--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmceshared/src/mcecomcncodec.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,161 @@
+/*
+* Copyright (c) 2005 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:    
+*
+*/
+
+
+
+
+#include "mcecncodec.h"
+#include "mcecomcncodec.h"
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+#include "mcecomaudiostream.h"
+
+#endif//MCE_COMMON_SERVER_SIDE
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::NewL
+// -----------------------------------------------------------------------------
+//
+CMceComCnCodec* CMceComCnCodec::NewL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+    {
+    CMceComCnCodec* self = NewLC( aSdpName );
+    CleanupStack::Pop( self );
+    return self;
+    
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::NewLC
+// -----------------------------------------------------------------------------
+//
+CMceComCnCodec* CMceComCnCodec::NewLC( TBuf8<KMceMaxSdpNameLength> aSdpName )
+    {
+    CMceComCnCodec* self = new (ELeave) CMceComCnCodec();
+    CleanupStack::PushL( self );
+    self->ConstructL( aSdpName );
+    return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::~CMceComCnCodec
+// -----------------------------------------------------------------------------
+//
+CMceComCnCodec::~CMceComCnCodec()
+    {
+    }
+    
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::CMceComCnCodec
+// -----------------------------------------------------------------------------
+//
+CMceComCnCodec::CMceComCnCodec()
+ : CMceComAudioCodec()
+    {
+    iState = CMceCodec::EDisabled; // NOTE: Cn is in disabled state by default
+    
+    iFourCC = 0;
+    iEnableVAD = EFalse;
+    iSamplingFreq  = KMceCnSamplingFreq;
+    iPTime = KMceCnDefaultPtime;
+    iMaxPTime = KMceCnDefaultMaxPtime;
+    iPayloadType = KMceDefaultCnPayloadType;
+    
+    // valid default codec mode is needed for MCC codec interaction
+    const TUint KCnCodecMode = 1;
+    iCodecMode = KCnCodecMode;
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::SendSupported
+// -----------------------------------------------------------------------------
+//
+TBool CMceComCnCodec::SendSupported()
+    {
+    return EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+CMceComAudioCodec* CMceComCnCodec::CloneL()
+    {
+    CMceComCnCodec* copy = new (ELeave) CMceComCnCodec();
+    CleanupStack::PushL( copy );
+    copy->ConstructL( *this );
+    CleanupStack::Pop( copy );
+    return copy;
+    
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComCnCodec::ConstructL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+    {
+    CMceComAudioCodec::ConstructL( aSdpName );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComCnCodec::ConstructL( CMceComCnCodec& aCodec )
+    {
+    CMceComAudioCodec::ConstructL( aCodec );
+    }
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+// -----------------------------------------------------------------------------
+// CMceComCnCodec::DoDecodeAudioL
+// -----------------------------------------------------------------------------
+//
+void CMceComCnCodec::DoDecodeAudioL( 
+    TInt aCodecIndex,
+    RPointerArray<CMceSrvStream>& /*aStreams*/,
+    CMceComAudioStream& aAudio,
+    CMceMediaManager& /*aManager*/ )
+    {
+    // Special handling for comfort noise codecs, cn settings affect
+    // to other codecs.
+    //
+    const TInt codecCount = aAudio.CodecCount();
+    
+    for ( TInt i = 0 ; i < codecCount ; ++i )
+        {
+        aAudio.CodecL( i )->iComfortNoiseEnabled = ETrue;
+        
+        // As cn cannot be used for streaming, select some other codec
+        // for sending. 
+        UpdateSendCodec( aCodecIndex, aAudio, *aAudio.CodecL( i ) );
+        }
+    }
+    
+#endif
+
+
+// End of File
+