khronosfws/openmax_al/src/mmf_adaptation/cmmfradiobackendengine.cpp
changeset 31 8dfd592727cb
child 28 ebf79c79991a
equal deleted inserted replaced
22:128eb6a32b84 31:8dfd592727cb
       
     1 /*
       
     2 * Copyright (c) 2009 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:
       
    15 *
       
    16 */
       
    17 
       
    18 #include "cmmfradiobackendengine.h"
       
    19 
       
    20 extern "C" {
       
    21 #include "xaradioitfadaptation.h"
       
    22 #include "xanokiavolumeextitfadaptationmmf.h"
       
    23 #include "xanokialinearvolumeitfadaptationmmf.h"
       
    24 #include "xaplayitfadaptationmmf.h"
       
    25 }
       
    26 
       
    27 CMMFRadioBackendEngine *CMMFRadioBackendEngine::s_instance = 0;
       
    28 
       
    29 CMMFRadioBackendEngine* CMMFRadioBackendEngine::Instance()
       
    30 {
       
    31 	if (!s_instance)
       
    32 	{	
       
    33 		s_instance = new CMMFRadioBackendEngine();
       
    34 		s_instance->ConstructL();
       
    35 	}
       
    36 	return s_instance;
       
    37 }
       
    38 
       
    39 void CMMFRadioBackendEngine::DeleteInstance()
       
    40 {
       
    41 	if (iFmTunerUtility)
       
    42   {
       
    43   	iFmTunerUtility->Close();
       
    44   	iFmTunerUtility = NULL;
       
    45   }	
       
    46   if (iPlayerUtility)
       
    47   {
       
    48   	iPlayerUtility->Close();
       
    49   	iPlayerUtility = NULL;
       
    50   }
       
    51   
       
    52   if (iRadioUtility)
       
    53   {
       
    54 		delete iRadioUtility;
       
    55 		iRadioUtility = NULL;
       
    56 	}
       
    57 		
       
    58 }
       
    59 
       
    60 CMMFRadioBackendEngine::~CMMFRadioBackendEngine()
       
    61 {
       
    62 }
       
    63     
       
    64 CMMFRadioBackendEngine::CMMFRadioBackendEngine()
       
    65 {
       
    66 	
       
    67 }
       
    68 
       
    69 void CMMFRadioBackendEngine::ConstructL()
       
    70 {
       
    71 	iAutoFlag = ETrue;
       
    72 		
       
    73  	iRadioUtility = CRadioUtility::NewL( ETrue );
       
    74  	iFmTunerUtility = &iRadioUtility->RadioFmTunerUtilityL( *this );
       
    75  	iFmTunerUtility->EnableTunerInOfflineMode( ETrue );
       
    76  	iFmTunerUtility->RequestTunerControl();   
       
    77     
       
    78  	iPlayerUtility = &iRadioUtility->RadioPlayerUtilityL( *this );    
       
    79  	 
       
    80 }
       
    81 void CMMFRadioBackendEngine::StationSeek(XAboolean aUpwards)
       
    82 {
       
    83 	if (iFmTunerUtility)
       
    84  	{
       
    85   	iFmTunerUtility->StationSeek(aUpwards);
       
    86  	}	
       
    87 }
       
    88 
       
    89 void CMMFRadioBackendEngine::SetFrequency(TInt aFreq)
       
    90 {
       
    91   DEBUG_API_A1("CMMFRadioBackendEngine::SetFrequency: %d", aFreq);	
       
    92 	if (iFmTunerUtility)
       
    93  	{
       
    94   	iFmTunerUtility->SetFrequency(aFreq);
       
    95  	}	
       
    96 }
       
    97 
       
    98 TInt CMMFRadioBackendEngine::GetFrequency(TInt& aFreq)
       
    99 {
       
   100   DEBUG_API("CMMFRadioBackendEngine::GetFrequency");	
       
   101 	TInt ret = KErrNotFound;
       
   102 	if (iFmTunerUtility)
       
   103 	{
       
   104   	ret = iFmTunerUtility->GetFrequency(aFreq);
       
   105  	}	
       
   106   DEBUG_API_A1("CMMFRadioBackendEngine::GetFrequency RET: %d", ret);	 
       
   107 //  RDebug::Print(_L("CMMFRadioBackendEngine::GetFrequency RET: %d"), ret);	 
       
   108  	return ret; 	
       
   109 }
       
   110 
       
   111 TInt CMMFRadioBackendEngine::GetSignalStrength(TInt& aSignalStrength)
       
   112 {
       
   113 	TInt ret = KErrNotFound;
       
   114  	if (iFmTunerUtility)
       
   115 	{
       
   116   	ret = iFmTunerUtility->GetSignalStrength(aSignalStrength);
       
   117  	}	
       
   118   DEBUG_API_A1("CMMFRadioBackendEngine::GetSignalStrength RET: %d", ret);	
       
   119 //  RDebug::Print(_L("CMMFRadioBackendEngine::GetSignalStrength RET: %d"), ret);	    	
       
   120 	return ret;
       
   121 }
       
   122 
       
   123 void CMMFRadioBackendEngine::CancelSetFrequency()
       
   124 {
       
   125 	if (iFmTunerUtility)
       
   126  	{
       
   127  		iFmTunerUtility->CancelSetFrequency();
       
   128  	}	
       
   129 }
       
   130 
       
   131 void CMMFRadioBackendEngine::CancelStationSeek()
       
   132 {
       
   133 	if (iFmTunerUtility)
       
   134  	{
       
   135  		iFmTunerUtility->CancelStationSeek();
       
   136  	}	
       
   137 }
       
   138 
       
   139 void CMMFRadioBackendEngine::SetFreqRange(TFmRadioFrequencyRange aRange)
       
   140 {
       
   141 	if (iFmTunerUtility)
       
   142  	{
       
   143  		iFmTunerUtility->SetFrequencyRange(aRange);
       
   144  	}	
       
   145 }
       
   146 
       
   147 TInt CMMFRadioBackendEngine::GetFreqRange(TFmRadioFrequencyRange& aRange)
       
   148 {
       
   149 	TInt ret = KErrNotFound;
       
   150 	TInt minFreq = 0;
       
   151 	TInt maxFreq = 0;
       
   152 		
       
   153  	if (iFmTunerUtility)
       
   154  	{
       
   155  		ret = iFmTunerUtility->GetFrequencyRange((TFmRadioFrequencyRange&)aRange, (TInt&)minFreq, (TInt&)maxFreq);
       
   156  	}	
       
   157   DEBUG_API_A1("CMMFRadioBackendEngine::GetFreqRange RET: %d", ret);	 
       
   158 //  RDebug::Print(_L("CMMFRadioBackendEngine::GetFreqRange RET: %d"), ret);	   	
       
   159   return ret;
       
   160 }
       
   161 
       
   162 TInt CMMFRadioBackendEngine::GetFreqRangeProperties(TFmRadioFrequencyRange& aRange, TInt& aMinFreq, TInt& aMaxFreq)
       
   163 {
       
   164 	TInt ret = KErrNotFound;
       
   165 		
       
   166 	if (iFmTunerUtility)
       
   167  	{
       
   168   	ret = iFmTunerUtility->GetFrequencyRange((TFmRadioFrequencyRange&)aRange, (TInt&)aMinFreq, (TInt&)aMaxFreq);
       
   169  	}	
       
   170   DEBUG_API_A1("CMMFRadioBackendEngine::GetFreqRangeProperties RET: %d", ret);	 	
       
   171 //  RDebug::Print(_L("CMMFRadioBackendEngine::GetFreqRangeProperties RET: %d"), ret);	   
       
   172   return ret;
       
   173 }
       
   174 TInt CMMFRadioBackendEngine::GetMaxVolume(TInt& aMaxVol)
       
   175 {
       
   176 	TInt ret = KErrNotFound;
       
   177 
       
   178 	if (iPlayerUtility)
       
   179 	{
       
   180 		ret = iPlayerUtility->GetMaxVolume(aMaxVol);
       
   181 	}		 
       
   182   return ret;
       
   183 }
       
   184 
       
   185 TInt CMMFRadioBackendEngine::SetVolume(TInt aVol)
       
   186 {
       
   187 	TInt ret = KErrNotFound; 
       
   188 
       
   189 	if (iPlayerUtility)
       
   190 	{
       
   191 		ret = iPlayerUtility->SetVolume(aVol);
       
   192 	}		 
       
   193   return ret;
       
   194 }
       
   195 
       
   196 TInt CMMFRadioBackendEngine::SetMute(XAboolean aMute)
       
   197 {
       
   198 	TInt ret = KErrNotFound;
       
   199 
       
   200 	if (iPlayerUtility)
       
   201 	{
       
   202 		ret = iPlayerUtility->Mute(aMute);
       
   203 	}		
       
   204   return ret;
       
   205 }
       
   206 
       
   207 TInt CMMFRadioBackendEngine::GetVolume(TInt& aVol)
       
   208 {
       
   209 	TInt ret = KErrNotFound;
       
   210 
       
   211 	if (iPlayerUtility)
       
   212 	{
       
   213 		ret = iPlayerUtility->GetVolume(aVol);
       
   214 	}		
       
   215   return ret;
       
   216 }
       
   217 
       
   218 TInt CMMFRadioBackendEngine::GetForcedMonoReception(XAuint32& aForcedMono) 
       
   219 {
       
   220 	TInt ret = KErrNotFound;
       
   221 	TBool forceMono = EFalse;
       
   222 
       
   223 	if (iFmTunerUtility)
       
   224 	{
       
   225 		ret = iFmTunerUtility->GetForcedMonoReception(forceMono);
       
   226 		if (ret != KErrNone)
       
   227 			return ret;			
       
   228 	}		 
       
   229 		
       
   230 //  RDebug::Print(_L("CMMFRadioBackendEngine::GetForcedMonoReception RET: %d, aForcedMono = %d"), ret, aForcedMono);	 		
       
   231 	if (forceMono)
       
   232 	{
       
   233 		aForcedMono = XA_STEREOMODE_MONO;
       
   234 	}
       
   235 	else
       
   236 	{
       
   237 		if (iAutoFlag)			
       
   238 			aForcedMono = XA_STEREOMODE_AUTO;
       
   239 		else	
       
   240 			aForcedMono = XA_STEREOMODE_STEREO;				
       
   241 	}
       
   242   return ret;
       
   243 }
       
   244 
       
   245 void CMMFRadioBackendEngine::PlayRadio()
       
   246 {
       
   247 	if (iPlayerUtility)
       
   248 	{
       
   249 		iPlayerUtility->Play();
       
   250 	}		
       
   251 }
       
   252 
       
   253 void CMMFRadioBackendEngine::StopRadio()
       
   254 {
       
   255 	if (iPlayerUtility)
       
   256 	{
       
   257 		iPlayerUtility->Stop();
       
   258 	}		
       
   259 }
       
   260 
       
   261 TInt CMMFRadioBackendEngine::ForceMonoReception(XAuint32 aForcedMono)
       
   262 {
       
   263 	TInt ret = KErrNotFound;
       
   264 
       
   265 	if (iFmTunerUtility)
       
   266 	{
       
   267 		if (aForcedMono == XA_STEREOMODE_MONO)
       
   268 		{
       
   269 			iAutoFlag = EFalse;
       
   270 			ret = iFmTunerUtility->ForceMonoReception(ETrue);
       
   271 		}
       
   272 		else if (aForcedMono == XA_STEREOMODE_STEREO)
       
   273 		{
       
   274 			iAutoFlag = EFalse;
       
   275 			ret = iFmTunerUtility->ForceMonoReception(EFalse);
       
   276 		}	
       
   277 		else // (aForcedMono == XA_STEREOMODE_AUTO)
       
   278 		{
       
   279 			iAutoFlag = ETrue;
       
   280 			ret = iFmTunerUtility->ForceMonoReception(EFalse);
       
   281 		}							
       
   282 	}	
       
   283   DEBUG_API_A1("CMMFRadioBackendEngine::ForceMonoReception RET: %d", ret);	
       
   284  // RDebug::Print(_L("CMMFRadioBackendEngine::ForceMonoReception RET: %d"), ret);	   		
       
   285   return ret;
       
   286 }
       
   287 
       
   288 XAresult CMMFRadioBackendEngine::SetRadioAdaptContext(void * adaptcontext)
       
   289 {
       
   290 	iRadioAdaptContext = adaptcontext;
       
   291 	return XA_RESULT_SUCCESS;
       
   292 } 
       
   293 
       
   294 XAresult CMMFRadioBackendEngine::SetPlayerAdaptContext(void * adaptcontext)
       
   295 {
       
   296 	iPlayerAdaptContext = adaptcontext;
       
   297 	return XA_RESULT_SUCCESS;
       
   298 } 
       
   299 
       
   300 // -----------------------------------------------------------------------------
       
   301 // CMMFRadioBackendEngine::MrpeoPresetChanged
       
   302 // Observer for Presets
       
   303 // -----------------------------------------------------------------------------
       
   304 void CMMFRadioBackendEngine::MrpeoPresetChanged(
       
   305     TPresetChangeEvent /*aChange*/,
       
   306     TInt /*aIndex*/ )
       
   307 {
       
   308 
       
   309 }
       
   310 
       
   311 // ----------------------------------------------------
       
   312 // CMMFRadioBackendEngine::MrftoSquelchChange
       
   313 //
       
   314 // ----------------------------------------------------
       
   315 //
       
   316 void CMMFRadioBackendEngine::MrftoSquelchChange(
       
   317     TBool /*aSquelch*/ )
       
   318 {
       
   319 	
       
   320 }    
       
   321 
       
   322 // ----------------------------------------------------
       
   323 // CMMFRadioBackendEngine::MTsoForcedMonoChanged
       
   324 // Called when a client enables/disabled forced mono reception
       
   325 // ----------------------------------------------------
       
   326 //
       
   327 void CMMFRadioBackendEngine::MrftoForcedMonoChange(
       
   328     TBool aForcedMono )
       
   329 {
       
   330   DEBUG_API_A1("CMMFRadioBackendEngine::MrftoForcedMonoChange: aForcedMono =  %d", aForcedMono);	
       
   331 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoForcedMonoChange: aForcedMono = %d"), aForcedMono);	   	
       
   332 	XARadioItfAdapt_StereoStatusChange((XAAdaptationBaseCtx*)iRadioAdaptContext, aForcedMono);    
       
   333 }  
       
   334     
       
   335  // ----------------------------------------------------
       
   336 // CMMFRadioBackendEngine::MrftoFrequencyChange
       
   337 // Called when the tuned frequency changes
       
   338 // ----------------------------------------------------
       
   339 //
       
   340 void CMMFRadioBackendEngine::MrftoFrequencyChange(
       
   341     TInt aNewFrequency)
       
   342 {
       
   343  	DEBUG_API_A1("CMMFRadioBackendEngine::MrftoFrequencyChange: aNewFrequency =  %d", aNewFrequency);	
       
   344  // RDebug::Print(_L("CMMFRadioBackendEngine::MrftoFrequencyChange aNewFrequency = %d"), aNewFrequency);	  			
       
   345 	XARadioItfAdapt_FrequencyChange((XAAdaptationBaseCtx*)iRadioAdaptContext, aNewFrequency);    
       
   346 }  
       
   347     
       
   348 // ----------------------------------------------------
       
   349 // CMMFRadioBackendEngine::MrftoFrequencyRangeChange
       
   350 //
       
   351 // ----------------------------------------------------
       
   352 //
       
   353 void CMMFRadioBackendEngine::MrftoFrequencyRangeChange(
       
   354     TFmRadioFrequencyRange aNewRange )
       
   355 {
       
   356  	DEBUG_API_A1("CMMFRadioBackendEngine::MrftoFrequencyRangeChange: aNewRange =  %d", aNewRange);		
       
   357 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoFrequencyRangeChange: aNewRange = %d"), aNewRange);	  		
       
   358 	XARadioItfAdapt_FrequencyRangeChange((XAAdaptationBaseCtx*)iRadioAdaptContext, aNewRange);        
       
   359 } 
       
   360  
       
   361 // ----------------------------------------------------
       
   362 // CMMFRadioBackendEngine::MrftoOfflineModeStatusChange
       
   363 // Called when offline mode status changes
       
   364 // ----------------------------------------------------
       
   365 //
       
   366 void CMMFRadioBackendEngine::MrftoOfflineModeStatusChange(
       
   367     TBool /*aOfflineMode*/ )
       
   368 {
       
   369  
       
   370 }  
       
   371     
       
   372 // ----------------------------------------------------
       
   373 // CMMFRadioBackendEngine::MrftoAntennaStatusChange
       
   374 // Called when antenna status changes.
       
   375 // ----------------------------------------------------
       
   376 //
       
   377 void CMMFRadioBackendEngine::MrftoAntennaStatusChange(
       
   378     TBool /*aAttached*/ )
       
   379 {
       
   380 
       
   381 }
       
   382 
       
   383 // ----------------------------------------------------
       
   384 // CMMFRadioBackendEngine::MrftoFmTransmitterStatusChange
       
   385 // The FM tuner is turned off when FM transmitter is on.
       
   386 // ----------------------------------------------------
       
   387 //
       
   388 void CMMFRadioBackendEngine::MrftoFmTransmitterStatusChange(
       
   389     TBool /*aActive*/ )
       
   390 {
       
   391  
       
   392 }
       
   393   
       
   394 // ----------------------------------------------------
       
   395 // CMMFRadioBackendEngine::MrftoStationSeekComplete
       
   396 //
       
   397 // ----------------------------------------------------
       
   398 //
       
   399 void CMMFRadioBackendEngine::MrftoStationSeekComplete(
       
   400     TInt aError,
       
   401     TInt aFrequency )
       
   402 {
       
   403 	XARadioItfAdapt_SeekComplete((XAAdaptationBaseCtx*)iRadioAdaptContext, aError, aFrequency);    
       
   404 }      	
       
   405     
       
   406 // ----------------------------------------------------
       
   407 // CMMFRadioBackendEngine::MrftoSetFrequencyComplete
       
   408 // ----------------------------------------------------
       
   409 //
       
   410 void CMMFRadioBackendEngine::MrftoSetFrequencyComplete(
       
   411     TInt aError )
       
   412 {
       
   413  	DEBUG_API_A1("CMMFRadioBackendEngine::MrftoSetFrequencyComplete: aError =  %d", aError);		
       
   414 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoFrrequencyComplete: aError = %d"), aError);	  		
       
   415 	TInt freq = 0;
       
   416   if (!aError) 
       
   417  	{
       
   418  		iFmTunerUtility->GetFrequency(freq);
       
   419  	}
       
   420  	DEBUG_API_A1("CMMFRadioBackendEngine::MrftoSetFrequencyComplete: new freq is: %d", freq);	 
       
   421 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoSetFrequencyComplete: new freq is: %d"), freq);	  		
       
   422 	XARadioItfAdapt_SetFrequencyComplete((XAAdaptationBaseCtx*)iRadioAdaptContext, aError, freq);    
       
   423 }  
       
   424     
       
   425 // ----------------------------------------------------
       
   426 // CMMFRadioBackendEngine::MrftoSetFrequencyRangeComplete
       
   427 //
       
   428 // ----------------------------------------------------
       
   429 //
       
   430 void CMMFRadioBackendEngine::MrftoSetFrequencyRangeComplete(
       
   431     TInt aError )
       
   432 {
       
   433  	DEBUG_API_A1("CMMFRadioBackendEngine::MrftoSetFrequencyRangeComplete: aError =  %d", aError);		
       
   434 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoSetFrequencyRangeComplete: aError = %d"), aError);	  	
       
   435 	XARadioItfAdapt_SetFrequencyRangeComplete((XAAdaptationBaseCtx*)iRadioAdaptContext, aError);       	  
       
   436 }
       
   437 
       
   438 // ----------------------------------------------------
       
   439 // CMMFRadioBackendEngine::MrftoRequestTunerControlComplete
       
   440 // ----------------------------------------------------
       
   441 //
       
   442 void CMMFRadioBackendEngine::MrftoRequestTunerControlComplete(
       
   443     TInt aError)
       
   444 {
       
   445 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrftoRequestTunerControlComplete: aError = %d"), aError);	  	  			 
       
   446 } 
       
   447     
       
   448 // ----------------------------------------------------
       
   449 // CMMFRadioBackendEngine::MrpoBalanceChange
       
   450 //
       
   451 // ----------------------------------------------------
       
   452 //
       
   453 void CMMFRadioBackendEngine::MrpoBalanceChange(
       
   454     TInt /*aLeftPercentage*/,
       
   455     TInt /*aRightPercentage*/ )
       
   456 {
       
   457 	
       
   458 } 
       
   459     
       
   460 // ----------------------------------------------------
       
   461 // CMMFRadioBackendEngine::MrpoMuteChange
       
   462 //
       
   463 // ----------------------------------------------------
       
   464 //
       
   465 void CMMFRadioBackendEngine::MrpoMuteChange(
       
   466     TBool aMute )
       
   467 {
       
   468 	XANokiaVolumeExtItfAdapt_MuteChange((XAAdaptationBaseCtx*)iPlayerAdaptContext, aMute);   
       
   469 }  
       
   470     
       
   471 // ----------------------------------------------------
       
   472 // CMMFRadioBackendEngine::MrpoVolumeChange
       
   473 //
       
   474 // ----------------------------------------------------
       
   475 //
       
   476 void CMMFRadioBackendEngine::MrpoVolumeChange(
       
   477     TInt aVolume )
       
   478 {
       
   479 	XANokiaLinearVolumeItfAdapt_VolumeChange((XAAdaptationBaseCtx*)iPlayerAdaptContext, aVolume);      	
       
   480 }  
       
   481     
       
   482 // ----------------------------------------------------
       
   483 // CMMFRadioBackendEngine::MrpoStateChange This is Tuner State
       
   484 // Called when the state of the tuner changes
       
   485 // ----------------------------------------------------
       
   486 //
       
   487 void CMMFRadioBackendEngine::MrpoStateChange(
       
   488     TPlayerState aState,
       
   489     TInt aError )
       
   490 {	    	
       
   491 	if ( aError )
       
   492  	{
       
   493  		DEBUG_API_A1("CMMFRadioBackendEngine::MrpoStateChange: aError =  %d", aError);
       
   494  // 	RDebug::Print(_L("CMMFRadioBackendEngine::MrpoStateChange: aError = %d"), aError);	  	 			     	
       
   495  	}
       
   496 
       
   497  	DEBUG_API_A1("CMMFRadioBackendEngine::MrpoStateChange: new state =  %d", aState);	
       
   498 //  RDebug::Print(_L("CMMFRadioBackendEngine::MrpoStateChange: new state = %d"), aState);	  	 	   
       
   499  	      
       
   500 	if ( aState == ERadioPlayerPlaying )
       
   501  	{
       
   502   	XAPlayItfAdaptMMF_StateChange((XAAdaptationBaseCtx*)iPlayerAdaptContext, ETrue);  
       
   503 	}  
       
   504  	else  // ERadioPlayerIdle
       
   505  	{
       
   506   	XAPlayItfAdaptMMF_StateChange((XAAdaptationBaseCtx*)iPlayerAdaptContext, EFalse);  
       
   507  	}        	
       
   508 }                           
       
   509                
       
   510 extern "C" {
       
   511 
       
   512 	void* cmmfradiobackendengine_init()
       
   513 	{ 
       
   514 		return CMMFRadioBackendEngine::Instance();
       
   515 	}
       
   516     
       
   517 	void cmmfradiobackendengine_delete(void* context)
       
   518 	{ 
       
   519 		((CMMFRadioBackendEngine*)(context))->DeleteInstance();
       
   520 	}    
       
   521                  
       
   522 	void  set_frequency(void* context, XAuint32 freq)
       
   523 	{
       
   524 		((CMMFRadioBackendEngine*)(context))->SetFrequency((TInt)freq); 			
       
   525 	}
       
   526     
       
   527 	XAresult  get_frequency(void* context, XAuint32* freq)
       
   528 	{
       
   529 		return ((CMMFRadioBackendEngine*)(context))->GetFrequency((TInt&)*freq); 			
       
   530 	}  
       
   531     
       
   532 	XAresult  get_signal_strength(void* context, XAuint32* signalStrength)
       
   533 	{
       
   534 		return ((CMMFRadioBackendEngine*)(context))->GetSignalStrength((TInt&)*signalStrength); 			
       
   535 	}      
       
   536     
       
   537 	void station_seek(void* context, XAboolean upwards)      
       
   538 	{
       
   539 		((CMMFRadioBackendEngine*)(context))->StationSeek(upwards); 			
       
   540 	}
       
   541 		
       
   542 	void cancel_set_frequency(void* context)      
       
   543 	{
       
   544 		((CMMFRadioBackendEngine*)(context))->CancelSetFrequency(); 			
       
   545 	}		
       
   546 		
       
   547 	void cancel_station_seek(void* context)      
       
   548 	{
       
   549 		((CMMFRadioBackendEngine*)(context))->CancelStationSeek(); 			
       
   550 	}		
       
   551 		
       
   552 	void set_freq_range(void* context, XAuint8 range)      
       
   553 	{
       
   554 		((CMMFRadioBackendEngine*)(context))->SetFreqRange((TFmRadioFrequencyRange)range); 			
       
   555 	}	
       
   556 		
       
   557 	XAresult  get_freq_range(void* context, XAuint8* range)
       
   558 	{
       
   559 		return ((CMMFRadioBackendEngine*)(context))->GetFreqRange((TFmRadioFrequencyRange&)*range); 			
       
   560 	}
       
   561     
       
   562 	XAresult  get_freq_range_properties(void* context, XAuint8 range, XAuint32* aMinFreq, XAuint32* aMaxFreq)
       
   563 	{
       
   564 		return ((CMMFRadioBackendEngine*)(context))->GetFreqRangeProperties((TFmRadioFrequencyRange&)range, (TInt&) *aMinFreq, (TInt&) *aMaxFreq); 		
       
   565 	}   
       
   566     
       
   567 	XAresult  get_max_volume(void* context, XAmillibel* maxVol)
       
   568 	{
       
   569 		return  ((CMMFRadioBackendEngine*)(context))->GetMaxVolume((TInt&)*maxVol); 
       
   570 	}   
       
   571 
       
   572 	XAresult  set_volume(void* context, XAuint32 vol)
       
   573 	{
       
   574 		return ((CMMFRadioBackendEngine*)(context))->SetVolume((TInt)vol); 			
       
   575 	} 
       
   576     
       
   577 	XAresult  get_volume(void* context, XAuint32* vol)
       
   578 	{
       
   579 		return ((CMMFRadioBackendEngine*)(context))->GetVolume((TInt&)*vol); 		
       
   580 	}  
       
   581     
       
   582 	XAresult  set_mute(void* context, XAboolean mute)
       
   583 	{
       
   584 		return ((CMMFRadioBackendEngine*)(context))->SetMute(mute); 			
       
   585 	} 
       
   586     
       
   587 	XAresult  get_stereo_mode(void* context, XAuint32* mode)
       
   588 	{
       
   589 		return ((CMMFRadioBackendEngine*)(context))->GetForcedMonoReception(*mode); 			
       
   590 	}     
       
   591     
       
   592 	XAresult  set_stereo_mode(void* context, XAuint32 mode)
       
   593 	{
       
   594 		return ((CMMFRadioBackendEngine*)(context))->ForceMonoReception(mode); 		
       
   595 	}  
       
   596      
       
   597 	void play_radio(void* context)
       
   598 	{
       
   599 		((CMMFRadioBackendEngine*)(context))->PlayRadio(); 			
       
   600 	} 
       
   601     
       
   602 	void stop_radio(void* context)
       
   603 	{
       
   604 		((CMMFRadioBackendEngine*)(context))->StopRadio(); 	
       
   605 	}        
       
   606     
       
   607 	XAresult mmf_set_radio_adapt_context(void * context, void * adaptcontext)
       
   608 	{
       
   609 		return ((CMMFRadioBackendEngine*)(context))->SetRadioAdaptContext(adaptcontext);
       
   610 	}   
       
   611 	
       
   612 	XAresult mmf_set_player_adapt_context(void * context, void * adaptcontext)
       
   613 	{
       
   614 		return ((CMMFRadioBackendEngine*)(context))->SetPlayerAdaptContext(adaptcontext);
       
   615 	}   	                       										
       
   616 }