IltmmConvert::get_SourceAudioFormat Example for C++

void GetConvertSourceAudioFormat(IltmmConvert *pConvert) 
   CString  strSourceAudioFormat; 
   long     lSourceAudioFormat; 
   // get the source audio format FOURCC number 
   HRESULT hr = pConvert->get_SourceAudioFormat(&lSourceAudioFormat); 
   if (SUCCEEDED(hr)) 
      if (lSourceAudioFormat == 0) 
         strSourceAudioFormat = TEXT("Source audio format is not a standard format"); 
         strSourceAudioFormat.Format(TEXT("Source audio format is %d"), lSourceAudioFormat); 
      // display the source audio format 
      MessageBox(NULL, strSourceAudioFormat, TEXT("Source Audio FOURCC Format"), MB_OK); 
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