flightgear/3rdparty/flite_hts_engine/flite/include/cst_synth.h
2022-10-20 20:29:11 +08:00

94 lines
4.6 KiB
C

/*************************************************************************/
/* */
/* Language Technologies Institute */
/* Carnegie Mellon University */
/* Copyright (c) 2000 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* 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. */
/* */
/* CARNEGIE MELLON UNIVERSITY 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 CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* Author: Alan W Black (awb@cs.cmu.edu) */
/* Date: September 2000 */
/*************************************************************************/
/* */
/* General synth functions */
/* */
/*************************************************************************/
#ifndef _SYNTH_H__
#define _SYNTH_H__
#include "cst_hrg.h"
#include "cst_tokenstream.h"
#include "cst_voice.h"
typedef int (*cst_breakfunc)(cst_tokenstream *ts,
const char *token,
cst_relation *tokens);
CST_VAL_USER_FUNCPTR_DCLS(breakfunc,cst_breakfunc)
int default_utt_break(cst_tokenstream *ts,
const char *token, cst_relation *tokens);
/* You must call utt_init before any of the others. */
cst_utterance *utt_init(cst_utterance *u, cst_voice *vox);
cst_utterance *utt_synth(cst_utterance *u);
cst_utterance *utt_synth_phones(cst_utterance *u);
cst_utterance *utt_synth_tokens(cst_utterance *u);
typedef struct cst_dur_stats_struct {
char *phone;
float mean;
float stddev;
} dur_stat;
typedef dur_stat *dur_stats; /* only one star, due to funky cst_val magic */
CST_VAL_USER_TYPE_DCLS(dur_stats,dur_stats)
cst_utterance *default_segmentanalysis(cst_utterance *u);
cst_utterance *default_tokenization(cst_utterance *u);
cst_utterance *default_textanalysis(cst_utterance *u);
cst_val *default_tokentowords(cst_item *i);
cst_utterance *default_phrasing(cst_utterance *u);
cst_utterance *default_pos_tagger(cst_utterance *u);
cst_utterance *default_lexical_insertion(cst_utterance *u);
cst_utterance *default_pause_insertion(cst_utterance *u);
cst_utterance *cart_intonation(cst_utterance *u);
cst_utterance *cart_duration(cst_utterance *u);
cst_utterance *flat_prosody(cst_utterance *u);
typedef struct cst_synth_module_struct {
const char *hookname;
cst_uttfunc defhook;
} cst_synth_module;
cst_utterance *apply_synth_module(cst_utterance *u,
const cst_synth_module *mod);
cst_utterance *apply_synth_method(cst_utterance *u,
const cst_synth_module meth[]);
#endif