void IltmmTVTuner_get_SignalPresent_Example (IltmmCapture *pCapture) { IltmmTVTuner* pTuner; HRESULT hr = IltmmCapture_get_TVTuner (pCapture, &pTuner); if(SUCCEEDED(hr) && pTuner != NULL) { long lSignalPresent; IltmmTVTuner_get_SignalPresent(pTuner, &lSignalPresent); IltmmTVTuner_Release(pTuner); } }