os/mm/mmhais/refacladapt/src/audiosink/buffersink.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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/*
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#ifndef BUFFERSINK_H
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#define BUFFERSINK_H
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#include <e32base.h>
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#include <f32file.h>
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#include "minputport.h"
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#include <a3f/mbuffersink.h>
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#include <a3f/a3f_trace_utils.h>
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/////
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//  This is the implementation of CAudioSink API.
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//
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//  @see CAudioComponent
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///
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NONSHARABLE_CLASS(CBufferSink) : public CBase,
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								 public MInputPort,
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								 public MMMFBufferSink
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	{
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public:
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	/////
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	// Create a new instance.
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	//
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	// @return CBufferSink* a pointer to the created instance.
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	///
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	IMPORT_C static CBufferSink* NewL();
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	/////
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	// Destructor.
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	//
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	// Deletes all objects and releases all resource owned by this instance.
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	///
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	virtual ~CBufferSink();
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	// from class MInputPort
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	TInt GetInputPort(MInputPort*& aInputPort);
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	virtual TInt EmptyBuffer(CMMFBuffer* aBuffer, MOutputPort* aSupplier);
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	virtual TInt BufferFilled(CMMFBuffer* aBuffer);
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	virtual TInt SetOutput(MOutputPort* aOutput);
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	virtual TInt RemoveOutput(MOutputPort* aOutput);
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	// from class MMFBufferSink
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	virtual TInt SetDataConsumer(MMMFAudioDataConsumer& aConsumer);
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	virtual TInt BufferEmptied(CMMFBuffer* aBuffer);
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	virtual TInt BuffersDiscarded();
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private:
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	void ConstructL();
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	CBufferSink();
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	MMMFAudioDataConsumer*	iConsumer;
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	MOutputPort*			iOutput;
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	CMMFBuffer*				iBuffer;
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	};
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#endif // BUFFERSINK_H