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

149 lines
7.2 KiB
C

/* ----------------------------------------------------------------- */
/* The English TTS System "Flite+hts_engine" */
/* developed by HTS Working Group */
/* http://hts-engine.sourceforge.net/ */
/* ----------------------------------------------------------------- */
/* */
/* Copyright (c) 2005-2013 Nagoya Institute of Technology */
/* Department of Computer Science */
/* */
/* 2005-2008 Tokyo Institute of Technology */
/* Interdisciplinary Graduate School of */
/* Science and Engineering */
/* */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* - Redistributions of source code must retain the above copyright */
/* notice, this list of conditions and the following disclaimer. */
/* - Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials provided */
/* with the distribution. */
/* - Neither the name of the HTS working group nor the names of its */
/* contributors may be used to endorse or promote products derived */
/* from this software without specific prior written permission. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND */
/* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS */
/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, */
/* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED */
/* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, */
/* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
/* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, */
/* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY */
/* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* ----------------------------------------------------------------- */
#ifndef FLITE_HTS_ENGINE_H
#define FLITE_HTS_ENGINE_H
#ifdef __cplusplus
#define FLITE_HTS_ENGINE_H_START extern "C" {
#define FLITE_HTS_ENGINE_H_END }
#else
#define FLITE_HTS_ENGINE_H_START
#define FLITE_HTS_ENGINE_H_END
#endif /* __CPLUSPLUS */
FLITE_HTS_ENGINE_H_START;
#include "HTS_engine.h"
typedef struct _Flite_HTS_Engine {
HTS_Engine engine;
} Flite_HTS_Engine;
/* Flite_HTS_Engine_initialize: initialize system */
void Flite_HTS_Engine_initialize(Flite_HTS_Engine * f);
/* Flite_HTS_Engine_load: load HTS voice */
HTS_Boolean Flite_HTS_Engine_load(Flite_HTS_Engine * f, const char *fn);
/* Flite_HTS_Engine_set_sampling_frequency: set sampling frequency */
void Flite_HTS_Engine_set_sampling_frequency(Flite_HTS_Engine * f, size_t i);
/* Flite_HTS_Engine_set_fperiod: set frame period */
void Flite_HTS_Engine_set_fperiod(Flite_HTS_Engine * f, size_t i);
/* Flite_HTS_Engine_set_audio_buff_size: set audio buffer size */
void Flite_HTS_Engine_set_audio_buff_size(Flite_HTS_Engine * engine, size_t i);
/* Flite_HTS_Engine_set_alpha: set alpha */
void Flite_HTS_Engine_set_alpha(Flite_HTS_Engine * f, double d);
/* Flite_HTS_Engine_set_beta: set beta */
void Flite_HTS_Engine_set_beta(Flite_HTS_Engine * f, double d);
/* Flite_HTS_Engine_add_half_tone: add half-tone */
void Flite_HTS_Engine_add_half_tone(Flite_HTS_Engine * f, double d);
/* Flite_HTS_Engine_set_msd_threshold: set MSD threshold */
void Flite_HTS_Engine_set_msd_threshold(Flite_HTS_Engine * f, size_t stream_index, double d);
/* Flite_HTS_Engine_set_gv_weight: set GV weight */
void Flite_HTS_Engine_set_gv_weight(Flite_HTS_Engine * f, size_t stream_index, double d);
/* Flite_HTS_Engine_set_speed: set speech speed */
void Flite_HTS_Engine_set_speed(Flite_HTS_Engine * engine, double f);
/* Flite_HTS_Engine_synthesize: synthesize speech */
HTS_Boolean Flite_HTS_Engine_synthesize(Flite_HTS_Engine * f, const char *txt, const char *wav);
HTS_Boolean Flite_HTS_Engine_synthesize_samples_mono16(Flite_HTS_Engine * f, const char *txt,
void** samples, int* sampleCount, int* sampleRate);
/* Flite_HTS_Engine_clear: free system */
void Flite_HTS_Engine_clear(Flite_HTS_Engine * f);
typedef struct _Flite_Text_Analyzer {
void *pointer;
} Flite_Text_Analyzer;
/* Flite_Text_Analyzer_initialize: initialize flite front-end */
void Flite_Text_Analyzer_initialize(Flite_Text_Analyzer * analyzer);
/* Flite_Text_Analyzer_analysis: text analysis */
void Flite_Text_Analyzer_analysis(Flite_Text_Analyzer * analyzer, const char *text);
/* Flite_Text_Analyzer_get_nphoneme_in_utterance: get number of phonemes */
int Flite_Text_Analyzer_get_nphoneme_in_utterance(Flite_Text_Analyzer * analyzer);
/* Flite_Text_Analyzer_get_phoneme: get phoneme identity */
const char *Flite_Text_Analyzer_get_phoneme(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_word: get word */
const char *Flite_Text_Analyzer_get_word(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_nphoneme_in_syllable: get number of phonemes in syllable */
int Flite_Text_Analyzer_get_nphoneme_in_syllable(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analayzer_get_nsyllable_in_word: get number of syllables in word */
int Flite_Text_Analyzer_get_nsyllable_in_word(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_nword_in_phrase: get number of words in phrase */
int Flite_Text_Analyzer_get_nword_in_phrase(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_nphrase_in_utterance: get number of phrases in utterance */
int Flite_Text_Analyzer_get_nphrase_in_utterance(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_accent: get accent */
int Flite_Text_Analyzer_get_accent(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_get_stress: get stress */
int Flite_Text_Analyzer_get_stress(Flite_Text_Analyzer * analyzer, int phoneme_index);
/* Flite_Text_Analyzer_clear: finalize flite front-end */
void Flite_Text_Analyzer_clear(Flite_Text_Analyzer * analyzer);
FLITE_HTS_ENGINE_H_END;
#endif /* FLITE_HTS_ENGINE_H */