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