/*

* Copyright (c) 2007-2008 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:

*

*/

#ifndef BUFFERSINK_H

#define BUFFERSINK_H

#include <e32base.h>

#include <f32file.h>

#include "minputport.h"

#include <a3f/mbuffersink.h>

#include <a3f/a3f_trace_utils.h>

/////

//  This is the implementation of CAudioSink API.

//

//  @see CAudioComponent

///

NONSHARABLE_CLASS(CBufferSink) : public CBase,

								 public MInputPort,

								 public MMMFBufferSink

	{

public:

	/////

	// Create a new instance.

	//

	// @return CBufferSink* a pointer to the created instance.

	///

	IMPORT_C static CBufferSink* NewL();

	/////

	// Destructor.

	//

	// Deletes all objects and releases all resource owned by this instance.

	///

	virtual ~CBufferSink();

	// from class MInputPort

	TInt GetInputPort(MInputPort*& aInputPort);

	virtual TInt EmptyBuffer(CMMFBuffer* aBuffer, MOutputPort* aSupplier);

	virtual TInt BufferFilled(CMMFBuffer* aBuffer);

	virtual TInt SetOutput(MOutputPort* aOutput);

	virtual TInt RemoveOutput(MOutputPort* aOutput);

	// from class MMFBufferSink

	virtual TInt SetDataConsumer(MMMFAudioDataConsumer& aConsumer);

	virtual TInt BufferEmptied(CMMFBuffer* aBuffer);

	virtual TInt BuffersDiscarded();

private:

	void ConstructL();

	CBufferSink();

	MMMFAudioDataConsumer*	iConsumer;

	MOutputPort*			iOutput;

	CMMFBuffer*				iBuffer;

	};

#endif // BUFFERSINK_H