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();
   }
}