// Copyright (c) 2007-2009 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 "logicalaudiocodec.h"

#include <a3f/audioprocessingunittypeuids.h>

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

// Map the interface implementation UIDs to implementation factory functions

const TImplementationProxy ImplementationTable[] =

	{

	IMPLEMENTATION_PROXY_ENTRY(KAudioDecoderUid,  CLogicalAudioCodec::NewL),

	IMPLEMENTATION_PROXY_ENTRY(KAudioEncoderUid,  CLogicalAudioCodec::NewL),

	};

// Exported proxy for instantiation method resolution.

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

	{

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

	return ImplementationTable;

	}

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

// Constructor

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

CLogicalAudioCodec* CLogicalAudioCodec::NewL(TAny* aParam)

	{

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

	DP_IN();

	CLogicalAudioCodec* self = new(ELeave)CLogicalAudioCodec(aParam);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

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

	}

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

// Constructor

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

CLogicalAudioCodec::CLogicalAudioCodec(TAny* aParam) : CAudioProcessingUnit(aParam)

	{

	TRACE_CREATE();

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

	DP_IN();

	if(iSettingsObserver)

		{

		iSettingsObserver->ReceiveComponentSettingsChange(iType, ERegisterCodecObserver);

		}

	DP_OUT();

	}

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

// Second phase constructor

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

void CLogicalAudioCodec::ConstructL()

	{

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

	DP_IN();

	DP_OUT();

	}

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

// Destructor

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

CLogicalAudioCodec::~CLogicalAudioCodec()

	{

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

	DP_IN();

	iAudioCodecObserver.Close();

	DP_OUT();

	}

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

// from class MAudioCodec

// CLogicalAudioCodec::SetFormat

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

TInt CLogicalAudioCodec::SetFormat(TUid aFormat)

	{

	DP_CONTEXT(CLogicalAudioCodec::SetFormat *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	iFormat = aFormat;

	if(iSettingsObserver)

		{

		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);

		}

	DP0_RET(KErrNone, "%d");

	}

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

// from class MAudioCodec

// CLogicalAudioCodec::SetSampleRate

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

TInt CLogicalAudioCodec::SetSampleRate(TInt aSampleRate)

	{

	DP_CONTEXT(CLogicalAudioCodec::SetSampleRate *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	iSampleRateConfig = aSampleRate;

	if(iSettingsObserver)

		{

		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);

		}

	DP0_RET(KErrNone, "%d");

	}

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

// from class MAudioCodec

// CLogicalAudioCodec::SetMode

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

TInt CLogicalAudioCodec::SetMode(TUid aMode)

	{

	DP_CONTEXT(CLogicalAudioCodec::SetMode *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	iModeConfig = aMode;

	if(iSettingsObserver)

		{

		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);

		}

	DP0_RET(KErrNone, "%d");

	}

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

// from class MAudioCodec

// CLogicalAudioCodec::GetSupportedSamplesRates

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

TInt CLogicalAudioCodec::GetSupportedSamplesRates(RArray<TInt>& aSupportedRates)

	{

	DP_CONTEXT(CLogicalAudioCodec::GetSupportedSamplesRates *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt err(KErrNone);

	if(iAdaptationStream)

		{

		err = iAdaptationStream->GetSupportedSampleRates(aSupportedRates);

		}

	else

		{

		err = KErrNotFound;

		}

	DP0_RET(err, "%d");

	}

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

// from class MAudioCodec

// CLogicalAudioCodec::GetSupportedMode

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

TInt CLogicalAudioCodec::GetSupportedModes(RArray<TUid>& aSupportedModes)

	{

	DP_CONTEXT(CLogicalAudioCodec::GetSupportedModes *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt err(KErrNone);

	if(iAdaptationStream)

		{

		err = iAdaptationStream->GetSupportedModes(aSupportedModes);

		}

	else

		{

		err = KErrNotFound;

		}

	DP0_RET(err, "%d");

	}

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

// from class MAudioProcessingUnit

// CLogicalAudioCodec::IsTypeOf

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

TBool CLogicalAudioCodec::IsTypeOf(TUid aTypeId) const

	{

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

	DP_IN();

	TBool result = EFalse;

	if ( iType == aTypeId || aTypeId == KUidAudioCodec)

		{

		result = ETrue;

		}

	DP0_RET(result, "%d");

	}

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

// from class MAudioProcessingUnit

// CLogicalAudioCodec::Interface

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

//

TAny* CLogicalAudioCodec::Interface(TUid aType)

	{

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

	DP_IN();

	TAny* interface = NULL;

	if (aType == KUidAudioCodec)

		{

		interface = static_cast<MAudioCodec*>(this);

		}

	else if (aType == KUidAudioCodecAdaptationObserver)

		{

		interface = static_cast<MAudioCodecAdaptationObserver*>(this);

		}

	DP0_RET(interface, "0x%08x");

	}

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

// from class MAudioCodecAdaptationObserver

// CLogicalAudioCodec::AllBuffersProcessed

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

void CLogicalAudioCodec::AllBuffersProcessed()

	{

	DP_CONTEXT(CLogicalAudioCodec::AllBuffersProcessed *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	DP_OUT();

	}

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

// from class MAudioCodecAdaptationObserver

// CLogicalAudioCodec::GetSupportedConfigurationComplete

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

void CLogicalAudioCodec::GetSupportedAModesComplete(TInt aError)

	{

	DP_CONTEXT(CLogicalAudioCodec::GetSupportedModesComplete *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TUint count = iAudioCodecObserver.Count();

	for ( TUint idx(0); idx < count; idx++ )

		{

		iAudioCodecObserver[idx]->GetSupportedModesComplete(aError);

		}

	DP_OUT();

	}

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

// from class MAudioCodecAdaptationObserver

// CLogicalAudioCodec::GetSupportedConfigurationComplete

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

void CLogicalAudioCodec::GetSupportedARatesComplete(TInt aError)

	{

	DP_CONTEXT(CLogicalAudioCodec::GetSupportedRatesComplete *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TUint count = iAudioCodecObserver.Count();

	for ( TUint idx(0); idx < count; idx++ )

		{

		iAudioCodecObserver[idx]->GetSupportedSampleRatesComplete(aError);

		}

	DP_OUT();

	}

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

// from class MAudioCodecAdaptationObserver

// CLogicalAudioCodec::ProcessingUnitError

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

void CLogicalAudioCodec::ProcessingUnitError(TInt aError)

	{

	DP_CONTEXT(CLogicalAudioCodec::ProcessingUnitError *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TUint count = iAudioProcessingUnitObservers.Count();

	MAudioProcessingUnit* pUnit = static_cast<MAudioProcessingUnit*>(this);

	for(TUint index=0; index < count; index++)

		{

		iAudioProcessingUnitObservers[index]->ProcessingUnitError(pUnit, aError);

		}

	DP_OUT();

	}

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

// CLogicalAudioCodec::RegisterAudioCodecObserver

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

TInt CLogicalAudioCodec::RegisterAudioCodecObserver(MAudioCodecObserver& aObserver)

	{

	DP_CONTEXT(CLogicalAudioCodec::RegisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt err = iAudioCodecObserver.Find(&aObserver);

	if(err == KErrNotFound)

		{

		err = iAudioCodecObserver.Append(&aObserver);

		}

	else

		{

		err = KErrAlreadyExists;

		}

	DP0_RET(err, "%d");

	}

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

// CLogicalAudioCodec::UnregisterAudioCodecObserver

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

void CLogicalAudioCodec::UnregisterAudioCodecObserver(MAudioCodecObserver& aObserver)

	{

	DP_CONTEXT(CLogicalAudioCodec::UnregisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);

	DP_IN();

	TInt idxOrErr = iAudioCodecObserver.Find(&aObserver);

	if( idxOrErr != KErrNotFound )

		{

		iAudioCodecObserver.Remove(idxOrErr);

		}

	DP_OUT();

	}

// End of file