// Copyright (c) 2002-2009 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\mmf\common\mmfutilitiespriv.h

// 

//

#ifndef MMFUTILITIESPRIV_H

#define MMFUTILITIESPRIV_H

#include <mmf/common/mmfutilities.h>

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <mmf/common/mmfhelper.h>

#endif

class CChannelAndSampleRateConverter;

/*

version of CMMFChannelAndSampleRateConverter that is implemented as adaptor to 

CChannelAndSampleRateConverter class

*/

NONSHARABLE_CLASS (CMMFForwardingChannelAndSampleRateConverter) : public CMMFChannelAndSampleRateConverter

	{

public:

	static CMMFForwardingChannelAndSampleRateConverter* NewL(TInt aFromRate,TInt aFromChannels,

										    			      TInt aToRate,TInt aToChannels);

	~CMMFForwardingChannelAndSampleRateConverter();

protected:

	CMMFForwardingChannelAndSampleRateConverter();

	void ConstructL(TInt aFromRate,TInt aFromChannels,

					TInt aToRate,TInt aToChannels);

	// from CMMFChannelAndSampleRateConverter

	TInt Convert(const CMMFDataBuffer& aSrcBuffer, CMMFDataBuffer& aDstBuffer);

	void Reset();

	TUint MaxConvertBufferSize(TUint aSrcBufferSize);

private:

	CChannelAndSampleRateConverter* iRealConverter;

	};

#endif