sl@0: // Copyright (c) 2004-2009 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: // Name        : logicalbuffersource.cpp
sl@0: // Part of     : ACL Logical Layer
sl@0: //
sl@0: 
sl@0: 
sl@0: 
sl@0: #include "logicalbuffersource.h"
sl@0: #include <a3f/audioprocessingunittypeuids.h>
sl@0: #include <ecom/implementationproxy.h> // For making it ECom plugin
sl@0: 
sl@0: // Map the interface implementation UIDs to implementation factory functions
sl@0: const TImplementationProxy ImplementationTable[] =
sl@0: 	{
sl@0: 	IMPLEMENTATION_PROXY_ENTRY(KMmfBufferSourceUid,  CLogicalBufferSource::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: // Constructor
sl@0: // ---------------------------------------------------------------------------
sl@0: //
sl@0: CLogicalBufferSource::CLogicalBufferSource(TAny* aParam) : CAudioProcessingUnit(aParam)
sl@0: 	{
sl@0: 	TRACE_CREATE();
sl@0: 	DP_CONTEXT(CLogicalBufferSource::CLogicalBufferSource *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // Factory method
sl@0: // ---------------------------------------------------------------------------
sl@0: //
sl@0: CLogicalBufferSource* CLogicalBufferSource::NewL(TAny* aParameters)
sl@0: 	{
sl@0: 	DP_STATIC_CONTEXT(CLogicalBufferSource::NewL *CD0*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	CLogicalBufferSource* self = new(ELeave)CLogicalBufferSource(aParameters);
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: // Second phase constructor
sl@0: // ---------------------------------------------------------------------------
sl@0: //
sl@0: void CLogicalBufferSource::ConstructL()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::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: //
sl@0: CLogicalBufferSource::~CLogicalBufferSource()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::~CLogicalBufferSource *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	DP_OUT();
sl@0: 	}
sl@0: 
sl@0: // from MMMFBufferSource
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::SetDataSupplier
sl@0: // ---------------------------------------------------------------------------
sl@0: //  
sl@0: TInt CLogicalBufferSource::SetDataSupplier(MMMFAudioDataSupplier& aSupplier)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::SetDataSupplier *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err = KErrNone;
sl@0: 	iSupplier = &aSupplier;
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::BufferFilled
sl@0: // ---------------------------------------------------------------------------
sl@0: //  
sl@0: TInt CLogicalBufferSource::BufferFilled(CMMFBuffer* aBuffer)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::BufferFilled *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err = KErrNone;
sl@0: 	err = iAdaptationBufferSource->BufferFilled(aBuffer);
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::BuffersDiscarded
sl@0: // ---------------------------------------------------------------------------
sl@0: //  
sl@0: TInt CLogicalBufferSource::BuffersDiscarded()
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::BuffersDiscarded *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TInt err = KErrNone;
sl@0: 	err = iAdaptationBufferSource->BuffersDiscarded();
sl@0: 	DP0_RET(err, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::IsTypeOf
sl@0: // ---------------------------------------------------------------------------
sl@0: //  
sl@0: TBool CLogicalBufferSource::IsTypeOf(TUid aTypeId) const
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::IsTypeOf *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TBool result = EFalse;
sl@0: 	if (iType == aTypeId)
sl@0: 		{
sl@0: 		result = ETrue;
sl@0: 		}
sl@0: 	DP0_RET(result, "%d");
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::Interface
sl@0: // ---------------------------------------------------------------------------
sl@0: // 
sl@0: TAny* CLogicalBufferSource::Interface(TUid aType)
sl@0: 	{
sl@0: 	DP_CONTEXT(CLogicalBufferSource::Interface *CD1*, CtxDevSound, DPLOCAL);
sl@0: 	DP_IN();
sl@0: 	TAny* interface = NULL;
sl@0: 	if(aType==KUidMmfBufferSource)
sl@0: 		{
sl@0: 		interface = static_cast<MMMFBufferSource*>(this);
sl@0: 		}
sl@0: 	DP0_RET(interface, "%d");
sl@0: 	}
sl@0: 
sl@0: // From MMMFAudioDataSupplier
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::BufferToBeFilled
sl@0: // ---------------------------------------------------------------------------
sl@0: // 
sl@0: void CLogicalBufferSource::BufferToBeFilled(MMMFBufferSource* /*aSource*/, CMMFBuffer* aBuffer)
sl@0: 	{
sl@0: 	iSupplier->BufferToBeFilled(this, aBuffer);
sl@0: 	}
sl@0: 
sl@0: // ---------------------------------------------------------------------------
sl@0: // CLogicalBufferSource::DiscardBuffers
sl@0: // ---------------------------------------------------------------------------
sl@0: // 
sl@0: void CLogicalBufferSource::DiscardBuffers(MMMFBufferSource* /*aSource*/)
sl@0: 	{
sl@0: 	iSupplier->DiscardBuffers(this);
sl@0: 	}
sl@0: 
sl@0: // end of file