Programming with LEADTOOLS Media Foundation > C++ Code > IltmfTVTuner::get_SignalPresent Example for C++

IltmfTVTuner::get_SignalPresent Example for C++

void GetCaptureTVTunerSignalPresent(IltmfCapture *pCapture) 
{ 
   IltmfTVTuner* pTuner; 
   // get the tuner object 
   HRESULT hr = pCapture->get_TVTuner(&pTuner); 
   if(SUCCEEDED(hr) && pTuner != NULL) 
   { 
      long lSignalPresent; 
      // check if signal present 
      pTuner->get_SignalPresent(&lSignalPresent); 
      // release the tuner object 
      pTuner->Release(); 
   } 
}