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os/mm/devsoundextensions/drmaudioplayer/DRMPlayUtility/src/mmfclientdrmaudioplayer.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution. 
     1 /*

     2 * Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   DRM Client AudioPlay Utility

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef __MMFCLIENTAUDIOPLAY_H__

    21 #define __MMFCLIENTAUDIOPLAY_H__

    22 

    23 #include <e32std.h>

    24 #include <e32base.h>

    25 #include <mdaaudiosampleplayer.h>

    26 #include <mmf/common/mmfcontroller.h>

    27 #include <mmf/server/mmffile.h>

    28 #include <mmf/server/mmfdes.h>

    29 #include <mmfcontrollerimplementationuids.hrh>

    30 #include <mmf/common/mmfstandardcustomcommands.h>

    31 #include "mmfdrm.h"

    32 //#include "MmfClientUtility.h"

    33 

    34 static const TUid KUidMmfAudioController = {KMmfUidControllerAudio}; 

    35 

    36 /**

    37 Mixin class to allow notification that the timed silence has finished.

    38 */

    39 class MRepeatTrailingSilenceTimerObs

    40 	{

    41 public:

    42 	virtual void RepeatTrailingSilenceTimerComplete() = 0;

    43 	};

    44 

    45 /**

    46 CTimer-based active object that waits the requested time before notifying its observer.

    47 */

    48 class CRepeatTrailingSilenceTimer : public CTimer

    49 	{

    50 public:

    51 	static CRepeatTrailingSilenceTimer* NewL(MRepeatTrailingSilenceTimerObs& aObs);

    52 	void RunL();

    53 private:

    54 	CRepeatTrailingSilenceTimer(MRepeatTrailingSilenceTimerObs& aObs);

    55 private:

    56 	MRepeatTrailingSilenceTimerObs& iObs;

    57 	};

    58 

    59 

    60 

    61 /**

    62 Concrete implementation of the CDRMPlayerUtility API.

    63 @see CDRMPlayerUtility

    64 */

    65 class CMMFDrmAudioPlayerUtility : public CActive

    66 	{

    67 	enum TDRMUtilityState {

    68 		EIdle,

    69 		EInitializing,

    70 		EPlaying,

    71 		EPaused

    72 		};

    73 

    74 friend class CDrmPlayerUtility;

    75 

    76 public:

    77 	static CMMFDrmAudioPlayerUtility* NewFilePlayerL(const TDesC& aFileName, 

    78 								MDrmAudioPlayerCallback& aCallback, 

    79 								TInt aPriority = EMdaPriorityNormal, 

    80 								TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

    81 	static CMMFDrmAudioPlayerUtility* NewDesPlayerL(const TDesC8& aData, 

    82 								MDrmAudioPlayerCallback& aCallback, 

    83 								TInt aPriority = EMdaPriorityNormal, 

    84 								TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

    85 	static CMMFDrmAudioPlayerUtility* NewDesPlayerReadOnlyL(const TDesC8& aData, 

    86 								MDrmAudioPlayerCallback& aCallback, 

    87 								TInt aPriority = EMdaPriorityNormal, 

    88 								TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

    89 

    90 	static CMMFDrmAudioPlayerUtility* NewL(MDrmAudioPlayerCallback& aCallback,

    91 								TInt aPriority = EMdaPriorityNormal,

    92 								TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

    93 

    94 	~CMMFDrmAudioPlayerUtility();

    95 	void Play();

    96 	void Stop();

    97 	void SetVolume(TInt aVolume);

    98 	void SetRepeats(TInt aRepeatNumberOfTimes, const TTimeIntervalMicroSeconds& aTrailingSilence);

    99 	void SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration);

   100 	const TTimeIntervalMicroSeconds& Duration();

   101 	TInt MaxVolume();

   102 	void OpenFileL(const TDesC& aFileName);

   103 	void OpenFileL(const RFile& aFile);

   104 	void OpenFileL(const TMMSource& aSource);

   105 	void OpenDesL(const TDesC8& aDescriptor);

   106 	void OpenUrlL(const TDesC& aUrl, TInt aIapId = KUseDefaultIap, const TDesC8& aMimeType=KNullDesC8);

   107 

   108 	// API Additions since version 7.0	

   109 	TInt Pause();

   110 	void Close();

   111 	TInt GetPosition(TTimeIntervalMicroSeconds& aPosition);

   112 	void SetPosition(const TTimeIntervalMicroSeconds& aPosition);

   113 

   114 	TInt SetPriority(TInt aPriority, TMdaPriorityPreference aPref);

   115 	TInt GetVolume(TInt& aVolume);

   116 	TInt GetNumberOfMetaDataEntries(TInt& aNumEntries);

   117 	CMMFMetaDataEntry* GetMetaDataEntryL(TInt aMetaDataIndex);

   118 	TInt SetPlayWindow(const TTimeIntervalMicroSeconds& aStart,

   119 								const TTimeIntervalMicroSeconds& aEnd);

   120 	TInt ClearPlayWindow();

   121 	TInt SetBalance(TInt aBalance = KMMFBalanceCenter);

   122 	TInt GetBalance(TInt& aBalance);

   123 	TInt GetBitRate(TUint& aBitRate);

   124 	

   125     void RegisterForAudioLoadingNotification(MAudioLoadingObserver& aLoadingObserver);

   126 

   127 	void GetAudioLoadingProgressL(TInt& aPercentageProgress);

   128 	const CMMFControllerImplementationInformation& ControllerImplementationInformationL();

   129 	

   130 	TInt CustomCommandSync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TDes8& aDataFrom);

   131 	TInt CustomCommandSync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2);

   132 	void CustomCommandAsync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TDes8& aDataFrom, TRequestStatus& aStatus);

   133 	void CustomCommandAsync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TRequestStatus& aStatus);

   134 

   135 

   136 protected:

   137 	CMMFDrmAudioPlayerUtility(MDrmAudioPlayerCallback& aCallback, TInt aActivePriority);

   138 	void DoPlay();

   139 	void RunL();

   140 	void DoCancel();

   141 

   142 private:

   143 	void ConstructL(TInt aPriority = EMdaPriorityNormal,

   144 					TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

   145 

   146 	void ConstructL(const TDesC& aFileName, 

   147 					TInt aPriority = EMdaPriorityNormal, 

   148 					TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

   149 

   150 	void ConstructL(const TDesC8& aData, 

   151 					TInt aPriority = EMdaPriorityNormal, 

   152 					TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

   153 

   154 	void ConstructReadOnlyL(const TDesC8& aData, 

   155 					TInt aPriority = EMdaPriorityNormal, 

   156 					TMdaPriorityPreference aPref = EMdaPriorityPreferenceTimeAndQuality);

   157 

   158 	void ConnectL();

   159 	

   160 	//Returns True if Destination CustomCommand needs to be blocked

   161 	TBool IsValidCustomCommandDestination(TUid aDestinationUid, const TDesC8& aParam);

   162     TBool CheckCustomInterfaceBuilderImplL(const TDesC8& aParam);

   163     

   164 	// last play window command

   165 	enum TPlayWindowCommand

   166 		{

   167 		ENone,

   168 		ESet,

   169 		EClear

   170 		};

   171 

   172 	MDrmAudioPlayerCallback& iCallback;

   173 	TDRMUtilityState iState;

   174 	TTimeIntervalMicroSeconds iDuration; // Needed because of api "Duration()" that returns a reference

   175 

   176 	

   177 	CMMFControllerImplementationInformation* iControllerImplementationInformation;

   178 	CDrm*						iDrm;

   179 	RDrmSession*				iDrmSession;

   180 	TInt						iError;

   181 	TFileName iFileName;

   182 	CBufFlat*					iMetaDataBuffer;

   183 	MAudioLoadingObserver*		iLoadingObserver;

   184 	TAsyncCallbackStatePckgBuf	iAsyncCallback;

   185 	TErrorDurationStructPckgBuf	iErrorDurationStruct;

   186 	TRequestStatus*				iRequestStatus;

   187 	TDes8*						iDataPointer;

   188 	TDRMCustomCommand			iCustomCommand;

   189 	TPckgCustomCommand			iCustomCommandPckg;

   190 

   191     struct TCustomCommands

   192        {

   193        const TMMFMessageDestinationPckg* iDestination;

   194        TInt iFunction;

   195        const TDesC8* iDataTo1;

   196        const TDesC8* iDataTo2; 

   197        const TDes8* iDataFrom;

   198 

   199        TCustomCommands(const TMMFMessageDestinationPckg& aDestination, TInt aFunction,const TDesC8& aDataTo1,const TDesC8& aDataTo2,TDes8& aDataFrom)

   200           {

   201           iDestination = &aDestination;

   202           iFunction = aFunction;

   203           iDataTo1 = &aDataTo1;

   204           iDataTo2 = &aDataTo2;

   205           iDataFrom = &aDataFrom;

   206           };

   207        };

   208      struct TCustomCommandsAsync

   209        {

   210        const TMMFMessageDestinationPckg* iDestination;

   211        TInt iFunction;

   212        const TDesC8* iDataTo1;

   213        const TDesC8* iDataTo2; 

   214        TDes8* iDataFrom;

   215        TRequestStatus* iRequestStatus;

   216 

   217        TCustomCommandsAsync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction,const TDesC8& aDataTo1,const TDesC8& aDataTo2, TDes8& aDataFrom,TRequestStatus& aStatus)

   218           {

   219           iDestination = &aDestination;

   220           iFunction = aFunction;

   221           iDataTo1 = &aDataTo1;

   222           iDataTo2 = &aDataTo2;

   223           iDataFrom = &aDataFrom;

   224           iRequestStatus = &aStatus;

   225           };

   226        };

   227      struct TCustomCommandsAsyncNoData

   228        {

   229        const TMMFMessageDestinationPckg* iDestination;

   230        TInt iFunction;

   231        const TDesC8* iDataTo1;

   232        const TDesC8* iDataTo2; 

   233        TRequestStatus* iRequestStatus;

   234 

   235        TCustomCommandsAsyncNoData(const TMMFMessageDestinationPckg& aDestination, TInt aFunction,const TDesC8& aDataTo1,const TDesC8& aDataTo2,TRequestStatus& aStatus)

   236           {

   237           iDestination = &aDestination;

   238           iFunction = aFunction;

   239           iDataTo1 = &aDataTo1;

   240           iDataTo2 = &aDataTo2;

   241           iRequestStatus = &aStatus;

   242           };

   243        };

   244 

   245     typedef TPckg<TCustomCommands> TPckgTCustomCommandStructure;

   246 	}; 

   247 

   248 #endif
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