/*
* Copyright (C) 2005 to 2014 by Jonathan Duddington
* email: jonsd@users.sourceforge.net
* Copyright (C) 2015-2017 Reece H. Dunn
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see: .
*/
#include "config.h"
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include "translate.h"
#include "common.h"
#include "dictionary.h" // for TranslateRules, LookupDictList, Cha...
#include "phoneme.h" // for phonSWITCH, PHONEME_TAB, phonPAUSE_...
#include "phonemelist.h" // for MakePhonemeList
#include "readclause.h" // for towlower2, Eof, ReadClause, is_str_...
#include "synthdata.h" // for SelectPhonemeTable, LookupPhonemeTable
#include "synthesize.h" // for PHONEME_LIST2, N_PHONEME_LIST, PHON...
#include "ucd/ucd.h" // for ucd_toupper
#include "voice.h" // for voice, voice_t
#include "speech.h" // for MAKE_MEM_UNDEFINED
#include "translateword.h"
static int CalcWordLength(int source_index, int charix_top, short int *charix, WORD_TAB *words, int word_count);
static void CombineFlag(Translator *tr, WORD_TAB *wtab, char *word, int *flags, unsigned char *p, char *word_phonemes);
static void SwitchLanguage(char *word, char *word_phonemes);
Translator *translator = NULL; // the main translator
Translator *translator2 = NULL; // secondary translator for certain words
static char translator2_language[20] = { 0 };
Translator *translator3 = NULL; // tertiary translator for certain words
static char translator3_language[20] = { 0 };
FILE *f_trans = NULL; // phoneme output text
int option_tone_flags = 0; // bit 8=emphasize allcaps, bit 9=emphasize penultimate stress
int option_phonemes = 0;
int option_phoneme_events = 0;
int option_endpause = 0; // suppress pause after end of text
int option_capitals = 0;
int option_punctuation = 0;
int option_sayas = 0;
static int option_sayas2 = 0; // used in translate_clause()
static int option_emphasis = 0; // 0=normal, 1=normal, 2=weak, 3=moderate, 4=strong
int option_ssml = 0;
int option_phoneme_input = 0; // allow [[phonemes]] in input
int option_wordgap = 0;
static int count_sayas_digits;
int skip_sentences;
int skip_words;
int skip_characters;
char skip_marker[N_MARKER_LENGTH];
bool skipping_text; // waiting until word count, sentence count, or named marker is reached
int end_character_position;
int count_sentences;
static int count_words;
int clause_start_char;
int clause_start_word;
static bool new_sentence;
static int word_emphasis = 0; // set if emphasis level 3 or 4
static int embedded_flag = 0; // there are embedded commands to be applied to the next phoneme, used in TranslateWord2()
static int max_clause_pause = 0;
static bool any_stressed_words;
int pre_pause;
static ALPHABET *current_alphabet;
char word_phonemes[N_WORD_PHONEMES]; // a word translated into phoneme codes
int n_ph_list2;
PHONEME_LIST2 ph_list2[N_PHONEME_LIST]; // first stage of text->phonemes
wchar_t option_punctlist[N_PUNCTLIST] = { 0 };
// these are overridden by defaults set in the "speak" file
int option_linelength = 0;
#define N_EMBEDDED_LIST 250
static int embedded_ix;
static int embedded_read;
unsigned int embedded_list[N_EMBEDDED_LIST];
// the source text of a single clause (UTF8 bytes)
static char source[N_TR_SOURCE+40]; // extra space for embedded command & voice change info at end
int n_replace_phonemes;
REPLACE_PHONEMES replace_phonemes[N_REPLACE_PHONEMES];
// other characters which break a word, but don't produce a pause
static const unsigned short breaks[] = { '_', 0 };
void DeleteTranslator(Translator *tr)
{
if (!tr) return;
if (tr->data_dictlist != NULL)
free(tr->data_dictlist);
free(tr);
}
int lookupwchar(const unsigned short *list, int c)
{
// Is the character c in the list ?
int ix;
for (ix = 0; list[ix] != 0; ix++) {
if (list[ix] == c)
return ix+1;
}
return 0;
}
char *strchr_w(const char *s, int c)
{
// return NULL for any non-ascii character
if (c >= 0x80)
return NULL;
return strchr((char *)s, c); // (char *) is needed for Borland compiler
}
int TranslateWord(Translator *tr, char *word_start, WORD_TAB *wtab, char *word_out)
{
char words_phonemes[N_WORD_PHONEMES]; // a word translated into phoneme codes
char *phonemes = words_phonemes;
int flags = TranslateWord3(tr, word_start, wtab, word_out, &any_stressed_words, current_alphabet, word_phonemes, sizeof(word_phonemes));
if (flags & FLAG_TEXTMODE && word_out) {
// Ensure that start of word rules match with the replaced text,
// so that emoji and other characters are pronounced correctly.
char word[N_WORD_BYTES+1];
word[0] = 0;
word[1] = ' ';
strcpy(word+2, word_out);
word_out = word+2;
bool first_word = true;
int available = N_WORD_PHONEMES;
while (*word_out && available > 1) {
int c;
utf8_in(&c, word_out);
if (iswupper(c)) {
wtab->flags |= FLAG_FIRST_UPPER;
utf8_out(tolower(c), word_out);
} else {
wtab->flags &= ~FLAG_FIRST_UPPER;
}
// dictionary_skipwords is a global variable and TranslateWord3 will reset it to 0 at the beginning.
// However, dictionary_skipwords value is still needed outside this scope.
// So we backup and restore it at the end of this scope.
int skipwords = dictionary_skipwords;
TranslateWord3(tr, word_out, wtab, NULL, &any_stressed_words, current_alphabet, word_phonemes, sizeof(word_phonemes));
int n;
if (first_word) {
n = snprintf(phonemes, available, "%s", word_phonemes);
first_word = false;
} else {
n = snprintf(phonemes, available, "%c%s", phonEND_WORD, word_phonemes);
}
available -= n;
phonemes += n;
// skip to the next word in a multi-word replacement. Always skip at least one word.
for (dictionary_skipwords++; dictionary_skipwords > 0; dictionary_skipwords--) {
while (!isspace(*word_out)) ++word_out;
while (isspace(*word_out)) ++word_out;
}
dictionary_skipwords = skipwords;
}
// If the list file contains a text replacement to another
// entry in the list file, e.g.:
// ripost riposte $text
// riposte rI#p0st
// calling it from a prefix or suffix rule such as 'riposted'
// causes word_out[0] to be NULL, as TranslateWord3 has the
// information needed to perform the mapping. In this case,
// no phonemes have been written in this loop and the phonemes
// have been calculated, so don't override them.
if (phonemes != words_phonemes) {
snprintf(word_phonemes, sizeof(word_phonemes), "%s", words_phonemes);
}
}
return flags;
}
static void SetPlist2(PHONEME_LIST2 *p, unsigned char phcode)
{
p->phcode = phcode;
p->stresslevel = 0;
p->tone_ph = 0;
p->synthflags = embedded_flag;
p->sourceix = 0;
embedded_flag = 0;
}
static int CountSyllables(unsigned char *phonemes)
{
int count = 0;
int phon;
while ((phon = *phonemes++) != 0) {
if (phoneme_tab[phon]->type == phVOWEL)
count++;
}
return count;
}
static void Word_EmbeddedCmd(void)
{
// Process embedded commands for emphasis, sayas, and break
int embedded_cmd;
do {
embedded_cmd = embedded_list[embedded_read++];
int value = embedded_cmd >> 8;
switch (embedded_cmd & 0x1f)
{
case EMBED_Y:
option_sayas = value;
break;
case EMBED_F:
option_emphasis = value;
break;
case EMBED_B:
// break command
if (value == 0)
pre_pause = 0; // break=none
else
pre_pause += value;
break;
}
} while (((embedded_cmd & 0x80) == 0) && (embedded_read < embedded_ix));
}
static int SetAlternateTranslator(const char *new_language, Translator **translator, char translator_language[20])
{
// Set alternate translator to a second language
int new_phoneme_tab;
if ((new_phoneme_tab = SelectPhonemeTableName(new_language)) >= 0) {
if ((*translator != NULL) && (strcmp(new_language, translator_language) != 0)) {
// we already have an alternative translator, but not for the required language, delete it
DeleteTranslator(*translator);
*translator = NULL;
}
if (*translator == NULL) {
*translator = SelectTranslator(new_language);
strcpy(translator_language, new_language);
if (LoadDictionary(*translator, (*translator)->dictionary_name, 0) != 0) {
SelectPhonemeTable(voice->phoneme_tab_ix); // revert to original phoneme table
new_phoneme_tab = -1;
translator_language[0] = 0;
}
(*translator)->phoneme_tab_ix = new_phoneme_tab;
}
}
if (*translator != NULL)
(*translator)->phonemes_repeat[0] = 0;
return new_phoneme_tab;
}
int SetTranslator2(const char *new_language)
{
return SetAlternateTranslator(new_language, &translator2, translator2_language);
}
int SetTranslator3(const char *new_language)
{
return SetAlternateTranslator(new_language, &translator3, translator3_language);
}
static int TranslateWord2(Translator *tr, char *word, WORD_TAB *wtab, int pre_pause)
{
int flags = 0;
int stress;
int next_stress;
int next_tone = 0;
unsigned char *p;
int srcix;
int found_dict_flag;
unsigned char ph_code;
PHONEME_LIST2 *plist2;
PHONEME_TAB *ph;
int max_stress;
int max_stress_ix = 0;
int prev_vowel = -1;
int pitch_raised = 0;
int switch_phonemes = -1;
bool first_phoneme = true;
int source_ix;
int len;
int bad_phoneme;
int word_flags;
char word_copy[N_WORD_BYTES+1];
char word_replaced[N_WORD_BYTES+1];
char old_dictionary_name[40];
len = wtab->length;
if (len > 31) len = 31;
source_ix = (wtab->sourceix & 0x7ff) | (len << 11); // bits 0-10 sourceix, bits 11-15 word length
word_flags = wtab[0].flags;
if (word_flags & FLAG_EMBEDDED) {
wtab[0].flags &= ~FLAG_EMBEDDED; // clear it in case we call TranslateWord2() again for the same word
embedded_flag = SFLAG_EMBEDDED;
Word_EmbeddedCmd();
}
if (n_ph_list2 >= N_PHONEME_LIST-2) {
// No room, can't translate anything
return 0;
}
if ((word[0] == 0) || (word_flags & FLAG_DELETE_WORD)) {
// nothing to translate. Add a dummy phoneme to carry any embedded commands
if (embedded_flag) {
SetPlist2(&ph_list2[n_ph_list2], phonEND_WORD);
ph_list2[n_ph_list2].wordstress = 0;
n_ph_list2++;
embedded_flag = 0;
}
word_phonemes[0] = 0;
return 0;
}
if (n_ph_list2 >= N_PHONEME_LIST-7-2) {
// We may require up to 7 phonemes, plus the 2 phonemes from the caller, can't translate safely
return 0;
}
// after a $pause word attribute, ignore a $pause attribute on the next two words
if (tr->prepause_timeout > 0)
tr->prepause_timeout--;
if ((option_sayas & 0xf0) == 0x10) {
if (!(word_flags & FLAG_FIRST_WORD)) {
// SAYAS_CHARS, SAYAS_GLYPHS, or SAYAS_SINGLECHARS. Pause between each word.
pre_pause += 4;
}
}
if (word_flags & FLAG_FIRST_UPPER) {
if ((option_capitals > 2) && (embedded_ix < N_EMBEDDED_LIST-6)) {
// indicate capital letter by raising pitch
if (embedded_flag)
embedded_list[embedded_ix-1] &= ~0x80; // already embedded command before this word, remove terminator
if ((pitch_raised = option_capitals) == 3)
pitch_raised = 20; // default pitch raise for capitals
embedded_list[embedded_ix++] = EMBED_P+0x40+0x80 + (pitch_raised << 8); // raise pitch
embedded_flag = SFLAG_EMBEDDED;
}
}
p = (unsigned char *)word_phonemes;
if (word_flags & FLAG_PHONEMES) {
// The input is in phoneme mnemonics, not language text
if (memcmp(word, "_^_", 3) == 0) {
SwitchLanguage(word, word_phonemes);
} else {
EncodePhonemes(word, word_phonemes, &bad_phoneme);
}
flags = FLAG_FOUND;
} else {
int c2;
int ix = 0;
int word_copy_len;
while (((c2 = word_copy[ix] = word[ix]) != ' ') && (c2 != 0) && (ix < N_WORD_BYTES)) ix++;
word_copy_len = ix;
word_replaced[2] = 0;
flags = TranslateWord(translator, word, wtab, &word_replaced[2]);
if (flags & FLAG_SPELLWORD) {
// re-translate the word as individual letters, separated by spaces
memcpy(word, word_copy, word_copy_len);
return flags;
}
if ((flags & FLAG_COMBINE) && !(wtab[1].flags & FLAG_PHONEMES)) {
CombineFlag(tr, wtab, word, &flags, p, word_phonemes);
}
if (p[0] == phonSWITCH) {
int switch_attempt;
strcpy(old_dictionary_name, dictionary_name);
for (switch_attempt = 0; switch_attempt < 2; switch_attempt++) {
// this word uses a different language
memcpy(word, word_copy, word_copy_len);
const char *new_language;
new_language = (char *)(&p[1]);
if (new_language[0] == 0)
new_language = ESPEAKNG_DEFAULT_VOICE;
switch_phonemes = SetTranslator2(new_language);
if (switch_phonemes >= 0) {
// re-translate the word using the new translator
wtab[0].flags |= FLAG_TRANSLATOR2;
if (word_replaced[2] != 0) {
word_replaced[0] = 0; // byte before the start of the word
word_replaced[1] = ' ';
flags = TranslateWord(translator2, &word_replaced[1], wtab, NULL);
} else
flags = TranslateWord(translator2, word, wtab, &word_replaced[2]);
}
if (p[0] != phonSWITCH)
break;
}
if (p[0] == phonSWITCH)
return FLAG_SPELLWORD;
if (switch_phonemes < 0) {
// language code is not recognised or 2nd translator won't translate it
p[0] = phonSCHWA; // just say something
p[1] = phonSCHWA;
p[2] = 0;
}
if (switch_phonemes == -1) {
strcpy(dictionary_name, old_dictionary_name);
SelectPhonemeTable(voice->phoneme_tab_ix);
// leave switch_phonemes set, but use the original phoneme table number.
// This will suppress LOPT_REGRESSIVE_VOICING
switch_phonemes = voice->phoneme_tab_ix; // original phoneme table
}
}
if (!(word_flags & FLAG_HYPHEN)) {
if (flags & FLAG_PAUSE1) {
if (pre_pause < 1)
pre_pause = 1;
}
if ((flags & FLAG_PREPAUSE) && !(word_flags & (FLAG_LAST_WORD | FLAG_FIRST_WORD)) && !(wtab[-1].flags & FLAG_FIRST_WORD) && (tr->prepause_timeout == 0)) {
// the word is marked in the dictionary list with $pause
if (pre_pause < 4) pre_pause = 4;
tr->prepause_timeout = 3;
}
}
if ((option_emphasis >= 3) && (pre_pause < 1))
pre_pause = 1;
}
stress = 0;
next_stress = 1;
srcix = 0;
max_stress = -1;
found_dict_flag = 0;
if ((flags & FLAG_FOUND) && !(flags & FLAG_TEXTMODE))
found_dict_flag = SFLAG_DICTIONARY;
// Each iteration may require up to 1 phoneme
// and after this loop we may require up to 7 phonemes
// and our caller requires 2 phonemes
while ((pre_pause > 0) && (n_ph_list2 < N_PHONEME_LIST-7-2)) {
// add pause phonemes here. Either because of punctuation (brackets or quotes) in the
// text, or because the word is marked in the dictionary lookup as a conjunction
if (pre_pause > 1) {
SetPlist2(&ph_list2[n_ph_list2++], phonPAUSE);
pre_pause -= 2;
} else {
SetPlist2(&ph_list2[n_ph_list2++], phonPAUSE_NOLINK);
pre_pause--;
}
tr->end_stressed_vowel = 0; // forget about the previous word
tr->prev_dict_flags[0] = 0;
tr->prev_dict_flags[1] = 0;
}
plist2 = &ph_list2[n_ph_list2];
// From here we may require up to 4+1+3 phonemes
// This may require up to 4 phonemes
if ((option_capitals == 1) && (word_flags & FLAG_FIRST_UPPER)) {
SetPlist2(&ph_list2[n_ph_list2++], phonPAUSE_SHORT);
SetPlist2(&ph_list2[n_ph_list2++], phonCAPITAL);
if ((word_flags & FLAG_ALL_UPPER) && IsAlpha(word[1])) {
// word > 1 letter and all capitals
SetPlist2(&ph_list2[n_ph_list2++], phonPAUSE_SHORT);
SetPlist2(&ph_list2[n_ph_list2++], phonCAPITAL);
}
}
// This may require up to 1 phoneme
if (switch_phonemes >= 0) {
if ((p[0] == phonPAUSE) && (p[1] == phonSWITCH)) {
// the new word starts with a phoneme table switch, so there's no need to switch before it.
if (ph_list2[n_ph_list2-1].phcode == phonSWITCH) {
// previous phoneme is also a phonSWITCH, delete it
n_ph_list2--;
}
} else {
// this word uses a different phoneme table
if (ph_list2[n_ph_list2-1].phcode == phonSWITCH) {
// previous phoneme is also a phonSWITCH, just change its phoneme table number
n_ph_list2--;
} else
SetPlist2(&ph_list2[n_ph_list2], phonSWITCH);
ph_list2[n_ph_list2++].tone_ph = switch_phonemes; // temporary phoneme table number
}
}
// remove initial pause from a word if it follows a hyphen
if ((word_flags & FLAG_HYPHEN) && (phoneme_tab[*p]->type == phPAUSE))
p++;
if ((p[0] == 0) && (embedded_flag)) {
// no phonemes. Insert a very short pause to carry an embedded command
p[0] = phonPAUSE_VSHORT;
p[1] = 0;
}
// Each iteration may require up to 1 phoneme
// and after this loop we may require up to 3 phonemes
// and our caller requires 2 phonemes
while (((ph_code = *p++) != 0) && (n_ph_list2 < N_PHONEME_LIST-3-2)) {
if (ph_code == 255)
continue; // unknown phoneme
// Add the phonemes to the first stage phoneme list (ph_list2)
ph = phoneme_tab[ph_code];
if (ph == NULL) {
printf("Invalid phoneme code %d\n", ph_code);
continue;
}
if (ph_code == phonSWITCH) {
ph_list2[n_ph_list2].phcode = ph_code;
ph_list2[n_ph_list2].stresslevel = 0;
ph_list2[n_ph_list2].sourceix = 0;
ph_list2[n_ph_list2].synthflags = 0;
ph_list2[n_ph_list2++].tone_ph = *p;
SelectPhonemeTable(*p);
p++;
} else if (ph->type == phSTRESS) {
// don't add stress phonemes codes to the list, but give their stress
// value to the next vowel phoneme
// std_length is used to hold stress number or (if >10) a tone number for a tone language
if (ph->program == 0)
next_stress = ph->std_length;
else {
// for tone languages, the tone number for a syllable follows the vowel
if (prev_vowel >= 0)
ph_list2[prev_vowel].tone_ph = ph_code;
else
next_tone = ph_code; // no previous vowel, apply to the next vowel
}
} else if (ph_code == phonSYLLABIC) {
// mark the previous phoneme as a syllabic consonant
prev_vowel = n_ph_list2-1;
ph_list2[prev_vowel].synthflags |= SFLAG_SYLLABLE;
ph_list2[prev_vowel].stresslevel = next_stress;
} else if (ph_code == phonLENGTHEN)
ph_list2[n_ph_list2-1].synthflags |= SFLAG_LENGTHEN;
else if (ph_code == phonEND_WORD) {
// a || symbol in a phoneme string was used to indicate a word boundary
// Don't add this phoneme to the list, but make sure the next phoneme has
// a newword indication
srcix = source_ix+1;
} else if (ph_code == phonX1) {
// a language specific action
flags |= FLAG_DOUBLING;
} else {
ph_list2[n_ph_list2].phcode = ph_code;
ph_list2[n_ph_list2].tone_ph = 0;
ph_list2[n_ph_list2].synthflags = embedded_flag | found_dict_flag;
embedded_flag = 0;
ph_list2[n_ph_list2].sourceix = srcix;
srcix = 0;
if (ph->type == phVOWEL) {
stress = next_stress;
next_stress = 1; // default is 'unstressed'
if (stress >= 4)
any_stressed_words = true;
if ((prev_vowel >= 0) && (n_ph_list2-1) != prev_vowel)
ph_list2[n_ph_list2-1].stresslevel = stress; // set stress for previous consonant
ph_list2[n_ph_list2].synthflags |= SFLAG_SYLLABLE;
prev_vowel = n_ph_list2;
if (stress > max_stress) {
max_stress = stress;
max_stress_ix = n_ph_list2;
}
if (next_tone != 0) {
ph_list2[n_ph_list2].tone_ph = next_tone;
next_tone = 0;
}
} else {
if (first_phoneme && tr->prev_dict_flags[0] & FLAG_DOUBLING) {
// double the initial consonant if the previous word is marked with a flag
ph_list2[n_ph_list2].synthflags |= SFLAG_LENGTHEN;
}
}
ph_list2[n_ph_list2].stresslevel = stress;
n_ph_list2++;
first_phoneme = false;
}
}
// From here, we may require up to 3 phonemes
// This may require up to 1 phoneme
if (word_flags & FLAG_COMMA_AFTER)
SetPlist2(&ph_list2[n_ph_list2++], phonPAUSE_CLAUSE);
// don't set new-word if there is a hyphen before it
if ((word_flags & FLAG_HYPHEN) == 0)
plist2->sourceix = source_ix;
tr->end_stressed_vowel = 0;
if ((stress >= 4) && (phoneme_tab[ph_list2[n_ph_list2-1].phcode]->type == phVOWEL))
tr->end_stressed_vowel = 1; // word ends with a stressed vowel
// This may require up to 1 phoneme
if (switch_phonemes >= 0) {
// this word uses a different phoneme table, now switch back
strcpy(dictionary_name, old_dictionary_name);
SelectPhonemeTable(voice->phoneme_tab_ix);
SetPlist2(&ph_list2[n_ph_list2], phonSWITCH);
ph_list2[n_ph_list2++].tone_ph = voice->phoneme_tab_ix; // original phoneme table number
}
// This may require up to 1 phoneme
if (pitch_raised > 0) {
embedded_list[embedded_ix++] = EMBED_P+0x60+0x80 + (pitch_raised << 8); // lower pitch
SetPlist2(&ph_list2[n_ph_list2], phonPAUSE_SHORT);
ph_list2[n_ph_list2++].synthflags = SFLAG_EMBEDDED;
}
if (flags & FLAG_STRESS_END2) {
// this's word's stress could be increased later
ph_list2[max_stress_ix].synthflags |= SFLAG_PROMOTE_STRESS;
}
tr->prev_dict_flags[0] = flags;
return flags;
}
static int EmbeddedCommand(unsigned int *source_index_out)
{
// An embedded command to change the pitch, volume, etc.
// returns number of commands added to embedded_list
// pitch,speed,amplitude,expression,reverb,tone,voice,sayas
const char *commands = "PSARHTIVYMUBF";
int value = -1;
int sign = 0;
unsigned char c;
char *p;
int cmd;
int source_index = *source_index_out;
c = source[source_index];
if (c == '+') {
sign = 0x40;
source_index++;
} else if (c == '-') {
sign = 0x60;
source_index++;
}
if (IsDigit09(source[source_index])) {
value = atoi(&source[source_index]);
while (IsDigit09(source[source_index]))
source_index++;
}
c = source[source_index++];
if (embedded_ix >= (N_EMBEDDED_LIST - 2))
return 0; // list is full
if ((p = strchr_w(commands, c)) == NULL)
return 0;
cmd = (p - commands)+1;
if (value == -1) {
value = embedded_default[cmd];
sign = 0;
}
if (cmd == EMBED_Y) {
option_sayas2 = value;
count_sayas_digits = 0;
}
if (cmd == EMBED_F) {
if (value >= 3)
word_emphasis = FLAG_EMPHASIZED;
else
word_emphasis = 0;
}
embedded_list[embedded_ix++] = cmd + sign + (value << 8);
*source_index_out = source_index;
return 1;
}
static const char *FindReplacementChars(Translator *tr, const char **pfrom, unsigned int c, const char *next, int *ignore_next_n)
{
const char *from = *pfrom;
while ( !is_str_totally_null(from, 4) ) {
unsigned int fc = 0; // from character
unsigned int nc = c; // next character
const char *match_next = next;
*pfrom = from;
from += utf8_in((int *)&fc, from);
if (nc == fc) {
if (*from == 0) return from + 1;
bool matched = true;
int nmatched = 0;
while (*from != 0) {
from += utf8_in((int *)&fc, from);
match_next += utf8_in((int *)&nc, match_next);
nc = towlower2(nc, tr);
if (nc != fc)
matched = false;
else
nmatched++;
}
if (matched) {
*ignore_next_n = nmatched;
return from + 1;
}
}
// replacement 'from' string (skip the remaining part, if any)
while (*from != '\0') from++;
from++;
// replacement 'to' string
while (*from != '\0') from++;
from++;
}
return NULL;
}
// handle .replace rule in xx_rules file
static int SubstituteChar(Translator *tr, unsigned int c, unsigned int next_in, const char *next, int *insert, int *wordflags)
{
unsigned int new_c, c2 = ' ', c_lower;
int upper_case = 0;
static int ignore_next_n = 0;
if (ignore_next_n > 0) {
ignore_next_n--;
return 8;
}
if (c == 0) return 0;
const char *from = (const char *)tr->langopts.replace_chars;
if (from == NULL)
return c;
// there is a list of character codes to be substituted with alternative codes
if (iswupper(c_lower = c)) {
c_lower = towlower2(c, tr);
upper_case = 1;
}
const char *to = FindReplacementChars(tr, &from, c_lower, next, &ignore_next_n);
if (to == NULL)
return c; // no substitution
if (option_phonemes & espeakPHONEMES_TRACE)
fprintf(f_trans, "Replace: %s > %s\n", from, to);
to += utf8_in((int *)&new_c, to);
if (*to != 0) {
// there is a second character to be inserted
// don't convert the case of the second character unless the next letter is also upper case
to += utf8_in((int *)&c2, to);
if (upper_case && iswupper(next_in))
c2 = ucd_toupper(c2);
*insert = c2;
}
if (upper_case)
new_c = ucd_toupper(new_c);
*wordflags |= FLAG_CHAR_REPLACED;
return new_c;
}
static int TranslateChar(Translator *tr, char *ptr, int prev_in, unsigned int c, unsigned int next_in, int *insert, int *wordflags)
{
// To allow language specific examination and replacement of characters
int code;
int next2;
static const unsigned char hangul_compatibility[0x34] = {
0, 0x00, 0x01, 0xaa, 0x02, 0xac, 0xad, 0x03,
0x04, 0x05, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb4,
0xb6, 0x06, 0x07, 0x08, 0xb9, 0x09, 0x0a, 0xbc,
0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x61,
0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69,
0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71,
0x72, 0x73, 0x74, 0x75
};
// check for Korean Hangul letters
if (((code = c - 0xac00) >= 0) && (c <= 0xd7af)) {
// break a syllable hangul into 2 or 3 individual jamo
int initial = (code/28)/21;
int medial = (code/28) % 21;
int final = code % 28;
if (initial == 11) {
// null initial
c = medial + 0x1161;
if (final > 0)
*insert = final + 0x11a7;
} else {
// extract the initial and insert the remainder with a null initial
c = initial + 0x1100;
*insert = (11*28*21) + (medial*28) + final + 0xac00;
}
return c;
} else if (((code = c - 0x3130) >= 0) && (code < 0x34)) {
// Hangul compatibility jamo
return hangul_compatibility[code] + 0x1100;
}
switch (tr->translator_name)
{
case L('a', 'f'):
case L('n', 'l'):
// look for 'n and replace by a special character (unicode: schwa)
if ((c == '\'') && !iswalpha(prev_in)) {
utf8_in(&next2, &ptr[1]);
if (IsSpace(next2)) {
if ((next_in == 'n') && (tr->translator_name == L('a', 'f'))) {
// n preceded by either apostrophe or U2019 "right single quotation mark"
ptr[0] = ' '; // delete the n
return 0x0259; // replace ' by unicode schwa character
}
if ((next_in == 'n') || (next_in == 't')) {
// Dutch, [@n] and [@t]
return 0x0259; // replace ' by unicode schwa character
}
}
}
break;
}
// handle .replace rule in xx_rules file
return SubstituteChar(tr, c, next_in, ptr, insert, wordflags);
}
static const char *const UCase_ga[] = { "bp", "bhf", "dt", "gc", "hA", "mb", "nd", "ng", "ts", "tA", "nA", NULL };
static int UpperCaseInWord(Translator *tr, char *word, int c)
{
if (tr->translator_name == L('g', 'a')) {
int ix;
const char *p;
for (ix = 0;; ix++) {
int len;
if ((p = UCase_ga[ix]) == NULL)
break;
len = strlen(p);
if ((word[-len] == ' ') && (memcmp(&word[-len+1], p, len-1) == 0)) {
if ((c == p[len-1]) || ((p[len-1] == 'A') && IsVowel(tr, c)))
return 1;
}
}
}
return 0;
}
// Same as TranslateClause except we also get the clause terminator used (full stop, comma, etc.).
// Used by espeak_TextToPhonemesWithTerminator.
void TranslateClauseWithTerminator(Translator *tr, int *tone_out, char **voice_change, int *terminator_out)
{
int ix;
int c;
int cc = 0;
unsigned int source_index = 0;
int source_index_word = 0;
int prev_in;
int prev_out = ' ';
int prev_in_save = 0;
int next_in;
int next_in_nbytes;
int char_inserted = 0;
int clause_pause;
int pre_pause_add = 0;
int all_upper_case = FLAG_ALL_UPPER;
int alpha_count = 0;
bool finished = false;
bool single_quoted = false;
bool phoneme_mode = false;
int dict_flags = 0; // returned from dictionary lookup
int word_flags; // set here
int next_word_flags;
bool new_sentence2;
int embedded_count = 0;
int letter_count = 0;
bool space_inserted = false;
bool syllable_marked = false;
bool decimal_sep_count = false;
char *word;
char *p;
int j, k;
int n_digits;
int charix_top = 0;
short charix[N_TR_SOURCE+4];
WORD_TAB words[N_CLAUSE_WORDS];
static char voice_change_name[40];
int word_count = 0; // index into words
char sbuf[N_TR_SOURCE];
int terminator;
int tone;
if (tr == NULL)
return;
MAKE_MEM_UNDEFINED(&voice_change_name, sizeof(voice_change_name));
embedded_ix = 0;
embedded_read = 0;
pre_pause = 0;
any_stressed_words = false;
if ((clause_start_char = count_characters) < 0)
clause_start_char = 0;
clause_start_word = count_words + 1;
for (ix = 0; ix < N_TR_SOURCE; ix++)
charix[ix] = 0;
MAKE_MEM_UNDEFINED(&source, sizeof(source));
terminator = ReadClause(tr, source, charix, &charix_top, N_TR_SOURCE, &tone, voice_change_name);
if (terminator_out != NULL) {
*terminator_out = terminator;
}
if (tone_out != NULL) {
if (tone == 0)
*tone_out = (terminator & CLAUSE_INTONATION_TYPE) >> 12; // tone type not overridden in ReadClause, use default
else
*tone_out = tone; // override tone type
}
charix[charix_top+1] = 0;
charix[charix_top+2] = 0x7fff;
charix[charix_top+3] = 0;
clause_pause = (terminator & CLAUSE_PAUSE) * 10; // mS
if (terminator & CLAUSE_PAUSE_LONG)
clause_pause = clause_pause * 32; // pause value is *320mS not *10mS
for (p = source; *p != 0; p++) {
if (!isspace2(*p))
break;
}
if (*p == 0) {
// No characters except spaces. This is not a sentence.
// Don't add this pause, just make up the previous pause to this value;
clause_pause -= max_clause_pause;
if (clause_pause < 0)
clause_pause = 0;
if (new_sentence)
terminator |= CLAUSE_TYPE_SENTENCE; // carry forward an end-of-sentence indicator
max_clause_pause += clause_pause;
new_sentence2 = false;
} else {
max_clause_pause = clause_pause;
new_sentence2 = new_sentence;
}
tr->clause_terminator = terminator;
if (new_sentence2) {
count_sentences++;
if (skip_sentences > 0) {
skip_sentences--;
if (skip_sentences == 0)
skipping_text = false;
}
}
MAKE_MEM_UNDEFINED(&ph_list2, sizeof(ph_list2));
memset(&ph_list2[0], 0, sizeof(ph_list2[0]));
ph_list2[0].phcode = phonPAUSE_SHORT;
n_ph_list2 = 1;
tr->prev_last_stress = 0;
tr->prepause_timeout = 0;
tr->expect_verb = 0;
tr->expect_noun = 0;
tr->expect_past = 0;
tr->expect_verb_s = 0;
tr->phonemes_repeat_count = 0;
tr->end_stressed_vowel = 0;
tr->prev_dict_flags[0] = 0;
tr->prev_dict_flags[1] = 0;
word_count = 0;
word_flags = 0;
next_word_flags = 0;
sbuf[0] = 0;
sbuf[1] = ' ';
sbuf[2] = ' ';
ix = 3;
prev_in = ' ';
words[0].start = ix;
words[0].flags = 0;
words[0].length = CalcWordLength(source_index, charix_top, charix, words, 0);
int prev_out2;
while (!finished && (ix < (int)sizeof(sbuf) - 1)) {
prev_out2 = prev_out;
utf8_in2(&prev_out, &sbuf[ix-1], 1);
if (tr->langopts.tone_numbers && IsDigit09(prev_out) && IsAlpha(prev_out2)) {
// tone numbers can be part of a word, consider them as alphabetic
prev_out = 'a';
}
if (prev_in_save != 0) {
prev_in = prev_in_save;
prev_in_save = 0;
} else if (source_index > 0)
utf8_in2(&prev_in, &source[source_index-1], 1);
unsigned int prev_source_index = source_index;
if (char_inserted) {
c = char_inserted;
char_inserted = 0;
} else {
source_index += utf8_in(&cc, &source[source_index]);
c = cc;
}
if (c == 0) {
finished = true;
c = ' ';
next_in = ' ';
next_in_nbytes = 0;
}
else
next_in_nbytes = utf8_in(&next_in, &source[source_index]);
if (c == CTRL_EMBEDDED) {
// start of embedded command in the text
int srcix = source_index-1;
if (prev_in != ' ') {
c = ' ';
prev_in_save = c;
source_index--;
} else {
embedded_count += EmbeddedCommand(&source_index);
prev_in_save = prev_in;
// replace the embedded command by spaces
memset(&source[srcix], ' ', source_index-srcix);
source_index = srcix;
continue;
}
}
if ((option_sayas2 == SAYAS_KEY) && (c != ' ')) {
if ((prev_in == ' ') && (next_in == ' '))
option_sayas2 = SAYAS_SINGLE_CHARS; // single character, speak its name
c = towlower2(c, tr);
}
if (phoneme_mode) {
all_upper_case = FLAG_PHONEMES;
if ((c == ']') && (next_in == ']')) {
phoneme_mode = false;
source_index++;
c = ' ';
}
} else if ((option_sayas2 & 0xf0) == SAYAS_DIGITS) {
if (iswdigit(c)) {
count_sayas_digits++;
if (count_sayas_digits > (option_sayas2 & 0xf)) {
// break after the specified number of digits
c = ' ';
space_inserted = true;
count_sayas_digits = 0;
}
} else {
count_sayas_digits = 0;
if (iswdigit(prev_out)) {
c = ' ';
space_inserted = true;
}
}
} else if ((option_sayas2 & 0x10) == 0) {
// speak as words
if ((c == 0x92) || (c == 0xb4) || (c == 0x2019) || (c == 0x2032))
c = '\''; // 'microsoft' quote or sexed closing single quote, or prime - possibly used as apostrophe
if (((c == 0x2018) || (c == '?')) && IsAlpha(prev_out) && IsAlpha(next_in)) {
// ? between two letters may be a smart-quote replaced by ?
c = '\'';
}
if (c == CHAR_EMPHASIS) {
// this character is a marker that the previous word is the focus of the clause
c = ' ';
word_flags |= FLAG_FOCUS;
}
if (c == CHAR_COMMA_BREAK) {
c = ' ';
word_flags |= FLAG_COMMA_AFTER;
}
// language specific character translations
c = TranslateChar(tr, &source[source_index], prev_in, c, next_in, &char_inserted, &word_flags);
if (c == 8)
continue; // ignore this character
if (char_inserted)
next_in = char_inserted;
// allow certain punctuation within a word (usually only apostrophe)
if (!IsAlpha(c) && !IsSpace(c) && (wcschr(tr->punct_within_word, c) == 0)) {
if (IsAlpha(prev_out)) {
if (tr->langopts.tone_numbers && IsDigit09(c) && !IsDigit09(next_in)) {
// allow a tone number as part of the word
} else {
c = ' '; // ensure we have an end-of-word terminator
space_inserted = true;
}
}
}
if (iswdigit(prev_out)) {
if (!iswdigit(c) && (c != '.') && (c != ',') && (c != ' ')) {
c = ' '; // terminate digit string with a space
space_inserted = true;
}
} else { // Prev output is not digit
if (prev_in == ',') {
// Workaround for several consecutive commas —
// replace current character with space
if (c == ',')
c = ' ';
} else {
decimal_sep_count = false;
}
}
if (c == '[') {
if ((next_in == '\002') || ((next_in == '[') && option_phoneme_input)) {
// "[\002" is used internally to start phoneme mode
phoneme_mode = true;
source_index++;
continue;
}
}
if (IsAlpha(c)) {
alpha_count++;
if (!IsAlpha(prev_out) || (tr->langopts.ideographs && ((c > 0x3040) || (prev_out > 0x3040)))) {
if (wcschr(tr->punct_within_word, prev_out) == 0)
letter_count = 0; // don't reset count for an apostrophy within a word
if ((prev_out != ' ') && (wcschr(tr->punct_within_word, prev_out) == 0)) {
// start of word, insert space if not one there already
c = ' ';
space_inserted = true;
if (!IsBracket(prev_out)) // ?? perhaps only set FLAG_NOSPACE for . - / (hyphenated words, URLs, etc)
next_word_flags |= FLAG_NOSPACE;
} else {
if (iswupper(c))
word_flags |= FLAG_FIRST_UPPER;
if ((prev_out == ' ') && iswdigit(sbuf[ix-2]) && !iswdigit(prev_in)) {
// word, following a number, but with a space between
// Add an extra space, to distinguish "2 a" from "2a"
sbuf[ix++] = ' ';
words[word_count].start++;
}
}
}
if (c != ' ') {
letter_count++;
if (tr->letter_bits_offset > 0) {
if (((c < 0x250) && (prev_out >= tr->letter_bits_offset)) ||
((c >= tr->letter_bits_offset) && (letter_count > 1) && (prev_out < 0x250))) {
// Don't mix native and Latin characters in the same word
// Break into separate words
if (IsAlpha(prev_out)) {
c = ' ';
space_inserted = true;
word_flags |= FLAG_HYPHEN_AFTER;
next_word_flags |= FLAG_HYPHEN;
}
}
}
}
if (iswupper(c)) {
c = towlower2(c, tr);
if (tr->langopts.param[LOPT_CAPS_IN_WORD]) {
if (syllable_marked == false) {
char_inserted = c;
c = 0x2c8; // stress marker
syllable_marked = true;
}
} else {
if (iswlower(prev_in)) {
// lower case followed by upper case, possibly CamelCase
if (UpperCaseInWord(tr, &sbuf[ix], c) == 0) { // start a new word
c = ' ';
space_inserted = true;
prev_in_save = c;
}
} else if ((c != ' ') && iswupper(prev_in) && iswlower(next_in)) {
int next2_in;
utf8_in(&next2_in, &source[source_index + next_in_nbytes]);
if ((tr->translator_name == L('n', 'l')) && (letter_count == 2) && (c == 'j') && (prev_in == 'I')) {
// Dutch words may capitalise initial IJ, don't split
} else if (IsAlpha(next2_in)) {
// changing from upper to lower case, start new word at the last uppercase, if 3 or more letters
c = ' ';
space_inserted = true;
prev_in_save = c;
next_word_flags |= FLAG_NOSPACE;
}
}
}
} else {
if ((all_upper_case) && (letter_count > 2)) {
// Flag as plural only English
if (tr->translator_name == L('e', 'n') && (c == 's') && (next_in == ' ')) {
c = ' ';
all_upper_case |= FLAG_HAS_PLURAL;
if (sbuf[ix-1] == '\'')
sbuf[ix-1] = ' ';
} else
all_upper_case = 0; // current word contains lower case letters, not "'s"
} else
all_upper_case = 0;
}
} else if (c == '-') {
if (!IsSpace(prev_in) && IsAlpha(next_in)) {
if (prev_out != ' ') {
// previous 'word' not yet ended (not alpha or numeric), start new word now.
c = ' ';
space_inserted = true;
} else {
// '-' between two letters is a hyphen, treat as a space
word_flags |= FLAG_HYPHEN;
if (word_count > 0)
words[word_count-1].flags |= FLAG_HYPHEN_AFTER;
c = ' ';
}
} else if ((prev_in == ' ') && (next_in == ' ')) {
// ' - ' dash between two spaces, treat as pause
c = ' ';
pre_pause_add = 4;
} else if (next_in == '-') {
// double hyphen, treat as pause
source_index++;
c = ' ';
pre_pause_add = 4;
} else if ((prev_out == ' ') && IsAlpha(prev_out2) && !IsAlpha(prev_in)) {
// insert extra space between a word + space + hyphen, to distinguish 'a -2' from 'a-2'
sbuf[ix++] = ' ';
words[word_count].start++;
}
} else if (c == '.') {
if (prev_out == '.') {
// multiple dots, separate by spaces. Note >3 dots has been replaced by elipsis
c = ' ';
space_inserted = true;
} else if ((word_count > 0) && !(words[word_count-1].flags & FLAG_NOSPACE) && IsAlpha(prev_in)) {
// dot after a word, with space following, probably an abbreviation
words[word_count-1].flags |= FLAG_HAS_DOT;
if (IsSpace(next_in) || (next_in == '-'))
c = ' '; // remove the dot if it's followed by a space or hyphen, so that it's not pronounced
}
} else if (c == '\'') {
if (((prev_in == '.' && next_in == 's') || iswalnum(prev_in)) && IsAlpha(next_in)) {
// between two letters, or in an abbreviation (eg. u.s.a.'s). Consider the apostrophe as part of the word
single_quoted = false;
} else if ((tr->langopts.param[LOPT_APOSTROPHE] & 1) && IsAlpha(next_in))
single_quoted = false; // apostrophe at start of word is part of the word
else if ((tr->langopts.param[LOPT_APOSTROPHE] & 2) && IsAlpha(prev_in))
single_quoted = false; // apostrophe at end of word is part of the word
else if ((wcschr(tr->char_plus_apostrophe, prev_in) != 0) && (prev_out2 == ' ')) {
// consider single character plus apostrophe as a word
single_quoted = false;
if (next_in == ' ')
source_index++; // skip following space
} else {
if ((prev_out == 's') && (single_quoted == false)) {
// looks like apostrophe after an 's'
c = ' ';
} else {
if (IsSpace(prev_out))
single_quoted = true;
else
single_quoted = false;
pre_pause_add = 4; // single quote
c = ' ';
}
}
} else if (lookupwchar(breaks, c) != 0)
c = ' '; // various characters to treat as space
else if (iswdigit(c)) {
if (tr->langopts.tone_numbers && IsAlpha(prev_out) && !IsDigit(next_in)) {
} else if ((prev_out != ' ') && !iswdigit(prev_out)) {
if ((prev_out != tr->langopts.decimal_sep) || ((decimal_sep_count == true) && (tr->langopts.decimal_sep == ','))) {
c = ' ';
space_inserted = true;
} else
decimal_sep_count = true;
} else if ((prev_out == ' ') && IsAlpha(prev_out2) && !IsAlpha(prev_in)) {
// insert extra space between a word and a number, to distinguish 'a 2' from 'a2'
sbuf[ix++] = ' ';
words[word_count].start++;
}
}
}
if (IsSpace(c)) {
if (prev_out == ' ') {
word_flags |= FLAG_MULTIPLE_SPACES;
continue; // multiple spaces
}
if ((cc == 0x09) || (cc == 0x0a))
next_word_flags |= FLAG_MULTIPLE_SPACES; // tab or newline, not a simple space
if (space_inserted) {
// count the number of characters since the start of the word
j = 0;
k = source_index - 1;
while ((k >= source_index_word) && (charix[k] != 0)) {
if (charix[k] > 0) // don't count initial bytes of multi-byte character
j++;
k--;
}
words[word_count].length = j;
}
source_index_word = source_index;
// end of 'word'
sbuf[ix++] = ' ';
if ((word_count < N_CLAUSE_WORDS-1) && (ix > words[word_count].start)) {
if (embedded_count > 0) {
// there are embedded commands before this word
embedded_list[embedded_ix-1] |= 0x80; // terminate list of commands for this word
words[word_count].flags |= FLAG_EMBEDDED;
embedded_count = 0;
}
if (alpha_count == 0) {
all_upper_case &= ~FLAG_ALL_UPPER;
}
words[word_count].pre_pause = pre_pause;
words[word_count].flags |= (all_upper_case | word_flags | word_emphasis);
if (pre_pause > 0) {
// insert an extra space before the word, to prevent influence from previous word across the pause
for (j = ix; j > words[word_count].start; j--)
sbuf[j] = sbuf[j-1];
sbuf[j] = ' ';
words[word_count].start++;
ix++;
}
word_count++;
words[word_count].start = ix;
words[word_count].flags = 0;
words[word_count].length = CalcWordLength(source_index, charix_top, charix, words, word_count);
word_flags = next_word_flags;
next_word_flags = 0;
pre_pause = 0;
all_upper_case = FLAG_ALL_UPPER;
alpha_count = 0;
syllable_marked = false;
}
if (space_inserted) {
source_index = prev_source_index; // rewind to the previous character
char_inserted = 0;
space_inserted = false;
}
} else {
if ((ix < (N_TR_SOURCE - 4)))
ix += utf8_out(c, &sbuf[ix]);
}
if (pre_pause_add > pre_pause)
pre_pause = pre_pause_add;
pre_pause_add = 0;
}
if ((word_count == 0) && (embedded_count > 0)) {
// add a null 'word' to carry the embedded command flag
embedded_list[embedded_ix-1] |= 0x80;
words[word_count].flags |= FLAG_EMBEDDED;
word_count = 1;
}
tr->clause_end = &sbuf[ix-1];
sbuf[ix] = 0;
words[0].pre_pause = 0; // don't add extra pause at beginning of clause
words[word_count].pre_pause = 8;
if (word_count > 0) {
ix = word_count-1;
while ((ix > 0) && (IsBracket(sbuf[words[ix].start])))
ix--; // the last word is a bracket, mark the previous word as last
words[ix].flags |= FLAG_LAST_WORD;
// FLAG_NOSPACE check to avoid recognizing .mr -mr
if ((terminator & CLAUSE_DOT_AFTER_LAST_WORD) && !(words[word_count-1].flags & FLAG_NOSPACE))
words[word_count-1].flags |= FLAG_HAS_DOT;
}
words[0].flags |= FLAG_FIRST_WORD;
// Each TranslateWord2 may require up to 7 phonemes
// and after this loop we require 2 phonemes
for (ix = 0; ix < word_count && (n_ph_list2 < N_PHONEME_LIST-7-2); ix++) {
int nx;
int c_temp;
char *pn;
char *pw;
char number_buf[150];
WORD_TAB num_wtab[50]; // copy of 'words', when splitting numbers into parts
// start speaking at a specified word position in the text?
count_words++;
if (skip_words > 0) {
skip_words--;
if (skip_words == 0)
skipping_text = false;
}
if (skipping_text)
continue;
current_alphabet = NULL;
// digits should have been converted to Latin alphabet ('0' to '9')
word = pw = &sbuf[words[ix].start];
if (iswdigit(word[0]) && (tr->langopts.break_numbers != BREAK_THOUSANDS)) {
// Languages with 100000 numbers. Remove thousands separators so that we can insert them again later
pn = number_buf;
while (pn < &number_buf[sizeof(number_buf)-20]) {
if (iswdigit(*pw))
*pn++ = *pw++;
else if ((*pw == tr->langopts.thousands_sep) && (pw[1] == ' ')
&& iswdigit(pw[2]) && (pw[3] != ' ') && (pw[4] != ' ')) { // don't allow only 1 or 2 digits in the final part
pw += 2;
ix++; // skip "word"
} else {
nx = pw - word;
memset(word, ' ', nx);
nx = pn - number_buf;
memcpy(word, number_buf, nx);
break;
}
}
pw = word;
}
for (n_digits = 0; iswdigit(word[n_digits]); n_digits++) // count consecutive digits
;
if (n_digits > 4 && n_digits <= 32) {
// word is entirely digits, insert commas and break into 3 digit "words"
int nw = 0;
number_buf[0] = ' ';
number_buf[1] = ' ';
number_buf[2] = ' ';
pn = &number_buf[3];
nx = n_digits;
if ((n_digits > tr->langopts.max_digits) || (word[0] == '0'))
words[ix].flags |= FLAG_INDIVIDUAL_DIGITS;
while (pn < &number_buf[sizeof(number_buf)-20]) {
if (!IsDigit09(c = *pw++) && (c != tr->langopts.decimal_sep))
break;
*pn++ = c;
nx--;
if ((nx > 0) && (tr->langopts.break_numbers & (1U << nx))) {
memcpy(&num_wtab[nw++], &words[ix], sizeof(WORD_TAB)); // copy the 'words' entry for each word of numbers
if (tr->langopts.thousands_sep != ' ')
*pn++ = tr->langopts.thousands_sep;
*pn++ = ' ';
if ((words[ix].flags & FLAG_INDIVIDUAL_DIGITS) == 0) {
if (tr->langopts.break_numbers & (1 << (nx-1))) {
// the next group only has 1 digits, make it three
*pn++ = '0';
*pn++ = '0';
}
if (tr->langopts.break_numbers & (1 << (nx-2))) {
// the next group only has 2 digits (eg. Indian languages), make it three
*pn++ = '0';
}
}
}
}
pw--;
memcpy(&num_wtab[nw], &words[ix], sizeof(WORD_TAB)*2); // the original number word, and the word after it
for (j = 1; j <= nw; j++)
num_wtab[j].flags &= ~(FLAG_MULTIPLE_SPACES | FLAG_EMBEDDED); // don't use these flags for subsequent parts when splitting a number
// include the next few characters, in case there are an ordinal indicator or other suffix
memcpy(pn, pw, 16);
pn[16] = 0;
nw = 0;
for (pw = &number_buf[3]; pw < pn;) {
// keep wflags for each part, for FLAG_HYPHEN_AFTER
dict_flags = TranslateWord2(tr, pw, &num_wtab[nw++], words[ix].pre_pause);
while (*pw++ != ' ')
;
words[ix].pre_pause = 0;
}
} else {
pre_pause = 0;
dict_flags = TranslateWord2(tr, word, &words[ix], words[ix].pre_pause);
if (pre_pause > words[ix+1].pre_pause) {
words[ix+1].pre_pause = pre_pause;
pre_pause = 0;
}
if (dict_flags & FLAG_SPELLWORD) {
// redo the word, speaking single letters
for (pw = word; *pw != ' ';) {
memset(number_buf, 0, sizeof(number_buf));
memset(number_buf, ' ', 9);
nx = utf8_in(&c_temp, pw);
memcpy(&number_buf[2], pw, nx);
TranslateWord2(tr, &number_buf[2], &words[ix], 0);
pw += nx;
}
}
if ((dict_flags & (FLAG_ALLOW_DOT | FLAG_NEEDS_DOT)) && (ix == word_count - 1 - dictionary_skipwords) && (terminator & CLAUSE_DOT_AFTER_LAST_WORD)) {
// probably an abbreviation such as Mr. or B. rather than end of sentence
clause_pause = 10;
if (tone_out != NULL)
*tone_out = 4;
}
}
if (dict_flags & FLAG_SKIPWORDS) {
// dictionary indicates skip next word(s)
while (dictionary_skipwords > 0) {
words[ix+dictionary_skipwords].flags |= FLAG_DELETE_WORD;
dictionary_skipwords--;
}
}
}
if (embedded_read < embedded_ix) {
// any embedded commands not yet processed?
Word_EmbeddedCmd();
}
for (ix = 0; ix < 2; ix++) {
// terminate the clause with 2 PAUSE phonemes
PHONEME_LIST2 *p2;
p2 = &ph_list2[n_ph_list2 + ix];
p2->phcode = phonPAUSE;
p2->stresslevel = 0;
p2->sourceix = source_index;
p2->synthflags = 0;
}
n_ph_list2 += 2;
if (Eof() && ((word_count == 0) || (option_endpause == 0)))
clause_pause = 10;
MakePhonemeList(tr, clause_pause, new_sentence2);
phoneme_list[N_PHONEME_LIST].ph = NULL; // recognize end of phoneme_list array, in Generate()
phoneme_list[N_PHONEME_LIST].sourceix = 1;
if (embedded_count) { // ???? is this needed
phoneme_list[n_phoneme_list-2].synthflags = SFLAG_EMBEDDED;
embedded_list[embedded_ix-1] |= 0x80;
embedded_list[embedded_ix] = 0x80;
}
new_sentence = false;
if (terminator & CLAUSE_TYPE_SENTENCE)
new_sentence = true; // next clause is a new sentence
if (voice_change != NULL) {
// return new voice name if an embedded voice change command terminated the clause
if (terminator & CLAUSE_TYPE_VOICE_CHANGE)
*voice_change = voice_change_name;
else
*voice_change = NULL;
}
}
void TranslateClause(Translator *tr, int *tone_out, char **voice_change)
{
TranslateClauseWithTerminator(tr, tone_out, voice_change, NULL);
}
static int CalcWordLength(int source_index, int charix_top, short int *charix, WORD_TAB *words, int word_count) {
int j;
int k;
for (j = source_index; j < charix_top && charix[j] <= 0; j++); // skip blanks
words[word_count].sourceix = charix[j];
k = 0;
while (charix[j] != 0) {
// count the number of characters (excluding multibyte continuation bytes)
if (charix[j++] != -1)
k++;
}
return k;
}
static void CombineFlag(Translator *tr, WORD_TAB *wtab, char *word, int *flags, unsigned char *p, char *word_phonemes) {
// combine a preposition with the following word
int sylimit; // max. number of syllables in a word to be combined with a preceding preposition
sylimit = tr->langopts.param[LOPT_COMBINE_WORDS];
char *p2;
p2 = word;
while (*p2 != ' ') p2++;
bool ok = true;
int c_word2;
utf8_in(&c_word2, p2+1); // first character of the next word;
if (!iswalpha(c_word2))
ok = false;
int flags2[2];
flags2[0] = 0;
if (ok) {
char ph_buf[N_WORD_PHONEMES];
strcpy(ph_buf, word_phonemes);
flags2[0] = TranslateWord(tr, p2+1, wtab+1, NULL);
if ((flags2[0] & FLAG_WAS_UNPRONOUNCABLE) || (word_phonemes[0] == phonSWITCH))
ok = false;
if ((sylimit & 0x100) && ((flags2[0] & FLAG_ALT_TRANS) == 0)) {
// only if the second word has $alt attribute
ok = false;
}
if ((sylimit & 0x200) && ((wtab+1)->flags & FLAG_LAST_WORD)) {
// not if the next word is end-of-sentence
ok = false;
}
if (ok == false)
strcpy(word_phonemes, ph_buf);
}
if (ok) {
*p2 = '-'; // replace next space by hyphen
wtab[0].flags &= ~FLAG_ALL_UPPER; // prevent it being considered an abbreviation
*flags = TranslateWord(translator, word, wtab, NULL); // translate the combined word
if ((sylimit > 0) && (CountSyllables(p) > (sylimit & 0x1f))) {
// revert to separate words
*p2 = ' ';
*flags = TranslateWord(translator, word, wtab, NULL);
} else {
if (*flags == 0)
*flags = flags2[0]; // no flags for the combined word, so use flags from the second word eg. lang-hu "nem december 7-e"
*flags |= FLAG_SKIPWORDS;
dictionary_skipwords = 1;
}
}
}
static void SwitchLanguage(char *word, char *word_phonemes) {
char lang_name[12];
int ix;
word += 3;
for (ix = 0;;) {
int c1;
c1 = *word++;
if ((c1 == ' ') || (c1 == 0))
break;
lang_name[ix++] = tolower(c1);
}
lang_name[ix] = 0;
if ((ix = LookupPhonemeTable(lang_name)) > 0) {
SelectPhonemeTable(ix);
word_phonemes[0] = phonSWITCH;
word_phonemes[1] = ix;
word_phonemes[2] = 0;
}
}
void InitText(int control)
{
count_sentences = 0;
count_words = 0;
end_character_position = 0;
skip_sentences = 0;
skip_marker[0] = 0;
skip_words = 0;
skip_characters = 0;
skipping_text = false;
new_sentence = true;
option_sayas = 0;
option_sayas2 = 0;
option_emphasis = 0;
word_emphasis = 0;
embedded_flag = 0;
InitText2();
if ((control & espeakKEEP_NAMEDATA) == 0)
InitNamedata();
}