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;
}
bool CImageMixer_VMR9::GetMapSize(int *pWidth,int *pHeight)
{
bool fOK=false;
IVMRWindowlessControl9 *pWindowlessControl;
if (SUCCEEDED(m_pRenderer->QueryInterface(IID_IVMRWindowlessControl9,
reinterpret_cast<LPVOID*>(&pWindowlessControl)))) {
LONG NativeWidth,NativeHeight;
if (SUCCEEDED(pWindowlessControl->GetNativeVideoSize(&NativeWidth,&NativeHeight,NULL,NULL))) {
if (pWidth)
*pWidth=NativeWidth;
if (pHeight)
*pHeight=NativeHeight;
fOK=true;
}
pWindowlessControl->Release();
}
return fOK;
}
HRESULT Movie::InitMovie(HWND hWnd){
// COMの初期化
if(FAILED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED))){
return E_FAIL;
}
//COMインターフェース取得
if(FAILED(CoCreateInstance(CLSID_FilterGraph,NULL,CLSCTX_INPROC_SERVER,IID_IGraphBuilder,(void**)&pGB))){
CoUninitialize();
return E_FAIL;
}
//COMインターフェース取得
if(FAILED(CoCreateInstance(CLSID_VideoMixingRenderer9,NULL,CLSCTX_INPROC_SERVER,IID_IBaseFilter,(void**)&pVM))){
CoUninitialize();
return E_FAIL;
}
pGB->AddFilter(pVM, L"VMR9");
// VRM9をウィンドウレスモードにする
IVMRFilterConfig *pVMRCfg = NULL;
if(FAILED(pVM->QueryInterface( IID_IVMRFilterConfig9, (void**)&pVMRCfg )))
{pGB->Release(); CoUninitialize(); return E_FAIL;}
pVMRCfg->SetRenderingMode( VMRMode_Windowless );
pVMRCfg->Release(); // IVMRFilterConfigはもう必要ない
// 描画ウィンドウの指定
IVMRWindowlessControl9 *pVMRWndCont = NULL;
if(FAILED(pVM->QueryInterface( IID_IVMRWindowlessControl9, (void**)&pVMRWndCont ))) {
pGB->Release(); CoUninitialize(); return E_FAIL;
}
pVMRWndCont->SetVideoClippingWindow( hWnd );
WCHAR wFileName[] = L"OP.AVI";
IBaseFilter *pSource = NULL;
pGB->AddSourceFilter(wFileName, wFileName, &pSource);
pCGB2 = NULL;
if(FAILED(CoCreateInstance( CLSID_CaptureGraphBuilder2, NULL, CLSCTX_INPROC_SERVER, IID_ICaptureGraphBuilder2, (void**)&pCGB2))){
pCGB2->Release(); pGB->Release(); CoUninitialize(); return E_FAIL;
}
pCGB2->RenderStream(0, &MEDIATYPE_Audio, pSource, 0, 0);
// 描画領域の設定（接続後でないとエラーになる）
LONG W,H;
RECT SrcR, DestR;
pVMRWndCont->GetNativeVideoSize(&W, &H, NULL, NULL);
SetRect(&SrcR, 0, 0, W, H);
GetClientRect(hWnd, &DestR);
pVMRWndCont->SetVideoPosition(&SrcR, &DestR);
pVMRWndCont->Release(); // ウィンドウレスコントロールはもう必要ない
// メディアコントロールインターフェイスの取得
if(FAILED(pGB->QueryInterface( IID_IMediaControl, (void**)&pMC ))) {
pCGB2->Release(); pGB->Release(); CoUninitialize(); return E_FAIL;
}
// ストリームの再生（グラフの実行）
pMC->Run();
return S_OK;
}
