diff -r 8ce15fced3a6 -r cad71a31b7fc speechsrv_plat/nlp_hw_device/inc/asrsnlphwdevice.h --- a/speechsrv_plat/nlp_hw_device/inc/asrsnlphwdevice.h Thu Aug 19 09:56:14 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,171 +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: Algorithms for text normalization -* -*/ - - - - - -#ifndef NLPHWDEVICE_H -#define NLPHWDEVICE_H - -// INCLUDES -#include -#include -#include -#include - -// FORWARD DECLARATIONS -class CNlpAlgorithm; - -// CLASS DECLARATION -/** -* Class to define callback functions -* -* @lib asrsttshwdevice.lib -* @since 3.0 -*/ -class MNlpHwDeviceObserver - { - public: // New functions - - /** - * Called by the HW device when the asynchronous text processing - * has been completed. - * @since 3.0 - * @param aStatus Error code, KErrNone if success - * @return none - */ - virtual void MnhdoNlpCompleted( TInt aStatus ) = 0; - - - /** - * Invoked by Nlp Hw Device when it needs a configuration data package. - * @since 3.0 - * @param aPackageType Type identifier. - * @param aPackageID Identifier of package - * @param aStartPosition Start index in bytes - * @param aEndPosition End index in bytes. If the position is bigger - * than the size of data package, the end part will be returned. - * @return Data package in a buffer - */ - virtual HBufC8* MnhdoConfigurationData( TUint32 aPackageType, - TUint32 aPackageID, - TUint32 aStartPosition = 0, - TUint32 aEndPosition = KMaxTUint32 - ) = 0; - - - /** - * Returns style given the style id. - * @since 3.0 - * @param aStyleID The style id. - * @return A reference to TTtsStyle. - */ - virtual const TTtsStyle& MnhdoStyleL( TTtsStyleID aStyleID ) = 0; - - }; - - -/** -* Class to provide text normalization -* -* @lib asrsnlphwdevice.lib -* @since 3.0 -*/ -class CNlpHwDevice : public CASRSHwDevice - { - public: // Constructors and destructor - - /** - * Two-phased constructor. - * @param aObserver Observer which implements callback functions. - * @param aSamplingRate Sampling rate for output audio - * @param aBufferSize Buffer size for output audio - */ - IMPORT_C static CNlpHwDevice* NewL( MNlpHwDeviceObserver& aObserver ); - - /** - * Destructor. - */ - IMPORT_C virtual ~CNlpHwDevice(); - - public: // New functions - - /** - * Ask if a language is supported or not. - * @since 3.0 - * @param aLanguage Synthesizing language. - * @return ETrue language is supported otherwise EFalse - */ - IMPORT_C TBool IsLanguageSupported( TLanguage aLanguage ); - - - /** - * Normalize given text, text is not splits into segments. - * @since 3.0 - * @param aText - */ - IMPORT_C void NormalizeTextL( CTtsParsedText& aText ); - - - /** - * Normalize given text asynchronously, text is not splits into segments. - * @since 3.0 - * @param aText - */ - IMPORT_C void NormalizeTextAsyncL( CTtsParsedText& aText ); - - - /** - * Normalize given text, text is split into segments - * @since 3.0 - * @param aText - */ - IMPORT_C void NormalizeAndSegmentTextL( CTtsParsedText& aText ); - - /** - * Normalize given text asynchronously, text is split into segments - * @since 3.0 - * @param aText - */ - IMPORT_C void NormalizeAndSegmentTextAsyncL( CTtsParsedText& aText ); - - private: - - /** - * C++ default constructor. - */ - CNlpHwDevice(); - - /** - * By default Symbian 2nd phase constructor is private. - */ - void ConstructL( MNlpHwDeviceObserver& aObserver ); - - private: // Data - - // Actual algorithm where all processing happens - CNlpAlgorithm* iAlgorithm; - - // Reserved pointer for future extension - TAny* iReserved; - - }; - -#endif // NLPHWDEVICE_H - -// End of File