diff -r 000000000000 -r 1bce908db942 multimediacommscontroller/mmccjitterbuffer/inc/mccjitterbufferobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommscontroller/mmccjitterbuffer/inc/mccjitterbufferobserver.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,50 @@
+/*
+* 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:    Observer for Jitter buffer.
+*
+*/
+
+
+
+
+#ifndef Mcc_JITTERBUFFER_OBS_H
+#define Mcc_JITTERBUFFER_OBS_H
+
+
+class MJitterBufferObserver
+    {
+    public:
+        enum TJitterBufferError
+            {
+            EBufferUnderflow,
+            EBufferOverflow            
+            };
+    
+    	/**
+         * Callback function to receive jitter buffer error events.
+         */
+         virtual void JitterBufferError( TInt aError ) = 0;
+         
+         /**
+          * Callback function for codec reconfiguration for dynamic
+          * buffer size adjustment.
+          * @since S60 v3.2
+          * @param aBufferSize Buffer size request in samples.
+          */
+         virtual void DynamicBufferChangeRequest( TInt aBufferSize ) = 0;
+
+    };
+
+#endif	// Mcc_RTP_INACTIVITY_OBS_H
+