public int AdviseNotify(IVMRSurfaceAllocatorNotify lpIVMRSurfAllocNotify)
{
AdviseNotifyCount++;
int hr = defaultAllocatorPresenter.AdviseNotify(lpIVMRSurfAllocNotify);
return(hr);
}
public void BuildGraph()
{
int hr = 0;
graphBuilder = (IFilterGraph2) new FilterGraph();
rot = new DsROTEntry(graphBuilder);
vmr = (IBaseFilter) new VideoMixingRenderer();
IVMRFilterConfig filterConfig = (IVMRFilterConfig)vmr;
hr = filterConfig.SetNumberOfStreams(2);
DsError.ThrowExceptionForHR(hr);
// Put the VMR7 in Renderless mode
hr = filterConfig.SetRenderingMode(VMRMode.Renderless);
DsError.ThrowExceptionForHR(hr);
surfaceAllocatorNotify = (IVMRSurfaceAllocatorNotify)vmr;
hr = surfaceAllocatorNotify.AdviseSurfaceAllocator(cookie, this);
DsError.ThrowExceptionForHR(hr);
defaultAllocatorPresenter = (IVMRSurfaceAllocator)Activator.CreateInstance(Type.GetTypeFromCLSID(VMRClsId.AllocPresenter));
form = new Form();
form.Show();
hr = (defaultAllocatorPresenter as IVMRWindowlessControl).SetVideoClippingWindow(form.Handle);
DsError.ThrowExceptionForHR(hr);
hr = this.AdviseNotify(surfaceAllocatorNotify);
DsError.ThrowExceptionForHR(hr);
hr = graphBuilder.AddFilter(vmr, "VMR");
hr = graphBuilder.RenderFile(@"..\..\..\Resources\foo.avi", null);
DsError.ThrowExceptionForHR(hr);
}
