--- a/srsfenginestub/grcompilerhwdevice/src/asrsgrcompilerhwdevice.h Thu Aug 19 09:36:39 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,233 +0,0 @@
-/*
-* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: ARM hardware device for grammar compiling
-*
-*/
-
-
-
-
-
-
-#ifndef ASRSGRCOMPILERHWDEVICE_H
-#define ASRSGRCOMPILERHWDEVICE_H
-
-// INCLUDES
-#include <asrshwdevice.h>
-#include <nsssispeechrecognitiondatadevasr.h>
-
-// FORWARD DECLARATIONS
-class CAsrsGrCompilerAlgorithm;
-class CSDCompiledGrammar; // For future extensions; the class doesn't exist yet.
-class CSDLexicon;
-class CSDModelBank;
-class CSDResultSet;
-
-// CLASS DECLARATION
-/**
-* Callback class for Grammar Compiler.
-*
-* @lib asrgrcompilerhwdevice.lib
-* @since 2.8
-*/
-class MASRSGrCompilerHwDeviceObserver
- {
-public: // New functions
-
- /**
- * Called after grammar compilation has finished or stopped.
- * @since 2.8
- * @param aError KErrNone or a system-wide error code
- * @return none
- */
- virtual void MghdoGrammarCompilerComplete(TInt aError) = 0;
-
- /**
- * Called after grammar combination has finished or stopped.
- * @since 2.8
- * @param aResult The compiled grammar. Format dependes on the technology provider.
- * @param aError KErrNone or a system-wide error code
- * @return none
- */
- virtual void MghdoGrammarCombinerComplete(HBufC8* aResult, TInt aError) = 0;
-
- /**
- * Combination and compilation operations require lexicons. To provide those
- * lexicons when needed, the client must implement these functions.
- * CASRGrCompilerHwDevice takes ownership of the data.
- * @since 2.8
- * @param aID The lexicon identifier
- * @return The lexicon. CASRGrCompiler takes ownership.
- */
- virtual CSILexicon* MghdoSILexiconL(TSILexiconID aID) = 0;
-
- /**
- * Callback function to load configuration data.
- * Client provides an implementation.
- *
- * @param aPackageType Type identifier.
- * @param aPackageID Package identifier.
- * @param aStartPosition First byte.
- * @param aEndPosition Last byte. If greater than the size of
- * the data, rest of the data is given.
- * @return Pointer to the data buffer, HW Device takes ownership.
- */
- virtual HBufC8* MghdoConfigurationData( TUint32 aPackageType,
- TUint32 aPackageID,
- TUint32 aStartPosition = 0,
- TUint32 aEndPosition = KMaxTUint32 ) = 0;
-
- };
-
-/**
-* Grammar compilation algortithms
-*
-* @lib asrgrcompilerhwdevice.lib
-* @since 2.8
-*/
-class CASRSGrCompilerHwDevice : public CASRSHwDevice
- {
- public: // Constructors and destructor
-
- /**
- * Two-phased constructor.
- */
- IMPORT_C static CASRSGrCompilerHwDevice* NewL(
- MASRSGrCompilerHwDeviceObserver& aObserver
- );
-
- /**
- * Destructor.
- */
- IMPORT_C virtual ~CASRSGrCompilerHwDevice();
-
- public: // New functions
-
- /**
- * Compiles a speaker independent grammar. Asynchronous.
- * Callback is MghdoGrammarCompilerComplete.
- * @since 2.8
- * @param aSICompiledGrammar The grammar to be compiled.
- * @return none
- */
- IMPORT_C void CompileGrammarL( CSICompiledGrammar& aSICompiledGrammar );
-
- /**
- * Combines several speaker independent grammars. The result is a combined grammar
- * in internal data format.
- * If some rules are excluded (blacklisted), then they are absent from the combined
- * grammar, but the compiled grammars are left untouched.
- * @since 2.8
- * @param aCompiledGrammars Array of previously compiled grammar
- * @param aExcludedRules Rules to be blacklisted.
- * @return none
- */
- IMPORT_C void CombineGrammarL(const RPointerArray<CSICompiledGrammar>& aCompiledGrammars,
- const RPointerArray<TSIRuleVariantInfo>& aExcludedRules);
-
- /**
- * Cancels grammar compilation. No callback is sent to the client.
- * @since 2.8
- * @param none
- * @return none
- */
- IMPORT_C void CancelCompilation();
-
- /**
- * Cancels grammar combination. No callback is sent to the client.
- * @since 2.8
- * @param none
- * @return none
- */
- IMPORT_C void CancelCombination();
-
- /**
- * Decodes an N-Best list from internal format into a recognition result.
- * @since 2.8
- * @param aNBestIDs - N-Best result, as it came from the Recognition HW Device
- * @param aSIResultSet - Empty recognition result to be populated.
- * @param aSICompiledGrammar - The grammars, which were combined to get aCombinedGrammar
- * @param aCombinedData - The combined grammar, which was used in recognition
- * @return none
- */
- IMPORT_C void ResolveResult(const RArray<TUint>& aNBestIDs,
- CSIResultSet& aSIResultSet,
- const RPointerArray<CSICompiledGrammar>& aSICompiledGrammar,
- const TDesC8& aCombinedData
- ) const;
-
- public: // Functions from base classes
-
- /**
- * From CASRSHwDevice
- * Retrieve a custom interface
- * @since 2.8
- * @param aInterfaceId - UID of the interface
- * @return Pointer to a custom interface
- */
- IMPORT_C TAny* CustomInterface(TUid aInterfaceId);
-
- /**
- * From CASRSHwDevice
- * Initializes the device. Subsequent calls reset the device.
- * @since 2.8
- * @param none
- * @return none
- */
- IMPORT_C void InitializeL();
-
- /**
- * From CASRSHwDevice
- * Clears the device.
- * @since 2.8
- * @param none
- * @return none
- */
- IMPORT_C void ClearL();
-
- private:
-
- /**
- * C++ default constructor.
- */
- CASRSGrCompilerHwDevice(MASRSGrCompilerHwDeviceObserver& aObserver);
-
- /**
- * By default Symbian 2nd phase constructor is private.
- */
- void ConstructL();
-
- // Prohibit copy constructor if not deriving from CBase.
- CASRSGrCompilerHwDevice( const CASRSGrCompilerHwDevice& );
- // Prohibit assigment operator if not deriving from CBase.
- CASRSGrCompilerHwDevice& operator=( const CASRSGrCompilerHwDevice& );
-
- private: // Data
-
- // The observer
- MASRSGrCompilerHwDeviceObserver& iObserver;
-
- // Implementation-specific functions and data
- CAsrsGrCompilerAlgorithm *iAlgorithm;
-
- // Has Initialize() been called
- TBool iIsInitialised;
-
- // Reserved pointer for future extension.
- TAny* iReserved;
- };
-
-#endif // ASRSGRCOMPILERHWDEVICE_H
-
-// End of File