// Copyright (c) 2006-2009 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 "logicalbuffersink.h"

#include <a3f/audioprocessingunittypeuids.h>

#include <ecom/implementationproxy.h> // For making it ECom plugin

// Exported proxy for instantiation method resolution

// Define the interface UIDs

const TImplementationProxy ImplementationTable[] =

	{

	IMPLEMENTATION_PROXY_ENTRY(KMmfBufferSinkUid, CLogicalBufferSink::NewL)

	};

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

	{

	aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);

	return ImplementationTable;

	}

// ---------------------------------------------------------------------------

// Constructor

// ---------------------------------------------------------------------------

//

CLogicalBufferSink::CLogicalBufferSink(TAny* aParam) : CAudioProcessingUnit(aParam)

	{

	TRACE_CREATE();

	DP_CONTEXT(CLogicalBufferSink::CLogicalBufferSink *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	DP_OUT();

	}

// ---------------------------------------------------------------------------

// Factory method

// ---------------------------------------------------------------------------

//

CLogicalBufferSink* CLogicalBufferSink::NewL(TAny* aParameters)

	{

	DP_STATIC_CONTEXT(CLogicalBufferSink::NewL *CD0*, CtxDevSound, DPLOCAL);

	DP_IN();

	CLogicalBufferSink* self = new(ELeave)CLogicalBufferSink(aParameters);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	DP0_RET(self, "0x%x");

	}

// ---------------------------------------------------------------------------

// Second phase constructor

// ---------------------------------------------------------------------------

//

void CLogicalBufferSink::ConstructL()

	{

	DP_CONTEXT(CLogicalBufferSink::ConstructL *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	DP_OUT();

	}

// ---------------------------------------------------------------------------

// Destructor

// ---------------------------------------------------------------------------

//

CLogicalBufferSink::~CLogicalBufferSink()

	{

	DP_CONTEXT(CLogicalBufferSink::~CLogicalBufferSink *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	DP_OUT();

	}

// from class MMMFBufferSink

// ---------------------------------------------------------------------------

// CLogicalBufferSink::SetDataConsumer

// ---------------------------------------------------------------------------

//

TInt CLogicalBufferSink::SetDataConsumer(MMMFAudioDataConsumer& aConsumer)

	{

	DP_CONTEXT(CLogicalBufferSink::SetDataConsumer *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	iConsumer = &aConsumer;

	DP0_RET(KErrNone,"%d");

	}

// ---------------------------------------------------------------------------

// CLogicalBufferSink::BufferEmptied

// ---------------------------------------------------------------------------

//

TInt CLogicalBufferSink::BufferEmptied(CMMFBuffer* aBuffer)

	{

	DP_CONTEXT(CLogicalBufferSink::BufferEmptied *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt err = KErrNone;

	err = iAdaptationBufferSink->BufferEmptied(aBuffer);

	DP0_RET(err,"%d");

	}

// ---------------------------------------------------------------------------

// CLogicalBufferSink::BuffersDiscarded

// ---------------------------------------------------------------------------

//

TInt CLogicalBufferSink::BuffersDiscarded()

	{

	DP_CONTEXT(CLogicalBufferSink::BuffersDiscarded *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt err = KErrNone;

	err = iAdaptationBufferSink->BuffersDiscarded();

	DP0_RET(err,"%d");

	}

// From CAudioProcessingUnit

// ---------------------------------------------------------------------------

// CLogicalBufferSink::IsTypeOf

// ---------------------------------------------------------------------------

//  

TBool CLogicalBufferSink::IsTypeOf(TUid aTypeId) const

	{

	DP_CONTEXT(CLogicalBufferSink::IsTypeOf *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TBool result = EFalse;

	if (iType == aTypeId)

		{

		result = ETrue;

		}

	DP0_RET(result, "%d");

	}

// ---------------------------------------------------------------------------

// CLogicalBufferSink::Interface

// ---------------------------------------------------------------------------

//

TAny* CLogicalBufferSink::Interface(TUid aType)

	{

	DP_CONTEXT(CLogicalBufferSink::Interface *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	MMMFBufferSink* ptr = NULL;

	if(aType==KUidMmfBufferSink)

		{

		ptr = static_cast<MMMFBufferSink*>(this);

		}

	DP_OUT();

	return ptr;

	}

// From MMMFAudioDataConsumer

// ---------------------------------------------------------------------------

// CLogicalBufferSink::BufferToBeFilled

// ---------------------------------------------------------------------------

// 

void CLogicalBufferSink::BufferToBeEmptied(MMMFBufferSink* /*aSink*/, CMMFBuffer* aBuffer)

	{

	iConsumer->BufferToBeEmptied(this, aBuffer);

	}

// ---------------------------------------------------------------------------

// CLogicalBufferSource::DiscardBuffers

// ---------------------------------------------------------------------------

// 

void CLogicalBufferSink::DiscardBuffers(MMMFBufferSink* /*aSink*/)

	{

	iConsumer->DiscardBuffers(this);

	}

// end of file