sl@0: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <mmf/server/mmfswcodecwrapper.h> //for SwCodecWrapper CustomInterfaces
sl@0: #include <mmf/server/mmfswcodecwrappercustominterfacesuids.hrh>
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: #include <mmf/server/mmfhwdevicesetup.h>
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: #include "MmfDevSoundServer.h"
sl@0: #include "MmfDevSoundSessionBody.h"
sl@0: /*
sl@0:  *
sl@0:  *	Initializes DevSound object for the mode aMode for processing audio data
sl@0:  *	with hardware device aHWDev.
sl@0:  *
sl@0:  *	On completion of Initialization, the observer will be notified via call back
sl@0:  *	InitializeComplete().
sl@0:  *
sl@0:  *	Leaves on failure.
sl@0:  *  
sl@0:  *	@param	"MDevSoundObserver& aDevSoundObserver"
sl@0:  *			A reference to DevSound Observer instance.
sl@0:  *
sl@0:  *	@param	"TUid aHWDev"
sl@0:  *			CMMFHwDevice implementation identifier.
sl@0:  *
sl@0:  *	@param	"TMMFState aMode"
sl@0:  *			Mode for which this object will be used.
sl@0:  *
sl@0:  */
sl@0:  
sl@0:  #ifdef _DEBUG
sl@0: _LIT(KMMFDevSoundSessionCategory, "MMFDevSoundSessionCategory");
sl@0: inline void Panic(TInt aError)
sl@0: 	{
sl@0: 	User::Panic(KMMFDevSoundSessionCategory, aError); 
sl@0: 	}
sl@0: enum TMMFDevSoundSessionPanics
sl@0: 	{
sl@0: 	TMMFDevSoundSessionPolicyNotInvalidated
sl@0: 	};
sl@0: #endif
sl@0:  
sl@0: inline void CMMFDevSoundSvrImp::InitializeL(MDevSoundObserver& aDevSoundObserver, TUid aHWDev, TMMFState aMode)
sl@0: 	{
sl@0: 	TInt initError = KErrNone;
sl@0: 	iDevSoundObserver = &aDevSoundObserver;
sl@0: 
sl@0: 	if (aMode == EMMFStateIdle)
sl@0: 		User::Leave(KErrNotSupported);
sl@0: 
sl@0: 	iMode= static_cast<TMMFDevSoundState> (aMode);
sl@0: 	iHasPolicy = EFalse;
sl@0: 
sl@0: 	if (iMode == EMMFDevSoundStateRecording)
sl@0: 		{//DEF037912 incase the recording capabilities differ from play
sl@0: 		User::LeaveIfError(InitializeFormat(iRecordFormatsSupported, iRecordFormat));
sl@0: 		}
sl@0: 
sl@0: 
sl@0: 	iDevSoundObserver = &aDevSoundObserver;
sl@0: 	iHwDeviceID.iUid = aHWDev.iUid;
sl@0:     if(iCMMFHwDevice)
sl@0: 		{
sl@0: 		delete iCMMFHwDevice;
sl@0: 		iHwDeviceBuffer = NULL; // buffer is deleted by HwDevice delete
sl@0: 		iPlayCustomInterface = NULL; //custom interfaces are also invalid
sl@0: 		iRecordCustomInterface = NULL;
sl@0: 		iTimePlayedCustomInterface = NULL;
sl@0: 		}
sl@0:     
sl@0:     iCMMFHwDevice = NULL;
sl@0: 
sl@0: 	// Load the HwDevice implementation from ECom
sl@0:     TRAP(initError,iCMMFHwDevice = CMMFHwDevice::NewL(aHWDev));//trap it to get debug print
sl@0: 
sl@0: 	if (initError == KErrNone)
sl@0: 		{
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 		if (iFourCCSet)
sl@0: 			{
sl@0: 			MMdfHwDeviceSetup* setup = reinterpret_cast<MMdfHwDeviceSetup*>(iCMMFHwDevice->CustomInterface(KUidHwDeviceSetupInterface)); 
sl@0: 			if (setup!=NULL)
sl@0: 				{
sl@0: 				setup->SetDataTypesL(iSrcFourCC, iDestFourCC);	
sl@0: 				}
sl@0: 			}
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 		iDevInfo.iHwDeviceObserver = this;
sl@0: 		initError = iCMMFHwDevice->Init(iDevInfo);
sl@0: 		if (initError == KErrNone) 
sl@0: 			{
sl@0: 			TUid playCustomInterfaceUid;
sl@0: 			playCustomInterfaceUid.iUid = KMmfPlaySettingsCustomInterface;
sl@0: 			TUid recordCustomInterfaceUid;
sl@0: 			recordCustomInterfaceUid.iUid = KMmfRecordSettingsCustomInterface;
sl@0: 			iPlayCustomInterface = 
sl@0: 				(MPlayCustomInterface*)iCMMFHwDevice->CustomInterface(playCustomInterfaceUid);
sl@0: 			if (!iPlayCustomInterface) 
sl@0: 				{//DEF40443 need to check custom interface has been created
sl@0: 				initError = KErrNoMemory;//it won't if there is no memory
sl@0: 				}
sl@0: 			else
sl@0: 				{
sl@0: 				iRecordCustomInterface = 
sl@0: 					(MRecordCustomInterface*)iCMMFHwDevice->CustomInterface(recordCustomInterfaceUid);
sl@0: 				if (!iRecordCustomInterface) 
sl@0: 					initError = KErrNoMemory;
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	// in the InitializeComplete() call we will signal the observer that the 
sl@0: 	// custom interface may have changed
sl@0: 	iDevSoundObserver->InitializeComplete(initError);  
sl@0: 
sl@0: 	if (initError)
sl@0: 		{
sl@0: 		User::Leave(initError);
sl@0: 		}
sl@0: 	__ASSERT_DEBUG(!(iHasPolicy&&(iMode == EMMFDevSoundStatePlaying)), Panic(TMMFDevSoundSessionPolicyNotInvalidated));
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Initializes DevSound object for the mode aMode for processing audio data
sl@0:  *	with hardware device supporting FourCC aDesiredFourCC.
sl@0:  *
sl@0:  *	On completion of Initialization, the observer will be notified via call back
sl@0:  *	InitializeComplete().
sl@0:  *
sl@0:  *	Leaves on failure.
sl@0:  *  
sl@0:  *	@param	"MDevSoundObserver& aDevSoundObserver"
sl@0:  *			A reference to DevSound Observer instance.
sl@0:  *
sl@0:  *	@param	"TFourCC aDesiredFourCC"
sl@0:  *			CMMFHwDevice implementation FourCC.
sl@0:  *
sl@0:  *	@param	"TMMFState aMode"
sl@0:  *			Mode for which this object will be used.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::InitializeL(MDevSoundObserver& aDevSoundObserver, TFourCC aDesiredFourCC, TMMFState aMode)
sl@0: 	{
sl@0: 	// to get HW Uid from the FourCC
sl@0: 	RImplInfoPtrArray plugInArray;
sl@0: 	TFourCC KPCM16FourCC(' ','P','1','6');
sl@0: 	_LIT(KNullString, "");
sl@0: 
sl@0: 	TUid hwDevicePluginInterface = {KMmfUidPluginInterfaceHwDevice};
sl@0: 	TUid implUid = {0};  
sl@0: 	
sl@0: 	CleanupResetAndDestroyPushL( plugInArray );
sl@0: 	// Get the implementation UID based on the FourCC and mode.
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	TInt err = KErrNone;
sl@0: 	RArray<TFourCC> dataTypes;
sl@0: 	CleanupClosePushL(dataTypes);
sl@0: 	
sl@0: 	TRAP(err, iDevSoundUtil->SeekCodecPluginsL(dataTypes, aMode, EFalse));
sl@0: 	// if we find a new codec plugin
sl@0: 	TBool found = EFalse;
sl@0: 	if (!err && dataTypes.Find(aDesiredFourCC)!=KErrNotFound)
sl@0: 		{
sl@0: 		TRAP(err, iDevSoundUtil->FindHwDeviceAdapterL(hwDevicePluginInterface, plugInArray));
sl@0: 		if (err == KErrNone)
sl@0: 			{
sl@0: 			if (aMode == EMMFDevSoundStatePlaying)
sl@0: 				{//destination four CC is pcm16
sl@0: 				iFourCCSet = ETrue;
sl@0: 				iSrcFourCC = aDesiredFourCC;
sl@0: 				iDestFourCC = KPCM16FourCC;
sl@0: 				}
sl@0: 			else if (aMode == EMMFDevSoundStateRecording)
sl@0: 				{//source fourCC is pcm16
sl@0: 				iFourCCSet = ETrue;
sl@0: 				iSrcFourCC = KPCM16FourCC;
sl@0: 				iDestFourCC = aDesiredFourCC;
sl@0: 				}
sl@0: 			found = ETrue;
sl@0: 			}
sl@0: 		}
sl@0: 	if (!found)
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 		{
sl@0: 		plugInArray.ResetAndDestroy();
sl@0: 		if (aMode == EMMFDevSoundStatePlaying)
sl@0: 			{//destination four CC is pcm16
sl@0: 			iFourCCSet = ETrue;
sl@0: 			iSrcFourCC = aDesiredFourCC;
sl@0: 			iDestFourCC = KPCM16FourCC;
sl@0: 			iDevSoundUtil->SeekUsingFourCCL(hwDevicePluginInterface, plugInArray, aDesiredFourCC, KPCM16FourCC, KNullString);
sl@0: 			}
sl@0: 		else if (aMode == EMMFDevSoundStateRecording)
sl@0: 			{//source fourCC is pcm16
sl@0: 			iFourCCSet = ETrue;
sl@0: 			iSrcFourCC = KPCM16FourCC;
sl@0: 			iDestFourCC = aDesiredFourCC;
sl@0: 			iDevSoundUtil->SeekUsingFourCCL(hwDevicePluginInterface, plugInArray, KPCM16FourCC, aDesiredFourCC, KNullString);
sl@0: 			}
sl@0: 		else 
sl@0: 			{
sl@0: 			User::Leave(KErrNotSupported);//invalid aMode cant set 4CC for tone
sl@0: 			}
sl@0: 		}
sl@0: 	
sl@0: 
sl@0: 	if(plugInArray.Count() == 0)
sl@0: 		{ // couldn't find Decoder only implementation, try to get Decoder/Encoder
sl@0: 		iDevSoundUtil->SeekUsingFourCCL(hwDevicePluginInterface, plugInArray, aDesiredFourCC, aDesiredFourCC, KNullString);
sl@0: 		if(plugInArray.Count() == 0)
sl@0: 			User::Leave(KErrNotSupported);
sl@0: 		}
sl@0: 	implUid = plugInArray[0]->ImplementationUid(); // Just pick the first in the list
sl@0: 
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	CleanupStack::PopAndDestroy(2, &plugInArray) ;  //pluginArray, dataTypes
sl@0: #else
sl@0: 	CleanupStack::PopAndDestroy() ;  //pluginArray
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	// If we made it here, there we have found implementation UID
sl@0: 	InitializeL(aDevSoundObserver, implUid, aMode);
sl@0: 	__ASSERT_DEBUG(!(iHasPolicy&&(iMode == EMMFDevSoundStatePlaying)), Panic(TMMFDevSoundSessionPolicyNotInvalidated)); 
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the supported Audio settings.
sl@0:  *  
sl@0:  *	@return	"TMMFCapabilities"
sl@0:  *			Device settings.
sl@0:  *
sl@0:  */
sl@0: inline TMMFCapabilities CMMFDevSoundSvrImp::Capabilities()
sl@0: 	{
sl@0: 	return iDeviceCapabilities;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the current audio settings.
sl@0:  *  
sl@0:  *	@return	"TMMFCapabilities"
sl@0:  *			Device settings.
sl@0:  *
sl@0:  */
sl@0: inline TMMFCapabilities CMMFDevSoundSvrImp::Config() const
sl@0: 	{
sl@0: 	return iDeviceConfig;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns an integer representing the maximum volume.
sl@0:  *
sl@0:  *	This is the maximum value which can be passed to CMMFDevSoundProxy::SetVolume.
sl@0:  *  
sl@0:  *	@return	"TInt"
sl@0:  *			The maximum volume. This value is platform dependent but is always
sl@0:  *			greater than or equal to one.
sl@0:  *
sl@0:  */
sl@0: inline TInt CMMFDevSoundSvrImp::MaxVolume()
sl@0: 	{
sl@0: 	return iPlayFormatsSupported().iMaxVolume;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns an integer representing the current volume.
sl@0:  * 
sl@0:  *	@return	"TInt"
sl@0:  *			The current volume level.
sl@0:  *
sl@0:  */
sl@0: inline TInt CMMFDevSoundSvrImp::Volume()
sl@0: 	{
sl@0: 	return iVolume;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns an integer representing the maximum gain.
sl@0:  *
sl@0:  *	This is the maximum value which can be passed to CMMFDevSoundProxy::SetGain.
sl@0:  * 
sl@0:  *	@return	"TInt"
sl@0:  *			The maximum gain. This value is platform dependent but is always
sl@0:  *			greater than or equal to one.
sl@0:  *
sl@0:  */
sl@0: inline TInt CMMFDevSoundSvrImp::MaxGain()
sl@0: 	{
sl@0: 	return iRecordFormatsSupported().iMaxVolume;//uses iMaxVolume for iMaxGain
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns an integer representing the current gain.
sl@0:  *
sl@0:  *	@return	"TInt"
sl@0:  *			The current gain level.
sl@0:  *
sl@0:  */
sl@0: inline TInt CMMFDevSoundSvrImp::Gain()
sl@0: 	{
sl@0: 	return iGain;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the speaker balance set for playing.
sl@0:  *
sl@0:  *	Leaves on failure.
sl@0:  *
sl@0:  *	@param	"TInt& aLeftPrecentage"
sl@0:  *			On return contains the left speaker volume percentage.
sl@0:  *
sl@0:  *	@param	"TInt& aRightPercentage"
sl@0:  *			On return contains the right speaker volume percentage.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::GetPlayBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	aLeftPercentage = iLeftPlayBalance;
sl@0: 	aRightPercentage = iRightPlayBalance;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the microphone gain balance set for recording.
sl@0:  *
sl@0:  *	Leaves on failure.
sl@0:  *
sl@0:  *	@param	"TInt& aLeftPercentage"
sl@0:  *			On return contains the left microphone gain percentage.
sl@0:  *
sl@0:  *	@param	"TInt& aRightPercentage"
sl@0:  *			On return contains the right microphone gain percentage.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::GetRecordBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	aLeftPercentage = iLeftRecordBalance;
sl@0: 	aRightPercentage = iRightRecordBalance;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Contine the process of recording. Once the buffer is filled with recorded
sl@0:  *	data, the Observer gets reference to buffer along with callback
sl@0:  *	BufferToBeEmptied(). After processing the buffer (copying over to a
sl@0:  *	different buffer or writing to file) the client should call this
sl@0:  *	method to continue recording process.
sl@0:  *
sl@0:  */
sl@0: inline TBool CMMFDevSoundSvrImp::RecordData(const RMmfIpcMessage& aMessage)
sl@0: 	{
sl@0: 	ASSERT(iDevSoundObserver);
sl@0: 	if(iAudioPolicyPrioritySettings.iState != EMMFStateRecordData)
sl@0: 		{
sl@0: 		PanicClient(aMessage, EMMFDevSoundRecordDataWithoutInitialize);
sl@0: 		return EFalse;
sl@0: 		}
sl@0: 	// Checkes if the client has a UserEnvironment capability
sl@0: 	if (!aMessage.HasCapability(ECapabilityUserEnvironment))
sl@0: 		{
sl@0: 		iDevSoundObserver->RecordError(KErrPermissionDenied);
sl@0: 		return ETrue;
sl@0: 		}
sl@0: 	if(iCMMFHwDevice)
sl@0: 		{
sl@0: 		if ((iMode == EMMFDevSoundStateRecording) && iHasPolicy)
sl@0: 			{
sl@0: 			iHwDeviceBuffer->Data().SetLength(iHwDeviceBuffer->RequestSize());
sl@0: 			TInt error = iCMMFHwDevice->ThisHwBufferEmptied(*iHwDeviceBuffer);
sl@0: 			if(error != KErrNone)
sl@0: 				{
sl@0: 				Error(error);
sl@0: 				iCMMFHwDevice->Stop();
sl@0: 				}
sl@0: 
sl@0: 			}
sl@0: 		}
sl@0: 	return ETrue;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Defines the number of times the audio is to be repeated during the tone
sl@0:  *	playback operation.
sl@0:  *
sl@0:  *	A period of silence can follow each playing of tone. The tone playing can
sl@0:  *	be repeated indefinitely.
sl@0:  *
sl@0:  *	@param	"TInt aRepeatCount"
sl@0:  *			The number of times the tone, together with the trailing silence,
sl@0:  *			is to be repeated. If this is set to KMdaRepeatForever, then the
sl@0:  *			tone, together with the trailing silence, is repeated indefinitely
sl@0:  *			or until Stop() is called. If this is set to zero, then the tone is
sl@0:  *			not repeated.
sl@0:  *
sl@0:  *			Supported only during tone playing.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::SetToneRepeats(TInt aRepeatCount,
sl@0: 				const TTimeIntervalMicroSeconds& aRepeatTrailingSilence)
sl@0: 	{
sl@0: 	iRepeatCount = aRepeatCount;
sl@0: 	iRepeatTrailingSilence = aRepeatTrailingSilence;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Defines the priority settings that should be used for this instance.
sl@0:  *
sl@0:  *	@param	"const TMMFPrioritySettings& aPrioritySettings"
sl@0:  *			An class type representing the client's priority, priority 
sl@0:  *			preference and state.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::SetPrioritySettings(const TMMFPrioritySettings& aPrioritySettings)
sl@0: 	{
sl@0: 	iAudioPolicyPrioritySettings.iPref = aPrioritySettings.iPref;
sl@0: 	iAudioPolicyPrioritySettings.iPriority = aPrioritySettings.iPriority;
sl@0: 	}
sl@0: 
sl@0: // Currently only support bitrate custom interface
sl@0: inline TAny* CMMFDevSoundSvrImp::CustomInterface(TUid aInterfaceId)
sl@0: 	{
sl@0: 	TAny* ptr = NULL;
sl@0: 	if (iCMMFHwDevice)
sl@0: 		{
sl@0: 		ptr = iCMMFHwDevice->CustomInterface(aInterfaceId);	
sl@0: 		}
sl@0: 		
sl@0: 	return ptr;	
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the number of available pre-defined tone sequences.
sl@0:  *
sl@0:  *	This is the number of fixed sequence supported by DevSound by default.
sl@0:  *
sl@0:  *	@return	"TInt"
sl@0:  *			The fixed sequence count. This value is implementation dependent
sl@0:  *			but is always greater than or equal to zero.
sl@0:  *
sl@0:  */
sl@0: inline TInt CMMFDevSoundSvrImp::FixedSequenceCount()
sl@0: 	{
sl@0: 	return iFixedSequences->Count();
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns the name assigned to a specific pre-defined tone sequence.
sl@0:  *
sl@0:  *	This is the number of fixed sequence supported by DevSound by default.
sl@0:  *
sl@0:  *	The function raises a panic if sequence number specified invalid.
sl@0:  *
sl@0:  *	@return	"TDesC&"
sl@0:  *			A reference to a Descriptor containing the fixed sequence
sl@0:  *			name indexed by aSequenceNumber.
sl@0:  *
sl@0:  *	@param	"TInt aSequenceNumber"
sl@0:  *			The index identifying the specific pre-defined tone sequence. Index
sl@0:  *			values are relative to zero.
sl@0:  *			This can be any value from zero to the value returned by a call to
sl@0:  *			FixedSequenceCount() - 1.
sl@0:  *			The function raises a panic if sequence number is not within this
sl@0:  *			range.
sl@0:  *
sl@0:  *	@see	FixedSequenceCount()
sl@0:  *
sl@0:  */
sl@0: inline const TDesC& CMMFDevSoundSvrImp::FixedSequenceName(TInt aSequenceNumber)
sl@0: 	{
sl@0: 	ASSERT((aSequenceNumber >= 0)&&(aSequenceNumber < iFixedSequences->Count()));
sl@0: 	return iDevSoundUtil->FixedSequenceName(aSequenceNumber);
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Sets Id for this instance of DevSound
sl@0:  *
sl@0:  *	@param	"TInt aDevSoundId"
sl@0:  *			Integer value assigned by Audio Policy Server
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::SetDevSoundId(TInt aDevSoundId)
sl@0: 	{
sl@0: 	iDevSoundInfo.iDevSoundId = aDevSoundId;
sl@0: 	}
sl@0: 
sl@0: /*
sl@0:  *
sl@0:  *	Returns information about this DevSound instance.
sl@0:  *
sl@0:  *	This method is used by Audio Policy Server to make audio policy decisions.
sl@0:  * 
sl@0:  *	@return	"TMMFDevSoundinfo"
sl@0:  *			A reference to TMMFDevSoundinfo object holding the current settings
sl@0:  *			of this DevSound instance.
sl@0:  *
sl@0:  */
sl@0: inline TMMFDevSoundInfo CMMFDevSoundSvrImp::DevSoundInfo()
sl@0: 	{
sl@0:  	return iDevSoundInfo;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*
sl@0:  *	Updates the total bytes played.
sl@0:  *
sl@0:  */
sl@0: inline void CMMFDevSoundSvrImp::UpdateBytesPlayed()
sl@0: 	{
sl@0: 	if (iPlayCustomInterface)
sl@0: 		iPlayedBytesCount = iPlayCustomInterface->BytesPlayed();
sl@0: 	}