IltmmPlay::get_SourceVideoType Example for C

LPTSTR OLE2T(LPCOLESTR lpw)
{
   static TCHAR lpt[512];

   if(!lpw)
      return NULL;

   lpt[0] = _T('\0');

   WideCharToMultiByte(CP_ACP, 0, lpw, -1, lpt, 512, NULL, NULL);

   return lpt;
}

void IltmmPlay_get_SourceVideoType_Example (IltmmPlay* pPlay)
{
   BSTR     bstrSourceVideoType; 
   char     szSourceVideoType[256]; 

   IltmmPlay_get_SourceVideoType(pPlay, &bstrSourceVideoType); 

   strcpy(szSourceVideoType, "Source Video Type GUID is ");

   strcat(szSourceVideoType, OLE2T(bstrSourceVideoType)); 

   MessageBox(NULL, szSourceVideoType, NULL, MB_OK); 

   SysFreeString(bstrSourceVideoType);
}