Function OpenConfiguration

Source/dllmain.cpp:80–131

}

void CALLBACK OpenConfiguration(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow)
{
	HRESULT hr = S_OK;
	CUnknown *pInstance = CreateInstance<CMpcVideoRenderer>(nullptr, &hr);
	IBaseFilter *pFilter = nullptr;
	pInstance->NonDelegatingQueryInterface(IID_IBaseFilter, (void **)&pFilter);
	if (pFilter) {
		pFilter->AddRef();

		hr = CoInitialize(nullptr);

		// Get PropertyPages interface
		ISpecifyPropertyPages *pProp = nullptr;
		hr = pFilter->QueryInterface<ISpecifyPropertyPages>(&pProp);
		if (SUCCEEDED(hr) && pProp)
		{
			// Get the filter's name and IUnknown pointer.
			FILTER_INFO FilterInfo;
			hr = pFilter->QueryFilterInfo(&FilterInfo);
			// We don't need the graph, so don't sit on a ref to it
			if (FilterInfo.pGraph)
				FilterInfo.pGraph->Release();

			IUnknown *pFilterUnk = nullptr;
			pFilter->QueryInterface<IUnknown>(&pFilterUnk);

			// Show the page.
			CAUUID caGUID;
			pProp->GetPages(&caGUID);
			pProp->Release();
			hr = OleCreatePropertyFrame(
				nullptr,            // Parent window
				0, 0,               // Reserved
				FilterInfo.achName, // Caption for the dialog box
				1,                  // Number of objects (just the filter)
				&pFilterUnk,        // Array of object pointers.
				caGUID.cElems,      // Number of property pages
				caGUID.pElems,      // Array of property page CLSIDs
				0,                  // Locale identifier
				0, nullptr          // Reserved
			);

			// Clean up.
			pFilterUnk->Release();
			CoTaskMemFree(caGUID.pElems);

			hr = S_OK;
		}
		CoUninitialize();
	}
	delete pInstance;
}