コード例 #1
0
ファイル: ImageMixer.cpp プロジェクト: 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();
	}
}
コード例 #2
0
/******************************Public*Routine******************************\
* SetAppImage
*
\**************************************************************************/
HRESULT
CMovie::SetAppImage(
    VMR9AlphaBitmap* lpBmpInfo
    )
{
    IVMRMixerBitmap9* pBmp;

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

    return hres;
}
コード例 #3
0
/******************************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;
}
コード例 #4
0
ファイル: ImageMixer.cpp プロジェクト: DBCTRADO/TVTest
bool CImageMixer_VMR9::SetBitmap(HBITMAP hbm,int Opacity,COLORREF TransColor,RECT *pDestRect)
{
	IVMRMixerBitmap9 *pMixerBitmap;
	IVMRWindowlessControl9 *pWindowlessControl;
	LONG NativeWidth,NativeHeight;
	BITMAP bm;
	VMR9AlphaBitmap ab;
	HRESULT hr;

	if (!CreateMemDC())
		return false;
	if (FAILED(m_pRenderer->QueryInterface(IID_IVMRMixerBitmap9,
									reinterpret_cast<LPVOID*>(&pMixerBitmap))))
		return false;
	m_pRenderer->QueryInterface(IID_IVMRWindowlessControl9,
							reinterpret_cast<LPVOID*>(&pWindowlessControl));
	if (FAILED(pWindowlessControl->GetNativeVideoSize(&NativeWidth,&NativeHeight,
																	NULL,NULL))
			|| NativeWidth==0 || NativeHeight==0) {
		NativeWidth=1440;
		NativeHeight=1080;
	}
	pWindowlessControl->Release();
	::SelectObject(m_hdc,hbm);
	ab.dwFlags=VMR9AlphaBitmap_hDC;
	if (TransColor!=CLR_INVALID)
		ab.dwFlags|=VMR9AlphaBitmap_SrcColorKey;
	ab.hdc=m_hdc;
	ab.pDDS=NULL;
	::GetObject(hbm,sizeof(BITMAP),&bm);
	::SetRect(&ab.rSrc,0,0,bm.bmWidth,bm.bmHeight);
	ab.rDest.left=(float)pDestRect->left/(float)NativeWidth;
	ab.rDest.top=(float)pDestRect->top/(float)NativeHeight;
	ab.rDest.right=(float)pDestRect->right/(float)NativeWidth;
	ab.rDest.bottom=(float)pDestRect->bottom/(float)NativeHeight;
	ab.fAlpha=(float)Opacity/100.0f;
	ab.clrSrcKey=TransColor;
	hr=pMixerBitmap->SetAlphaBitmap(&ab);
	pMixerBitmap->Release();
	if (FAILED(hr)) {
		::SelectObject(m_hdc,m_hbmOld);
		return false;
	}
	return true;
}