/// <summary>
/// This method returns the time of the graphs
/// <see cref="IReferenceClock"/>.
/// </summary>
/// <returns>The <see cref="Int64"/> value of the
/// <see cref="IReferenceClock"/>.</returns>
public long GetCurrentTime(out int dropped)
{
dropped = 0;
long start = 0;
long time = -1;
if (this.referenceClock != null)
{
int hr = this.referenceClock.GetTime(out time);
DsError.ThrowExceptionForHR(hr);
}
IAMDroppedFrames droppedFrames = this.videoStreamConfig as IAMDroppedFrames;
if (droppedFrames != null)
{
int hr = droppedFrames.GetNumDropped(out dropped);
DsError.ThrowExceptionForHR(hr);
}
IGraphConfig graphConfig = this.graphBuilder as IGraphConfig;
if (graphConfig != null)
{
graphConfig.GetStartTime(out start);
}
return(time - start);
}
void BuildGraph()
{
int hr;
IBaseFilter ppFilter;
DsDevice [] devs;
IGraphBuilder graphBuilder = new FilterGraph() as IGraphBuilder;
m_ROT = new DsROTEntry(graphBuilder);
IFilterGraph2 ifg2 = graphBuilder as IFilterGraph2;
devs = DsDevice.GetDevicesOfCat(FilterCategory.VideoInputDevice);
DsDevice dev = devs[0];
hr = ifg2.AddSourceFilterForMoniker(dev.Mon, null, dev.Name, out ppFilter);
DsError.ThrowExceptionForHR(hr);
m_idf = ppFilter as IAMDroppedFrames;
IPin IPinOut = DsFindPin.ByDirection(ppFilter, PinDirection.Output, 0);
hr = ifg2.Render(IPinOut);
DsError.ThrowExceptionForHR(hr);
m_imc = graphBuilder as IMediaControl;
hr = m_imc.Run();
DsError.ThrowExceptionForHR(hr);
}
public void Reset(bool full)
{
/*
* NOTE:
* Interfaces obtained with a cast (as) should not be released with Marshal.ReleaseComObject.
*/
if (mediaControl != null)
{
mediaControl.StopWhenReady();
mediaControl = null;
}
if (full && rot != null)
{
rot.Dispose();
rot = null;
}
DsUtils.FreeAMMediaType(videoType);
Util.DisposeObject(ref mpeg2Enc);
if (previewRenderer != null)
{
IVideoWindow window = graph as IVideoWindow;
window.put_Owner(IntPtr.Zero);
window.put_Visible(OABool.False);
}
if (videoInput != null)
{
Util.NukeDownstream(graph, videoInput);
}
if (audioInput != null)
{
Util.NukeDownstream(graph, audioInput);
}
audioNullRenderer = null;
videoNullRenderer = null;
audioGrabber = null;
videoGrabber = null;
audioSampleGrabber = null;
videoSampleGrabber = null;
droppedFrames = null;
previewRenderer = null;
smartTee = null;
if (full)
{
Util.ReleaseComObject(ref videoInput);
Util.ReleaseComObject(ref audioInput);
Util.ReleaseComObject(ref graph);
Util.ReleaseComObject(ref captureGraph);
}
if (dvdRecorder != null)
{
bool res = dvdRecorder.Stop();
if (!res)
{
Trace.WriteLine("VideoRecorder.Stop() failed");
Util.CheckRecorderDevices(dvdRecorder);
}
for (int i = 0; i < dvdRecorder.Devices.Count; i++)
{
if (dvdRecorder.GetDeviceError(i).Facility == PrimoSoftware.DVDBuilder.ErrorFacility.Success)
{
dvdRecorder.Devices[i].NotifyOSFileSystemChanged();
}
dvdRecorder.Devices[i].Dispose();
}
}
Util.DisposeObject(ref dvdRecorder);
}
public void Reset(bool full)
{
/*
* NOTE:
* Interfaces obtained with a cast (as) should not be released with Marshal.ReleaseComObject.
*/
if (mediaControl != null)
{
mediaControl.StopWhenReady();
mediaControl = null;
}
if (full && rot != null)
{
rot.Dispose();
rot = null;
}
DsUtils.FreeAMMediaType(videoType);
DsUtils.FreeAMMediaType(audioType);
if (transcoder != null)
{
transcoder.Flush();
transcoder.Close();
Util.DisposeObject(ref transcoder);
}
if (previewRenderer != null)
{
IVideoWindow window = graph as IVideoWindow;
window.put_Owner(IntPtr.Zero);
window.put_Visible(OABool.False);
}
if (videoInput != null)
{
Util.NukeDownstream(graph, videoInput);
}
if (audioInput != null)
{
Util.NukeDownstream(graph, audioInput);
}
audioNullRenderer = null;
videoNullRenderer = null;
audioGrabber = null;
videoGrabber = null;
audioSampleGrabber = null;
videoSampleGrabber = null;
droppedFrames = null;
previewRenderer = null;
smartTee = null;
if (full)
{
Util.ReleaseComObject(ref videoInput);
Util.ReleaseComObject(ref audioInput);
Util.ReleaseComObject(ref graph);
Util.ReleaseComObject(ref captureGraph);
}
}
