devsoundextensions/mmfcustominterfaces/SbcEncoderIntfc/SbcEncoderIntfcProxy/src/SbcEncoderIntfcProxy.cpp
changeset 0 40261b775718
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     1 /*
       
     2 * Copyright (c) 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:   Interface proxy for BT SBC Encoder configuration CI.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 // INCLUDE FILES
       
    21 #include <CustomCommandUtility.h>
       
    22 #include <CustomInterfaceUtility.h>
       
    23 #include "SbcEncoderIntfcMsgs.h"
       
    24 #include "SbcEncoderIntfcProxy.h"
       
    25 
       
    26 // EXTERNAL DATA STRUCTURES
       
    27 
       
    28 // EXTERNAL FUNCTION PROTOTYPES
       
    29 
       
    30 // CONSTANTS
       
    31 
       
    32 // MACROS
       
    33 
       
    34 // LOCAL CONSTANTS AND MACROS
       
    35 
       
    36 // MODULE DATA STRUCTURES
       
    37 
       
    38 // LOCAL FUNCTION PROTOTYPES
       
    39 
       
    40 // FORWARD DECLARATIONS
       
    41 
       
    42 // ============================= LOCAL FUNCTIONS ===============================
       
    43 
       
    44 // ============================= MEMBER FUNCTIONS ==============================
       
    45 
       
    46 /**
       
    47  * CSbcEncoderIntfcProxy::CSbcEncoderIntfcProxy
       
    48  * C++ default constructor can NOT contain any code, that might leave.
       
    49  */
       
    50 CSbcEncoderIntfcProxy::CSbcEncoderIntfcProxy(
       
    51                        TMMFMessageDestinationPckg aMessageHandler,
       
    52                        MCustomCommand& aCustomCommand,
       
    53                        CCustomInterfaceUtility* aCustomInterfaceUtility) :
       
    54 	iCustomCommand(aCustomCommand),
       
    55 	iMessageHandler(aMessageHandler),
       
    56 	iCustomInterfaceUtility(aCustomInterfaceUtility)
       
    57     {
       
    58     }
       
    59 
       
    60 /**
       
    61  * CSbcEncoderIntfcProxy::ConstructL
       
    62  * Symbian 2nd phase constructor can leave.
       
    63  */
       
    64 void CSbcEncoderIntfcProxy::ConstructL()
       
    65     {
       
    66     iHasBeenApplied = EFalse;
       
    67     }
       
    68 
       
    69 /**
       
    70  * CSbcEncoderIntfcProxy::NewL
       
    71  * Two-phased constructor.
       
    72  */
       
    73 EXPORT_C CSbcEncoderIntfcProxy* CSbcEncoderIntfcProxy::NewL(
       
    74                                TMMFMessageDestinationPckg aMessageHandler,
       
    75                                MCustomCommand& aCustomCommand,
       
    76                                CCustomInterfaceUtility* aCustomInterfaceUtility)
       
    77     {
       
    78     CSbcEncoderIntfcProxy* self = new(ELeave) CSbcEncoderIntfcProxy(
       
    79                                               aMessageHandler,
       
    80                                               aCustomCommand,
       
    81                                               aCustomInterfaceUtility);
       
    82     CleanupStack::PushL( self );
       
    83     self->ConstructL();
       
    84     CleanupStack::Pop( self );
       
    85     return self;
       
    86     }
       
    87 
       
    88 /**
       
    89  * Destructor
       
    90  */
       
    91 EXPORT_C CSbcEncoderIntfcProxy::~CSbcEncoderIntfcProxy()
       
    92     {
       
    93     iCustomInterfaceUtility->RemoveCustomInterface(iMessageHandler);
       
    94     delete iCustomInterfaceUtility;
       
    95     }
       
    96 
       
    97 /**
       
    98  * CSbcEncoderIntfcProxy::GetSupportedSamplingFrequencies
       
    99  * Returns an array of supported sampling frequencies.
       
   100  * Calls a subfunction, which sends the appropriate custom command
       
   101  * to its message handler. A subfunction is used to contain multiple
       
   102  * leaving functions in a single trap.
       
   103  * (other items were commented in a header).
       
   104  */
       
   105 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedSamplingFrequencies(
       
   106                                      RArray<TUint>&
       
   107                                      aSupportedSamplingFrequencies)
       
   108     {
       
   109     TRAPD(status,
       
   110           GetSupportedSamplingFrequenciesL(aSupportedSamplingFrequencies));
       
   111     return status;
       
   112     }
       
   113 
       
   114 /**
       
   115  * CSbcEncoderIntfcProxy::GetSupportedSamplingFrequenciesL
       
   116  * Returns an array of supported sampling frequencies.
       
   117  * Sends the custom command for this function to its message handler. This
       
   118  * requires two commands. The first is a request for the number of supported
       
   119  * sampling frequencies. A buffer is allocated locally to hold this number of
       
   120  * frequencies that will be returned. A pointer to this buffer is sent with the
       
   121  * next command, which is a request for the frequencies. This buffer will be
       
   122  * filled with the frequency values. These values are then copied into the
       
   123  * array provided to this function and the local buffer is deleted.
       
   124  * (other items were commented in a header).
       
   125  */
       
   126 void CSbcEncoderIntfcProxy::GetSupportedSamplingFrequenciesL(
       
   127                             RArray<TUint>& aSupportedSamplingFrequencies)
       
   128     {
       
   129 	aSupportedSamplingFrequencies.Reset();
       
   130 
       
   131 	TPckgBuf<TUint> pckgBuf;
       
   132 	User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   133                        iMessageHandler,
       
   134                        ESbceimGetNumOfSupportedSamplingFrequencies,
       
   135                        KNullDesC8,
       
   136                        KNullDesC8,
       
   137                        pckgBuf));
       
   138 
       
   139     HBufC8* buf = HBufC8::NewLC(pckgBuf() * sizeof(TUint));
       
   140     TPtr8 ptr = buf->Des();
       
   141 
       
   142     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   143                        iMessageHandler,
       
   144                        ESbceimGetSupportedSamplingFrequencies,
       
   145                        KNullDesC8,
       
   146                        KNullDesC8,
       
   147                        ptr));
       
   148 
       
   149     PopulateArrayL(aSupportedSamplingFrequencies, ptr, pckgBuf());
       
   150    	CleanupStack::PopAndDestroy(buf);
       
   151     }
       
   152 
       
   153 /**
       
   154  * CSbcEncoderIntfcProxy::GetSupportedChannelModes
       
   155  * Returns an array of supported channel modes.
       
   156  * Calls a  subfunction which sends the appropriate custom command to its
       
   157  * message handler. A subfunction is used to contain multiple leaving
       
   158  * functions for a single trap.
       
   159  * (other items were commented in a header).
       
   160  */
       
   161 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedChannelModes(
       
   162                                      RArray<TSbcChannelMode>&
       
   163                                      aSupportedChannelModes)
       
   164     {
       
   165     TRAPD(status, GetSupportedChannelModesL(aSupportedChannelModes));
       
   166     return status;
       
   167     }
       
   168 
       
   169 /**
       
   170  * CSbcEncoderIntfcProxy::GetSupportedChannelModesL
       
   171  * Returns an array of supported channel modes.
       
   172  * Sends the custom command for this function to its message handler. This
       
   173  * requires two commands. The first is a request for the number of supported
       
   174  * channel modes. A buffer is allocated locally to hold this number of channel
       
   175  * modes that will be returned. A pointer to this buffer is sent with the next
       
   176  * command, which is a request for the channel modes. This buffer will be
       
   177  * filled with the frequency values. These values are then copied into the array
       
   178  * provided to this function and the local buffer is deleted.
       
   179  * (other items were commented in a header).
       
   180  */
       
   181 void CSbcEncoderIntfcProxy::GetSupportedChannelModesL(
       
   182                             RArray<TSbcChannelMode>& aSupportedChannelModes)
       
   183     {
       
   184 	aSupportedChannelModes.Reset();
       
   185 
       
   186 	TPckgBuf<TSbcChannelMode> pckgBuf;
       
   187 	User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   188                                       iMessageHandler,
       
   189                                       ESbceimGetNumOfSupportedChannelModes,
       
   190                                       KNullDesC8,
       
   191                                       KNullDesC8,
       
   192                                       pckgBuf));
       
   193 
       
   194     HBufC8* buf = HBufC8::NewLC(pckgBuf() * sizeof(TUint));
       
   195     TPtr8 ptr = buf->Des();
       
   196     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   197                                       iMessageHandler,
       
   198                                       ESbceimGetSupportedChannelModes,
       
   199                                       KNullDesC8,
       
   200                                       KNullDesC8,
       
   201                                       ptr));
       
   202 
       
   203    	RDesReadStream stream(ptr);
       
   204     CleanupClosePushL(stream);
       
   205 
       
   206    	for (TInt i = 0; i < pckgBuf(); i++)
       
   207       	{
       
   208    		aSupportedChannelModes.Append(
       
   209    		    static_cast<TSbcChannelMode>(stream.ReadUint32L()));
       
   210    		}
       
   211 
       
   212    	CleanupStack::PopAndDestroy(&stream);
       
   213    	CleanupStack::PopAndDestroy(buf);
       
   214     }
       
   215 
       
   216 /**
       
   217  * CSbcEncoderIntfcProxy::GetSupportedNumOfBlocks
       
   218  * Returns an array of supported blocks.
       
   219  * Calls a subfunction, which sends the appropriate custom command to its
       
   220  * message handler. A subfunction is used to contain multiple leaving functions
       
   221  * for a single trap.
       
   222  * (other items were commented in a header).
       
   223  */
       
   224 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedNumOfBlocks(
       
   225 		                             RArray<TUint>& aSupportedNumOfBlocks)
       
   226     {
       
   227     TRAPD(status, GetSupportedNumOfBlocksL(aSupportedNumOfBlocks));
       
   228     return status;
       
   229     }
       
   230 
       
   231 /**
       
   232  * CSbcEncoderIntfcProxy::GetSupportedNumOfBlocks
       
   233  * Returns an array of supported blocks.
       
   234  * Sends the custom command for this function to its message handler. This
       
   235  * requires two commands. The first is a request for the number of supported
       
   236  * blocks. A buffer is allocated locally to hold this number of blocks that
       
   237  * will be returned. A pointer to this buffer is then sent with the next
       
   238  * command, which is a request for the blocks. This buffer will be filled
       
   239  * with the block values. These values are then copied into the array provided
       
   240  * to this function and the local buffer is deleted.
       
   241  * (other items were commented in a header).
       
   242  */
       
   243 void CSbcEncoderIntfcProxy::GetSupportedNumOfBlocksL(
       
   244 		                    RArray<TUint>& aSupportedNumOfBlocks)
       
   245     {
       
   246 	aSupportedNumOfBlocks.Reset();
       
   247 
       
   248 	TPckgBuf<TUint> pckgBuf;
       
   249 	User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   250                                       iMessageHandler,
       
   251                                       ESbceimGetNumOfSupportedBlocks,
       
   252                                       KNullDesC8,
       
   253                                       KNullDesC8,
       
   254                                       pckgBuf));
       
   255 
       
   256     HBufC8* buf = HBufC8::NewLC(pckgBuf() * sizeof(TUint));
       
   257     TPtr8 ptr = buf->Des();
       
   258     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   259                                       iMessageHandler,
       
   260                                       ESbceimGetSupportedBlocks,
       
   261                                       KNullDesC8,
       
   262                                       KNullDesC8,
       
   263                                       ptr));
       
   264 
       
   265     PopulateArrayL(aSupportedNumOfBlocks, ptr, pckgBuf());
       
   266    	CleanupStack::PopAndDestroy(buf);
       
   267     }
       
   268 
       
   269 /**
       
   270  * CSbcEncoderIntfcProxy::GetSupportedNumOfSubbands
       
   271  * Returns an array of supported subbands.
       
   272  * Calls a  subfunction which sends the appropriate custom command to its
       
   273  * message handler. A subfunction is used to contain multiple leaving functions
       
   274  * for a single trap.
       
   275  * (other items were commented in a header).
       
   276  */
       
   277 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedNumOfSubbands(
       
   278                                      RArray<TUint>& aSupportedNumOfSubbands)
       
   279     {
       
   280     TRAPD(status, GetSupportedNumOfSubbandsL(aSupportedNumOfSubbands));
       
   281     return status;
       
   282     }
       
   283 
       
   284 /**
       
   285  * CSbcEncoderIntfcProxy::GetSupportedNumOfSubbandsL
       
   286  * Returns an array of supported subbands.
       
   287  * Sends the custom command for this function to its message handler. This
       
   288  * requires two commands. The first is a request for the number of supported
       
   289  * subbands. A buffer is allocated locally to hold this number of subbands that
       
   290  * will be returned. A pointer to this buffer is sent with the next command,
       
   291  * which is a request for the subbands. This buffer will be filled with the
       
   292  * subband values. These values are then copied into the array provided to this
       
   293  * function and the local buffer is deleted.
       
   294  * (other items were commented in a header).
       
   295  */
       
   296 void CSbcEncoderIntfcProxy::GetSupportedNumOfSubbandsL(
       
   297                             RArray<TUint>& aSupportedNumOfSubbands)
       
   298     {
       
   299 	aSupportedNumOfSubbands.Reset();
       
   300 
       
   301 	TPckgBuf<TUint> pckgBuf;
       
   302 	User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   303                                       iMessageHandler,
       
   304                                       ESbceimGetNumOfSupportedNumOfSubbands,
       
   305                                       KNullDesC8,
       
   306                                       KNullDesC8,
       
   307                                       pckgBuf));
       
   308 
       
   309     HBufC8* buf = HBufC8::NewLC(pckgBuf() * sizeof(TUint));
       
   310     TPtr8 ptr = buf->Des();
       
   311     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   312                                       iMessageHandler,
       
   313                                       ESbceimGetSupportedNumOfSubbands,
       
   314                                       KNullDesC8,
       
   315                                       KNullDesC8,
       
   316                                       ptr));
       
   317 
       
   318     PopulateArrayL(aSupportedNumOfSubbands, ptr, pckgBuf());
       
   319    	CleanupStack::PopAndDestroy(buf);
       
   320     }
       
   321 
       
   322 /**
       
   323  * CSbcEncoderIntfcProxy::GetSupportedAllocationMethods
       
   324  * Returns an array of supported allocation methods.
       
   325  * Calls a  subfunction which sends the appropriate custom command to its
       
   326  * message handler. A subfunction is used to contain multiple leaving
       
   327  * functions for a single trap.
       
   328  * (other items were commented in a header).
       
   329  */
       
   330 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedAllocationMethods(
       
   331                                      RArray<TSbcAllocationMethod>&
       
   332                                      aSupportedAllocationMethods)
       
   333     {
       
   334     TRAPD(status, GetSupportedAllocationMethodsL(aSupportedAllocationMethods));
       
   335     return status;
       
   336     }
       
   337 
       
   338 /**
       
   339  * CSbcEncoderIntfcProxy::GetSupportedAllocationMethodsL
       
   340  * Returns an array of supported allocation methods.
       
   341  * Sends the custom command for this function to its message handler. This
       
   342  * requires two commands. The first is a request for the number of supported
       
   343  * allocation methods. A buffer is allocated locally to hold this number of
       
   344  * allocation methods that will be returned. A pointer to this buffer is sent
       
   345  * with the next command which is a request for the allocation methods. This
       
   346  * buffer will be filled with the allocation method values. These values are
       
   347  * then copied into the array provided to this function and the local buffer
       
   348  * is deleted.
       
   349  * (other items were commented in a header).
       
   350  */
       
   351 void CSbcEncoderIntfcProxy::GetSupportedAllocationMethodsL(
       
   352                             RArray<TSbcAllocationMethod>&
       
   353                             aSupportedAllocationMethods)
       
   354     {
       
   355 	aSupportedAllocationMethods.Reset();
       
   356 
       
   357 	TPckgBuf<TSbcAllocationMethod> pckgBuf;
       
   358 	User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   359                                       iMessageHandler,
       
   360                                       ESbceimGetNumOfSupportedAllocationMethods,
       
   361                                       KNullDesC8,
       
   362                                       KNullDesC8,
       
   363                                       pckgBuf));
       
   364 
       
   365     HBufC8* buf = HBufC8::NewLC(pckgBuf() * sizeof(TUint));
       
   366     TPtr8 ptr = buf->Des();
       
   367     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   368                                       iMessageHandler,
       
   369                                       ESbceimGetSupportedAllocationMethods,
       
   370                                       KNullDesC8,
       
   371                                       KNullDesC8,
       
   372                                       ptr));
       
   373 
       
   374    	RDesReadStream stream(ptr);
       
   375     CleanupClosePushL(stream);
       
   376 
       
   377    	for (TInt i = 0; i < pckgBuf(); i++)
       
   378       	{
       
   379    		aSupportedAllocationMethods.Append(
       
   380    		            static_cast<TSbcAllocationMethod>(stream.ReadUint32L()));
       
   381    		}
       
   382 
       
   383    	CleanupStack::PopAndDestroy(&stream);
       
   384    	CleanupStack::PopAndDestroy(buf);
       
   385     }
       
   386 
       
   387 /**
       
   388  * CSbcEncoderIntfcProxy::GetSupportedBitpoolRange
       
   389  * Returns supported bitpool range.
       
   390  * Calls a subfunction which sends the appropriate custom command to its
       
   391  * message handler. A subfunction is used to contain multiple leaving
       
   392  * functions for a single trap.
       
   393  * (other items were commented in a header).
       
   394  */
       
   395 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSupportedBitpoolRange(
       
   396         		                     TUint& aMinSupportedBitpoolSize,
       
   397         		                     TUint& aMaxSupportedBitpoolSize)
       
   398     {
       
   399     TRAPD(status, GetSupportedBitpoolRangeL(aMinSupportedBitpoolSize,
       
   400                                             aMaxSupportedBitpoolSize));
       
   401     return status;
       
   402     }
       
   403 
       
   404 /**
       
   405  * CSbcEncoderIntfcProxy::GetSupportedBitpoolRangeL
       
   406  * Returns an array of supported bitpool range.
       
   407  * Sends the custom command for this function to its message handler with TUint
       
   408  * type arguments that will be filled with the bitpool min and max values.
       
   409  * (other items were commented in a header).
       
   410  */
       
   411 void CSbcEncoderIntfcProxy::GetSupportedBitpoolRangeL(
       
   412                             TUint& aMinSupportedBitpoolSize,
       
   413 		                    TUint& aMaxSupportedBitpoolSize)
       
   414     {
       
   415     TSbcEncoderBitpoolRange bitPoolRange;
       
   416     bitPoolRange.iMinSupportedBitpoolSize = 0;
       
   417     bitPoolRange.iMaxSupportedBitpoolSize = 0;
       
   418 
       
   419 	TPckgBuf<TSbcEncoderBitpoolRange> pckgBuf(bitPoolRange);
       
   420     User::LeaveIfError(iCustomCommand.CustomCommandSync(
       
   421                                       iMessageHandler,
       
   422                                       ESbceimGetSupportedBitpoolRange,
       
   423                                       KNullDesC8,
       
   424                                       KNullDesC8,
       
   425                                       pckgBuf));
       
   426 
       
   427     aMinSupportedBitpoolSize = pckgBuf().iMinSupportedBitpoolSize;
       
   428     aMaxSupportedBitpoolSize = pckgBuf().iMaxSupportedBitpoolSize;
       
   429     }
       
   430 
       
   431 /*
       
   432  * CSbcEncoderIntfcProxy::ApplyConfig
       
   433  * Commits encoder configuration settings configured by callas to Set() APIs.
       
   434  * Sends the custom command for this function to its message handler.
       
   435  * New settings will not take effect until ApplyConfig() is called.
       
   436  * (other items were commented in a header).
       
   437  */
       
   438 EXPORT_C TInt CSbcEncoderIntfcProxy::ApplyConfig()
       
   439     {
       
   440     TInt status = KErrNone;
       
   441 
       
   442     if (!iHasBeenApplied)
       
   443         {
       
   444         if (!iSbcEncConf.iSamplingFrequencySet ||
       
   445         	!iSbcEncConf.iChannelModeSet ||
       
   446         	!iSbcEncConf.iNumOfSubbandsSet ||
       
   447         	!iSbcEncConf.iNumOfBlocksSet ||
       
   448         	!iSbcEncConf.iAllocationMethodSet ||
       
   449         	!iSbcEncConf.iBitpoolSizeSet)
       
   450             {
       
   451             status = KErrArgument;
       
   452             }
       
   453         }
       
   454 
       
   455     if (status == KErrNone)
       
   456         {
       
   457         TSbcEncoderConfig sbcEncoderConfig;
       
   458 
       
   459     	sbcEncoderConfig.iSamplingFrequency = iSbcEncConf.iSamplingFrequency;
       
   460     	sbcEncoderConfig.iChannelMode       = iSbcEncConf.iChannelMode;
       
   461     	sbcEncoderConfig.iNumOfSubbands     = iSbcEncConf.iNumOfSubbands;
       
   462     	sbcEncoderConfig.iNumOfBlocks       = iSbcEncConf.iNumOfBlocks;
       
   463     	sbcEncoderConfig.iAllocationMethod  = iSbcEncConf.iAllocationMethod;
       
   464     	sbcEncoderConfig.iBitpoolSize       = iSbcEncConf.iBitpoolSize;
       
   465 
       
   466     	TPckgBuf<TSbcEncoderConfig> pckgBuf(sbcEncoderConfig);
       
   467     	status = iCustomCommand.CustomCommandSync(iMessageHandler,
       
   468     	                                          ESbceimApplyConfig,
       
   469     	                                          pckgBuf,
       
   470     	                                          KNullDesC8);
       
   471     	if (status == KErrNone)
       
   472     		{
       
   473     		iSbcEncConfCurrent = iSbcEncConf;
       
   474     		iHasBeenApplied = ETrue;
       
   475     		}
       
   476         }
       
   477 
       
   478 	return status;
       
   479     }
       
   480 
       
   481 /**
       
   482  * CSbcEncoderIntfcProxy::SetSamplingFrequency
       
   483  * Saves locally requested sampling frequency.
       
   484  * Change does not apply to the encoder until ApplyConfig() is called.
       
   485  * (other items were commented in a header).
       
   486  */
       
   487 EXPORT_C void CSbcEncoderIntfcProxy::SetSamplingFrequency(
       
   488                                      TUint aSamplingFrequency)
       
   489     {
       
   490     iSbcEncConf.iSamplingFrequency = aSamplingFrequency;
       
   491     iSbcEncConf.iSamplingFrequencySet = ETrue;
       
   492     }
       
   493 
       
   494 /**
       
   495  * CSbcEncoderIntfcProxy::GetSamplingFrequency
       
   496  * Returns current sampling frequency commited by call to ApplyConfig().
       
   497  * (other items were commented in a header).
       
   498  */
       
   499 EXPORT_C TInt CSbcEncoderIntfcProxy::GetSamplingFrequency(
       
   500                                      TUint& aSamplingFrequency)
       
   501     {
       
   502     TInt status = KErrNone;
       
   503 
       
   504     if (iHasBeenApplied)
       
   505         {
       
   506         aSamplingFrequency = iSbcEncConfCurrent.iSamplingFrequency;
       
   507         }
       
   508     else
       
   509         {
       
   510         status = KErrArgument;
       
   511         }
       
   512 
       
   513     return status;
       
   514     }
       
   515 
       
   516 /**
       
   517  * CSbcEncoderIntfcProxy::SetChannelMode
       
   518  * Saves locally requested channel mode.
       
   519  * Change does not apply to the encoder until ApplyConfig() is called.
       
   520  * (other items were commented in a header).
       
   521  */
       
   522 EXPORT_C void CSbcEncoderIntfcProxy::SetChannelMode(
       
   523                                      TSbcChannelMode aChannelMode)
       
   524     {
       
   525     iSbcEncConf.iChannelMode = aChannelMode;
       
   526     iSbcEncConf.iChannelModeSet = ETrue;
       
   527     }
       
   528 
       
   529 /**
       
   530  * CSbcEncoderIntfcProxy::GetChannelMode
       
   531  * Returns current channel mode commited by call to ApplyConfig().
       
   532  * (other items were commented in a header).
       
   533  */
       
   534 EXPORT_C TInt CSbcEncoderIntfcProxy::GetChannelMode(
       
   535                                      TSbcChannelMode& aChannelMode)
       
   536     {
       
   537     TInt status = KErrNone;
       
   538 
       
   539     if (iHasBeenApplied)
       
   540         {
       
   541         aChannelMode = iSbcEncConfCurrent.iChannelMode;
       
   542         }
       
   543     else
       
   544         {
       
   545         status = KErrArgument;
       
   546         }
       
   547 
       
   548     return status;
       
   549     }
       
   550 
       
   551 /**
       
   552  * CSbcEncoderIntfcProxy::SetNumOfSubbands
       
   553  * Saves locally requested number of subbands.
       
   554  * Change does not apply to the encoder until ApplyConfig() is called.
       
   555  * (other items were commented in a header).
       
   556  */
       
   557 EXPORT_C void CSbcEncoderIntfcProxy::SetNumOfSubbands(TUint aNumOfSubbands)
       
   558     {
       
   559     iSbcEncConf.iNumOfSubbands = aNumOfSubbands;
       
   560     iSbcEncConf.iNumOfSubbandsSet = ETrue;
       
   561     }
       
   562 
       
   563 /**
       
   564  * CSbcEncoderIntfcProxy::GetNumOfSubbands
       
   565  * Returns current number of subbands commited by call to ApplyConfig().
       
   566  * (other items were commented in a header).
       
   567  */
       
   568 EXPORT_C TInt CSbcEncoderIntfcProxy::GetNumOfSubbands(TUint& aNumOfSubbands)
       
   569     {
       
   570     TInt status = KErrNone;
       
   571 
       
   572     if (iHasBeenApplied)
       
   573         {
       
   574         aNumOfSubbands = iSbcEncConfCurrent.iNumOfSubbands;
       
   575         }
       
   576     else
       
   577         {
       
   578         status = KErrArgument;
       
   579         }
       
   580 
       
   581     return status;
       
   582     }
       
   583 
       
   584 /**
       
   585  * CSbcEncoderIntfcProxy::SetNumOfBlocks
       
   586  * Saves locally requested number of blocks.
       
   587  * Change does not apply to the encoder until ApplyConfig() is called.
       
   588  * (other items were commented in a header).
       
   589  */
       
   590 EXPORT_C void CSbcEncoderIntfcProxy::SetNumOfBlocks(TUint aNumOfBlocks)
       
   591     {
       
   592     iSbcEncConf.iNumOfBlocks = aNumOfBlocks;
       
   593     iSbcEncConf.iNumOfBlocksSet = ETrue;
       
   594     }
       
   595 
       
   596 /**
       
   597  * CSbcEncoderIntfcProxy::GetNumOfBlocks
       
   598  * Returns current number of blocks commited by call to ApplyConfig().
       
   599  * (other items were commented in a header).
       
   600  */
       
   601 EXPORT_C TInt CSbcEncoderIntfcProxy::GetNumOfBlocks(TUint& aNumOfBlocks)
       
   602     {
       
   603     TInt status = KErrNone;
       
   604 
       
   605     if (iHasBeenApplied)
       
   606         {
       
   607         aNumOfBlocks = iSbcEncConfCurrent.iNumOfBlocks;
       
   608         }
       
   609     else
       
   610         {
       
   611         status = KErrArgument;
       
   612         }
       
   613 
       
   614     return status;
       
   615     }
       
   616 
       
   617 /**
       
   618  * CSbcEncoderIntfcProxy::SetAllocationMethod
       
   619  * Saves locally requested allocation method.
       
   620  * Change does not apply to the encoder until ApplyConfig() is called.
       
   621  * (other items were commented in a header).
       
   622  */
       
   623 EXPORT_C void CSbcEncoderIntfcProxy::SetAllocationMethod(
       
   624                                      TSbcAllocationMethod aAllocationMethod)
       
   625     {
       
   626     iSbcEncConf.iAllocationMethod = aAllocationMethod;
       
   627     iSbcEncConf.iAllocationMethodSet = ETrue;
       
   628     }
       
   629 
       
   630 /**
       
   631  * CSbcEncoderIntfcProxy::GetAllocationMethod
       
   632  * Returns current allocation method commited by call to ApplyConfig().
       
   633  * (other items were commented in a header).
       
   634  */
       
   635 EXPORT_C TInt CSbcEncoderIntfcProxy::GetAllocationMethod(
       
   636                                      TSbcAllocationMethod& aAllocationMethod)
       
   637     {
       
   638     TInt status = KErrNone;
       
   639 
       
   640     if (iHasBeenApplied)
       
   641         {
       
   642         aAllocationMethod = iSbcEncConfCurrent.iAllocationMethod;
       
   643         }
       
   644     else
       
   645         {
       
   646         status = KErrArgument;
       
   647         }
       
   648 
       
   649     return status;
       
   650     }
       
   651 
       
   652 /**
       
   653  * CSbcEncoderIntfcProxy::SetBitpoolSize
       
   654  * Saves locally requested bitpool range.
       
   655  * Change does not apply to the encoder until ApplyConfig() is called.
       
   656  * (other items were commented in a header).
       
   657  */
       
   658 EXPORT_C void CSbcEncoderIntfcProxy::SetBitpoolSize(TUint aBitpoolSize)
       
   659     {
       
   660     iSbcEncConf.iBitpoolSize = aBitpoolSize;
       
   661     iSbcEncConf.iBitpoolSizeSet = ETrue;
       
   662     }
       
   663 
       
   664 /**
       
   665  * CSbcEncoderIntfcProxy::GetBitpoolSize
       
   666  * Returns current bitpool range commited by call to ApplyConfig().
       
   667  * (other items were commented in a header).
       
   668  */
       
   669 EXPORT_C TInt CSbcEncoderIntfcProxy::GetBitpoolSize(TUint& aBitpoolSize)
       
   670     {
       
   671     TInt status = KErrNone;
       
   672 
       
   673     if (iHasBeenApplied)
       
   674         {
       
   675         aBitpoolSize = iSbcEncConfCurrent.iBitpoolSize;
       
   676         }
       
   677     else
       
   678         {
       
   679         status = KErrArgument;
       
   680         }
       
   681 
       
   682     return status;
       
   683     }
       
   684 
       
   685 /**
       
   686  * CSbcEncoderIntfcProxy::PopulateArrayL
       
   687  * Utility method that reads stream from 8-bit descriptor, converts it
       
   688  * to TUint data items and then copies them to the aArray.
       
   689  * (other items were commented in a header).
       
   690  */
       
   691 void CSbcEncoderIntfcProxy::PopulateArrayL(RArray<TUint>& aArray,
       
   692                                            TPtr8 aPtr,
       
   693                                            TUint aCount)
       
   694     {
       
   695    	RDesReadStream stream(aPtr);
       
   696     CleanupClosePushL(stream);
       
   697 
       
   698    	for (TInt i = 0; i < aCount; i++)
       
   699       	{
       
   700    		aArray.Append(stream.ReadUint32L());
       
   701    		}
       
   702 
       
   703    	CleanupStack::PopAndDestroy(&stream);
       
   704     }
       
   705 
       
   706 // ========================== OTHER EXPORTED FUNCTIONS =========================
       
   707 
       
   708 // End of File