devsound/devsoundpluginsupport/src/CustomInterfaces/sbcencoderci.h
changeset 0 40261b775718
equal deleted inserted replaced
-1:000000000000 0:40261b775718
       
     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #ifndef SBCENCODERCI_H
       
    17 #define SBCENCODERCI_H
       
    18 
       
    19 #include <e32base.h>
       
    20 #include <mmf/common/mmfipc.h>
       
    21 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS
       
    22 #include <mmf/common/mmfipcserver.h>
       
    23 #endif
       
    24 #include <mmf/server/mmfdevsoundcustominterface.h>
       
    25 #include <mmf/server/mmfdevsoundcustomcommands.h>
       
    26 #include <mmf/server/devsoundstandardcustominterfaces.h>
       
    27 #include <mmf/plugin/mmfdevsoundcustominterface.hrh>
       
    28 
       
    29 /**
       
    30  Enum to represent the methods called by this custom interface
       
    31  @internalComponent
       
    32  @prototype
       
    33  @file
       
    34  */
       
    35 enum TMMFDevSoundCISbcEncoderCommands
       
    36 	{
       
    37 	EMMFDevSoundCISbcEncoderGetSupportedSamplingFrequenciesCount = 0,
       
    38 	EMMFDevSoundCISbcEncoderGetSupportedSamplingFrequenciesArray,
       
    39 	EMMFDevSoundCISbcEncoderGetSupportedChannelModesCount,
       
    40 	EMMFDevSoundCISbcEncoderGetSupportedChannelModesArray,
       
    41 	EMMFDevSoundCISbcEncoderGetSupportedSubbandsCount,
       
    42 	EMMFDevSoundCISbcEncoderGetSupportedSubbandsArray,
       
    43 	EMMFDevSoundCISbcEncoderGetSupportedAllocationMethodsCount,
       
    44 	EMMFDevSoundCISbcEncoderGetSupportedAllocationMethodsArray,
       
    45 	EMMFDevSoundCISbcEncoderGetSupportedBlocksCount,
       
    46 	EMMFDevSoundCISbcEncoderGetSupportedBlocksArray,
       
    47 	EMMFDevSoundCISbcEncoderGetSupportedBitpoolRange,
       
    48 	EMMFDevSoundCISbcEncoderSetSamplingFrequency,
       
    49 	EMMFDevSoundCISbcEncoderSetChannelMode,
       
    50 	EMMFDevSoundCISbcEncoderSetSubbands,
       
    51 	EMMFDevSoundCISbcEncoderSetBlocks,
       
    52 	EMMFDevSoundCISbcEncoderSetAllocationMethod,
       
    53 	EMMFDevSoundCISbcEncoderSetBitpoolSize,
       
    54 	EMMFDevSoundCISbcEncoderApplyConfig,
       
    55 	EMMFDevSoundCISbcEncoderGetSamplingFrequency,	
       
    56 	EMMFDevSoundCISbcEncoderGetChannelMode,
       
    57 	EMMFDevSoundCISbcEncoderGetSubbands,
       
    58 	EMMFDevSoundCISbcEncoderGetBlocks,
       
    59 	EMMFDevSoundCISbcEncoderGetAllocationMethod,
       
    60 	EMMFDevSoundCISbcEncoderGetBitpoolSize
       
    61 	};
       
    62 
       
    63 
       
    64 /**
       
    65  CMMFSbcEncoderMux implementation of the SBC encoder custom interface pair
       
    66  @internalComponent
       
    67  @prototype
       
    68  @file
       
    69  */
       
    70 class CMMFSbcEncoderMux : public CBase,
       
    71 						  public MMMFDevSoundCustomInterfaceMuxPlugin,
       
    72 						  public MSbcEncoderIntfc
       
    73 	{
       
    74 public:
       
    75 
       
    76 	// from MMMFDevSoundCustomInterfaceMuxPlugin
       
    77 	/**
       
    78 	Attempt to open the interface.
       
    79 	@param aInterfaceId
       
    80 		   The UID of the interface to open.
       
    81 	@return One of the system wide error codes
       
    82 	*/
       
    83 	virtual TInt OpenInterface(TUid aInterfaceId);
       
    84 
       
    85 	/**
       
    86 	Equivalent to destructor.  Called to destroy plugin.
       
    87 	*/
       
    88 	virtual void Release();
       
    89 	
       
    90 	/**
       
    91 	Pass destructor key.
       
    92 	Called on construction so plugin takes responsibility to call REComSession::DestroyedImplementation()
       
    93 	@param aDestructorKey
       
    94 	       The Uid returned by REComSession::CreateImplementationL() or similar
       
    95 	*/
       
    96 	virtual void PassDestructorKey(TUid aDestructorKey);
       
    97 	
       
    98 	/**
       
    99 	Complete construction.
       
   100 	Pass additional values from the construction phase, used subsequently by the plugin.
       
   101 	@param aCustomUtility
       
   102 	       The custom interface utility used by the plugin to communicate with the remote
       
   103 		   server side DeMux plugin
       
   104 	@leave This method may leave with one of the system-wide error codes.
       
   105 	*/
       
   106 	virtual void CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility);
       
   107 
       
   108 	/** 
       
   109 	Return the custom interface
       
   110 	@param aInterfaceId
       
   111 		   The UID of the required custom interface
       
   112 	@return The custom interface supported by this plugin
       
   113 	*/
       
   114 	virtual TAny* CustomInterface(TUid aInterfaceId);
       
   115 
       
   116 	/**
       
   117 	Instantiate a CI Mux class
       
   118 	@leave This method may leave with one of the system-wide error codes.
       
   119 	@return The pointer to the new class, cast to the Mux plugin mixin
       
   120 	*/
       
   121 	static MMMFDevSoundCustomInterfaceMuxPlugin* NewL();
       
   122 
       
   123 	// from MSbcEncoderIntfc
       
   124 	/** 
       
   125 	@see MSbcEncoderIntfc
       
   126 	*/
       
   127 	virtual TInt GetSupportedSamplingFrequencies(RArray<TUint>& aSamplingFrequencies);
       
   128 
       
   129 	/** 
       
   130 	@see MSbcEncoderIntfc
       
   131 	*/
       
   132 	virtual TInt GetSupportedChannelModes(RArray<TSbcChannelMode>& aChannelModes);
       
   133 
       
   134 	/** 
       
   135 	@see MSbcEncoderIntfc
       
   136 	*/
       
   137 	virtual TInt GetSupportedNumOfSubbands(RArray<TUint>& aNumOfSubbands); 
       
   138 
       
   139 	/** 
       
   140 	@see MSbcEncoderIntfc
       
   141 	*/
       
   142 	virtual TInt GetSupportedAllocationMethods(RArray<TSbcAllocationMethod>& aAllocationMethods);
       
   143 
       
   144 	/** 
       
   145 	@see MSbcEncoderIntfc
       
   146 	*/
       
   147 	virtual TInt GetSupportedNumOfBlocks(RArray<TUint>& aNumOfBlocks);
       
   148 
       
   149 	/** 
       
   150 	@see MSbcEncoderIntfc
       
   151 	*/
       
   152 	virtual TInt GetSupportedBitpoolRange(TUint& aMinSupportedBitpoolSize, TUint& aMaxSupportedBitpoolSize);
       
   153 
       
   154 	/** 
       
   155 	@see MSbcEncoderIntfc
       
   156 	*/
       
   157 	virtual void SetSamplingFrequency(TUint aSamplingFrequency);
       
   158 
       
   159 	/** 
       
   160 	@see MSbcEncoderIntfc
       
   161 	*/	
       
   162 	virtual void SetChannelMode(TSbcChannelMode aChannelMode);
       
   163 
       
   164 	/** 
       
   165 	@see MSbcEncoderIntfc
       
   166 	*/	
       
   167 	virtual void SetNumOfSubbands(TUint aNumOfSubbands);
       
   168 
       
   169 	/** 
       
   170 	@see MSbcEncoderIntfc
       
   171 	*/	
       
   172 	virtual void SetNumOfBlocks(TUint aNumOfBlocks);
       
   173 
       
   174 	/** 
       
   175 	@see MSbcEncoderIntfc
       
   176 	*/	
       
   177 	virtual void SetAllocationMethod(TSbcAllocationMethod aAllocationMethod);
       
   178 
       
   179 	/** 
       
   180 	@see MSbcEncoderIntfc
       
   181 	*/	
       
   182 	virtual void SetBitpoolSize(TUint aBitpoolSize);
       
   183 
       
   184 	/** 
       
   185 	@see MSbcEncoderIntfc
       
   186 	*/	
       
   187 	virtual TInt ApplyConfig();
       
   188 
       
   189 	/**
       
   190 	@see MSbcEncoderIntfc
       
   191 	*/	
       
   192 	virtual TInt GetSamplingFrequency(TUint& aSamplingFrequency);
       
   193 
       
   194 	/** 
       
   195 	@see MSbcEncoderIntfc
       
   196 	*/	
       
   197 	virtual TInt GetChannelMode(TSbcChannelMode& aChannelMode);
       
   198 
       
   199 	/** 
       
   200 	@see MSbcEncoderIntfc
       
   201 	*/	
       
   202 	virtual TInt GetNumOfSubbands(TUint& aNumOfSubbands);
       
   203 
       
   204 	/** 
       
   205 	@see MSbcEncoderIntfc
       
   206 	*/	
       
   207 	virtual TInt GetNumOfBlocks(TUint& aNumOfBlocks);
       
   208 
       
   209 	/** 
       
   210 	@see MSbcEncoderIntfc
       
   211 	*/
       
   212 	virtual TInt GetAllocationMethod(TSbcAllocationMethod& aAllocationMethod);
       
   213 
       
   214 	/** 
       
   215 	@see MSbcEncoderIntfc
       
   216 	*/	
       
   217 	virtual TInt GetBitpoolSize(TUint& aBitpoolSize);
       
   218 
       
   219 protected:
       
   220 	CMMFSbcEncoderMux();
       
   221 	~CMMFSbcEncoderMux();
       
   222 
       
   223 private:
       
   224 	void DoGetTUintArrayL(RArray<TUint>& aArray, TInt aCount, TMMFDevSoundCISbcEncoderCommands aCommand);
       
   225 	void DoGetChannelModesArrayL(RArray<TSbcChannelMode>& aChannelModes, TInt aCount);
       
   226 	void DoGetAllocMethodsArrayL(RArray<TSbcAllocationMethod>& aAllocationMethods, TInt aCount);
       
   227 	void DoWriteArrayToClientL(const RMmfIpcMessage& aMessage);
       
   228 	
       
   229 protected:
       
   230 	TUid iDestructorKey;
       
   231 	TInt iRemoteHandle;
       
   232 	MMMFDevSoundCustomInterfaceMuxUtility* iUtility;
       
   233 	};
       
   234 
       
   235 /**
       
   236  CMMFSbcEncoderDeMux - DeMux side of pair
       
   237  @internalComponent
       
   238  @prototype
       
   239  @file
       
   240  */
       
   241 class CMMFSbcEncoderDeMux : public CBase,
       
   242 							public MMMFDevSoundCustomInterfaceDeMuxPlugin
       
   243 	{
       
   244 public:
       
   245 	/**
       
   246 	Instantiate a CMMFSbcEncoderDeMux class
       
   247 	@leave This method may leave with one of the system-wide error codes.
       
   248 	@return A pointer to the new class cast to the DeMux plugin mixin
       
   249 	*/
       
   250 	static MMMFDevSoundCustomInterfaceDeMuxPlugin* NewL();
       
   251 		
       
   252 	/**
       
   253 	Attempt to open the interface.
       
   254 	@param aInterfaceId
       
   255 		   The UID of the interface to open.
       
   256 	@return a handle to the remote plugin
       
   257 	*/
       
   258 	virtual TInt OpenInterface(TUid aInterfaceId);
       
   259 
       
   260 	/**
       
   261 	Equivalent to destructor.  Called to destroy plugin.
       
   262 	*/
       
   263 	virtual void Release();
       
   264 	
       
   265 	/**
       
   266 	Pass destructor key.
       
   267 	Called on construction so plugin takes responsibility to call REComSession::DestroyedImplementation()
       
   268 	@param aDestructorKey
       
   269 	       The Uid returned by REComSession::CreateImplementationL() or similar
       
   270 	*/
       
   271 	virtual void PassDestructorKey(TUid aDestructorKey);
       
   272 	
       
   273 	/**
       
   274 	Set the target of the custom interface call
       
   275 	@param aTarget
       
   276 	       The DevSound to call the custom interface on.
       
   277 	*/
       
   278 	virtual void SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget);
       
   279 	
       
   280 	/**
       
   281 	Complete construction.
       
   282 	@param aUtility
       
   283 	       The DeMux utility to use
       
   284 	@leave This method may leave with one of the system-wide error codes.
       
   285 	*/
       
   286 	virtual void CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aUtility);
       
   287 
       
   288 	/**
       
   289 	Refresh the current custom interface connections
       
   290 	@leave This method may leave with one of the system-wide error codes.
       
   291 	*/
       
   292 	virtual void RefreshL();
       
   293 
       
   294 	// from MMMFDevSoundCustomInterfaceDeMuxPlugin
       
   295 	/**
       
   296 	Open the slave
       
   297 	@param aInterface
       
   298 		   The UID of the requested interface
       
   299 	@param aPackageBuf
       
   300 		   A package of data that can be supplied for initialisation
       
   301 	@leave This method may leave with one of the system-wide error codes.
       
   302 	@return The result of the operation
       
   303 	*/
       
   304 	virtual TInt DoOpenSlaveL(TUid aInterface, const TDesC8& aPackageBuf);
       
   305 
       
   306 	/** 
       
   307 	Close the slave
       
   308 	@param aHandle
       
   309 		   The handle of the slave plugin
       
   310 	@leave This method may leave with one of the system-wide error codes.
       
   311 	*/
       
   312 	virtual void DoCloseSlaveL(TInt aHandle);
       
   313 
       
   314 	// original RMessage is supplied so that remote demux plugin can extract necessary details
       
   315 	// using DeMux utility
       
   316 
       
   317 	/**
       
   318 	Relay the synchronous custom command onto the slave
       
   319 	@param aMessage
       
   320 		   The IPC message to be sent to the slave
       
   321 	@leave This method may leave with one of the system-wide error codes.
       
   322 	@return The result of the operation
       
   323 	*/
       
   324 	virtual TInt DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage);
       
   325 
       
   326 	/**
       
   327 	Relay the synchronous custom command onto the slave and obtain a result
       
   328 	@param aMessage
       
   329 		   The IPC message to be sent to the slave
       
   330 	@leave This method may leave with one of the system-wide error codes.
       
   331 	@return The result of the operation
       
   332 	*/
       
   333 	virtual TInt DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage);
       
   334 
       
   335 	/**
       
   336 	Relay an asynchronous command onto the slave
       
   337 	@param aMessage
       
   338 		   The IPC message to be sent to the slave
       
   339 	@leave This method may leave with one of the system-wide error codes.
       
   340 	*/
       
   341 	virtual void DoSendSlaveAsyncCommandL(const RMmfIpcMessage& aMessage);
       
   342 
       
   343 	/**
       
   344 	Relay an asynchronous command onto the slave and obtain a result
       
   345 	@param aMessage
       
   346 		   The IPC message to be sent to the slave@param aMessage
       
   347 	@leave This method may leave with one of the system-wide error codes.
       
   348 	*/
       
   349 	virtual void DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& aMessage);
       
   350 
       
   351 protected:
       
   352 	~CMMFSbcEncoderDeMux();
       
   353 	CMMFSbcEncoderDeMux();
       
   354 
       
   355 	// mirrors MSbcEncoderIntfc methods.
       
   356 	TInt DoGetSupportedSamplingFrequencies (RArray<TUint>& aSamplingFrequencies );
       
   357 	TInt DoGetSupportedChannelModes (RArray<MSbcEncoderIntfc::TSbcChannelMode>& aChannelModes );
       
   358 	TInt DoGetSupportedNumOfSubbands (RArray<TUint>& aNumOfSubbands ); 
       
   359 	TInt DoGetSupportedAllocationMethods (RArray<MSbcEncoderIntfc::TSbcAllocationMethod>& aAllocationMethods );
       
   360 	TInt DoGetSupportedNumOfBlocks (RArray<TUint>& aNumOfBlocks );
       
   361 	TInt DoGetSupportedBitpoolRange (TUint& aMinSupportedBitpoolSize, TUint& aMaxSupportedBitpoolSize);
       
   362 	void DoSetSamplingFrequency (TUint aSamplingFrequency );	
       
   363 	void DoSetChannelMode (MSbcEncoderIntfc::TSbcChannelMode aChannelMode );
       
   364 	void DoSetNumOfSubbands (TUint aNumOfSubbands );
       
   365 	void DoSetNumOfBlocks (TUint aNumOfBlocks );
       
   366 	void DoSetAllocationMethod (MSbcEncoderIntfc::TSbcAllocationMethod aAllocationMethod );
       
   367 	void DoSetBitpoolSize (TUint aBitpoolSize );
       
   368 	TInt DoApplyConfig();
       
   369 	TInt DoGetSamplingFrequency (TUint& aSamplingFrequency );
       
   370 	TInt DoGetChannelMode (MSbcEncoderIntfc::TSbcChannelMode& aChannelMode );
       
   371 	TInt DoGetNumOfSubbands (TUint& aNumOfSubbands );
       
   372 	TInt DoGetNumOfBlocks (TUint& aNumOfBlocks );
       
   373 	TInt DoGetAllocationMethod (MSbcEncoderIntfc::TSbcAllocationMethod& aAllocationMethod );
       
   374 	TInt DoGetBitpoolSize (TUint& aBitpoolSize );
       
   375 	
       
   376 private:
       
   377 	void DoWriteArrayToClientL(const RMmfIpcMessage& aMessage, RArray<TUint>& aArray);
       
   378 	void DoWriteArrayToClientL(const RMmfIpcMessage& aMessage, TBool aWriteChannelModeArray);
       
   379 	
       
   380 protected:
       
   381 	MMMFDevSoundCustomInterfaceDeMuxUtility* iUtility;
       
   382 	MMMFDevSoundCustomInterfaceTarget* iTarget;
       
   383 	TUid iDestructorKey;
       
   384 	MSbcEncoderIntfc* iInterfaceSbcEncoder;
       
   385 	
       
   386 private:
       
   387 	RArray<TUint> iSamplingFrequencies;
       
   388 	RArray<TUint> iNumOfSubbands;
       
   389 	RArray<TUint> iNumOfBlocks;
       
   390 	RArray<MSbcEncoderIntfc::TSbcAllocationMethod> iAllocationMethods;
       
   391 	RArray<MSbcEncoderIntfc::TSbcChannelMode> iChannelModes;
       
   392 	};
       
   393 
       
   394 #endif // SBCENCODERCI_H