DirectX 在对话框播放视频

#include <mmsystem.h>
#include <uuids.h> 
#include <initguid.h>
#include <Strmif.h>
#include <control.h>
#include <ddrawex.h> 

#pragma comment(lib, "Strmiids.lib")

#define OATRUE (-1) 
#define OAFALSE (0)  

BOOL CDlg666Dlg::OnInitDialog()
{
  WCHAR wFile[] = L"C:\\WinDDK\\7600.16385.1\\src\\general\\toaster\\toastpkg\\toastva\\search.avi";

  CDialog::OnInitDialog();

  // Set the icon for this dialog.  The framework does this automatically
  //  when the application's main window is not a dialog
  SetIcon(m_hIcon, TRUE);			// Set big icon
  SetIcon(m_hIcon, FALSE);		// Set small icon
  
  // TODO: Add extra initialization here
  CoInitialize(NULL);

  IGraphBuilder *pigb  = NULL;
  IMediaControl *pimc  = NULL;
  IMediaEventEx *pimex = NULL;
  IVideoWindow  *pivw  = NULL;

  HRESULT hr = CoCreateInstance(CLSID_FilterGraph,
    NULL,
    CLSCTX_INPROC_SERVER,
    IID_IGraphBuilder,
    (void **)&pigb);

  pigb->QueryInterface(IID_IMediaControl, (void **)&pimc);
  pigb->QueryInterface(IID_IMediaEventEx, (void **)&pimex);
  pigb->QueryInterface(IID_IVideoWindow, (void **)&pivw);

  CRect grc;
  GetClientRect(&grc);
  pivw->put_Owner((OAHWND)m_hWnd);
  pivw->put_WindowStyle(WS_CHILD|WS_CLIPSIBLINGS|WS_CLIPCHILDREN); 
  pivw->SetWindowPosition(grc.left, grc.top, grc.right, grc.bottom); 
  pivw->put_Visible(OATRUE); 

  hr = pigb->RenderFile(wFile, NULL);
  //pimex->SetNotifyWindow(m_hWnd, WM_GRAPHNOTIFY, 0);
  hr = pimc->Run();

  LONG evCode;
  pimex->WaitForCompletion(INFINITE,&evCode); 
  pimc->Release();  
  pimex->Release(); 
  pivw->Release(); 
  pigb->Release(); 

  CoUninitialize(); 

  return TRUE;  // return TRUE  unless you set the focus to a control
}