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/*
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* Copyright (c) 2004-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: This file contains the implementation of Recognition Algorithm
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* Manager, a submodule of DevASR.
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*
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*/
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// INCLUDE FILES
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#ifdef _DEBUG
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#include <e32svr.h>
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#endif
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#include "devasrrecognitionalgmgr.h"
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#include "rubydebug.h"
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// CONSTANTS
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const TInt KInitFrontEnd = 1;
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//const TInt KInitTrainBE = 2;
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const TInt KInitRecognizerBE = 3;
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const TInt KLoadGrammar = 4;
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const TInt KLoadLexicon = 5;
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const TInt KLoadModels = 6;
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//const TInt KUtteranceDataRcvd = 7;
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const TInt KActivateGrammar = 8;
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const TInt KDeActivateGrammar = 9;
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const TInt KUnloadRule = 10;
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const TInt KUnloadGrammar = 11;
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//_LIT( KPanicDescriptor, "CRecognitionAlgMgr Panic" );
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::CRecognitionAlgMgr
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CRecognitionAlgMgr::CRecognitionAlgMgr( MRecAlgMgrObserver& aObserver )
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: CActive( CActive::EPriorityStandard ),
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iRecAlgMgrObserver( &aObserver ),
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iCombinedGrammar( NULL ),
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iCombineNeeded( ETrue ),
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iInitialized( EFalse ),
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iRecoHw( NULL ),
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iAdaptHw( NULL ),
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iSDModelBank( NULL ),
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iSIModelBank( NULL ),
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iSDGrammar( NULL ),
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iSIGrammar( NULL ),
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iSICompGrammar( NULL ),
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iSDCompGrammar( NULL ),
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iSDLexicon( NULL ),
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iSILexicon( NULL ),
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iFEState( EIdle ),
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iBEState( EIdle ),
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iFeatures( EFalse ),
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iAdaptation( ETrue ),
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iAdaptationData( NULL )
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::CRecognitionAlgMgr()" );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::ConstructL()
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::ConstructL()" );
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iRecoHw = CASRSRecognitionHwDevice::NewL( *this );
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iRecoHw->InitializeL();
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iAdaptHw = CASRSAdaptHwDevice::NewL( *this );
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iAdaptHw->InitializeL();
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CActiveScheduler::Add(this);
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RUBY_DEBUG1( "CRecognitionAlgMgr::ConstructL(): RecoHwDevice instance [%x]", iRecoHw );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CRecognitionAlgMgr* CRecognitionAlgMgr::NewL( MRecAlgMgrObserver& aObserver )
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::ConstructL()" );
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CRecognitionAlgMgr* self = new ( ELeave ) CRecognitionAlgMgr( aObserver );
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::~CRecognitionAlgMgr
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// Destructor
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// -----------------------------------------------------------------------------
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//
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CRecognitionAlgMgr::~CRecognitionAlgMgr()
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::~CRecognitionAlgMgr()" );
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iSIActiveGrammars.Reset();
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iSIDeActivatedGrammars.Reset();
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iNBestList.Reset();
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iScores.Reset();
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if ( iRecoHw != NULL )
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{
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iRecoHw->Clear();
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delete iRecoHw;
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}
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if ( iAdaptHw != NULL )
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{
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iAdaptHw->Clear();
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delete iAdaptHw;
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}
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delete iCombinedGrammar;
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iBlackList.ResetAndDestroy();
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iBlackList.Close();
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delete iAdaptationData;
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::AdaptModelsL
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// Adapts models.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::AdaptModelsL( const CSIResultSet& aResultSet,
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TInt aResultIndex,
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TLanguage aLanguage )
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::AdaptModelsL()" );
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RUBY_DEBUG1( "CRecognitionAlgMgr::AdaptModelsL aResultIndex: %x", aResultIndex );
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// TODO: Not too nice to remove consts like this
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CSIResult& iCorrectResult = ( CSIResult& ) aResultSet.AtL( aResultIndex );
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// Check that we have a modelbank to adapt
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if ( iSIModelBank == NULL )
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{
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User::Leave( KErrNotReady );
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}
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CSIResultSet& iResultSet = ( CSIResultSet& ) aResultSet;
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iAdaptHw->StartAdaptationL( iResultSet.AdaptationData(),
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*iSIModelBank,
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iCorrectResult.Pronunciation(),
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aLanguage );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::InitFrontEnd
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// Receives the initialize frontend request and starts an asynchronous handler
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// for the request.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::InitFrontEnd( TRecognizerMode aMode )
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::InitFrontEnd()" );
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// Save arguments and set code
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iMode = aMode;
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iRequestFunction = KInitFrontEnd;
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Ready( KErrNone );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::HandleInitFrontEnd
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// Asynchronously handles the initialize frontend request. The front-end module
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// is started as a result.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::HandleInitFrontEnd()
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::HandleInitFrontEnd()" );
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if ( !iInitialized )
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{
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iRecAlgMgrObserver->InitFEComplete( KErrNotReady );
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return;
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}
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if ( iFEState != EIdle )
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{
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iRecAlgMgrObserver->InitFEComplete( KErrInUse );
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return;
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}
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if ( iMode != ESiRecognition && iMode != ESiRecognitionSpeechInput )
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{
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iRecAlgMgrObserver->InitFEComplete( KErrNotSupported );
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return;
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}
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TInt error = KErrNone;
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if ( iFeatures || iAdaptation )
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{
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TRAP( error, iRecoHw->InitRecognizerFEL( ETrue ) );
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}
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else
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{
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TRAP( error, iRecoHw->InitRecognizerFEL( EFalse ) );
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}
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iRecAlgMgrObserver->InitFEComplete( error );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::InitRecognizerBE
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// Receives the initialize recognition backend request and starts an asynchronous
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// handler for the request.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::InitRecognizerBE( CSIResultSet& aResult )
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::InitRecognizerBE()" );
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// Save arguments and set code
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iSDResult = NULL;
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iSIResult = &aResult;
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iRequestFunction = KInitRecognizerBE;
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Ready( KErrNone );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::HandleInitRecognizerBE
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// Asynchronously handles the initialize recognition backend request. The backend
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// module for recognition function is started as a result.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::HandleInitRecognizerBE()
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::HandleInitRecognizerBE()" );
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if ( !iInitialized )
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{
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iRecAlgMgrObserver->InitRecognizerBEComplete( KErrNotReady );
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return;
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}
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if ( iBEState != EIdle )
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{
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iRecAlgMgrObserver->InitRecognizerBEComplete( KErrInUse );
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return;
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}
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TInt error( KErrNone );
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if ( iSDResult )
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{
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iRecAlgMgrObserver->InitRecognizerBEComplete( KErrNotSupported );
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return;
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}
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else if ( iSIResult )
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{
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// Call RecoHwDevice
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if ( ( iSIActiveGrammars.Count() == 0 ) || ( iSIModelBank == NULL ) )
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{
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// Guess it is ok to leave with KErrNotReady if all necessary
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iRecAlgMgrObserver->InitRecognizerBEComplete( KErrNotReady );
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return;
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}
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else
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{
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if ( iCombineNeeded )
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{
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delete iCombinedGrammar;
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iCombinedGrammar = NULL;
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TRAPD( error, iRecAlgMgrObserver->CombineGrammarL( iSIActiveGrammars, iBlackList ) );
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if ( error != KErrNone )
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{
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iRecAlgMgrObserver->InitRecognizerBEComplete( error );
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}
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// Wait for the callback from grammar compilation!
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return;
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}
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// Call reco HW device
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TRAP( error, iRecoHw->InitRecognizerBEL( iCombinedGrammar->Des(), *iSIModelBank ) );
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if ( error != KErrNone )
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{
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iRecAlgMgrObserver->InitRecognizerBEComplete( error );
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}
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}
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}
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else
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{
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error = KErrArgument;
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}
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if ( error == KErrNone )
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{
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iBEState = EProcessing;
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}
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::LoadGrammarL
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// Receives the load grammar request and start the asynchronous handler.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::LoadGrammarL( const CSIGrammar& aGrammar )
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadGrammarL()" );
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if ( IsActive() )
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{
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// Callback before the request function returns
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User::Leave( KErrServerBusy );
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return;
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}
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// Save arguments and set code
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iSIGrammar = &aGrammar;
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iRequestFunction = KLoadGrammar;
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Ready( KErrNone );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::LoadGrammarL
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// Receives the load grammar request and start the asynchronous handler.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::LoadGrammarL( const CSICompiledGrammar& aGrammar )
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadGrammarL()" );
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if ( IsActive() )
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{
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// Callback before the request function returns
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User::Leave( KErrServerBusy );
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return;
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}
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// Save arguments and set code
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iSICompGrammar = &aGrammar;
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/* __ASSERT_DEBUG( iSDGrammar == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );
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__ASSERT_DEBUG( iSIGrammar == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );*/
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iRequestFunction = KLoadGrammar;
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Ready( KErrNone );
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::HandleLoadGrammar
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// Asynchronous handler for Load Grammar request.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::HandleLoadGrammar()
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{
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RUBY_DEBUG0( "CRecognitionAlgMgr::HandleLoadGrammar()" );
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TInt error( KErrNone );
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if ( !iInitialized )
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{
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iRecAlgMgrObserver->LoadGrammarComplete( KErrNotReady );
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return;
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}
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if ( iSICompGrammar )
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{
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if ( iSICompGrammar->Count() < 1 )
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{
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iRecAlgMgrObserver->LoadGrammarComplete( KErrArgument );
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return;
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}
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error = iSIActiveGrammars.Append( iSICompGrammar );
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iSICompGrammar = NULL;
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// Mark that there is need to recombine grammars
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iCombineNeeded = ETrue;
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iRecAlgMgrObserver->LoadGrammarComplete( error );
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}
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else
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{
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iRecAlgMgrObserver->LoadGrammarComplete( KErrNotSupported );
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}
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}
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// -----------------------------------------------------------------------------
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// CRecognitionAlgMgr::UnloadGrammarL
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// Receives the unload grammar request and start the asynchronous handler.
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// -----------------------------------------------------------------------------
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//
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void CRecognitionAlgMgr::UnloadGrammarL( const CSIGrammar& aGrammar )
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{
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RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::UnloadGrammarL()" );
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if ( IsActive() )
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{
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// Callback before the request function returns
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User::Leave( KErrServerBusy );
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return;
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}
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// Save arguments and set code
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iSIGrammar = &aGrammar;
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iRequestFunction = KUnloadGrammar;
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Ready( KErrNone );
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}
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|
444 |
// -----------------------------------------------------------------------------
|
|
445 |
// CRecognitionAlgMgr::UnloadGrammarL
|
|
446 |
// Receives the unload grammar request and start the asynchronous handler.
|
|
447 |
// -----------------------------------------------------------------------------
|
|
448 |
//
|
|
449 |
void CRecognitionAlgMgr::UnloadGrammarL( const CSICompiledGrammar& aGrammar )
|
|
450 |
{
|
|
451 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::UnloadGrammarL()" );
|
|
452 |
|
|
453 |
if ( IsActive() )
|
|
454 |
{
|
|
455 |
// Callback before the request function returns
|
|
456 |
User::Leave( KErrServerBusy );
|
|
457 |
return;
|
|
458 |
}
|
|
459 |
|
|
460 |
// Save arguments and set code
|
|
461 |
iSICompGrammar = &aGrammar;
|
|
462 |
iRequestFunction = KUnloadGrammar;
|
|
463 |
Ready( KErrNone );
|
|
464 |
}
|
|
465 |
|
|
466 |
|
|
467 |
// -----------------------------------------------------------------------------
|
|
468 |
// CRecognitionAlgMgr::HandleUnloadGrammar
|
|
469 |
// Asynchronous handler for Load Grammar request.
|
|
470 |
// -----------------------------------------------------------------------------
|
|
471 |
//
|
|
472 |
void CRecognitionAlgMgr::HandleUnloadGrammar()
|
|
473 |
{
|
|
474 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleUnloadGrammar()" );
|
|
475 |
|
|
476 |
CSICompiledGrammar* siActiveGrammar = NULL;
|
|
477 |
CSICompiledGrammar* siNonActiveGrammar = NULL;
|
|
478 |
|
|
479 |
if ( !iInitialized )
|
|
480 |
{
|
|
481 |
iRecAlgMgrObserver->UnloadGrammarComplete( KErrNotReady );
|
|
482 |
return;
|
|
483 |
}
|
|
484 |
|
|
485 |
if ( iSICompGrammar )
|
|
486 |
{
|
|
487 |
|
|
488 |
TRAPD( error, GetGrammarL( iSICompGrammar->GrammarID(), &siActiveGrammar, &siNonActiveGrammar ) ); // Leaves if not found
|
|
489 |
if ( error != KErrNone )
|
|
490 |
{
|
|
491 |
iRecAlgMgrObserver->UnloadGrammarComplete( error );
|
|
492 |
return;
|
|
493 |
}
|
|
494 |
|
|
495 |
if ( siActiveGrammar )
|
|
496 |
{
|
|
497 |
// Remove grammar from active grammars
|
|
498 |
iSIActiveGrammars.Remove( iSIActiveGrammars.Find( siActiveGrammar ) );
|
|
499 |
// Mark that there is need to recombine grammars
|
|
500 |
iCombineNeeded = ETrue;
|
|
501 |
}
|
|
502 |
else if ( siNonActiveGrammar )
|
|
503 |
{
|
|
504 |
// Remove grammar from deactive
|
|
505 |
iSIActiveGrammars.Remove( iSIActiveGrammars.Find( siActiveGrammar ) );
|
|
506 |
// No need to set recombination flag
|
|
507 |
}
|
|
508 |
else
|
|
509 |
{
|
|
510 |
iRecAlgMgrObserver->UnloadGrammarComplete( KErrNotFound );
|
|
511 |
return;
|
|
512 |
}
|
|
513 |
}
|
|
514 |
else
|
|
515 |
{
|
|
516 |
iRecAlgMgrObserver->UnloadGrammarComplete( KErrNotSupported );
|
|
517 |
return;
|
|
518 |
}
|
|
519 |
|
|
520 |
iRecAlgMgrObserver->UnloadGrammarComplete( KErrNone );
|
|
521 |
}
|
|
522 |
|
|
523 |
|
|
524 |
// -----------------------------------------------------------------------------
|
|
525 |
// CRecognitionAlgMgr::GetGrammarL
|
|
526 |
// Find grammar based on identifier
|
|
527 |
// -----------------------------------------------------------------------------
|
|
528 |
//
|
|
529 |
void CRecognitionAlgMgr::GetGrammarL( const TSIGrammarID aGrammarID,
|
|
530 |
CSICompiledGrammar** aSIActiveGrammar,
|
|
531 |
CSICompiledGrammar** aSIDeActivatedGrammar )
|
|
532 |
{
|
|
533 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::GetGrammarL()" );
|
|
534 |
|
|
535 |
// Find the grammar.
|
|
536 |
// One of the arrays should contain the specified grammar and
|
|
537 |
// others are empty.
|
|
538 |
TInt i( 0 );
|
|
539 |
|
|
540 |
// SI active grammars.
|
|
541 |
for ( i = 0; i < iSIActiveGrammars.Count(); i++ )
|
|
542 |
{
|
|
543 |
if ( aGrammarID == iSIActiveGrammars[i]->GrammarID() )
|
|
544 |
{
|
|
545 |
// Grammar found.
|
|
546 |
*aSIActiveGrammar = iSIActiveGrammars[i];
|
|
547 |
*aSIDeActivatedGrammar = NULL;
|
|
548 |
return;
|
|
549 |
}
|
|
550 |
}
|
|
551 |
|
|
552 |
// SI deactived grammars.
|
|
553 |
for ( i = 0; i < iSIDeActivatedGrammars.Count(); i++ )
|
|
554 |
{
|
|
555 |
if ( aGrammarID == iSIDeActivatedGrammars[i]->GrammarID() )
|
|
556 |
{
|
|
557 |
// Grammar found.
|
|
558 |
*aSIDeActivatedGrammar = iSIDeActivatedGrammars[i];
|
|
559 |
*aSIActiveGrammar = NULL;
|
|
560 |
return;
|
|
561 |
}
|
|
562 |
}
|
|
563 |
|
|
564 |
User::Leave( KErrNotFound );
|
|
565 |
}
|
|
566 |
|
|
567 |
|
|
568 |
// -----------------------------------------------------------------------------
|
|
569 |
// CRecognitionAlgMgr::ActivateGrammarL
|
|
570 |
// Receives the load grammar request and start the asynchronous handler.
|
|
571 |
// -----------------------------------------------------------------------------
|
|
572 |
//
|
|
573 |
void CRecognitionAlgMgr::ActivateGrammarL( const TSIGrammarID aGrammarID )
|
|
574 |
{
|
|
575 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::ActivateGrammarL()" );
|
|
576 |
|
|
577 |
if ( IsActive() )
|
|
578 |
{
|
|
579 |
User::Leave( KErrServerBusy );
|
|
580 |
}
|
|
581 |
|
|
582 |
iRequestFunction = KActivateGrammar;
|
|
583 |
iGrammarID = aGrammarID;
|
|
584 |
Ready( KErrNone );
|
|
585 |
}
|
|
586 |
|
|
587 |
|
|
588 |
// -----------------------------------------------------------------------------
|
|
589 |
// CRecognitionAlgMgr::HandleActivateGrammar
|
|
590 |
// Asynchronous handler for activate grammar request.
|
|
591 |
// -----------------------------------------------------------------------------
|
|
592 |
//
|
|
593 |
void CRecognitionAlgMgr::HandleActivateGrammar()
|
|
594 |
{
|
|
595 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleActivateGrammar()" );
|
|
596 |
|
|
597 |
CSICompiledGrammar* siActiveGrammar = NULL;
|
|
598 |
CSICompiledGrammar* siNonActiveGrammar = NULL;
|
|
599 |
|
|
600 |
if ( !iInitialized )
|
|
601 |
{
|
|
602 |
iRecAlgMgrObserver->ActivateGrammarComplete( KErrNotReady );
|
|
603 |
}
|
|
604 |
|
|
605 |
// Find the grammar
|
|
606 |
TRAPD( error, GetGrammarL( iGrammarID, &siActiveGrammar, &siNonActiveGrammar ) ); // Leaves if not found
|
|
607 |
if ( error != KErrNone )
|
|
608 |
{
|
|
609 |
iRecAlgMgrObserver->ActivateGrammarComplete( error );
|
|
610 |
}
|
|
611 |
|
|
612 |
if ( siActiveGrammar )
|
|
613 |
{
|
|
614 |
// Do nothing since grammar is already active
|
|
615 |
}
|
|
616 |
else if ( siNonActiveGrammar )
|
|
617 |
{
|
|
618 |
// Move item from non-active grammar list to active list
|
|
619 |
iSIActiveGrammars.Append( siNonActiveGrammar );
|
|
620 |
iSIDeActivatedGrammars.Remove( iSIDeActivatedGrammars.Find( siNonActiveGrammar ) );
|
|
621 |
// Mark that there is need to recombine grammars
|
|
622 |
iCombineNeeded = ETrue;
|
|
623 |
}
|
|
624 |
else
|
|
625 |
{
|
|
626 |
iRecAlgMgrObserver->ActivateGrammarComplete( KErrNotFound );
|
|
627 |
return;
|
|
628 |
}
|
|
629 |
|
|
630 |
iRecAlgMgrObserver->ActivateGrammarComplete( KErrNone );
|
|
631 |
}
|
|
632 |
|
|
633 |
|
|
634 |
// -----------------------------------------------------------------------------
|
|
635 |
// CRecognitionAlgMgr::DeactivateGrammarL
|
|
636 |
// Receives the load grammar request and start the asynchronous handler.
|
|
637 |
// -----------------------------------------------------------------------------
|
|
638 |
//
|
|
639 |
void CRecognitionAlgMgr::DeactivateGrammarL( const TSIGrammarID aGrammarID )
|
|
640 |
{
|
|
641 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::DeactivateGrammarL()" );
|
|
642 |
|
|
643 |
if ( IsActive() )
|
|
644 |
{
|
|
645 |
User::Leave( KErrServerBusy );
|
|
646 |
}
|
|
647 |
|
|
648 |
iRequestFunction = KDeActivateGrammar;
|
|
649 |
iGrammarID = aGrammarID;
|
|
650 |
Ready( KErrNone );
|
|
651 |
}
|
|
652 |
|
|
653 |
|
|
654 |
// -----------------------------------------------------------------------------
|
|
655 |
// CRecognitionAlgMgr::HandleDeActivateGrammar
|
|
656 |
// Asynchronous handler for deactivate grammar request.
|
|
657 |
// -----------------------------------------------------------------------------
|
|
658 |
//
|
|
659 |
void CRecognitionAlgMgr::HandleDeActivateGrammar()
|
|
660 |
{
|
|
661 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleDeActivateGrammar()" );
|
|
662 |
|
|
663 |
CSICompiledGrammar* siActiveGrammar = NULL;
|
|
664 |
CSICompiledGrammar* siNonActiveGrammar = NULL;
|
|
665 |
|
|
666 |
if ( !iInitialized )
|
|
667 |
{
|
|
668 |
iRecAlgMgrObserver->DeActivateGrammarComplete( KErrNotReady );
|
|
669 |
}
|
|
670 |
|
|
671 |
// Find the grammar
|
|
672 |
TRAPD( error, GetGrammarL( iGrammarID, &siActiveGrammar, &siNonActiveGrammar ) ); // Leaves if not found
|
|
673 |
if ( error != KErrNone )
|
|
674 |
{
|
|
675 |
iRecAlgMgrObserver->DeActivateGrammarComplete( error );
|
|
676 |
}
|
|
677 |
|
|
678 |
if ( siActiveGrammar )
|
|
679 |
{
|
|
680 |
// Move item from active grammar list to non-active list
|
|
681 |
iSIDeActivatedGrammars.Append( siActiveGrammar );
|
|
682 |
iSIActiveGrammars.Remove( iSIActiveGrammars.Find( siActiveGrammar ) );
|
|
683 |
// Mark that there is need to recombine grammars
|
|
684 |
iCombineNeeded = ETrue;
|
|
685 |
}
|
|
686 |
else if ( siNonActiveGrammar )
|
|
687 |
{
|
|
688 |
// Do nothing since grammar is already inactive
|
|
689 |
}
|
|
690 |
else
|
|
691 |
{
|
|
692 |
iRecAlgMgrObserver->DeActivateGrammarComplete( KErrNotFound );
|
|
693 |
return;
|
|
694 |
}
|
|
695 |
|
|
696 |
iRecAlgMgrObserver->DeActivateGrammarComplete( KErrNone );
|
|
697 |
}
|
|
698 |
|
|
699 |
|
|
700 |
// -----------------------------------------------------------------------------
|
|
701 |
// CRecognitionAlgMgr::LoadLexiconL
|
|
702 |
// Receives the load lexicon request and start the asynchronous handler.
|
|
703 |
// -----------------------------------------------------------------------------
|
|
704 |
//
|
|
705 |
void CRecognitionAlgMgr::LoadLexiconL( const CSILexicon& aLexicon )
|
|
706 |
{
|
|
707 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadLexiconL()" );
|
|
708 |
|
|
709 |
// Save arguments and set code
|
|
710 |
if ( IsActive() )
|
|
711 |
{
|
|
712 |
// Callback before the request function returns
|
|
713 |
User::Leave( KErrServerBusy );
|
|
714 |
return;
|
|
715 |
}
|
|
716 |
|
|
717 |
iSILexicon = &aLexicon;
|
|
718 |
|
|
719 |
iRequestFunction = KLoadLexicon;
|
|
720 |
Ready( KErrNone );
|
|
721 |
}
|
|
722 |
|
|
723 |
|
|
724 |
// -----------------------------------------------------------------------------
|
|
725 |
// CRecognitionAlgMgr::HandleLoadLexicon
|
|
726 |
// Asynchronous handler for Load Lexicon request.
|
|
727 |
// -----------------------------------------------------------------------------
|
|
728 |
//
|
|
729 |
void CRecognitionAlgMgr::HandleLoadLexicon()
|
|
730 |
{
|
|
731 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleLoadLexicon()" );
|
|
732 |
|
|
733 |
TInt error( KErrNone );
|
|
734 |
|
|
735 |
if ( !iInitialized )
|
|
736 |
{
|
|
737 |
iRecAlgMgrObserver->LoadLexiconComplete( KErrNotReady );
|
|
738 |
return;
|
|
739 |
}
|
|
740 |
|
|
741 |
if ( iSDLexicon )
|
|
742 |
{
|
|
743 |
iSDLexicon = NULL;
|
|
744 |
iRecAlgMgrObserver->LoadLexiconComplete( KErrNotSupported );
|
|
745 |
return;
|
|
746 |
}
|
|
747 |
else if ( iSILexicon )
|
|
748 |
{
|
|
749 |
}
|
|
750 |
else
|
|
751 |
{
|
|
752 |
error = KErrArgument;
|
|
753 |
}
|
|
754 |
|
|
755 |
// Do not load empty lexicon
|
|
756 |
if ( iSILexicon && iSILexicon->Count() == 0 )
|
|
757 |
{
|
|
758 |
iSILexicon = NULL;
|
|
759 |
iRecAlgMgrObserver->LoadLexiconComplete( KErrArgument );
|
|
760 |
return;
|
|
761 |
}
|
|
762 |
|
|
763 |
/* __ASSERT_DEBUG( iSDLexicon == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );
|
|
764 |
__ASSERT_DEBUG( iSILexicon == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );*/
|
|
765 |
|
|
766 |
iRecAlgMgrObserver->LoadLexiconComplete( error );
|
|
767 |
}
|
|
768 |
|
|
769 |
|
|
770 |
// -----------------------------------------------------------------------------
|
|
771 |
// CRecognitionAlgMgr::LoadModelsL
|
|
772 |
// Receives the load models request and start the asynchronous handler.
|
|
773 |
// -----------------------------------------------------------------------------
|
|
774 |
//
|
|
775 |
void CRecognitionAlgMgr::LoadModelsL( const CSDModelBank& aModels )
|
|
776 |
{
|
|
777 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadModelsL()" );
|
|
778 |
|
|
779 |
if ( IsActive() )
|
|
780 |
{
|
|
781 |
User::Leave( KErrServerBusy );
|
|
782 |
return;
|
|
783 |
}
|
|
784 |
|
|
785 |
// Save arguments and set code
|
|
786 |
iSDModelBank = ( CSDModelBank* ) &aModels;
|
|
787 |
iRequestFunction = KLoadModels;
|
|
788 |
Ready( KErrNone );
|
|
789 |
}
|
|
790 |
|
|
791 |
|
|
792 |
// -----------------------------------------------------------------------------
|
|
793 |
// CRecognitionAlgMgr::LoadModelsL
|
|
794 |
// Receives the load models request and start the asynchronous handler.
|
|
795 |
// -----------------------------------------------------------------------------
|
|
796 |
//
|
|
797 |
void CRecognitionAlgMgr::LoadModelsL( const CSIModelBank& aModels )
|
|
798 |
{
|
|
799 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadModelsL()" );
|
|
800 |
|
|
801 |
if ( IsActive() )
|
|
802 |
{
|
|
803 |
User::Leave( KErrServerBusy );
|
|
804 |
}
|
|
805 |
|
|
806 |
// Save arguments and set code
|
|
807 |
iSIModelBank = ( CSIModelBank* ) &aModels;
|
|
808 |
iRequestFunction = KLoadModels;
|
|
809 |
Ready( KErrNone );
|
|
810 |
}
|
|
811 |
|
|
812 |
|
|
813 |
// -----------------------------------------------------------------------------
|
|
814 |
// CRecognitionAlgMgr::HandleLoadModels
|
|
815 |
// Asynchronous handler for Load Models request.
|
|
816 |
// -----------------------------------------------------------------------------
|
|
817 |
//
|
|
818 |
void CRecognitionAlgMgr::HandleLoadModels()
|
|
819 |
{
|
|
820 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleLoadModels()" );
|
|
821 |
|
|
822 |
TInt error( KErrNone );
|
|
823 |
|
|
824 |
if ( !iInitialized )
|
|
825 |
{
|
|
826 |
iSDModelBank = NULL;
|
|
827 |
iSIModelBank = NULL;
|
|
828 |
iRecAlgMgrObserver->LoadModelsComplete( KErrNotReady );
|
|
829 |
return;
|
|
830 |
}
|
|
831 |
|
|
832 |
if ( iSDModelBank )
|
|
833 |
{
|
|
834 |
// SD modelbank not supported
|
|
835 |
iSDModelBank = NULL;
|
|
836 |
iRecAlgMgrObserver->LoadModelsComplete( KErrNotSupported );
|
|
837 |
return;
|
|
838 |
}
|
|
839 |
else if ( iSIModelBank )
|
|
840 |
{
|
|
841 |
}
|
|
842 |
else
|
|
843 |
{
|
|
844 |
error = KErrArgument;
|
|
845 |
}
|
|
846 |
|
|
847 |
if ( iSIModelBank && iSIModelBank->Count() < 1 )
|
|
848 |
{
|
|
849 |
iSIModelBank = NULL;
|
|
850 |
iRecAlgMgrObserver->LoadModelsComplete( KErrArgument );
|
|
851 |
return;
|
|
852 |
}
|
|
853 |
|
|
854 |
/* __ASSERT_DEBUG( iSDModelBank == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );
|
|
855 |
__ASSERT_DEBUG( iSIModelBank == NULL, User::Panic( KPanicDescriptor, KErrCorrupt ) );*/
|
|
856 |
|
|
857 |
iRecAlgMgrObserver->LoadModelsComplete( error );
|
|
858 |
}
|
|
859 |
|
|
860 |
|
|
861 |
// -----------------------------------------------------------------------------
|
|
862 |
// CRecognitionAlgMgr::GetEnginePropertiesL
|
|
863 |
// Retreive the properties of the underlying speech recognition engine.
|
|
864 |
// An array of values corresponding to the querried identifiers will be populated.
|
|
865 |
// The function may leave with KErrArgument.
|
|
866 |
// -----------------------------------------------------------------------------
|
|
867 |
//
|
|
868 |
void CRecognitionAlgMgr::GetEnginePropertiesL( const RArray<TInt>& aPropertyId,
|
|
869 |
RArray<TInt>& aPropertyValue )
|
|
870 |
{
|
|
871 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::GetEnginePropertiesL()" );
|
|
872 |
|
|
873 |
for ( TInt index = 0; index < aPropertyId.Count(); index++ )
|
|
874 |
{
|
|
875 |
switch( aPropertyId[index] )
|
|
876 |
{
|
|
877 |
case KDevASRSendFeatures:
|
|
878 |
if ( iFeatures )
|
|
879 |
{
|
|
880 |
aPropertyValue[index] = 1;
|
|
881 |
}
|
|
882 |
else
|
|
883 |
{
|
|
884 |
aPropertyValue[index] = 0;
|
|
885 |
}
|
|
886 |
break;
|
|
887 |
|
|
888 |
case KDevASRAdaptation:
|
|
889 |
if ( iAdaptation )
|
|
890 |
{
|
|
891 |
aPropertyValue[index] = 1;
|
|
892 |
}
|
|
893 |
else
|
|
894 |
{
|
|
895 |
aPropertyValue[index] = 0;
|
|
896 |
}
|
|
897 |
break;
|
|
898 |
|
|
899 |
default:
|
|
900 |
break;
|
|
901 |
|
|
902 |
}
|
|
903 |
}
|
|
904 |
}
|
|
905 |
|
|
906 |
|
|
907 |
// -----------------------------------------------------------------------------
|
|
908 |
// CRecognitionAlgMgr::LoadEnginePropertiesL
|
|
909 |
// Loads properties to engine, invalid IDs are neglected.
|
|
910 |
// -----------------------------------------------------------------------------
|
|
911 |
//
|
|
912 |
void CRecognitionAlgMgr::LoadEnginePropertiesL( const RArray<TInt>& aParameterId,
|
|
913 |
const RArray<TInt>& aParameterValue )
|
|
914 |
{
|
|
915 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::LoadEnginePropertiesL()" );
|
|
916 |
|
|
917 |
for ( TInt index = 0; index < aParameterId.Count(); index++ )
|
|
918 |
{
|
|
919 |
switch( aParameterId[index] )
|
|
920 |
{
|
|
921 |
case KDevASRSendFeatures:
|
|
922 |
if ( aParameterValue[index] == 0 )
|
|
923 |
{
|
|
924 |
iFeatures = EFalse;
|
|
925 |
}
|
|
926 |
else
|
|
927 |
{
|
|
928 |
iFeatures = ETrue;
|
|
929 |
}
|
|
930 |
break;
|
|
931 |
|
|
932 |
case KDevASRAdaptation:
|
|
933 |
if ( aParameterValue[index] == 0 )
|
|
934 |
{
|
|
935 |
iAdaptation = EFalse;
|
|
936 |
}
|
|
937 |
else
|
|
938 |
{
|
|
939 |
iAdaptation = ETrue;
|
|
940 |
}
|
|
941 |
break;
|
|
942 |
|
|
943 |
default:
|
|
944 |
break;
|
|
945 |
}
|
|
946 |
}
|
|
947 |
}
|
|
948 |
|
|
949 |
|
|
950 |
// -----------------------------------------------------------------------------
|
|
951 |
// CRecognitionAlgMgr::SendSpeechData
|
|
952 |
// Sends utterance data to recognizer.
|
|
953 |
// -----------------------------------------------------------------------------
|
|
954 |
//
|
|
955 |
void CRecognitionAlgMgr::SendSpeechData( TPtrC8& aBuffer, TBool aEnd )
|
|
956 |
{
|
|
957 |
iRecoHw->SendSpeechData( aBuffer, aEnd );
|
|
958 |
}
|
|
959 |
|
|
960 |
|
|
961 |
// -----------------------------------------------------------------------------
|
|
962 |
// CRecognitionAlgMgr::StartRecSession
|
|
963 |
// Signal the start of a recognition sesion.
|
|
964 |
// -----------------------------------------------------------------------------
|
|
965 |
//
|
|
966 |
TInt CRecognitionAlgMgr::StartRecSession( TRecognizerMode aMode )
|
|
967 |
{
|
|
968 |
RUBY_DEBUG0( "CRecognitionAlgMgr::StartRecSession()" );
|
|
969 |
|
|
970 |
TInt error( KErrNone );
|
|
971 |
|
|
972 |
if ( !iInitialized )
|
|
973 |
{
|
|
974 |
return KErrNotReady;
|
|
975 |
}
|
|
976 |
|
|
977 |
if ( aMode == ESiRecognition )
|
|
978 |
{
|
|
979 |
iMode = aMode;
|
|
980 |
}
|
|
981 |
else if ( aMode == ESiRecognitionSpeechInput )
|
|
982 |
{
|
|
983 |
iMode = aMode;
|
|
984 |
}
|
|
985 |
else
|
|
986 |
{
|
|
987 |
return KErrNotSupported;
|
|
988 |
}
|
|
989 |
|
|
990 |
return error;
|
|
991 |
}
|
|
992 |
|
|
993 |
|
|
994 |
// -----------------------------------------------------------------------------
|
|
995 |
// CRecognitionAlgMgr::StartRecognitionL
|
|
996 |
// Start recognition.
|
|
997 |
// -----------------------------------------------------------------------------
|
|
998 |
//
|
|
999 |
void CRecognitionAlgMgr::StartRecognitionL()
|
|
1000 |
{
|
|
1001 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::StartRecognitionL()" );
|
|
1002 |
|
|
1003 |
if ( !iInitialized )
|
|
1004 |
{
|
|
1005 |
return;
|
|
1006 |
}
|
|
1007 |
|
|
1008 |
// Reset the result IDs
|
|
1009 |
iNBestList.Reset();
|
|
1010 |
iScores.Reset();
|
|
1011 |
|
|
1012 |
iRecoHw->StartRecognitionL( iNBestList, iScores );
|
|
1013 |
}
|
|
1014 |
|
|
1015 |
|
|
1016 |
// -----------------------------------------------------------------------------
|
|
1017 |
// CRecognitionAlgMgr::EndRecSession
|
|
1018 |
// Signal the end of a recognition sesion.
|
|
1019 |
// -----------------------------------------------------------------------------
|
|
1020 |
//
|
|
1021 |
void CRecognitionAlgMgr::EndRecSession()
|
|
1022 |
{
|
|
1023 |
RUBY_DEBUG0( "CRecognitionAlgMgr::EndRecSession()" );
|
|
1024 |
|
|
1025 |
// Reset grammars etc.
|
|
1026 |
iSIActiveGrammars.Reset();
|
|
1027 |
iSIDeActivatedGrammars.Reset();
|
|
1028 |
iNBestList.Reset();
|
|
1029 |
iScores.Reset();
|
|
1030 |
iBlackList.ResetAndDestroy();
|
|
1031 |
|
|
1032 |
delete iCombinedGrammar;
|
|
1033 |
iCombinedGrammar = NULL;
|
|
1034 |
|
|
1035 |
iCombineNeeded = ETrue;
|
|
1036 |
iSDModelBank = NULL;
|
|
1037 |
iSIModelBank = NULL;
|
|
1038 |
iSDGrammar = NULL;
|
|
1039 |
iSIGrammar = NULL;
|
|
1040 |
iSICompGrammar = NULL;
|
|
1041 |
iSDCompGrammar = NULL;
|
|
1042 |
iSDLexicon = NULL;
|
|
1043 |
iSILexicon = NULL;
|
|
1044 |
iFEState = EIdle;
|
|
1045 |
iBEState = EIdle;
|
|
1046 |
}
|
|
1047 |
|
|
1048 |
|
|
1049 |
// -----------------------------------------------------------------------------
|
|
1050 |
// CRecognitionAlgMgr::Cancel
|
|
1051 |
// Cancels the current and any on going requests/tasks.
|
|
1052 |
// -----------------------------------------------------------------------------
|
|
1053 |
//
|
|
1054 |
void CRecognitionAlgMgr::Cancel()
|
|
1055 |
{
|
|
1056 |
RUBY_DEBUG0( "CRecognitionAlgMgr::Cancel()" );
|
|
1057 |
|
|
1058 |
iRecoHw->StopRecognition();
|
|
1059 |
|
|
1060 |
iFEState = EIdle;
|
|
1061 |
iBEState = EIdle;
|
|
1062 |
|
|
1063 |
iAdaptHw->CancelAdaptation();
|
|
1064 |
|
|
1065 |
CActive::Cancel();
|
|
1066 |
}
|
|
1067 |
|
|
1068 |
|
|
1069 |
// -----------------------------------------------------------------------------
|
|
1070 |
// CRecognitionAlgMgr::DoCancel
|
|
1071 |
// Cancels the current and any on going requests/tasks.
|
|
1072 |
// -----------------------------------------------------------------------------
|
|
1073 |
//
|
|
1074 |
void CRecognitionAlgMgr::DoCancel()
|
|
1075 |
{
|
|
1076 |
RUBY_DEBUG0( "CRecognitionAlgMgr::DoCancel()" );
|
|
1077 |
}
|
|
1078 |
|
|
1079 |
|
|
1080 |
// -----------------------------------------------------------------------------
|
|
1081 |
// CRecognitionAlgMgr::GetUtteranceDuration
|
|
1082 |
// Get start and end point of utterance.
|
|
1083 |
// -----------------------------------------------------------------------------
|
|
1084 |
//
|
|
1085 |
TBool CRecognitionAlgMgr::GetUtteranceDuration( TUint32& /*aStartFrame*/,
|
|
1086 |
TUint32& /*aEndFrame*/,
|
|
1087 |
TReal& /*aFrameLength*/ )
|
|
1088 |
{
|
|
1089 |
RUBY_DEBUG0( "CRecognitionAlgMgr::GetUtteranceDuration()" );
|
|
1090 |
|
|
1091 |
return EFalse;
|
|
1092 |
}
|
|
1093 |
|
|
1094 |
|
|
1095 |
// -----------------------------------------------------------------------------
|
|
1096 |
// CRecognitionAlgMgr::UnloadRule
|
|
1097 |
// Unloads one rule from specified grammar.
|
|
1098 |
// -----------------------------------------------------------------------------
|
|
1099 |
//
|
|
1100 |
void CRecognitionAlgMgr::UnloadRule( TSIGrammarID aGrammarID, TSIRuleID aRuleID )
|
|
1101 |
{
|
|
1102 |
RUBY_DEBUG0( "CRecognitionAlgMgr::UnloadRule()" );
|
|
1103 |
|
|
1104 |
if ( !IsActive() )
|
|
1105 |
{
|
|
1106 |
iGrammarID = aGrammarID;
|
|
1107 |
iRuleID = aRuleID;
|
|
1108 |
iRequestFunction = KUnloadRule;
|
|
1109 |
Ready( KErrNone );
|
|
1110 |
}
|
|
1111 |
}
|
|
1112 |
|
|
1113 |
|
|
1114 |
// -----------------------------------------------------------------------------
|
|
1115 |
// CRecognitionAlgMgr::HandleUnloadRule
|
|
1116 |
// Asynchrounous handler for rule unload.
|
|
1117 |
// -----------------------------------------------------------------------------
|
|
1118 |
//
|
|
1119 |
void CRecognitionAlgMgr::HandleUnloadRule()
|
|
1120 |
{
|
|
1121 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleUnloadRule()" );
|
|
1122 |
|
|
1123 |
TInt error = KErrNone;
|
|
1124 |
CSICompiledGrammar* siActiveGrammar = NULL;
|
|
1125 |
CSICompiledGrammar* siNonActiveGrammar = NULL;
|
|
1126 |
CSICompiledGrammar* siGrammar = NULL;
|
|
1127 |
|
|
1128 |
if ( !iInitialized )
|
|
1129 |
{
|
|
1130 |
iRecAlgMgrObserver->UnloadRuleComplete( KErrNotReady );
|
|
1131 |
}
|
|
1132 |
|
|
1133 |
TRAP( error, GetGrammarL( iGrammarID, &siActiveGrammar, &siNonActiveGrammar ) );
|
|
1134 |
if ( error != KErrNone )
|
|
1135 |
{
|
|
1136 |
iRecAlgMgrObserver->UnloadRuleComplete( error );
|
|
1137 |
return;
|
|
1138 |
}
|
|
1139 |
|
|
1140 |
if ( siActiveGrammar != NULL )
|
|
1141 |
{
|
|
1142 |
siGrammar = siActiveGrammar;
|
|
1143 |
}
|
|
1144 |
else if ( siNonActiveGrammar != NULL )
|
|
1145 |
{
|
|
1146 |
siGrammar = siNonActiveGrammar;
|
|
1147 |
}
|
|
1148 |
else
|
|
1149 |
{
|
|
1150 |
iRecAlgMgrObserver->UnloadRuleComplete( KErrNotFound );
|
|
1151 |
return;
|
|
1152 |
}
|
|
1153 |
|
|
1154 |
// Check that given rule id can be found from the given grammar
|
|
1155 |
if ( siGrammar->Find( iRuleID ) < 0 )
|
|
1156 |
{
|
|
1157 |
iRecAlgMgrObserver->UnloadRuleComplete( KErrNotFound );
|
|
1158 |
return;
|
|
1159 |
}
|
|
1160 |
|
|
1161 |
// Fetch the actual rule object based on rule id
|
|
1162 |
TRAP_IGNORE(
|
|
1163 |
|
|
1164 |
CSIRule& blackRule = siGrammar->AtL( siGrammar->Find( iRuleID ) );
|
|
1165 |
|
|
1166 |
// Loop through the rule variants in blacklisted rule
|
|
1167 |
for ( TInt i = 0; i < blackRule.Count(); i++ )
|
|
1168 |
{
|
|
1169 |
// AtL should not leave in any case since i is every time
|
|
1170 |
// within range 0..Count()-1
|
|
1171 |
CSIRuleVariant& blackVariant = blackRule.AtL( i );
|
|
1172 |
|
|
1173 |
// Create rule variant info
|
|
1174 |
TSIRuleVariantInfo* info = new TSIRuleVariantInfo( iGrammarID, iRuleID, blackVariant.RuleVariantID() );
|
|
1175 |
if ( !info )
|
|
1176 |
{
|
|
1177 |
iRecAlgMgrObserver->UnloadRuleComplete( KErrNoMemory );
|
|
1178 |
return;
|
|
1179 |
}
|
|
1180 |
|
|
1181 |
iBlackList.Append( info );
|
|
1182 |
}
|
|
1183 |
); // TRAP_IGNORE
|
|
1184 |
|
|
1185 |
// Mark that new combination is needed
|
|
1186 |
// iCombineNeeded = ETrue;
|
|
1187 |
|
|
1188 |
iRecAlgMgrObserver->UnloadRuleComplete( error );
|
|
1189 |
}
|
|
1190 |
|
|
1191 |
|
|
1192 |
// -----------------------------------------------------------------------------
|
|
1193 |
// CRecognitionAlgMgr::CombineComplete
|
|
1194 |
// Notifies that grammar combination has been done.
|
|
1195 |
// -----------------------------------------------------------------------------
|
|
1196 |
//
|
|
1197 |
void CRecognitionAlgMgr::CombineComplete( HBufC8* aResult, TInt aError )
|
|
1198 |
{
|
|
1199 |
RUBY_DEBUG0( "CRecognitionAlgMgr::CombineComplete()" );
|
|
1200 |
|
|
1201 |
if ( aError != KErrNone )
|
|
1202 |
{
|
|
1203 |
iRecAlgMgrObserver->InitRecognizerBEComplete( aError );
|
|
1204 |
return;
|
|
1205 |
}
|
|
1206 |
|
|
1207 |
delete iCombinedGrammar;
|
|
1208 |
iCombinedGrammar = NULL;
|
|
1209 |
iCombinedGrammar = aResult;
|
|
1210 |
|
|
1211 |
// Do the rest of BE initialization
|
|
1212 |
TRAPD( error, iRecoHw->InitRecognizerBEL( iCombinedGrammar->Des(), *iSIModelBank ) );
|
|
1213 |
if ( error != KErrNone )
|
|
1214 |
{
|
|
1215 |
iRecAlgMgrObserver->InitRecognizerBEComplete( error );
|
|
1216 |
}
|
|
1217 |
}
|
|
1218 |
|
|
1219 |
|
|
1220 |
// -----------------------------------------------------------------------------
|
|
1221 |
// MASRAdaptationHwDeviceObserver MIXIN impl begins
|
|
1222 |
// -----------------------------------------------------------------------------
|
|
1223 |
|
|
1224 |
// -----------------------------------------------------------------------------
|
|
1225 |
// CRecognitionAlgMgr::MaahdAdaptationComplete
|
|
1226 |
// Model adaptation has been completed.
|
|
1227 |
// -----------------------------------------------------------------------------
|
|
1228 |
//
|
|
1229 |
void CRecognitionAlgMgr::MaahdAdaptationComplete( TInt aError )
|
|
1230 |
{
|
|
1231 |
// iAdaptHw->ClearAdaptation();
|
|
1232 |
iRecAlgMgrObserver->AdaptComplete( aError );
|
|
1233 |
}
|
|
1234 |
|
|
1235 |
|
|
1236 |
// -----------------------------------------------------------------------------
|
|
1237 |
// MASRAdaptationHwDeviceObserver MIXIN impl begins
|
|
1238 |
// -----------------------------------------------------------------------------
|
|
1239 |
|
|
1240 |
|
|
1241 |
|
|
1242 |
// -----------------------------------------------------------------------------
|
|
1243 |
// MASRSRecogHwDeviceObserver MIXIN impl begins
|
|
1244 |
// -----------------------------------------------------------------------------
|
|
1245 |
|
|
1246 |
|
|
1247 |
// -----------------------------------------------------------------------------
|
|
1248 |
// CRecognitionAlgMgr::MarhdoRequestSpeechData
|
|
1249 |
// Forwards request to upper layers.
|
|
1250 |
// -----------------------------------------------------------------------------
|
|
1251 |
//
|
|
1252 |
void CRecognitionAlgMgr::MarhdoRequestSpeechData()
|
|
1253 |
{
|
|
1254 |
iRecAlgMgrObserver->RequestSpeechData();
|
|
1255 |
}
|
|
1256 |
|
|
1257 |
|
|
1258 |
// -----------------------------------------------------------------------------
|
|
1259 |
// CRecognitionAlgMgr::MarhdoInitializationComplete
|
|
1260 |
// Initialization of Hw Device has been completed.
|
|
1261 |
// -----------------------------------------------------------------------------
|
|
1262 |
//
|
|
1263 |
void CRecognitionAlgMgr::MarhdoInitializationComplete( TInt aError )
|
|
1264 |
{
|
|
1265 |
if ( aError == KErrNone )
|
|
1266 |
{
|
|
1267 |
iInitialized = ETrue;
|
|
1268 |
}
|
|
1269 |
}
|
|
1270 |
|
|
1271 |
|
|
1272 |
// -----------------------------------------------------------------------------
|
|
1273 |
// CRecognitionAlgMgr::MarhdoRecognizerFEComplete
|
|
1274 |
// FE has been initialized.
|
|
1275 |
// -----------------------------------------------------------------------------
|
|
1276 |
//
|
|
1277 |
void CRecognitionAlgMgr::MarhdoInitRecognizerFEComplete( TInt aError )
|
|
1278 |
{
|
|
1279 |
RUBY_DEBUG1( "CRecognitionAlgMgr::MarhdoInitRecognizerFEComplete(), Status: %d", aError );
|
|
1280 |
|
|
1281 |
if ( aError == KErrNone )
|
|
1282 |
{
|
|
1283 |
iFEState = EIdle;
|
|
1284 |
}
|
|
1285 |
iRecAlgMgrObserver->InitFEComplete( aError );
|
|
1286 |
}
|
|
1287 |
|
|
1288 |
|
|
1289 |
// -----------------------------------------------------------------------------
|
|
1290 |
// CRecognitionAlgMgr::MarhdoRecognizerBEComplete
|
|
1291 |
// BE has been initialized.
|
|
1292 |
// -----------------------------------------------------------------------------
|
|
1293 |
//
|
|
1294 |
void CRecognitionAlgMgr::MarhdoInitRecognizerBEComplete( TInt aError )
|
|
1295 |
{
|
|
1296 |
RUBY_DEBUG1( "CRecognitionAlgMgr::MarhdoInitRecognizerBEComplete(), Status: %d", aError );
|
|
1297 |
|
|
1298 |
if ( aError == KErrNone )
|
|
1299 |
{
|
|
1300 |
iBEState = EIdle;
|
|
1301 |
}
|
|
1302 |
iRecAlgMgrObserver->InitRecognizerBEComplete( aError );
|
|
1303 |
}
|
|
1304 |
|
|
1305 |
|
|
1306 |
// -----------------------------------------------------------------------------
|
|
1307 |
// CRecognitionAlgMgr::MarhdoRecognitionComplete
|
|
1308 |
// Recognition has been completed
|
|
1309 |
// -----------------------------------------------------------------------------
|
|
1310 |
//
|
|
1311 |
void CRecognitionAlgMgr::MarhdoRecognitionComplete( TInt aError )
|
|
1312 |
{
|
|
1313 |
RUBY_DEBUG1( "CRecognitionAlgMgr::MarhdoRecognitionComplete, Status: %d", aError );
|
|
1314 |
|
|
1315 |
if ( iCombinedGrammar == NULL )
|
|
1316 |
{
|
|
1317 |
RUBY_DEBUG0( "CRecognitionAlgMgr::HandleMarhdoRecognitionComplete, Cancelled" );
|
|
1318 |
delete iAdaptationData;
|
|
1319 |
iAdaptationData = NULL;
|
|
1320 |
iRecAlgMgrObserver->RecognitionComplete( KErrCancel );
|
|
1321 |
return;
|
|
1322 |
}
|
|
1323 |
|
|
1324 |
// Resolve result
|
|
1325 |
iRecAlgMgrObserver->ResolveResult( iNBestList, *iSIResult, iSIActiveGrammars,
|
|
1326 |
iCombinedGrammar->Des()/*, *iSIModelBank*/ );
|
|
1327 |
|
|
1328 |
|
|
1329 |
RUBY_DEBUG1( "CRecognitionAlgMgr::MarhdoRecognitionComplete, result resolved, result count: %d", iSIResult->Count() );
|
|
1330 |
|
|
1331 |
TRAP_IGNORE(
|
|
1332 |
|
|
1333 |
// Put scores in place
|
|
1334 |
for ( TInt i = 0; i < iSIResult->Count(); i++ )
|
|
1335 |
{
|
|
1336 |
// Should not leave since we are every time within range
|
|
1337 |
CSIResult& result = iSIResult->AtL( i );
|
|
1338 |
|
|
1339 |
if ( i < iScores.Count() )
|
|
1340 |
{
|
|
1341 |
result.SetScore( iScores[i] );
|
|
1342 |
}
|
|
1343 |
else
|
|
1344 |
{
|
|
1345 |
result.SetScore( 0 );
|
|
1346 |
}
|
|
1347 |
}
|
|
1348 |
|
|
1349 |
); // TRAP_IGNORE
|
|
1350 |
|
|
1351 |
iScores.Reset();
|
|
1352 |
|
|
1353 |
RUBY_DEBUG0( "CRecognitionAlgMgr::MarhdoRecognitionComplete, scores in place" );
|
|
1354 |
|
|
1355 |
// Put adaptation data in place if needed
|
|
1356 |
if ( iAdaptation )
|
|
1357 |
{
|
|
1358 |
iSIResult->SetAdaptationData( iAdaptationData );
|
|
1359 |
// Result set gains ownership, no need to delete
|
|
1360 |
iAdaptationData = NULL;
|
|
1361 |
RUBY_DEBUG0( "CRecognitionAlgMgr::MarhdoRecognitionComplete, adaptation data in place" );
|
|
1362 |
}
|
|
1363 |
|
|
1364 |
iBEState = EIdle;
|
|
1365 |
iFEState = EIdle;
|
|
1366 |
iRecAlgMgrObserver->RecognitionComplete( aError );
|
|
1367 |
|
|
1368 |
RUBY_DEBUG0( "CRecognitionAlgMgr::MarhdoRecognitionComplete, ok, event sent" );
|
|
1369 |
}
|
|
1370 |
|
|
1371 |
|
|
1372 |
// -----------------------------------------------------------------------------
|
|
1373 |
// CRecognitionAlgMgr::MarhdoEouDetected
|
|
1374 |
// Called when EOU has been detected, no need to send samples anymore.
|
|
1375 |
// -----------------------------------------------------------------------------
|
|
1376 |
//
|
|
1377 |
void CRecognitionAlgMgr::MarhdoEouDetected( TInt aError )
|
|
1378 |
{
|
|
1379 |
RUBY_DEBUG1( "CRecognitionAlgMgr::MarhdoEouDetected(), Status: %d", aError );
|
|
1380 |
|
|
1381 |
iRecAlgMgrObserver->EouDetected( aError );
|
|
1382 |
}
|
|
1383 |
|
|
1384 |
|
|
1385 |
// -----------------------------------------------------------------------------
|
|
1386 |
// CRecognitionAlgMgr::MarhdoFeatureVector
|
|
1387 |
// Feature vector sent by AsrRecognitionHwDevice
|
|
1388 |
// -----------------------------------------------------------------------------
|
|
1389 |
//
|
|
1390 |
void CRecognitionAlgMgr::MarhdoFeatureVector( const TDesC8& aFV,
|
|
1391 |
TInt32 aSNR,
|
|
1392 |
TInt32 aPosition )
|
|
1393 |
{
|
|
1394 |
RUBY_DEBUG0( "CRecognitionAlgMgr::FeatureVectorDataRcvd()" );
|
|
1395 |
|
|
1396 |
// Collect data to one buffer
|
|
1397 |
if ( iAdaptation )
|
|
1398 |
{
|
|
1399 |
if ( aPosition == 0 )
|
|
1400 |
{
|
|
1401 |
// Clear previous data if exists
|
|
1402 |
if ( iAdaptationData )
|
|
1403 |
{
|
|
1404 |
delete iAdaptationData;
|
|
1405 |
iAdaptationData = NULL;
|
|
1406 |
}
|
|
1407 |
// Copy data to new buffer
|
|
1408 |
iAdaptationData = HBufC8::New( aFV.Length() );
|
|
1409 |
if ( !iAdaptationData )
|
|
1410 |
{
|
|
1411 |
return;
|
|
1412 |
}
|
|
1413 |
TPtr8 bufferPtr( iAdaptationData->Des() );
|
|
1414 |
bufferPtr.Copy( aFV.Ptr(), aFV.Length() );
|
|
1415 |
}
|
|
1416 |
else if ( aPosition > 0 )
|
|
1417 |
{
|
|
1418 |
if ( iAdaptationData != NULL )
|
|
1419 |
{
|
|
1420 |
// Append data to existing buffer
|
|
1421 |
iAdaptationData = iAdaptationData->ReAlloc( iAdaptationData->Length() + aFV.Length() );
|
|
1422 |
// Check that we got enough memory for new buffer
|
|
1423 |
if ( iAdaptationData == NULL )
|
|
1424 |
{
|
|
1425 |
return;
|
|
1426 |
}
|
|
1427 |
TPtr8 bufferPtr( iAdaptationData->Des() );
|
|
1428 |
bufferPtr.Append( aFV );
|
|
1429 |
}
|
|
1430 |
else
|
|
1431 |
{
|
|
1432 |
// Do a new buffer since there is no existing one
|
|
1433 |
iAdaptationData = HBufC8::New( aFV.Length() );
|
|
1434 |
if ( !iAdaptationData )
|
|
1435 |
{
|
|
1436 |
return;
|
|
1437 |
}
|
|
1438 |
TPtr8 bufferPtr( iAdaptationData->Des() );
|
|
1439 |
bufferPtr.Copy( aFV.Ptr(), aFV.Length() );
|
|
1440 |
}
|
|
1441 |
}
|
|
1442 |
}
|
|
1443 |
// Same callback to client if needed
|
|
1444 |
if ( iFeatures )
|
|
1445 |
{
|
|
1446 |
iRecAlgMgrObserver->FeatureVectorDataRcvd( aFV, aSNR, aPosition );
|
|
1447 |
}
|
|
1448 |
}
|
|
1449 |
|
|
1450 |
|
|
1451 |
// -----------------------------------------------------------------------------
|
|
1452 |
// MASRSRecogHwDeviceObserver MIXIN impl ends
|
|
1453 |
// -----------------------------------------------------------------------------
|
|
1454 |
|
|
1455 |
|
|
1456 |
// -----------------------------------------------------------------------------
|
|
1457 |
// Active object implementation begins
|
|
1458 |
// -----------------------------------------------------------------------------
|
|
1459 |
|
|
1460 |
|
|
1461 |
// -----------------------------------------------------------------------------
|
|
1462 |
// CRecognitionAlgMgr::RunL
|
|
1463 |
// Invoke by the active scheduler when a request completes.
|
|
1464 |
// -----------------------------------------------------------------------------
|
|
1465 |
//
|
|
1466 |
void CRecognitionAlgMgr::RunL()
|
|
1467 |
{
|
|
1468 |
RUBY_DEBUG_BLOCK( "CRecognitionAlgMgr::RunL()" );
|
|
1469 |
|
|
1470 |
switch(iRequestFunction)
|
|
1471 |
{
|
|
1472 |
case KInitFrontEnd:
|
|
1473 |
HandleInitFrontEnd();
|
|
1474 |
break;
|
|
1475 |
|
|
1476 |
case KInitRecognizerBE:
|
|
1477 |
HandleInitRecognizerBE();
|
|
1478 |
break;
|
|
1479 |
|
|
1480 |
case KLoadGrammar:
|
|
1481 |
HandleLoadGrammar();
|
|
1482 |
break;
|
|
1483 |
|
|
1484 |
case KLoadLexicon:
|
|
1485 |
HandleLoadLexicon();
|
|
1486 |
break;
|
|
1487 |
|
|
1488 |
case KLoadModels:
|
|
1489 |
HandleLoadModels();
|
|
1490 |
break;
|
|
1491 |
|
|
1492 |
case KActivateGrammar:
|
|
1493 |
HandleActivateGrammar();
|
|
1494 |
break;
|
|
1495 |
|
|
1496 |
case KDeActivateGrammar:
|
|
1497 |
HandleDeActivateGrammar();
|
|
1498 |
break;
|
|
1499 |
|
|
1500 |
case KUnloadRule:
|
|
1501 |
HandleUnloadRule();
|
|
1502 |
break;
|
|
1503 |
|
|
1504 |
case KUnloadGrammar:
|
|
1505 |
HandleUnloadGrammar();
|
|
1506 |
break;
|
|
1507 |
|
|
1508 |
default:
|
|
1509 |
break;
|
|
1510 |
};
|
|
1511 |
|
|
1512 |
}
|
|
1513 |
|
|
1514 |
|
|
1515 |
// -----------------------------------------------------------------------------
|
|
1516 |
// CRecognitionAlgMgr::Ready
|
|
1517 |
// Utility function to post a request complete
|
|
1518 |
// -----------------------------------------------------------------------------
|
|
1519 |
//
|
|
1520 |
void CRecognitionAlgMgr::Ready( const TInt aStatus )
|
|
1521 |
{
|
|
1522 |
TRequestStatus* stat = &iStatus;
|
|
1523 |
User::RequestComplete( stat, aStatus );
|
|
1524 |
SetActive();
|
|
1525 |
}
|
|
1526 |
|
|
1527 |
|
|
1528 |
// -----------------------------------------------------------------------------
|
|
1529 |
// Active object impl ends
|
|
1530 |
// -----------------------------------------------------------------------------
|
|
1531 |
|
|
1532 |
|
|
1533 |
// -----------------------------------------------------------------------------
|
|
1534 |
// CRecognitionAlgMgr::AlgorithmState
|
|
1535 |
// Utility function to print out the state of the algorithms.
|
|
1536 |
// -----------------------------------------------------------------------------
|
|
1537 |
//
|
|
1538 |
void CRecognitionAlgMgr::AlgorithmState()
|
|
1539 |
{
|
|
1540 |
#ifdef _DEBUG
|
|
1541 |
switch ( iFEState )
|
|
1542 |
{
|
|
1543 |
case EIdle:
|
|
1544 |
RUBY_DEBUG1( "Recognition algorithm is: [%d] - EIdle", iFEState );
|
|
1545 |
break;
|
|
1546 |
|
|
1547 |
case EProcessing:
|
|
1548 |
RUBY_DEBUG1( "Recognition algorithm is: [%d] - EProcessing", iFEState );
|
|
1549 |
break;
|
|
1550 |
|
|
1551 |
case ECancel:
|
|
1552 |
RUBY_DEBUG1( "Recognition algorithm is: [%d] - ECancel", iFEState );
|
|
1553 |
break;
|
|
1554 |
|
|
1555 |
default:
|
|
1556 |
break;
|
|
1557 |
};
|
|
1558 |
#endif
|
|
1559 |
}
|
|
1560 |
|
|
1561 |
// -----------------------------------------------------------------------------
|
|
1562 |
// CRecognitionAlgMgr::SetRejection
|
|
1563 |
// Set rejection threshold.
|
|
1564 |
// -----------------------------------------------------------------------------
|
|
1565 |
//
|
|
1566 |
void CRecognitionAlgMgr::SetRejection( TUint32 aRejection )
|
|
1567 |
{
|
|
1568 |
RUBY_DEBUG0( "CRecognitionAlgMgr::SetRejection()" );
|
|
1569 |
|
|
1570 |
iRecoHw->SetRejection( aRejection );
|
|
1571 |
}
|