private void SetupGraph(Control hWin)
{
//streamSource = new UdpSource("127.0.0.1", 2001);
streamSource = new UdpSource("224.0.0.1", 2002);
//streamSource = new Core.Sources.FileSource("test.ts");
streamSource.PacketLength = Constants.TSPacketSize;
streamSource.SearchMethod = TSUtils.TSPacketSearch;
streamSource.Configure();
if (!streamSource.Require(10))
{
throw new Exception("Source is not ready. No data is received.");
}
Log.Info("Identify the A/V streams");
var streamInfo = new TStreamInfo(streamSource);
streamInfo.Configure();
streamSource.Reset();
filterGraph = new FilterGraph() as IFilterGraph2;
Ensure.IsNotNull(Log, filterGraph, "graph is null");
if (filterGraph == null)
{
return;
}
var pVideoRender = (IBaseFilter) new VideoRendererDefault();
var hr = filterGraph.AddFilter(pVideoRender, "Video Renderer");
DsError.ThrowExceptionForHR(hr);
var pAudioRender = (IBaseFilter) new DSoundRender();
hr = filterGraph.AddFilter(pAudioRender, "Audio Render");
DsError.ThrowExceptionForHR(hr);
Log.Info("Configure the directshow graph.");
configurator = new GraphConfigurator
{
Source = streamSource,
StreamInfo = streamInfo,
Graph = filterGraph,
VideoRender = pVideoRender,
AudioRender = pAudioRender,
VideoGrabber = null,
AudioGrabber = null
};
configurator.Configure();
var videoWindow = pVideoRender as IVideoWindow;
ConfigureVideoWindow(videoWindow, hWin);
this.mediaControl = this.filterGraph as IMediaControl;
}
private void Close()
{
lock (lockObject)
{
if (streamSource != null)
{
streamSource.Dispose();
streamSource = null;
}
if (this.configurator != null)
{
this.configurator.Dispose();
this.configurator = null;
}
if (this.mediaControl != null)
{
this.mediaControl.Stop();
this.mediaControl = null;
}
if (this.filterGraph != null)
{
((IMediaEventSink)this.filterGraph).Notify(EventCode.UserAbort, IntPtr.Zero, IntPtr.Zero);
Marshal.ReleaseComObject(this.filterGraph);
this.filterGraph = null;
}
}
GC.Collect();
}
private void SetupGraph(Control hWin)
{
//streamSource = new UdpSource("127.0.0.1", 2001);
streamSource = new UdpSource("224.0.0.1", 2002);
//streamSource = new Core.Sources.FileSource("test.ts");
streamSource.PacketLength = Constants.TSPacketSize;
streamSource.SearchMethod = TSUtils.TSPacketSearch;
streamSource.Configure();
if (!streamSource.Require(10))
{
throw new Exception("Source is not ready. No data is received.");
}
Log.Info("Identify the A/V streams");
var streamInfo = new TStreamInfo(streamSource);
streamInfo.Configure();
streamSource.Reset();
filterGraph = new FilterGraph() as IFilterGraph2;
Ensure.IsNotNull(Log, filterGraph, "graph is null");
if (filterGraph == null) return;
var pVideoRender = (IBaseFilter)new VideoRendererDefault();
var hr = filterGraph.AddFilter(pVideoRender, "Video Renderer");
DsError.ThrowExceptionForHR(hr);
var pAudioRender = (IBaseFilter)new DSoundRender();
hr = filterGraph.AddFilter(pAudioRender, "Audio Render");
DsError.ThrowExceptionForHR(hr);
Log.Info("Configure the directshow graph.");
configurator = new GraphConfigurator
{
Source = streamSource,
StreamInfo = streamInfo,
Graph = filterGraph,
VideoRender = pVideoRender,
AudioRender = pAudioRender,
VideoGrabber = null,
AudioGrabber = null
};
configurator.Configure();
var videoWindow = pVideoRender as IVideoWindow;
ConfigureVideoWindow(videoWindow, hWin);
this.mediaControl = this.filterGraph as IMediaControl;
}
private void Close()
{
lock (lockObject)
{
if (streamSource != null)
{
streamSource.Dispose();
streamSource = null;
}
if (this.configurator != null)
{
this.configurator.Dispose();
this.configurator = null;
}
if (this.mediaControl != null)
{
this.mediaControl.Stop();
this.mediaControl = null;
}
if (this.filterGraph != null)
{
((IMediaEventSink)this.filterGraph).Notify(EventCode.UserAbort, IntPtr.Zero, IntPtr.Zero);
Marshal.ReleaseComObject(this.filterGraph);
this.filterGraph = null;
}
}
GC.Collect();
}
