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/*
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* Copyright (c) 2006 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: This is the definition of the RoomLevel effect class.
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*
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*/
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#ifndef CROOMLEVEL_H
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#define CROOMLEVEL_H
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// INCLUDES
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#include <e32base.h>
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#include <AudioEffectBase.h>
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#include <RoomLevelData.h>
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#include <MCustomInterface.h>
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const TUid KUidRoomLevelEffect = {0x10207B3C};
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// FORWARD DELCARATION
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class CMdaAudioConvertUtility;
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class CMdaAudioPlayerUtility;
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class CMdaAudioRecorderUtility;
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class CMdaAudioInputStream;
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class CMdaAudioOutputStream;
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class CMdaAudioToneUtility;
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class CCustomCommandUtility;
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class CCustomInterfaceUtility;
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class CMMFDevSound;
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class CMidiClientUtility;
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class CEnvironmentalReverb;
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class CDrmPlayerUtility;
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class CVideoPlayerUtility;
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// CLASS DECLARATION
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/**
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* This is the Environmental RoomLevel effect class for managing RoomLevel settings.
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*
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* @lib RoomLevelEffect.lib
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* @since 3.0
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*/
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class CRoomLevel : public CAudioEffect
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{
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public: //New Functions
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to a convert utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioConvertUtility& aUtility, CEnvironmentalReverb& aReverb);
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to an audio input stream utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioInputStream& aUtility, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to an audio output stream utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioOutputStream& aUtility, CEnvironmentalReverb& aReverb);
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to an audio player utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioPlayerUtility& aUtility, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to an audio record utility
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* @param aRecordStream ETrue if the effect is to be applied to the recording,
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* EFalse if the effect is to be applied only to the playback
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioRecorderUtility& aUtility, TBool aRecordStream, CEnvironmentalReverb& aReverb);
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to an audio tone utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMdaAudioToneUtility& aUtility, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aDevSound A reference to a DevSound instance
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMMFDevSound& aDevSound, CEnvironmentalReverb& aReverb);
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to a custom command utility
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CCustomCommandUtility* aUtility, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aCustomInterface A reference to a custom interface
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( MCustomInterface& aCustomInterface, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the audio RoomLevel object.
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* @since 3.0
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* @param aUtility A reference to a CMidiClientUtility object
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* @param aReverb A reference to a environmental reverb utility
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CMidiClientUtility& aUtility, CEnvironmentalReverb& aReverb);
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/**
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* Factory function for creating the RoomLevel object.
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* @since 3.0
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* @param CDrmPlayerUtility A reference to a CDrmPlayerUtility object
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CDrmPlayerUtility& aUtility, CEnvironmentalReverb& aReverb );
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/**
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* Factory function for creating the RoomLevel object.
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* @since 3.2
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* @param CVideoPlayerUtility A reference to a CVideoPlayerUtility object
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* @return pointer to CRoomLevel object
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*/
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IMPORT_C static CRoomLevel* NewL( CVideoPlayerUtility& aUtility, CEnvironmentalReverb& aReverb );
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/**
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*
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* Destructor
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*/
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IMPORT_C virtual ~CRoomLevel();
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/**
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* Gets the RoomLevel current level in mB
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* @since 3.0
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* @return RoomLevel current level
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*/
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IMPORT_C TInt32 Level() const;
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/**
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* Gets the RoomLevel current level maximum and minimum in mB
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* @since 3.0
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* @param aMin Minimum current level
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* @param aMax Maximum current level
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* @return -
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*/
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IMPORT_C void LevelRange( TInt32& aMin, TInt32& aMax );
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/**
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* Sets the RoomLevel level, it will leave if aRoomLevel is not within range of Min and Max
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* @since 3.0
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* @param aRoomLevelLevel The RoomLevel level in mB
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*/
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IMPORT_C void SetRoomLevelL( TInt32 aRoomLevel );
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public: // functions from base class
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/*
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* From CAudioEffect
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* Get the unique identifier of the audio effect
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* @since 3.0
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* @return Unique identifier
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*/
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IMPORT_C TUid Uid() const;
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protected: // Functions from base classes
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/**
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* From CAudioEffect
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* Create a package of the effect data
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* @since 3.0
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* @return A descriptor containing the effect data.
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*/
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IMPORT_C const TDesC8& DoEffectData();
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/**
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* From CAudioEffect
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* Internal function to unpack effect data
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* @since 3.0
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* @param aEffectDataBuffer Descriptor containing packed effect data
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* @return -
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*/
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IMPORT_C void SetEffectData( const TDesC8& aEffectDataBuffer );
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protected:
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/**
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* Private C++ constructor for this class.
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* @since 3.0
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* @return -
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*/
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IMPORT_C CRoomLevel();
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protected:
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CEnvironmentalReverb* iClientReverb;
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// RoomLevel data structure
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TEfRoomLevel iRoomLevelData;
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// Data package sent to server
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TEfRoomLevelDataPckg iDataPckgTo;
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// Data package received from server
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TEfRoomLevelDataPckg iDataPckgFrom;
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friend class CRoomLevelMessageHandler;
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// friend class CEnvironmentalReverbImpl;
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};
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#endif // of CROOMLEVEL_H
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// End of File
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