IltmmWMProfile::get_MutualExclusionCount Example for C++

For complete code, refer to the CNVWM demo.

// The example below checks all the streams for 
// a mutual object. If the quality is less than 50,  
// it is removed.  
void SetupMutualObjects(IltmmWMProfile *pProfile) 
{ 
   USES_CONVERSION; 
   IltmmWMMutualExclusion *pMutualExc = NULL; 
   IltmmWMStreamConfig *pStreamConfig = NULL; 
   long lMCount; 
   long lSCount; 
   long lStreamNumber; 
   long lQuality; 
   BSTR bstrData; 
   WCHAR wstrUpdate[255]; 
 
   pProfile->get_MutualExclusionCount(&lMCount); 
    
   // iterate through the objects 
   for (int i=0; i<lMCount; i++) 
   { 
      pProfile->GetMutualExclusion(i, &pMutualExc); 
      pMutualExc->get_StreamCount(&lSCount); 
      if (lSCount == 0) 
      { 
         pProfile->RemoveMutualExclusion(pMutualExc); 
         pMutualExc->Release(); 
      } 
      else 
      { 
         for (int j=0; j<lSCount; j++) 
         { 
            // obtain the stream number 
            pMutualExc->GetStream(j, &lStreamNumber); 
            // get the stream using it's number 
            pProfile->GetStreamByNumber(lStreamNumber, &pStreamConfig); 
            // check it's quality, if it is less than 50, remove it... 
            pStreamConfig->get_Quality(&lQuality); 
            if (lQuality < 50) 
            { 
               // remove it... 
               pMutualExc->RemoveStream(lStreamNumber); 
            } 
            // report the user with update... 
            pMutualExc->get_Type(&bstrData); 
            wsprintf(wstrUpdate, TEXT("Updating Mutual object with type :\n %s"), bstrData); 
            SysFreeString(bstrData); 
             
            MessageBox(NULL, wstrUpdate, TEXT("Update..."), MB_OK); 
 
            pStreamConfig->Release(); 
            pMutualExc->Release(); 
         } 
      } 
   } 
} 

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