public override void BuildGraph()
{
try
{
useWPF = Settings.UseWPF;
int hr;
this.graphBuilder = (IFilterGraph2)new FilterGraph();
rot = new DsROTEntry(this.graphBuilder);
this.epg = new EPG(this.hostingControl);
this.cookies = this.hostingControl.SubscribeEvents(this as VideoControl.IVideoEventHandler, this.graphBuilder as IMediaEventEx);
// Method names should be self explanatory
AddNetworkProviderFilter(this.objTuningSpace);
AddMPEG2DemuxFilter();
CreateMPEG2DemuxPins();
//AddAndConnectTransportStreamFiltersToGraph();
AddAudioDecoderFilters(this.graphBuilder);
AddBDAVideoDecoderFilters(this.graphBuilder);
AddAndConnectBDABoardFilters();
if (this.tuner == null) // && this.capture == null)
throw new ApplicationException("No BDA devices found!");
if (this.H264DecoderDevice != null || !isH264ElecardSpecialMode)
{
//+++ This order is to avoid a bug from the DirectShow
AddAndConnectSectionsAndTablesFilterToGraph();
IMpeg2Data mpeg2Data = this.bdaSecTab as IMpeg2Data;
ISectionList ppSectionList;
int hr2 = mpeg2Data.GetTable(0, 0, null, 0, out ppSectionList);
AddAndConnectTIFToGraph();
//---
}
AddRenderers();
if (!useWPF)
ConfigureVMR9InWindowlessMode();
//RenderMpeg2DemuxFilters();
ConnectAudioAndVideoFilters();
this.epg.RegisterEvent(TransportInformationFilter as IConnectionPointContainer);
Vmr9SetDeinterlaceMode(1);
IMediaFilter mf = this.graphBuilder as IMediaFilter;
switch (this.referenceClock)
{
case ChannelDVB.Clock.Default:
hr = this.graphBuilder.SetDefaultSyncSource();
break;
case ChannelDVB.Clock.MPEGDemultiplexer:
hr = mf.SetSyncSource(this.mpeg2Demux as IReferenceClock);
break;
case ChannelDVB.Clock.AudioRenderer:
hr = mf.SetSyncSource(this.audioRenderer as IReferenceClock);
break;
}
this.hostingControl.CurrentGraphBuilder = this;
OnGraphStarted();
}
catch (Exception ex)
{
Decompose();
throw ex;
}
}
private void epg_GuideDataEvent(object sender, EPG.GuideDataEventArgs fe)
{
Trace.WriteLineIf(EPG.trace.TraceInfo, "MainForm.epg_GuideDataEvent(" + fe.Type + ", " + fe.Identifier + ")");
if (this.currentGraphBuilder is IBDA)
{
IGuideData guideData = (this.currentGraphBuilder as IBDA).TransportInformationFilter as IGuideData;
switch (fe.Type)
{
case EPG.GuideDataEventType.GuideDataAcquired:
(this.currentGraphBuilder as IEPG).EPG.UpdateAll(guideData);
UpdateEPG();
break;
case EPG.GuideDataEventType.ServiceChanged:
{
DateTime now = DateTime.Now;
if (fe.Identifier != null || (fe.Identifier == null && (DateTime.Now - this.lastAllServiceEPGUpdate > epgUpdateTimeOut)))
{
this.lastAllServiceEPGUpdate = now;
(this.currentGraphBuilder as IEPG).EPG.UpdateService(fe.Identifier, (this.currentGraphBuilder as IBDA).TuningSpace, guideData);
UpdateEPG();
}
}
break;
case EPG.GuideDataEventType.ProgramChanged:
{
DateTime now = DateTime.Now;
if (fe.Identifier != null || (fe.Identifier == null && (DateTime.Now - this.lastAllProgramEPGUpdate > epgUpdateTimeOut)))
{
this.lastAllProgramEPGUpdate = now;
(this.currentGraphBuilder as IEPG).EPG.UpdateProgram(fe.Identifier, guideData);
UpdateEPG();
}
}
break;
case EPG.GuideDataEventType.ScheduleEntryChanged:
{
DateTime now = DateTime.Now;
if (fe.Identifier != null || (fe.Identifier == null && (now - this.lastAllScheduleEPGUpdate > epgUpdateTimeOut)))
{
this.lastAllScheduleEPGUpdate = now;
(this.currentGraphBuilder as IEPG).EPG.UpdateSchedule(fe.Identifier, guideData);
UpdateEPG();
}
}
break;
}
}
}
