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// Copyright (c) 2005-2009 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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#ifndef AUDIODEVICE_H
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#define AUDIODEVICE_H
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#include <e32msgqueue.h>
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#include <mdf/mdfprocessingunit.h>
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#include <mdf/mdfinputport.h>
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#include <mdf/mdfoutputport.h>
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#include <mmf/server/mmfhwdevicesetup.h>
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#include <mdf/mdfcommon.h>
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#ifdef SYMBIAN_MDF_SHAREDCHUNK_SOUNDDRIVER
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#include "mdasoundadapter.h"
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#else
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#include <mdasound.h>
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#endif
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class CMMFBuffer;
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/*
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Audio Sink/Source processing unit
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*/
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class CAudioDevice : public CMdfProcessingUnit
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{
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public:
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/*
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Audio Sink/Source input port
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*/
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class CInputPort: public CActive,
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public MMdfInputPort,
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public MPlayCustomInterface
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{
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public:
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static CInputPort* NewL(CAudioDevice& aParent);
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// from MMdfInputPort
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TInt MipConfigure(const TPuConfig& aConfiguration);
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TInt MipGetConfig(TPuConfig& aConfigurationSetup);
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void MipInitialize();
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void MipSetObserver(const MMdfInputPortObserver& aInputPortObserver);
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CMMFBuffer* MipCreateBuffer(TInt aBufferSize);
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TInt MipUseBuffer(CMMFBuffer& aBuffer);
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TInt MipFreeBuffer(CMMFBuffer* aBuffer);
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TInt MipTunnelRequest(const MMdfOutputPort& aOutputPortToBeConnectedTo,
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TTunnelFlags& aTunnelFlags, TSupplierType& aSupplierType);
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void MipWriteData(CMMFBuffer& aBuffer);
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void MipDisconnectTunnel();
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void MipRestartTunnel();
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TBool MipIsTunnelled() const;
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TInt MipIndex() const;
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TUint32 MipBufferSize() const;
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TInt MipCreateCustomInterface(TUid aUid);
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TAny* MipCustomInterface(TUid aUid);
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// from MPlayCustomInterface
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void SetVolume(TUint aVolume);
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TUint Volume();
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TUint BytesPlayed();
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void SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration);
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TTimeIntervalMicroSeconds& VolumeRamp();
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TInt SampleRate();
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TInt Channels();
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// from CActive
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void RunL();
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void DoCancel();
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// CInputPort
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void Execute();
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void Pause();
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void Stop();
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~CInputPort();
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private:
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explicit CInputPort(CAudioDevice& aParent);
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void ConstructL();
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private:
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CMMFBuffer* iCurrentBuffer;
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CAudioDevice& iParent;
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MMdfOutputPort* iPortConnectedTo;
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RPointerArray<CMMFBuffer> iBuffers;
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MMdfInputPortObserver* iObserver;
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TInt iSampleRate;
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TInt iChannels;
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TBool iInterleaved;
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TUint iVolume;
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TTimeIntervalMicroSeconds iRampDuration;
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TUint iBytesPlayed;
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TBool iPaused;
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TBool iStopped;
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TUint iBufferSize;
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};
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/*
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Audio Sink/Source output port
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*/
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class COutputPort: public CActive,
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public MMdfOutputPort,
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public MRecordCustomInterface
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{
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public:
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static COutputPort* NewL(CAudioDevice& aParent);
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// from MMdfOutputPort
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TInt MopConfigure(const TPuConfig& aConfiguration);
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TInt MopGetConfig(TPuConfig& aConfigurationSetup);
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void MopInitialize();
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void MopSetObserver(const MMdfOutputPortObserver& aOutputPortObserver);
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CMMFBuffer* MopCreateBuffer(TInt aBufferSize);
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TInt MopUseBuffer(CMMFBuffer& aBuffer);
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TInt MopFreeBuffer(CMMFBuffer* aBuffer);
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TInt MopTunnelRequest(const MMdfInputPort& aInputPortToBeConnectedTo,
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TTunnelFlags& aTunnelFlags, TSupplierType& aSupplierType);
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void MopReadData(CMMFBuffer& aBuffer);
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void MopDisconnectTunnel();
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void MopRestartTunnel();
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TBool MopIsTunnelled() const;
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TInt MopIndex() const;
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TUint32 MopBufferSize() const;
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TInt MopCreateCustomInterface(TUid aUid);
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TAny* MopCustomInterface(TUid aUid);
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// from MRecordCustomInterface
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void SetGain(TUint aGain);
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TUint Gain();
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TUint BytesRecorded();
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TInt SampleRate();
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TInt Channels();
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// from CActive
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void RunL();
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void DoCancel();
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// COutputPort
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~COutputPort();
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void Execute();
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void Pause();
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void Stop();
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private:
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explicit COutputPort(CAudioDevice& aParent);
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void ConstructL();
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private:
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CMMFBuffer* iCurrentBuffer;
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CAudioDevice& iParent;
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RPointerArray<CMMFBuffer> iBuffers;
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MMdfOutputPortObserver* iObserver;
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MMdfInputPort* iPortConnectedTo;
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TInt iSampleRate;
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TInt iChannels;
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TBool iInterleaved;
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TUint iGain;
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TUint iBytesRecorded;
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TBool iPaused;
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TUint iBufferSize;
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};
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public:
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static CAudioDevice* NewL();
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// from CMdfProcessingUnit
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TInt Create(const MMdfProcessingUnitObserver& aProcessingUnitObserver);
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TInt GetInputPorts(RPointerArray<MMdfInputPort>& aComponentInputPorts);
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TInt GetOutputPorts(RPointerArray<MMdfOutputPort>& aComponentOutputPorts);
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TInt Configure(const TPuConfig& aConfigurationSetup);
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TInt GetConfig(TPuConfig& aConfigurationSetup);
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void Initialize();
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void Execute ();
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TInt Pause ();
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void Stop ();
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TProcessingUnitState State();
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TInt CreateCustomInterface(TUid aUid);
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TAny* CustomInterface(TUid aUid);
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// CAudioDevice
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RMdaDevSound& SoundDevice();
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MMdfProcessingUnitObserver* Observer();
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~CAudioDevice();
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private:
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CAudioDevice();
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void ConstructL();
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CInputPort* iInputPort;
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COutputPort* iOutputPort;
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RMdaDevSound iSoundDevice;
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MMdfProcessingUnitObserver* iObserver;
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TProcessingUnitState iState;
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};
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#endif // AUDIODEVICE_H
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