C++ (Cpp) IVMRMixerBitmap9::UpdateAlphaBitmapParameters Exemples

Exemple #1

Fichier : ImageMixer.cpp Projet : DBCTRADO/TVTest

void CImageMixer_VMR9::Clear()
{
	if (m_hdc!=NULL) {
		IVMRMixerBitmap9 *pMixerBitmap;
		VMR9AlphaBitmap ab;

		m_pRenderer->QueryInterface(IID_IVMRMixerBitmap9,
									reinterpret_cast<LPVOID*>(&pMixerBitmap));
		ab.dwFlags=VMR9AlphaBitmap_Disable;
		ab.fAlpha=0.0f;
		pMixerBitmap->UpdateAlphaBitmapParameters(&ab);
		pMixerBitmap->Release();
	}
}

Exemple #2

Fichier : vcdplyer.cpp Projet : Essjay1/Windows-classic-samples

/******************************Public*Routine******************************\
* UpdateAppImage
*
\**************************************************************************/
HRESULT
CMovie::UpdateAppImage(VMR9AlphaBitmap* lpBmpInfo)
{
    IVMRMixerBitmap9* pBmp;

    if (!m_Wc)
        return S_FALSE;

    HRESULT hres = m_Wc->QueryInterface(IID_IVMRMixerBitmap9, (LPVOID *)&pBmp);
    if(SUCCEEDED(hres))
    {
        hres = pBmp->UpdateAlphaBitmapParameters(lpBmpInfo);
        pBmp->Release();
    }

    return hres;
}