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//buffersink.cpp
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// Copyright (c) 2006-2009 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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//
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#include "buffersink.h"
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#include "moutputport.h"
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// ---------------------------------------------------------------------------
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// Constructor
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// ---------------------------------------------------------------------------
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//
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CBufferSink::CBufferSink()
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{
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TRACE_CREATE();
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DP_CONTEXT(CBufferSink::CBufferSink *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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EXPORT_C CBufferSink* CBufferSink::NewL()
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{
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DP_STATIC_CONTEXT(CBufferSink::NewL *CD0*, CtxDevSound, DPLOCAL);
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DP_IN();
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CBufferSink* self = new(ELeave)CBufferSink();
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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 CBufferSink::ConstructL()
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{
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DP_CONTEXT(CBufferSink::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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CBufferSink::~CBufferSink()
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{
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DP_CONTEXT(CBufferSink::~CBufferSink *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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DP_OUT();
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}
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// from class MInputPort
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// ---------------------------------------------------------------------------
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// CBufferSink::GetInputPort
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::GetInputPort(MInputPort*& aInput)
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{
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DP_CONTEXT(CBufferSource::GetInputPort *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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aInput = this;
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::EmptyBuffer
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::EmptyBuffer(CMMFBuffer* aBuffer, MOutputPort* aSupplier)
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{
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DP_CONTEXT(CBufferSink::EmptyBuffer *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TInt err = KErrNone;
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if (aSupplier == iOutput)
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{
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iConsumer->BufferToBeEmptied(static_cast<MMMFBufferSink*>(this), aBuffer);
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}
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else
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{
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err = KErrNotSupported;
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}
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DP0_RET(err, "%d");
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::BufferFilled
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::BufferFilled(CMMFBuffer* /*aBuffer*/)
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{
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DP_CONTEXT(CBufferSink::BufferFilled *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::SetOutput
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::SetOutput(MOutputPort* aOutput)
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{
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DP_CONTEXT(CBufferSink::SetOutput *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iOutput = aOutput;
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::RemoveOutput
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::RemoveOutput(MOutputPort* /*aOutput*/)
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{
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DP_CONTEXT(CBufferSink::RemoveOutput *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iOutput=NULL;
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DP0_RET(KErrNone, "%d");
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}
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// from MMMFBufferSink
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// ---------------------------------------------------------------------------
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// CBufferSink::SetDataConsumer
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::SetDataConsumer(MMMFAudioDataConsumer& aConsumer)
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{
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DP_CONTEXT(CBufferSink::SetDataConsumer *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iConsumer = &aConsumer;
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::BufferEmptied
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::BufferEmptied(CMMFBuffer* aBuffer)
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{
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DP_CONTEXT(CBufferSink::BufferFilled *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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// Check if need a switch
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iBuffer = aBuffer;
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DP_OUT();
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return(iOutput->BufferEmptied(aBuffer));
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}
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// ---------------------------------------------------------------------------
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// CBufferSink::BuffersDiscarded
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// ---------------------------------------------------------------------------
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//
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TInt CBufferSink::BuffersDiscarded()
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{
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DP_CONTEXT(CBufferSink::BuffersDiscarded *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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// Check what we are suppose to do
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if(iBuffer)
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{
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iBuffer = NULL;
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}
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DP0_RET(KErrNone, "%d");
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}
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// end of file
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