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CStereoWidening Class Reference

class CStereoWidening : public CAudioEffect

This is the Stereo Widening effect class for managing audio Stereo Widening settings.

StereoWidening.lib
Since
3.0

Inherits from

Public Member Functions
~CStereoWidening()
IMPORT_C TBoolIsContinuousLevelSupported()
IMPORT_C CStereoWidening *NewL()
IMPORT_C CStereoWidening *NewL(CMdaAudioConvertUtility &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMdaAudioInputStream &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMdaAudioOutputStream &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMdaAudioPlayerUtility &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMdaAudioRecorderUtility &, TBool, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMdaAudioToneUtility &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMMFDevSound &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CCustomCommandUtility *, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(MCustomInterface &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CMidiClientUtility &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CDrmPlayerUtility &, TBool, TInt8)
IMPORT_C CStereoWidening *NewL(CVideoPlayerUtility &, TBool, TInt8)
IMPORT_C voidSetStereoWideningLevelL(TUint8)
IMPORT_C TUint8StereoWideningLevel()
IMPORT_C TUidUid()
Protected Member Functions
CStereoWidening()
IMPORT_C const TDesC8 &DoEffectData()
IMPORT_C voidSetEffectData(const TDesC8 &)
Inherited Functions
CAudioEffect::ApplyL()
CAudioEffect::CAudioEffect()
CAudioEffect::DisableL()
CAudioEffect::EnableL()
CAudioEffect::EnforceL(TBool)
CAudioEffect::HaveUpdateRights()const
CAudioEffect::IsEnabled()const
CAudioEffect::IsEnforced()const
CAudioEffect::RegisterObserverL(MAudioEffectObserver &)
CAudioEffect::UnRegisterObserver(MAudioEffectObserver &)
CAudioEffect::~CAudioEffect()
CBase::CBase()
CBase::Delete(CBase *)
CBase::Extension_(TUint,TAny *&,TAny *)
CBase::operator new(TUint)
CBase::operator new(TUint,TAny *)
CBase::operator new(TUint,TLeave)
CBase::operator new(TUint,TLeave,TUint)
CBase::operator new(TUint,TUint)
CBase::~CBase()
Protected Attributes
TEfStereoWideningDataPckg iDataPckgFrom
TEfStereoWideningDataPckg iDataPckgTo
TEfStereoWidening iStereoWideningData
Inherited Attributes
CAudioEffect::iEnabled
CAudioEffect::iEnforced
CAudioEffect::iHaveUpdateRights
CAudioEffect::iObservers

Constructor & Destructor Documentation

CStereoWidening()

IMPORT_CCStereoWidening()[protected]
Private C++ constructor for this class.
Since
3.0

~CStereoWidening()

IMPORT_C~CStereoWidening()[virtual]

Destructor

Member Functions Documentation

DoEffectData()

IMPORT_C const TDesC8 &DoEffectData()[protected, virtual]
From CAudioEffect Create a package of the effect data
Since
3.0

IsContinuousLevelSupported()

IMPORT_C TBoolIsContinuousLevelSupported()const
Check if continuous level is supported for stereo widening.
Since
3.0

NewL()

IMPORT_C CStereoWidening *NewL()[static]
Factory function for creating the stereo widening object.
Since
3.0

NewL(CMdaAudioConvertUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioConvertUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioConvertUtility & aUtilityA reference to a convert utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMdaAudioInputStream &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioInputStream &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioInputStream & aUtilityA reference to an audio input stream utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMdaAudioOutputStream &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioOutputStream &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioOutputStream & aUtilityA reference to an audio output stream utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMdaAudioPlayerUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioPlayerUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioPlayerUtility & aUtilityA reference to an audio player utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMdaAudioRecorderUtility &, TBool, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioRecorderUtility &aUtility,
TBoolaRecordStream,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioRecorderUtility & aUtilityA reference to an audio record utility
TBool aRecordStreamETrue if the effect is to be applied to the recording, EFalse if the effect is to be applied only to the playback
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMdaAudioToneUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMdaAudioToneUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMdaAudioToneUtility & aUtilityA reference to an audio tone utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMMFDevSound &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMMFDevSound &aDevSound,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMMFDevSound & aDevSoundA reference to a DevSound instance
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CCustomCommandUtility *, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CCustomCommandUtility *aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CCustomCommandUtility * aUtilityA reference to a custom command utility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(MCustomInterface &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(MCustomInterface &aCustomInterface,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

MCustomInterface & aCustomInterfaceA reference to a custom interface
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CMidiClientUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CMidiClientUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CMidiClientUtility & aUtilityA reference to a CMidiClientUtility
TBool aEnable = EFalseIndicate whether the effect will be automatically enabled after creation.
TInt8 aInitialLevel = 0Initial value of stereo widening to be used when aEnable = ETrue

NewL(CDrmPlayerUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CDrmPlayerUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.0

Parameters

CDrmPlayerUtility & aUtility
TBool aEnable = EFalse
TInt8 aInitialLevel = 0

NewL(CVideoPlayerUtility &, TBool, TInt8)

IMPORT_C CStereoWidening *NewL(CVideoPlayerUtility &aUtility,
TBoolaEnable = EFalse,
TInt8aInitialLevel = 0
)[static]
Factory function for creating the stereo widening object.
Since
3.2

Parameters

CVideoPlayerUtility & aUtility
TBool aEnable = EFalse
TInt8 aInitialLevel = 0

SetEffectData(const TDesC8 &)

IMPORT_C voidSetEffectData(const TDesC8 &aEffectDataBuffer)[protected, virtual]
From CAudioEffect Internal function to unpack effect data
Since
3.0

Parameters

const TDesC8 & aEffectDataBufferDescriptor containing packed effect data

SetStereoWideningLevelL(TUint8)

IMPORT_C voidSetStereoWideningLevelL(TUint8aLevel)
Set stereo widening level.
Since
3.0

Parameters

TUint8 aLevelStereo widening level ranges from 0-100, where 0 is None and 100 is Maximum widening.

StereoWideningLevel()

IMPORT_C TUint8StereoWideningLevel()const
Get the stereo widening settings.
Since
3.0

Uid()

IMPORT_C TUidUid()const [virtual]

Member Data Documentation

TEfStereoWideningDataPckg iDataPckgFrom

TEfStereoWideningDataPckg iDataPckgFrom[protected]

TEfStereoWideningDataPckg iDataPckgTo

TEfStereoWideningDataPckg iDataPckgTo[protected]

TEfStereoWidening iStereoWideningData

TEfStereoWidening iStereoWideningData[protected]

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