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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 class plays local audio file
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*
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*/
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#ifndef CLOCALAUDIOPLAYBACK_H
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#define CLOCALAUDIOPLAYBACK_H
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// INCLUDES
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#include <mpxplaybackplugin.h>
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#include <mdaaudiosampleplayer.h>
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#include <mpxcenrepobserver.h>
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// FORWARD DECLARATIONS
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class CMPXCenRepWatcher;
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class CMPXDrmMediaUtility;
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class CMPXAudioEffectEngine;
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// CONSTANTS
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// CLASS DECLARATION
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/**
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* CMPXLocalAudioPlayback class
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*
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* Plug-in basically handles audio via MMF's audio player utility.
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* @lib LocalAudioPlayback.lib
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*/
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NONSHARABLE_CLASS(CMPXLocalAudioPlayback) : public CMPXPlaybackPlugin,
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public MMdaAudioPlayerCallback,
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public MMPXCenRepObserver
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{
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private:
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enum TMPXLocalAudioPlaybackState
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{
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EStateNotInitialised,
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EStateInitialising,
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EStateInitialised
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};
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public: // Constructors and destructor
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/**
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* Two-phased constructor.
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* @param aInitParams, initialization parameter
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* @return a pointer to the created instance
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*/
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static CMPXLocalAudioPlayback* NewL(TAny* aInitParams);
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/**
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* Destructor
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* Destroy the object and release all memory objects
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*/
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~CMPXLocalAudioPlayback();
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private: // Functions from base classes
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/**
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* from CMPXPlaybackPlugin
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*/
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/**
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* Set observer
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*
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* @param aObs observer
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*/
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void SetObserver(MMPXPlaybackPluginObserver& aObs);
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/**
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* Initializes a song for playback
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* @param aSong the song path
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*/
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void InitialiseL(const TDesC& aSong);
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/**
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* Initializes a song for playback
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* @param aFile file handle of a song
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*/
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void InitialiseL(RFile& aFile);
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/**
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* Executes a command on the selected song
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* @param aCmd a command
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* @param aData, data
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*/
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void CommandL(TMPXPlaybackCommand aCmd, TInt aData=0);
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/**
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* Sets a property of the plugin
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* @param aProperty a property
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* @param aValue the value of the setting
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*/
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void SetL(TMPXPlaybackProperty aProperty,TInt aValue);
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/**
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* Gets a property of the plugin (async)
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* @param aProperty a property
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*/
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void PropertyL(TMPXPlaybackProperty aProperty) const;
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/**
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* Gets a list of sub players
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* @return a list of names of sub players
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*/
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void SubPlayerNamesL();
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/**
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* Select a sub player
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* @param aIndex index to the sub player
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*/
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void SelectSubPlayerL(TInt aIndex);
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/**
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* Returns current sub player name
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* @return friendly name of the current the sub player
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*/
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const TDesC& SubPlayerName();
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/**
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* Current sub player index
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* @return index to the sub player
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*/
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TInt SubPlayerIndex() const;
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/**
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* Media properties of the current file (async)
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* @param aAttrs attributes requested
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*/
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void MediaL(const TArray<TMPXAttribute>& aAttrs);
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/**
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* Cancel async request
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*/
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void CancelRequest();
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/**
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* From MMdaAudioPlayerCallback
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*/
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void MapcInitComplete(TInt aError,
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const TTimeIntervalMicroSeconds& aDuration);
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/**
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* From MMdaAudioPlayerCallback
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*/
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void MapcPlayComplete(TInt aError);
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/**
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* From MMPXCenRepObserver
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* Handle a change in a setting value.
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*
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* @param aRepositoryUid Central repository UID containing the setting
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* @param aSettingId Id of the setting
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* @since 3.0
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*/
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void HandleSettingChange( const TUid& aRepositoryUid,
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TUint32 aSettingId);
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private:
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/**
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* C++ default constructor
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*/
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CMPXLocalAudioPlayback();
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/**
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* the second phase constructor ConstructL to safely construct things
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* that can leave
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*/
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void ConstructL();
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/**
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* Sets the volume level in audio controller
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* @param aVolume Volume level, ranges from 0 - KPbPlaybackVolumeLevelMax
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* @param aNotifyChange ETrue if EPVolumeChanged must be sent to observer
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*/
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void SetVolume( TInt aVolume, TBool aNotifyChange = ETrue );
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/**
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* Sets the volume level in audio controller to mute.
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* @param aMute ETrue to indicated mute
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* @param aNotifyChange ETrue if EPMuteChanged must be sent to observer
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*/
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void SetMute( TBool aMute, TBool aNotifyChange = ETrue );
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/**
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* Consumes the rights for the current media according
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* to the specified consume type
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*
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* @param aType Type of consumption to execute
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*/
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void ConsumeRightsL(ContentAccess::TIntent aIntent);
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private: // Data
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CMPXCenRepWatcher* iVolumeWatcher;
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CMPXCenRepWatcher* iMuteWatcher;
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CMdaAudioPlayerUtility* iPlayer;
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HBufC* iSong;
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TInt iVolume;
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RFs iFs;
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RFile iFile;
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CMPXDrmMediaUtility* iDrmMediaUtility;
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CMPXAudioEffectEngine* iAudioEffects;
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TMPXLocalAudioPlaybackState iState;
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TBool iClosedByAudioPolicy;
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TBool iConsumeStarted;
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TBool iAudioEffectsOn;
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TBool iIsPlaying;
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};
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#endif // CLOCALAUDIOPLAYBACK_H
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