/*

* 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