/******************************Public*Routine******************************\
* AddVideoMixingRendererToFG
*
\**************************************************************************/
HRESULT
CMpegMovie::AddVideoMixingRendererToFG()
{
if ( m_Vw ) {
return FALSE;
} else {
IBaseFilter* pBF = NULL;
HRESULT hRes = CoCreateInstance(CLSID_VideoMixingRenderer,
NULL,
CLSCTX_INPROC,
IID_IBaseFilter,
(LPVOID *)&pBF);
if(SUCCEEDED(hRes))
{
hRes = m_Fg->AddFilter(pBF, L"Video Mixing Renderer");
if(SUCCEEDED(hRes))
{
hRes = SetRenderingMode(pBF, VMRMode_Renderless);
hRes = pBF->QueryInterface(IID_IVMRSurfaceAllocatorNotify,
(LPVOID *)&m_San);
hRes = CreateDefaultAllocatorPresenter();
hRes = m_San->AdviseSurfaceAllocator(MY_USER_ID, this);
}
}
if(pBF)
{
pBF->Release();
}
if(SUCCEEDED(hRes))
{
HRESULT hr = m_Wc->SetVideoClippingWindow(m_hwndApp);
hr = m_Wc->SetAspectRatioMode(VMR_ARMODE_LETTER_BOX);
}
else
{
if(m_Wc)
{
m_Wc->Release();
m_Wc = NULL;
}
}
return hRes;
}
}
//-------------------------------------------------------------------------
// InitializeEnvironment
// creates default allocator-presenter and sets D3D environment
//-------------------------------------------------------------------------
HRESULT CMultiSAP::InitializeEnvironment()
{
HRESULT hr;
// m_hMonitor = MonitorFromWindow(m_hwndApp, MONITOR_DEFAULTTOPRIMARY);
hr = CreateDefaultAllocatorPresenter();
if (hr != S_OK)
return hr;
BITMAPINFOHEADER bi =
{
sizeof(BITMAPINFOHEADER), // biSize
640, // biWidth
480, // biHeight
1, // biPlanes
0, // biBitCount
BI_RGB, // biCompression
0, // biSizeImage,
0, // biXpelsPerMeter
0, // biYPelsPerMeter
0, // biClrUsed
0 // biClrImportant
};
VMRALLOCATIONINFO ai =
{
AMAP_3D_TARGET, // dwFlags
&bi, // lpHdr
NULL, // lpPicFmt
{4, 3}, // szAspectRatio
1, // dwMinBuffers
1, // dwMaxBuffers
0, // dwInterlaceFlags
{640, 480} // szNativeSize
};
DWORD dwBuffers = 0;
LPDIRECTDRAWSURFACE7 lpDDSurf;
hr = m_pAlloc->AllocateSurface(0, &ai, &dwBuffers, &lpDDSurf);
if (hr != DD_OK)
return hr;
DDSURFACEDESC2 ddsd = {sizeof(DDSURFACEDESC2)};
hr = lpDDSurf->GetSurfaceDesc(&ddsd);
if (hr != DD_OK) {
return hr;
}
//
// Overlay surfaces have these flags set, we need to remove
// these flags prior to calling GetAttachedSurface
//
ddsd.ddsCaps.dwCaps &= ~(DDSCAPS_FRONTBUFFER | DDSCAPS_VISIBLE);
hr = lpDDSurf->GetAttachedSurface(&ddsd.ddsCaps, &m_lpBackBuffer);
m_lpBackBuffer->GetDDInterface((LPVOID *)&m_lpDDObj);
//
// get the h/w caps for this device
//
INITDDSTRUCT(m_ddHWCaps);
m_lpDDObj->GetCaps(&m_ddHWCaps, NULL);
//
// Create the device. The device is created off of our back buffer, which
// becomes the render target for the newly created device. Note that the
// z-buffer must be created BEFORE the device
//
m_pD3DHelper = new CD3DHelper(m_lpBackBuffer, &hr);
if(m_pD3DHelper == NULL || hr != DD_OK)
{
if(m_pD3DHelper == NULL)
{
hr = E_OUTOFMEMORY;
}
delete m_pD3DHelper;
}
SetRect(&m_rcDst, 0, 0, 640, 480);
#ifdef SPARKLE
m_pSparkle = new CSparkle(m_lpDDObj);
if (m_pSparkle)
m_pSparkle->InitializeSparkle();
#endif
return hr;
}
