private void PinMapStreamId(IPin pin, int streamId)
{
int hr;
IMPEG2StreamIdMap map = (IMPEG2StreamIdMap)pin;
hr = map.MapStreamId(streamId, MPEG2Program.ElementaryStream, 0, 0);
DsError.ThrowExceptionForHR(hr);
}
private void Configure()
{
int hr;
IFilterGraph gb = (IFilterGraph) new FilterGraph();
DsROTEntry rot = new DsROTEntry(gb);
IBaseFilter pFilter = (IBaseFilter) new MPEG2Demultiplexer();
AMMediaType amt = new AMMediaType();
IPin pPin;
hr = gb.AddFilter(pFilter, "fdsa");
IMpeg2Demultiplexer ism = (IMpeg2Demultiplexer)pFilter;
hr = ism.CreateOutputPin(amt, "Pin1", out pPin);
DsError.ThrowExceptionForHR(hr);
m_sim = (IMPEG2StreamIdMap)pPin;
}
public bool Play(string fileName, Form form)
{
fileName += ".tsbuffer";
Log.WriteFile("play:{0}", fileName);
_graphBuilder = (IFilterGraph2) new FilterGraph();
_rotEntry = new DsROTEntry(_graphBuilder);
Log.WriteFile("add tsfilesource");
_tsFileSource = new TsFileSource();
_graphBuilder.AddFilter((IBaseFilter)_tsFileSource, "TsFileSource");
#region add mpeg-2 demux filter
Log.WriteFile("add mpeg-2 demux");
MPEG2Demultiplexer demux = new MPEG2Demultiplexer();
_mpegDemux = (IBaseFilter)demux;
int hr = _graphBuilder.AddFilter(_mpegDemux, "MPEG-2 Demultiplexer");
#endregion
#region create mpeg2 demux pins
Log.WriteFile("create mpeg-2 demux pins");
//create mpeg-2 demux output pins
IMpeg2Demultiplexer demuxer = _mpegDemux as IMpeg2Demultiplexer;
if (demuxer != null)
{
hr = demuxer.CreateOutputPin(GetAudioMpg2Media(), "Audio", out _pinAudio);
}
if (hr != 0)
{
Log.WriteFile("unable to create audio pin");
return(false);
}
if (demuxer != null)
{
hr = demuxer.CreateOutputPin(GetVideoMpg2Media(), "Video", out _pinVideo);
}
if (hr != 0)
{
Log.WriteFile("unable to create video pin");
return(false);
}
#endregion
#region load file in tsfilesource
Log.WriteFile("load file in tsfilesource");
IFileSourceFilter interfaceFile = (IFileSourceFilter)_tsFileSource;
if (interfaceFile == null)
{
Log.WriteFile("TSStreamBufferPlayer9:Failed to get IFileSourceFilter");
return(false);
}
AMMediaType mpeg2ProgramStream = new AMMediaType();
mpeg2ProgramStream.majorType = MediaType.Stream;
mpeg2ProgramStream.subType = MediaSubType.Mpeg2Program;
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);
}
