DirectShow - как зациклить видеоролик?

static IGraphBuilder  *pGB = NULL;
static IMediaControl  *pMC = NULL;
static IVideoWindow   *pVW = NULL;
static IMediaEvent    *pME = NULL;


   JIF(CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC,
                         IID_IGraphBuilder, (void **)&pGB));

    // Get interfaces to control playback & screensize
    JIF(pGB->QueryInterface(IID_IMediaControl,  (void **)&pMC));
    JIF(pGB->QueryInterface(IID_IVideoWindow,   (void **)&pVW));

    // Get interface to allow the app to wait for completion of playback
    JIF(pGB->QueryInterface(IID_IMediaEventEx,  (void **)&pME));

    pGB->RenderFile(wFileName, NULL);

    pMC->Pause();
    pMC->Run();

    g_bContinue = TRUE;

    // Enter a loop of checking for events and sampling keyboard i6nput
    while (g_bContinue)
    {
        MSG msg;
        long lEventCode, lParam1, lParam2;

        // Reset sleep flag
        bSleep = TRUE;

        // Has there been a media event?  Look for end of stream condition.
        if(E_ABORT != pME->GetEvent(&lEventCode, (LONG_PTR *) &lParam1,
                                    (LONG_PTR *) &lParam2, 0))
        {
            // Is this the end of the movie?
            if (lEventCode == EC_COMPLETE)
            {
               
                g_bContinue = FALSE;
                bSleep = FALSE;            
            }
            pME->FreeEventParams(lEventCode, lParam1, lParam2);
        }
    }