- statistics improved + allow to use virtual microphone AND/OR speaker + minor cleanups

src/engine/endpoint/EP_Engine.h

@@ -108,7 +108,7 @@ enum
     CONFIG_ACCOUNT,             // VariantMap with account configuration
     CONFIG_EXTERNALIP,          // Use external/public IP in outgoing requests
     CONFIG_OWN_DNS,             // Use predefined DNS servers
-    CONFIG_REGID                // reg-id value from RFC5626
+    CONFIG_REGID                // reg-id value from RFC5626,
 };
 
 // Conntype parameter for OnSessionEstablished event

src/engine/endpoint/EP_Session.cpp

@@ -453,7 +453,7 @@ void Session::getSessionInfo(Session::InfoOptions options, VariantMap& info)
 
         media = &stream;
         MT::Statistics s = stream.provider()->getStatistics();
-        info[SessionInfo_NetworkMos] = static_cast<float>(s.calculateMos(4.14));
+        info[SessionInfo_NetworkMos] = static_cast<float>(s.calculateMos());
         info[SessionInfo_AudioCodec] = s.mCodecName;
 
         stat += s;