Set VideoDecoder and VC1Override before adding filter in graph
        SetVideoDecoder();
        SetVC1Override();

        // Add preferred video filters
        UpdateFilters("Video");

        // Add preferred audio filters
        UpdateFilters("Audio");

        // Let the subtitle engine handle the proper filters
        try
        {
          SubtitleRenderer.GetInstance().AddSubtitleFilter(_graphBuilder);
        }
        catch (Exception e)
        {
          Log.Error(e);
        }
        
        #endregion

        #region PostProcessingEngine Detection

        IPostProcessingEngine postengine = PostProcessingEngine.GetInstance(true);
        if (!postengine.LoadPostProcessing(_graphBuilder))
        {
          PostProcessingEngine.engine = new PostProcessingEngine.DummyEngine();
        }

        #endregion

        #region render BDReader output pins

        Log.Info("BDPlayer: Render BDReader outputs");

        if (_interfaceBDReader != null)
        {
          DirectShowUtil.RenderGraphBuilderOutputPins(_graphBuilder, _interfaceBDReader);
        }
        
        //remove InternalScriptRenderer as it takes subtitle pin
        disableISR();

        //disable Closed Captions!
        disableCC();

        //RemoveAudioR();

        DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);

        #endregion

        _mediaCtrl = (IMediaControl)_graphBuilder;
        _mediaEvt = (IMediaEventEx)_graphBuilder;
        _mediaSeeking = (IMediaSeeking)_graphBuilder;

        try
        {
          SubtitleRenderer.GetInstance().SetPlayer(this);
          _dvbSubRenderer = SubtitleRenderer.GetInstance();
        }
        catch (Exception e)
        {
          Log.Error(e);
        }

        _subtitleStream = (Player.TSReaderPlayer.ISubtitleStream)_interfaceBDReader;
        if (_subtitleStream == null)
        {
          Log.Error("BDPlayer: Unable to get ISubtitleStream interface");
        }

        // if only dvb subs are enabled, pass null for ttxtDecoder
        _subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, null);
        EnableSubtitle = _subtitlesEnabled;

        //Sync Audio Renderer
        SyncAudioRenderer();

        if (!_vmr9.IsVMR9Connected)
        {
          Log.Error("BDPlayer: Failed vmr9 not connected");
          return false;
        }
        _vmr9.SetDeinterlaceMode();
        return true;
      }
      catch (Exception ex)
      {
        Log.Error("BDPlayer: Exception while creating DShow graph {0}", ex.Message);
        return false;
      }
    }
Exemplo n.º 3
0
    /// <summary> create the used COM components and get the interfaces. </summary>
    protected override bool GetInterfaces(string filename)
    {
      Log.Info("TSReaderPlayer: GetInterfaces()");
      try
      {
        _graphBuilder = (IGraphBuilder)new FilterGraphNoThread();
        _rotEntry = new DsROTEntry((IFilterGraph)_graphBuilder);

        //Get filterCodecName and filterConfig
        filterConfig = GetFilterConfiguration();
        filterCodec = GetFilterCodec();

        #region add AudioRenderer

        //Add Audio Renderer
        AudioRendererAdd();

        #endregion

        #region add AudioSwitcher

        MPAudioSwitcherAdd();

        #endregion

        #region add TsReader

        TsReader reader = new TsReader();
        _fileSource = (IBaseFilter)reader;
        _ireader = (ITSReader)reader;
        _interfaceTSReader = _fileSource;
        if (filterConfig != null)
        _ireader.SetRelaxedMode(filterConfig.relaxTsReader); // enable/disable continousity filtering
        _ireader.SetTsReaderCallback(this);
        _ireader.SetRequestAudioChangeCallback(this);
        Log.Info("TSReaderPlayer: Add TsReader to graph");
        int hr = _graphBuilder.AddFilter((IBaseFilter)_fileSource, "TsReader");
        DsError.ThrowExceptionForHR(hr);

        #endregion

        #region load file in TsReader

        IFileSourceFilter interfaceFile = (IFileSourceFilter)_fileSource;
        if (interfaceFile == null)
        {
          Log.Error("TSReaderPlayer: Failed to get IFileSourceFilter");
          Cleanup();
          return false;
        }
        Log.Info("TSReaderPlayer: Open file: {0}", filename);
        hr = interfaceFile.Load(filename, null);
        if (hr != 0)
        {
          Log.Error("TSReaderPlayer: Failed to open file:{0} :0x{1:x}", filename, hr);
          Cleanup();
          return false;
        }

        #endregion

        #region add codecs

        Log.Info("TSReaderPlayer: Add codecs");

        // does .ts file contain video?
        // default is _isRadio=false which prevents recorded radio file playing
        if (!_videoFormat.IsValid && g_Player.AudioStreams == 1)
        {
          Log.Debug("TSReaderPlayer: Stream is Radio");
          _isRadio = true;
        }

        if (!_isRadio)
        {
          if (_videoFormat.IsValid)
          {
            _vmr9 = VMR9Util.g_vmr9 = new VMR9Util();
            bool AddVMR9 = VMR9Util.g_vmr9.AddVMR9(_graphBuilder);
            if (!AddVMR9)
            {
              Log.Error("TSReaderPlayer:Failed to add VMR9 to graph");
              return false;
            }
            VMR9Util.g_vmr9.Enable(false);
          }

          // Add preferred video filters
          UpdateFilters("Video");
          Log.Debug("TSReaderPlayer: UpdateFilters Video done");

          if (filterConfig != null && filterConfig.enableDVBBitmapSubtitles)
          {
            try
            {
              SubtitleRenderer.GetInstance().AddSubtitleFilter(_graphBuilder);
              Log.Debug("TSReaderPlayer: SubtitleRenderer AddSubtitleFilter");
            }
            catch (Exception e)
            {
              Log.Error(e);
            }
          }
        }

        // Add preferred audio filters
        UpdateFilters("Audio");
        Log.Debug("TSReaderPlayer: UpdateFilters Audio done");

        #endregion

        #region PostProcessingEngine Detection

        IPostProcessingEngine postengine = PostProcessingEngine.GetInstance(true);
        if (!postengine.LoadPostProcessing(_graphBuilder))
        {
          PostProcessingEngine.engine = new PostProcessingEngine.DummyEngine();
          Log.Debug("TSReaderPlayer: PostProcessingEngine to DummyEngine");
        }

        #endregion

        #region render TsReader output pins

        Log.Info("TSReaderPlayer: Render TsReader outputs");
        if (_isRadio && g_Player.AudioStreams == 1)
        {
          IEnumPins enumPins;
          hr = _fileSource.EnumPins(out enumPins);
          DsError.ThrowExceptionForHR(hr);
          IPin[] pins = new IPin[1];
          int fetched = 0;
          while (enumPins.Next(1, pins, out fetched) == 0)
          {
            if (fetched != 1)
            {
              break;
            }
            PinDirection direction;
            pins[0].QueryDirection(out direction);
            if (direction == PinDirection.Output)
            {
              IEnumMediaTypes enumMediaTypes;
              pins[0].EnumMediaTypes(out enumMediaTypes);
              AMMediaType[] mediaTypes = new AMMediaType[20];
              int fetchedTypes;
              enumMediaTypes.Next(20, mediaTypes, out fetchedTypes);
              for (int i = 0; i < fetchedTypes; ++i)
              {
                if (mediaTypes[i].majorType == MediaType.Audio)
                {
                  hr = _graphBuilder.Render(pins[0]);
                  DsError.ThrowExceptionForHR(hr);
                  break;
                }
              }
            }
            DirectShowUtil.ReleaseComObject(pins[0]);
          }
          DirectShowUtil.ReleaseComObject(enumPins);
        }
        else
        {
          DirectShowUtil.RenderGraphBuilderOutputPins(_graphBuilder, _fileSource);
          if (filterConfig != null && !filterConfig.enableCCSubtitles)
          {
            CleanupCC();
            Log.Debug("TSReaderPlayer: CleanupCC filter (Tv/Recorded Stream Detected)");
          }
        }
        DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);

        #endregion

        _mediaCtrl = (IMediaControl)_graphBuilder;
        _mediaEvt = (IMediaEventEx)_graphBuilder;
        _mediaSeeking = (IMediaSeeking)_graphBuilder;
        if (_mediaSeeking == null)
        {
          Log.Error("TSReaderPlayer: Unable to get IMediaSeeking interface");
        }
        _audioStream = (IAudioStream)_fileSource;
        if (_audioStream == null)
        {
          Log.Error("TSReaderPlayer: Unable to get IAudioStream interface");
        }
        _audioSelector = new AudioSelector(_audioStream);

        if (!_isRadio)
        {
          if (filterConfig != null && (filterConfig != null && filterConfig.enableDVBTtxtSubtitles || filterConfig.enableDVBBitmapSubtitles))
          {
            try
            {
              SubtitleRenderer.GetInstance().SetPlayer(this);
              _dvbSubRenderer = SubtitleRenderer.GetInstance();
            }
            catch (Exception e)
            {
              Log.Error(e);
            }
          }
          if (filterConfig != null && filterConfig.enableDVBBitmapSubtitles)
          {
            _subtitleStream = (ISubtitleStream)_fileSource;
            if (_subtitleStream == null)
            {
              Log.Error("TSReaderPlayer: Unable to get ISubtitleStream interface");
            }
          }
          if (filterConfig != null && filterConfig.enableDVBTtxtSubtitles)
          {
            //Log.Debug("TSReaderPlayer: Obtaining TeletextSource");
            _teletextSource = (ITeletextSource)_fileSource;
            if (_teletextSource == null)
            {
              Log.Error("TSReaderPlayer: Unable to get ITeletextSource interface");
            }
            Log.Debug("TSReaderPlayer: Creating Teletext Receiver");
            try
            {
                using (MPSettings xmlreader = new MPSettings())
                    xmlreader.SetValue("tvservice", "dvbdefttxtsubtitles", "999;999");
            }
            catch { }
            TeletextSubtitleDecoder ttxtDecoder = new TeletextSubtitleDecoder(_dvbSubRenderer);
            _ttxtReceiver = new TeletextReceiver(_teletextSource, ttxtDecoder);
            // regardless of whether dvb subs are enabled, the following call is okay
            // if _subtitleStream is null the subtitle will just not setup for bitmap subs 
            _subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, ttxtDecoder);
          }
          else if (filterConfig != null && filterConfig.enableDVBBitmapSubtitles)
          {
            // if only dvb subs are enabled, pass null for ttxtDecoder
            _subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, null);
          }
        }
        if (filterCodec._audioRendererFilter != null)
        {
          //Log.Info("TSReaderPlayer:set reference clock");
          /*IMediaFilter mp = (IMediaFilter)_graphBuilder;
          IReferenceClock clock = (IReferenceClock)filterCodec._audioRendererFilter;
          hr = mp.SetSyncSource(null);
          hr = mp.SetSyncSource(clock);*/
          //Log.Info("TSReaderPlayer:set reference clock:{0:X}", hr);
          SyncAudioRenderer();
          _basicAudio = (IBasicAudio)_graphBuilder;
        }
        if (!_isRadio)
        {
          if (VMR9Util.g_vmr9 != null && filterConfig != null && filterConfig.enableCCSubtitles)
          {
            CleanupCC();
            ReleaseCC();
            ReleaseCC2();
            CoreCCParserCheck();
            DirectShowUtil.RenderUnconnectedOutputPins(_graphBuilder, filterCodec.VideoCodec);
            Log.Debug("TSReaderPlayer: Render VideoCodec filter (Tv/Recorded Stream Detected)");
            EnableCC();
            Log.Debug("TSReaderPlayer: EnableCC");
            if (CoreCCPresent)
            {
              DirectShowUtil.RenderUnconnectedOutputPins(_graphBuilder, filterCodec.CoreCCParser);
              Log.Debug("TSReaderPlayer: Render CoreCCParser filter (Tv/Recorded Stream Detected)");
              EnableCC2();
              Log.Debug("TSReaderPlayer: EnableCC2");
            }
          }
          if (VMR9Util.g_vmr9 != null && !VMR9Util.g_vmr9.IsVMR9Connected)
          {
            Log.Error("TSReaderPlayer: Failed vmr9 not connected");
            Cleanup();
            return false;
          }
          DirectShowUtil.EnableDeInterlace(_graphBuilder);
          if (VMR9Util.g_vmr9 != null)
          {
            VMR9Util.g_vmr9.SetDeinterlaceMode();
          }
        }

        using (MPSettings xmlreader = new MPSettings())
        {
          if (filterConfig.autoShowSubWhenTvStarts && SupportsCC && CurrentSubtitleStream == 0)
          {
            CurrentSubtitleStream = -1;
          }
          else
          {
            int lastSubIndex = xmlreader.GetValueAsInt("tvservice", "lastsubtitleindex", 0);
            Log.Debug("TSReaderPlayer: Last subtitle index: {0}", lastSubIndex);
            CurrentSubtitleStream = lastSubIndex;
          }
        }

        if (filterConfig != null && !filterConfig.autoShowSubWhenTvStarts)
        {
          Log.Debug("TSReaderPlayer: Automatically show subtitles when TV starts is set to {0}", filterConfig.autoShowSubWhenTvStarts);
          EnableSubtitle = filterConfig.autoShowSubWhenTvStarts;
        }

        return true;
      }
      catch (Exception ex)
      {
        Log.Error("TSReaderPlayer: Exception while creating DShow graph {0}", ex.Message);
        Cleanup();
        return false;
      }
    }