RSpeechRecognitionCustomCommands Class Reference

#include <mmf/common/speechrecognitioncustomcommands.h>

Link against: speechrecognitioncustomcommands.lib

class RSpeechRecognitionCustomCommands : public RMMFCustomCommandsBase

Inherits from

RSpeechRecognitionCustomCommands
- RMMFCustomCommandsBase

Public Member Functions
	RSpeechRecognitionCustomCommands(RMMFController &)
IMPORT_C TInt	AddPronunciation(TLexiconID, TModelBankID, TModelID, TPronunciationID &)
IMPORT_C TInt	AddRule(TGrammarID, TLexiconID, TPronunciationID, TRuleID &)
IMPORT_C void	Cancel()
IMPORT_C TInt	CommitChanges()
IMPORT_C TInt	CreateGrammar(TGrammarID &)
IMPORT_C TInt	CreateLexicon(TLexiconID &)
IMPORT_C TInt	CreateModelBank(TModelBankID &)
IMPORT_C TInt	EndRecSession()
IMPORT_C TInt	GetAllClientGrammarIDs()
IMPORT_C TInt	GetAllClientLexiconIDs()
IMPORT_C TInt	GetAllClientModelBankIDs()
IMPORT_C TInt	GetAllGrammarIDs()
IMPORT_C TInt	GetAllLexiconIDs()
IMPORT_C TInt	GetAllModelBankIDs()
IMPORT_C TInt	GetAllModelIDs(TModelBankID)
IMPORT_C TInt	GetAllPronunciationIDs(TLexiconID)
IMPORT_C TInt	GetAllRuleIDs(TGrammarID)
IMPORT_C TInt	GetAvailableStorage(TInt &)
IMPORT_C TInt	GetEngineProperties(const RArray< TInt > &, RArray< TInt > &)
IMPORT_C void	GetGrammarIDArrayL(RArray< TGrammarID > &)
IMPORT_C void	GetLexiconIDArrayL(RArray< TLexiconID > &)
IMPORT_C void	GetModelBankIDArrayL(RArray< TModelBankID > &)
IMPORT_C TInt	GetModelCount(TModelBankID, TInt &)
IMPORT_C void	GetModelIDArrayL(RArray< TModelID > &)
IMPORT_C void	GetPronunciationIDArrayL(RArray< TPronunciationID > &)
IMPORT_C void	GetResultSetL(CSDClientResultSet &)
IMPORT_C void	GetRuleIDArrayL(RArray< TRuleID > &)
IMPORT_C TInt	GetRuleValidity(TGrammarID, TRuleID, TBool &)
IMPORT_C TInt	GetUtteranceDuration(TModelBankID, TModelID, TTimeIntervalMicroSeconds32 &)
IMPORT_C TInt	LoadEngineParameters(const RArray< TInt > &, const RArray< TInt > &)
IMPORT_C TInt	LoadGrammar(TGrammarID)
IMPORT_C TInt	LoadLexicon(TLexiconID)
IMPORT_C TInt	LoadModels(TModelBankID)
IMPORT_C TInt	PlayUtterance(TModelBankID, TModelID)
IMPORT_C TInt	Recognize(CSDClientResultSet &)
IMPORT_C TInt	Record(TTimeIntervalMicroSeconds32)
IMPORT_C TInt	RemoveGrammar(TGrammarID)
IMPORT_C TInt	RemoveLexicon(TLexiconID)
IMPORT_C TInt	RemoveModel(TModelBankID, TModelID)
IMPORT_C TInt	RemoveModelBank(TModelBankID)
IMPORT_C TInt	RemovePronunciation(TLexiconID, TPronunciationID)
IMPORT_C TInt	RemoveRule(TGrammarID, TRuleID)
IMPORT_C TInt	SetClientUid(TUid)
IMPORT_C TInt	StartRecSession(TRecognitionMode)
IMPORT_C TInt	Train(TModelBankID, TModelID &)
IMPORT_C TInt	UnloadRule(TGrammarID, TRuleID)

Inherited Attributes
	RMMFCustomCommandsBase::iController
	RMMFCustomCommandsBase::iDestinationPckg

Inherited Functions
	RMMFCustomCommandsBase::RMMFCustomCommandsBase(RMMFController &,TUid)

Detailed Description

This is the main class of Speech Recognition Custom Commands.

Since: 8.0

Constructor & Destructor Documentation

RSpeechRecognitionCustomCommands ( RMMFController & )

IMPORT_C

RSpeechRecognitionCustomCommands

(

RMMFController &

aController

)

Public C++ constructor for RSpeechRecognitionCustomCommands class.

Since: 8.0

Parameters
aController	A reference to a RMMFController object.

Member Function Documentation

AddPronunciation ( TLexiconID, TModelBankID, TModelID, TPronunciationID & )

IMPORT_C TInt	AddPronunciation	(	TLexiconID	aLexiconID,
			TModelBankID	aModelBankID,
			TModelID	aModelID,
			TPronunciationID &	aPronunciationID
		)

Adds a new pronunciation for the given model into the specified lexicon.

Since: 8.0

Parameters
aLexiconID	The lexicon ID to where the new pronunciation is added.
aModelBankID	The model bank ID.
aModelID	The model ID.
aPronunciationID	A reference to where a new pronunciation ID is assigned.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

AddRule ( TGrammarID, TLexiconID, TPronunciationID, TRuleID & )

IMPORT_C TInt	AddRule	(	TGrammarID	aGrammarID,
			TLexiconID	aLexiconID,
			TPronunciationID	aPronunciationID,
			TRuleID &	aRuleID
		)

Adds a new rule for the given pronunciation into the specified grammar.

Since: 8.0

Parameters
aGrammarID	The grammar ID to where the new rule is added.
aLexiconID	The lexicon ID.
aPronunciationID	The pronunciation ID.
aRuleID	A reference to where a new rule ID is assigned.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

Cancel ( )

IMPORT_C void

Cancel

(

)

Cancels the current operation.

Since: 8.0

CommitChanges ( )

IMPORT_C TInt

CommitChanges

(

)

Commits the current train operation to the database.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

CreateGrammar ( TGrammarID & )

IMPORT_C TInt

CreateGrammar

(

TGrammarID &

aGrammarID

)

Creates a new grammar.

Since: 8.0

Parameters
aGrammarID	A reference to where the grammar ID is stored.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

CreateLexicon ( TLexiconID & )

IMPORT_C TInt

CreateLexicon

(

TLexiconID &

aLexiconID

)

Creates a new lexicon.

Since: 8.0

Parameters
aLexiconID	A reference where lexicon ID is stored.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

CreateModelBank ( TModelBankID & )

IMPORT_C TInt

CreateModelBank

(

TModelBankID &

aModelBankID

)

Creates a new model bank.

Since: 8.0

Parameters
aModelBankID	A reference to where a new model bank ID is assigned.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

EndRecSession ( )

IMPORT_C TInt

EndRecSession

(

)

Ends the current recognition session.

The resources allocated for recognition are freed.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllClientGrammarIDs ( )

IMPORT_C TInt

GetAllClientGrammarIDs

(

)

Returns all grammar IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllClientLexiconIDs ( )

IMPORT_C TInt

GetAllClientLexiconIDs

(

)

Returns all lexicon IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllClientModelBankIDs ( )

IMPORT_C TInt

GetAllClientModelBankIDs

(

)

Returns all modelBank IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllGrammarIDs ( )

IMPORT_C TInt

GetAllGrammarIDs

(

)

Returns all grammar IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllLexiconIDs ( )

IMPORT_C TInt

GetAllLexiconIDs

(

)

Returns all lexicon IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllModelBankIDs ( )

IMPORT_C TInt

GetAllModelBankIDs

(

)

Returns all modelBank IDs owned by the client.

Since: 8.0

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllModelIDs ( TModelBankID )

IMPORT_C TInt

GetAllModelIDs

(

TModelBankID

aModelBankID

)

Returns all model IDs that exist in the specified model bank.

Since: 8.0

Parameters
aModelBankID	The model bank ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllPronunciationIDs ( TLexiconID )

IMPORT_C TInt

GetAllPronunciationIDs

(

TLexiconID

aLexiconID

)

Returns all pronunciation IDs that exist in the specified lexicon.

Since: 8.0

Parameters
aLexiconID	The lexicon ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAllRuleIDs ( TGrammarID )

IMPORT_C TInt

GetAllRuleIDs

(

TGrammarID

aGrammarID

)

Returns all rule IDs that exist in the specified grammar.

Since: 8.0

Parameters
aGrammarID	The grammar ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetAvailableStorage ( TInt & )

IMPORT_C TInt

GetAvailableStorage

(

TInt &

aAvailableStorage

)

Returns the number of models available for training system wide, based on available disk space.

Since: 8.0

Parameters
aAvailableStorage	The number of models that can be held in available storage space.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetEngineProperties ( const RArray< TInt > &, RArray< TInt > & )

IMPORT_C TInt	GetEngineProperties	(	const RArray< TInt > &	aPropertyId,
			RArray< TInt > &	aPropertyValue
		)

Returns the engine properties specified by the engine property ID array. On return aPropertyValue contains an array of engine properties.

Since: 8.0

Parameters
aPropertyId	A constant reference to an array of engine property IDs.
aPropertyValue	A reference to an array of engine property values.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetGrammarIDArrayL ( RArray< TGrammarID > & )

IMPORT_C void

GetGrammarIDArrayL

(

RArray< TGrammarID > &

aGrammarIDs

)

Gets an array of grammar IDs previously requested by GetAllGrammarIDs.

Since: 8.0

Parameters
aGrammarIDs	An array to store grammar IDs.

GetLexiconIDArrayL ( RArray< TLexiconID > & )

IMPORT_C void

GetLexiconIDArrayL

(

RArray< TLexiconID > &

aLexiconIDs

)

Gets an array of lexicon IDs previously requested by GetAllLexiconIDs.

Since: 8.0

Parameters
aLexiconIDs	An array to store lexicon IDs.

GetModelBankIDArrayL ( RArray< TModelBankID > & )

IMPORT_C void

GetModelBankIDArrayL

(

RArray< TModelBankID > &

aModelBankIDs

)

Gets an array of modelBank IDs previously requested by GetAllModelBankIDs.

Since: 8.0

Parameters
aModelBankIDs	An array to store modelBank IDs.

GetModelCount ( TModelBankID, TInt & )

IMPORT_C TInt	GetModelCount	(	TModelBankID	aModelBankID,
			TInt &	aModelCount
		)

Returns the number of models in the specified model bank.

Since: 8.0

Parameters
aModelBankID	The model bank ID.
aModelCount	The reference where the number of models is set.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetModelIDArrayL ( RArray< TModelID > & )

IMPORT_C void

GetModelIDArrayL

(

RArray< TModelID > &

aModelIDs

)

Gets an array of model IDs previously requested by GetAllModelIDs.

Since: 8.0

Parameters
aModelIDs	An array to store model IDs.

GetPronunciationIDArrayL ( RArray< TPronunciationID > & )

IMPORT_C void

GetPronunciationIDArrayL

(

RArray< TPronunciationID > &

aPronunciationIDs

)

Gets an array of pronunciation IDs previously requested by GetAllPronunciationIDs.

Since: 8.0

Parameters
aPronunciationIDs	An array to store pronunciation IDs.

GetResultSetL ( CSDClientResultSet & )

IMPORT_C void

GetResultSetL

(

CSDClientResultSet &

aResultSet

)

Gets a client result set previously created by a call to Recognise().

Since: 8.0

Parameters
aResultSet	The ResultSet used to contain the recognition results

GetRuleIDArrayL ( RArray< TRuleID > & )

IMPORT_C void

GetRuleIDArrayL

(

RArray< TRuleID > &

aRuleIDs

)

Gets an array of rule IDs previously requested by GetAllRuleIDs.

Since: 8.0

Parameters
aRuleIDs	An array to store rule IDs.

GetRuleValidity ( TGrammarID, TRuleID, TBool & )

IMPORT_C TInt	GetRuleValidity	(	TGrammarID	aGrammarID,
			TRuleID	aRuleID,
			TBool &	aValid
		)

Checks if the rule is valid or not.

Since: 8.0

Parameters
aGrammarID	The grammar ID.
aRuleID	The rule ID.
aValid	A reference where the validity of the rule is set.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

GetUtteranceDuration ( TModelBankID, TModelID, TTimeIntervalMicroSeconds32 & )

IMPORT_C TInt	GetUtteranceDuration	(	TModelBankID	aModelBankID,
			TModelID	aModelID,
			TTimeIntervalMicroSeconds32 &	aDuration
		)

Returns the duration of the utterance for the specified model.

Since: 8.0

Parameters
aModelBankID	model bank Id
aModelID	model Id
aDuration	reference where the duration of utterance is set

Return Value: System-wide errors

LoadEngineParameters ( const RArray< TInt > &, const RArray< TInt > & )

IMPORT_C TInt	LoadEngineParameters	(	const RArray< TInt > &	aParameterId,
			const RArray< TInt > &	aParameterValue
		)

Uploads the specified parameters into the engine.

Since: 8.0

Parameters
aParameterId	An array of parameter IDs.
aParameterValue	An array of parameter values.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

LoadGrammar ( TGrammarID )

IMPORT_C TInt

LoadGrammar

(

TGrammarID

aGrammarID

)

Loads the specified grammar into the recognizer; done prior to recognition.

Since: 8.0

Parameters
aGrammarID	The grammar ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

LoadLexicon ( TLexiconID )

IMPORT_C TInt

LoadLexicon

(

TLexiconID

aLexiconID

)

Loads the specified lexicon into the recognizer; done prior to recognition.

Since: 8.0

Parameters
aLexiconID	The lexicon ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

LoadModels ( TModelBankID )

IMPORT_C TInt

LoadModels

(

TModelBankID

aModelBankID

)

Loads the specified model bank into the recognizer; done prior to recognition.

Since: 8.0

Parameters
aModelBankID	The model bank ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

PlayUtterance ( TModelBankID, TModelID )

IMPORT_C TInt	PlayUtterance	(	TModelBankID	aModelBankID,
			TModelID	aModelID
		)

Plays the previously trained utterance.

Since: 8.0

Parameters
aModelBankID	The model bank ID.
aModelID	The model ID, whose utterance is played.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

Recognize ( CSDClientResultSet & )

IMPORT_C TInt

Recognize

(

CSDClientResultSet &

aResultSet

)

Initiates recognition; performed following loading of model bank, lexicon, and grammar.

Since: 8.0

Parameters
aResultSet	A reference where the recognition result is set.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

Record ( TTimeIntervalMicroSeconds32 )

IMPORT_C TInt

Record

(

TTimeIntervalMicroSeconds32

aRecordTime

)

Records the user utterance for training and recognition.

Since: 8.0

Parameters
aRecordTime	The recording time in microseconds.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemoveGrammar ( TGrammarID )

IMPORT_C TInt

RemoveGrammar

(

TGrammarID

aGrammarID

)

Removes the specified grammar from the permanent storage.

Removing a grammar will remove all rules within the grammar.

Since: 8.0

Parameters
aGrammarID	The grammar ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemoveLexicon ( TLexiconID )

IMPORT_C TInt

RemoveLexicon

(

TLexiconID

aLexiconID

)

Removes the specified lexicon from the permanent storage.

Removing a lexicon will remove all pronunciations within the lexicon.

Since: 8.0

Parameters
aLexiconID	The lexicon ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemoveModel ( TModelBankID, TModelID )

IMPORT_C TInt	RemoveModel	(	TModelBankID	aModelBankID,
			TModelID	aModelID
		)

Removes the specified model from the specified model bank permanently.

Since: 8.0

Parameters
aModelBankID	The model bank ID.
aModelID	The model ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemoveModelBank ( TModelBankID )

IMPORT_C TInt

RemoveModelBank

(

TModelBankID

aModelBankID

)

Removes the specified model bank from the permanent storage.

Removing a model bank will remove all models within the model bank.

Since: 8.0

Parameters
aModelBankID	The model bank ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemovePronunciation ( TLexiconID, TPronunciationID )

IMPORT_C TInt	RemovePronunciation	(	TLexiconID	aLexiconID,
			TPronunciationID	aPronunciationID
		)

Removes the specified pronunciation from the specified lexicon permanently.

Since: 8.0

Parameters
aLexiconID	The lexicon ID.
aPronunciationID	The pronunciation ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

RemoveRule ( TGrammarID, TRuleID )

IMPORT_C TInt	RemoveRule	(	TGrammarID	aGrammarID,
			TRuleID	aRuleID
		)

Removes the specified rule from the specified grammar permanently.

Since: 8.0

Parameters
aGrammarID	The grammar ID.
aRuleID	The rule ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

SetClientUid ( TUid )

IMPORT_C TInt

SetClientUid

(

TUid

aClientUid

)

Sets the client UID for client.

Since: 8.0

Parameters
aClientUid	The client UID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

StartRecSession ( TRecognitionMode )

IMPORT_C TInt

StartRecSession

(

TRecognitionMode

aMode

)

Starts a new recognition session.

Since: 8.0

Parameters
aMode	The recognition mode.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

Train ( TModelBankID, TModelID & )

IMPORT_C TInt	Train	(	TModelBankID	aModelBankID,
			TModelID &	aModelID
		)

Trains a new model into the specified model bank.

Since: 8.0

Parameters
aModelBankID	The model bank ID.
aModelID	The reference to where a new model ID is assigned.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.

UnloadRule ( TGrammarID, TRuleID )

IMPORT_C TInt	UnloadRule	(	TGrammarID	aGrammarID,
			TRuleID	aRuleID
		)

Unloads the specified rule from the specified grammar in temporary memory, previously loaded with LoadGrammarL(). The rule in the permanent storage remains intact.

Since: 8.0

Parameters
aGrammarID	The grammar ID.
aRuleID	The rule ID.

Return Value: An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.