ref: e7e4868ad7a65eb6ed2966dd5048c4bfeb14f23f
dir: /sapi/FliteTTSEngineObj/FliteTTSEngineObj.h/
/*************************************************************************/
/* */
/* Cepstral, LLC */
/* Copyright (c) 2001 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
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/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* CEPSTRAL, LLC AND THE CONTRIBUTORS TO THIS WORK DISCLAIM ALL */
/* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED */
/* WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL */
/* CEPSTRAL, LLC NOR THE CONTRIBUTORS BE LIABLE FOR ANY SPECIAL, */
/* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER */
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/* */
/*************************************************************************/
/* Author: David Huggins-Daines (dhd@cepstral.com) */
/* Date: December 2001 */
/*************************************************************************/
/* */
/* FliteTTSEngineObj.h: implementation of SAPI interface to Flite */
/* */
/*************************************************************************/
#ifndef __FLITETTSENGINEOBJ_H_
#define __FLITETTSENGINEOBJ_H_
#include <atlbase.h>
extern CComModule _Module;
#include <atlcom.h>
#include <spddkhlp.h>
#include <spcollec.h>
#include "flite.h"
class ATL_NO_VTABLE CFliteTTSEngineObj :
public CComObjectRootEx<CComMultiThreadModel>,
public ISpTTSEngine,
public ISpObjectWithToken
{
public:
CFliteTTSEngineObj() {
flite_init();
curr_utt = NULL;
curr_vox = NULL;
}
~CFliteTTSEngineObj() {
if (curr_utt) delete_utterance(curr_utt);
if (unregfunc && curr_vox) (*unregfunc)(curr_vox);
}
/* ISpObjectWithToken methods */
public:
STDMETHODIMP SetObjectToken(ISpObjectToken * pToken);
STDMETHODIMP GetObjectToken(ISpObjectToken** ppToken)
{ return SpGenericGetObjectToken(ppToken, vox_token); }
/* ISpTTSEngine methods */
public:
STDMETHOD(Speak)(DWORD dwSpeakFlags,
REFGUID rguidFormatId, const WAVEFORMATEX * pWaveFormatEx,
const SPVTEXTFRAG* pTextFragList, ISpTTSEngineSite* pOutputSite);
STDMETHOD(GetOutputFormat)(const GUID * pTargetFormatId,
const WAVEFORMATEX * pTargetWaveFormatEx,
GUID * pDesiredFormatId,
WAVEFORMATEX ** ppCoMemDesiredWaveFormatEx);
/* Implementation stuff */
protected:
/* These get set by a subclass's constructor. That's not the
proper C++ way to do this, but I do not care. */
cst_voice *(*regfunc)(const char *);
void (*unregfunc)(cst_voice *);
int (*phonemefunc)(cst_item *);
int (*visemefunc)(cst_item *);
int (*featurefunc)(cst_item *);
cst_val *(*pronouncefunc)(SPPHONEID *);
/* SAPI's use of the term "token" is quite unfortunate. */
CComPtr<ISpObjectToken> vox_token;
cst_voice *curr_vox;
/* Synthesis state variables */
cst_utterance *curr_utt;
cst_relation *tok_rel;
const SPVTEXTFRAG *curr_frag;
ISpTTSEngineSite *site;
ULONGLONG bcount;
int sentence_start;
int sentence_skip;
int aborted;
int volume;
private:
/* These have no earthly business being in a header file, but
they need access to the instance data. */
void start_new_utt();
void synth_one_utt();
void send_item_events();
void send_sentence_event(int fpos);
void get_actions_and_do_them();
int next_viseme(cst_item *s);
int viseme_len(cst_item *s);
int phoneme_len(cst_item *s);
void speak_frag();
void spell_frag();
void pronounce_frag();
void silence_frag();
void set_bookmark();
};
#endif //__FLITETTSENGINEOBJ_H_