sl@0: // Copyright (c) 2001-2009 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: // Initializes DevSound object for the mode aMode for processing audio data
sl@0: // with hardware device aHWDev.
sl@0: // On completion of Initialization, the observer will be notified via call back
sl@0: // InitializeComplete().
sl@0: // Leaves on failure.
sl@0: // @param	"MDevSoundObserver& aDevSoundObserver"
sl@0: // A reference to DevSound Observer instance.
sl@0: // @param	"TUid aHWDev"
sl@0: // CMMFHwDevice implementation identifier.
sl@0: // @param	"TMMFState aMode"
sl@0: // Mode for which this object will be used.
sl@0: // 
sl@0: //
sl@0: 
sl@0: inline void CMMFDevSoundClientImp::InitializeL(MDevSoundObserver& aDevSoundObserver, TUid aHWDev, TMMFState aMode)
sl@0: 	{
sl@0: 	TInt initError = KErrNone;
sl@0: 	iDevSoundObserver = &aDevSoundObserver;
sl@0: 	initError = iDevSoundProxy->InitializeL(aHWDev, aMode);
sl@0: 
sl@0: 	if (initError)
sl@0: 		{
sl@0: 		User::Leave(initError);
sl@0: 		}
sl@0: 
sl@0: 	if (iMsgQueueHandler)
sl@0: 		{
sl@0: 		iMsgQueueHandler->Cancel();
sl@0: 		iMsgQueueHandler->SetObserver(*iDevSoundObserver);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		iMsgQueueHandler = CMsgQueueHandler::NewL(iDevSoundProxy, *iDevSoundObserver, &iMsgQueue, *this);
sl@0: 		}
sl@0: 
sl@0: 	iMsgQueueHandler->ReceiveEvents();
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 CMMFDevSoundClientImp::InitializeL(MDevSoundObserver& aDevSoundObserver, 
sl@0: 										  TFourCC aDesiredFourCC, TMMFState aMode)
sl@0: 	{
sl@0: 	TInt initError = KErrNone;
sl@0: 	iDevSoundObserver = &aDevSoundObserver;
sl@0: 
sl@0: 	initError = iDevSoundProxy->InitializeL(aDesiredFourCC, aMode);
sl@0: 
sl@0: 	if (initError)
sl@0: 		{
sl@0: 		User::Leave(initError);
sl@0: 		}
sl@0: 
sl@0: 	if (iMsgQueueHandler)
sl@0: 		{
sl@0: 		iMsgQueueHandler->Cancel();
sl@0: 		iMsgQueueHandler->SetObserver(*iDevSoundObserver);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		iMsgQueueHandler = CMsgQueueHandler::NewL(iDevSoundProxy, *iDevSoundObserver, &iMsgQueue, *this);
sl@0: 		}
sl@0: 	iMsgQueueHandler->ReceiveEvents();
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 CMMFDevSoundClientImp::Capabilities()
sl@0: 	{
sl@0: 	return iDevSoundProxy->Capabilities();
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 CMMFDevSoundClientImp::Config() const
sl@0: 	{
sl@0: 	return iDevSoundProxy->Config();
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 CMMFDevSound::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 CMMFDevSoundClientImp::MaxVolume()
sl@0: 	{
sl@0: 	return iDevSoundProxy->MaxVolume();
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 CMMFDevSoundClientImp::Volume()
sl@0: 	{
sl@0: 	return iDevSoundProxy->Volume();
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 CMMFDevSound::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 CMMFDevSoundClientImp::MaxGain()
sl@0: 	{
sl@0: 	return iDevSoundProxy->MaxGain();
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 CMMFDevSoundClientImp::Gain()
sl@0: 	{
sl@0: 	return iDevSoundProxy->Gain();
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& aLeftPercentage"
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 CMMFDevSoundClientImp::GetPlayBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	iDevSoundProxy->GetPlayBalanceL(aLeftPercentage, aRightPercentage);
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 CMMFDevSoundClientImp::GetRecordBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	iDevSoundProxy->GetRecordBalanceL(aLeftPercentage, aRightPercentage);
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 void CMMFDevSoundClientImp::RecordData()
sl@0: 	{
sl@0: 	ASSERT(iDevSoundObserver);
sl@0: 	iDevSoundProxy->RecordData();
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 CMMFDevSoundClientImp::SetToneRepeats(TInt aRepeatCount,
sl@0: 				const TTimeIntervalMicroSeconds& aRepeatTrailingSilence)
sl@0: 	{
sl@0: 	iDevSoundProxy->SetToneRepeats(aRepeatCount, 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 CMMFDevSoundClientImp::SetPrioritySettings(const TMMFPrioritySettings& aPrioritySettings)
sl@0: 	{
sl@0: 	iDevSoundProxy->SetPrioritySettings(aPrioritySettings);
sl@0: 	}
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 CMMFDevSoundClientImp::FixedSequenceCount()
sl@0: 	{
sl@0: 
sl@0: 	return iDevSoundProxy->FixedSequenceCount();
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:  *			CMdaAudioPlayerUtility::FixedSequenceCount() - 1.
sl@0:  *			The function raises a panic if sequence number is not within this
sl@0:  *			range.
sl@0:  *
sl@0:  */
sl@0: inline const TDesC& CMMFDevSoundClientImp::FixedSequenceName(TInt aSequenceNumber)
sl@0: 	{
sl@0: 	return iDevSoundProxy->FixedSequenceName(aSequenceNumber);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: inline TInt CMMFDevSoundClientImp::SyncCustomCommand(TUid aUid, const TDesC8& aParam1, const TDesC8& aParam2, TDes8* aOutParam)
sl@0: 	{
sl@0: 	return iDevSoundProxy->SyncCustomCommand(aUid, aParam1, aParam2, aOutParam);
sl@0: 	}
sl@0: 
sl@0: inline void CMMFDevSoundClientImp::AsyncCustomCommand(TUid aUid, TRequestStatus& aStatus, const TDesC8& aParam1, const TDesC8& aParam2, TDes8* aOutParam)
sl@0: 	{
sl@0: 	iDevSoundProxy->AsyncCustomCommand(aUid, aStatus, aParam1, aParam2, aOutParam);
sl@0: 	}
sl@0: