sl@0: /*
sl@0: * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #ifndef BUFFERSINK_H
sl@0: #define BUFFERSINK_H
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <f32file.h>
sl@0: 
sl@0: #include "minputport.h"
sl@0: 
sl@0: #include <a3f/mbuffersink.h>
sl@0: #include <a3f/a3f_trace_utils.h>
sl@0: 
sl@0: 
sl@0: /////
sl@0: //  This is the implementation of CAudioSink API.
sl@0: //
sl@0: //  @see CAudioComponent
sl@0: ///
sl@0: NONSHARABLE_CLASS(CBufferSink) : public CBase,
sl@0: 								 public MInputPort,
sl@0: 								 public MMMFBufferSink
sl@0: 	{
sl@0: public:
sl@0: 
sl@0: 	/////
sl@0: 	// Create a new instance.
sl@0: 	//
sl@0: 	// @return CBufferSink* a pointer to the created instance.
sl@0: 	///
sl@0: 	IMPORT_C static CBufferSink* NewL();
sl@0: 
sl@0: 	/////
sl@0: 	// Destructor.
sl@0: 	//
sl@0: 	// Deletes all objects and releases all resource owned by this instance.
sl@0: 	///
sl@0: 	virtual ~CBufferSink();
sl@0: 
sl@0: 	// from class MInputPort
sl@0: 	TInt GetInputPort(MInputPort*& aInputPort);
sl@0: 	virtual TInt EmptyBuffer(CMMFBuffer* aBuffer, MOutputPort* aSupplier);
sl@0: 	virtual TInt BufferFilled(CMMFBuffer* aBuffer);
sl@0: 	virtual TInt SetOutput(MOutputPort* aOutput);
sl@0: 	virtual TInt RemoveOutput(MOutputPort* aOutput);
sl@0: 
sl@0: 	// from class MMFBufferSink
sl@0: 	virtual TInt SetDataConsumer(MMMFAudioDataConsumer& aConsumer);
sl@0: 	virtual TInt BufferEmptied(CMMFBuffer* aBuffer);
sl@0: 	virtual TInt BuffersDiscarded();
sl@0: 
sl@0: private:
sl@0: 
sl@0: 	void ConstructL();
sl@0: 
sl@0: 	CBufferSink();
sl@0: 
sl@0: 	MMMFAudioDataConsumer*	iConsumer;
sl@0: 
sl@0: 	MOutputPort*			iOutput;
sl@0: 
sl@0: 	CMMFBuffer*				iBuffer;
sl@0: 	};
sl@0: 
sl@0: #endif // BUFFERSINK_H