diff -r 000000000000 -r bde4ae8d615e os/mm/mm_pub/audio_effects_api/inc/LoudnessData.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/mm/mm_pub/audio_effects_api/inc/LoudnessData.h	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,53 @@
+/*
+* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  This file contains definitions of audio effects data structures for
+*                Echo Cancellation Data.
+*
+*/
+
+
+
+#ifndef TEFLOUDNESSDATA_H
+#define TEFLOUDNESSDATA_H
+
+//  INCLUDES
+#include <e32std.h>
+#include <AudioEffectData.h>
+
+// CLASS DECLARATION
+
+/**
+*  This class defines the effect data structure to be passed between client and
+*  server.
+*
+*  @lib LoudnessEffect.lib
+*  @since 3.0
+*/
+class TEfLoudnessData : public TEfCommon
+    {
+    public:
+
+        /**
+        * Constructor.
+        */
+        TEfLoudnessData() {}
+
+		// No specific data
+    };
+
+typedef TPckgBuf<TEfLoudnessData> TEfLoudnessDataPckg;
+
+#endif      // TEFLOUDNESSDATA_H
+
+// End of File