--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmhais/a3facl/src/buffersink/logicalbuffersink.cpp	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,175 @@
+// 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