runtime przy zapisie pliku .avi

int wait = 1000 / 10;
HAVI avi = CreateAvi( "test.avi", wait, NULL );
HANDLE ha = CreateEvent( NULL, true, false, "et" );
HDC _dc = GetWindowDC( GetDesktopWindow() );
RECT re;
GetWindowRect( GetDesktopWindow(), & re );
int w = re.right, h = re.bottom;
tagBITMAPINFO bi;
bi.bmiHeader.biSize = sizeof( bi.bmiHeader );
bi.bmiHeader.biWidth = w;
bi.bmiHeader.biHeight = h;
bi.bmiHeader.biPlanes = 1;
bi.bmiHeader.biBitCount = 24;
bi.bmiHeader.biCompression = 0;
bi.bmiHeader.biSizeImage = w * h * 3;

int i = 0;
while( i < 5000 )
{
    HDC dc = CreateCompatibleDC( 0 );
    HBITMAP bm = CreateCompatibleBitmap( _dc, w, h );
    HBITMAP hbmOld =( HBITMAP ) SelectObject( dc, bm );
    StretchBlt( dc, 0, 0, w, h, _dc, 0, 0, w, h, SRCCOPY );
    void * buf = new char[ w * h * 3 ];
    //GetObject(bm,84,buf);
   
    HBITMAP hbm = CreateDIBSection( _dc, & bi, DIB_RGB_COLORS, & buf, 0, 0 );
    GetDIBits( _dc, bm, 0, h, buf, & bi, DIB_RGB_COLORS );
   
    AddAviFrame( avi, hbm );
   
    SelectObject( dc, hbmOld );
    DeleteDC( dc );
    DeleteObject( hbmOld );
    DeleteObject( hbm );
    DeleteObject( bm );
    delete[] buf;
   
    i++;
    WaitForSingleObject( ha, wait );
}

ReleaseDC( GetDesktopWindow(), _dc );
MessageBox( 0, "Koniec", 0, 0 );
CloseAvi( avi );
SendMessage( hwnd, WM_DESTROY, 0, 0 );

HRESULT AddAviFrame( HAVI avi, HBITMAP hbm )
{ if( avi == NULL ) return AVIERR_BADHANDLE;
   
    if( hbm == NULL ) return AVIERR_BADPARAM;
   
    DIBSECTION dibs; int sbm = GetObject( hbm, sizeof( dibs ), & dibs );
    if( sbm != sizeof( DIBSECTION ) ) return AVIERR_BADPARAM;
   
    TAviUtil * au =( TAviUtil * ) avi;
    if( au->iserr ) return AVIERR_ERROR;
    //
    if( au->ps == 0 ) // create the stream, if it wasn't there before
    { AVISTREAMINFO strhdr; ZeroMemory( & strhdr, sizeof( strhdr ) );
        strhdr.fccType = streamtypeVIDEO; // stream type
        strhdr.fccHandler = 0;
        strhdr.dwScale = au->period;
        strhdr.dwRate = 1000;
        strhdr.dwSuggestedBufferSize = dibs.dsBmih.biSizeImage;
        SetRect( & strhdr.rcFrame, 0, 0, dibs.dsBmih.biWidth, dibs.dsBmih.biHeight );
        HRESULT hr = AVIFileCreateStream( au->pfile, & au->ps, & strhdr );
        if( hr != AVIERR_OK ) { au->iserr = true; return hr; }
    }
    //
    // create an empty compression, if the user hasn't set any
    if( au->psCompressed == 0 )
    { AVICOMPRESSOPTIONS opts; ZeroMemory( & opts, sizeof( opts ) );
        opts.fccHandler = mmioFOURCC( 'D', 'I', 'B', ' ' );
        HRESULT hr = AVIMakeCompressedStream( & au->psCompressed, au->ps, & opts, NULL );
        if( hr != AVIERR_OK ) { au->iserr = true; return hr; }
        hr = AVIStreamSetFormat( au->psCompressed, 0, & dibs.dsBmih, dibs.dsBmih.biSize + dibs.dsBmih.biClrUsed * sizeof( RGBQUAD ) );
        if( hr != AVIERR_OK ) { au->iserr = true; return hr; }
    }
    //
    //Now we can add the frame
    HRESULT hr = AVIStreamWrite( au->psCompressed, au->nframe, 1, dibs.dsBm.bmBits, dibs.dsBmih.biSizeImage, AVIIF_KEYFRAME, NULL, NULL );
    if( hr != AVIERR_OK ) { au->iserr = true; return hr; }
    au->nframe++; return S_OK;
}