IltmmCaptureSubTypes::get_Count Example for C

void IltmmCaptureSubTypes_get_Count_Example (IltmmCapture* pCapture) 
{ 
   IltmmCaptureSubTypes* pVideoCapSubTypes; 
   IltmmCaptureSubType*  pCapSubType; 
   long lCount, lSel, i; 
   VARIANT_BOOL bVar; 
   BSTR bstrName = NULL, bstrFriendName = NULL; 
 
 
   IltmmCapture_get_VideoCaptureSubTypes(pCapture, (IltmmCaptureSubTypes**)&pVideoCapSubTypes); 
    
   IltmmCaptureSubTypes_get_Count(pVideoCapSubTypes, &lCount); 
 
   if (lCount > 0) 
   { 
      for (i = 0; i < lCount; i++) 
      { 
         IltmmCaptureSubTypes_Item(pVideoCapSubTypes, i, &pCapSubType); 
 
         if (i == 1) 
         { 
            IltmmCaptureSubType_get_Name(pCapSubType, &bstrName); 
 
            IltmmCaptureSubType_get_FriendlyName(pCapSubType, &bstrFriendName); 
 
            IltmmCaptureSubType_get_Selected(pCapSubType, &bVar); 
 
            if (bVar == VARIANT_TRUE) 
               IltmmCaptureSubType_put_Selected(pCapSubType, VARIANT_FALSE); 
         } 
 
         IltmmCaptureSubType_Release(pCapSubType); 
      } 
 
      IltmmCaptureSubTypes_get_Selection(pVideoCapSubTypes, &lSel); 
 
      if (lSel != 1) 
      { 
         IltmmCaptureSubTypes_Find(pVideoCapSubTypes, bstrName, &lSel); 
         IltmmCaptureSubTypes_put_Selection(pVideoCapSubTypes, lSel); 
      } 
 
      SysFreeString(bstrName); 
      SysFreeString(bstrFriendName); 
   } 
 
   IltmmCaptureSubTypes_Release(pVideoCapSubTypes); 
} 
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.