sl@0: // Copyright (c) 2007-2009 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: #include "logicalaudiocodec.h"
sl@0: #include <a3f/audioprocessingunittypeuids.h>
sl@0: 
sl@0: #include <ecom/implementationproxy.h> // For making it ECom plugin
sl@0: // Map the interface implementation UIDs to implementation factory functions
sl@0: const TImplementationProxy ImplementationTable[] =
sl@0: 	{
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KAudioDecoderUid,  CLogicalAudioCodec::NewL),
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KAudioEncoderUid,  CLogicalAudioCodec::NewL),
sl@0: 	};
sl@0: 
sl@0: // Exported proxy for instantiation method resolution.
sl@0: EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
sl@0: 	{
sl@0: 	aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
sl@0: 	return ImplementationTable;
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // Constructor
sl@0: // ---------------------------------------------------------------------------
sl@0: CLogicalAudioCodec* CLogicalAudioCodec::NewL(TAny* aParam)
sl@0: 	{
sl@0: 	DP_STATIC_CONTEXT(CLogicalAudioCodec::NewL *CD0*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	CLogicalAudioCodec* self = new(ELeave)CLogicalAudioCodec(aParam);
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL();
sl@0: 	CleanupStack::Pop(self);
sl@0: 	DP0_RET(self, "0x%x");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // Constructor
sl@0: // ---------------------------------------------------------------------------
sl@0: 
sl@0: CLogicalAudioCodec::CLogicalAudioCodec(TAny* aParam) : CAudioProcessingUnit(aParam)
sl@0: 	{
sl@0: 	TRACE_CREATE();
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	if(iSettingsObserver)
sl@0: 		{
sl@0: 		iSettingsObserver->ReceiveComponentSettingsChange(iType, ERegisterCodecObserver);
sl@0: 		}
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // Second phase constructor
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::ConstructL()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::ConstructL *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // Destructor
sl@0: // ---------------------------------------------------------------------------
sl@0: CLogicalAudioCodec::~CLogicalAudioCodec()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::~CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	iAudioCodecObserver.Close();
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodec
sl@0: // CLogicalAudioCodec::SetFormat
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::SetFormat(TUid aFormat)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::SetFormat *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	iFormat = aFormat;
sl@0: 	if(iSettingsObserver)
sl@0: 		{
sl@0: 		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
sl@0: 		}
sl@0: 	DP0_RET(KErrNone, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodec
sl@0: // CLogicalAudioCodec::SetSampleRate
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::SetSampleRate(TInt aSampleRate)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::SetSampleRate *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	iSampleRateConfig = aSampleRate;
sl@0: 	if(iSettingsObserver)
sl@0: 		{
sl@0: 		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
sl@0: 		}
sl@0: 	DP0_RET(KErrNone, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodec
sl@0: // CLogicalAudioCodec::SetMode
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::SetMode(TUid aMode)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::SetMode *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	iModeConfig = aMode;
sl@0: 	if(iSettingsObserver)
sl@0: 		{
sl@0: 		iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
sl@0: 		}
sl@0: 	DP0_RET(KErrNone, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodec
sl@0: // CLogicalAudioCodec::GetSupportedSamplesRates
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::GetSupportedSamplesRates(RArray<TInt>& aSupportedRates)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::GetSupportedSamplesRates *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err(KErrNone);
sl@0: 	if(iAdaptationStream)
sl@0: 		{
sl@0: 		err = iAdaptationStream->GetSupportedSampleRates(aSupportedRates);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		err = KErrNotFound;
sl@0: 		}
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodec
sl@0: // CLogicalAudioCodec::GetSupportedMode
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::GetSupportedModes(RArray<TUid>& aSupportedModes)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::GetSupportedModes *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err(KErrNone);
sl@0: 	if(iAdaptationStream)
sl@0: 		{
sl@0: 		err = iAdaptationStream->GetSupportedModes(aSupportedModes);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		err = KErrNotFound;
sl@0: 		}
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioProcessingUnit
sl@0: // CLogicalAudioCodec::IsTypeOf
sl@0: // ---------------------------------------------------------------------------
sl@0: TBool CLogicalAudioCodec::IsTypeOf(TUid aTypeId) const
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::IsTypeOf *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TBool result = EFalse;
sl@0: 	if ( iType == aTypeId || aTypeId == KUidAudioCodec)
sl@0: 		{
sl@0: 		result = ETrue;
sl@0: 		}
sl@0: 	DP0_RET(result, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioProcessingUnit
sl@0: // CLogicalAudioCodec::Interface
sl@0: // ---------------------------------------------------------------------------
sl@0: //
sl@0: TAny* CLogicalAudioCodec::Interface(TUid aType)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::Interface *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	
sl@0: 	TAny* interface = NULL;
sl@0: 	if (aType == KUidAudioCodec)
sl@0: 		{
sl@0: 		interface = static_cast<MAudioCodec*>(this);
sl@0: 		}
sl@0: 	else if (aType == KUidAudioCodecAdaptationObserver)
sl@0: 		{
sl@0: 		interface = static_cast<MAudioCodecAdaptationObserver*>(this);
sl@0: 		}
sl@0: 	DP0_RET(interface, "0x%08x");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodecAdaptationObserver
sl@0: // CLogicalAudioCodec::AllBuffersProcessed
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::AllBuffersProcessed()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::AllBuffersProcessed *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodecAdaptationObserver
sl@0: // CLogicalAudioCodec::GetSupportedConfigurationComplete
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::GetSupportedAModesComplete(TInt aError)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::GetSupportedModesComplete *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TUint count = iAudioCodecObserver.Count();
sl@0: 	for ( TUint idx(0); idx < count; idx++ )
sl@0: 		{
sl@0: 		iAudioCodecObserver[idx]->GetSupportedModesComplete(aError);
sl@0: 		}
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 	
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodecAdaptationObserver
sl@0: // CLogicalAudioCodec::GetSupportedConfigurationComplete
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::GetSupportedARatesComplete(TInt aError)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::GetSupportedRatesComplete *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TUint count = iAudioCodecObserver.Count();
sl@0: 	for ( TUint idx(0); idx < count; idx++ )
sl@0: 		{
sl@0: 		iAudioCodecObserver[idx]->GetSupportedSampleRatesComplete(aError);
sl@0: 		}
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // from class MAudioCodecAdaptationObserver
sl@0: // CLogicalAudioCodec::ProcessingUnitError
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::ProcessingUnitError(TInt aError)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::ProcessingUnitError *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 
sl@0: 	TUint count = iAudioProcessingUnitObservers.Count();
sl@0: 	MAudioProcessingUnit* pUnit = static_cast<MAudioProcessingUnit*>(this);
sl@0: 	for(TUint index=0; index < count; index++)
sl@0: 		{
sl@0: 		iAudioProcessingUnitObservers[index]->ProcessingUnitError(pUnit, aError);
sl@0: 		}
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalAudioCodec::RegisterAudioCodecObserver
sl@0: // ---------------------------------------------------------------------------
sl@0: TInt CLogicalAudioCodec::RegisterAudioCodecObserver(MAudioCodecObserver& aObserver)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::RegisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err = iAudioCodecObserver.Find(&aObserver);
sl@0: 	if(err == KErrNotFound)
sl@0: 		{
sl@0: 		err = iAudioCodecObserver.Append(&aObserver);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		err = KErrAlreadyExists;
sl@0: 		}
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalAudioCodec::UnregisterAudioCodecObserver
sl@0: // ---------------------------------------------------------------------------
sl@0: void CLogicalAudioCodec::UnregisterAudioCodecObserver(MAudioCodecObserver& aObserver)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalAudioCodec::UnregisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt idxOrErr = iAudioCodecObserver.Find(&aObserver);
sl@0: 	if( idxOrErr != KErrNotFound )
sl@0: 		{
sl@0: 		iAudioCodecObserver.Remove(idxOrErr);
sl@0: 		}
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // End of file