mirror of
https://github.com/rhasspy/espeak-ng.git
synced 2026-10-31 21:39:47 +00:00
jonsd
83bc87a000
Command line option --ipa can have option to include Tie or ZWJ characters to disabmiguate multi-letter phoneme names. Recognize and ignore UTF8-BOM byte sequence at the start of phoneme definition files. Languages changes: ta, nl, pt. git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@306 d46cf337-b52f-0410-862d-fd96e6ae7743
732 lines
17 KiB
C++
732 lines
17 KiB
C++
/***************************************************************************
|
|
* Copyright (C) 2005 to 2013 by Jonathan Duddington *
|
|
* email: jonsd@users.sourceforge.net *
|
|
* *
|
|
* 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, write see: *
|
|
* <http://www.gnu.org/licenses/>. *
|
|
***************************************************************************/
|
|
|
|
|
|
|
|
#include "StdAfx.h"
|
|
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#include <wctype.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <math.h>
|
|
|
|
#include "speak_lib.h"
|
|
#include "speech.h"
|
|
#include "phoneme.h"
|
|
#include "synthesize.h"
|
|
#include "translate.h"
|
|
#include "voice.h"
|
|
|
|
int option_mbrola_phonemes;
|
|
|
|
#ifdef INCLUDE_MBROLA
|
|
|
|
extern int Read4Bytes(FILE *f);
|
|
extern void SetPitch2(voice_t *voice, int pitch1, int pitch2, int *pitch_base, int *pitch_range);
|
|
extern unsigned char *outbuf;
|
|
|
|
#ifndef PLATFORM_WINDOWS
|
|
|
|
#include "mbrowrap.h"
|
|
|
|
#else
|
|
#include <windows.h>
|
|
typedef void (WINAPI *PROCVV)(void);
|
|
typedef void (WINAPI *PROCVI)(int);
|
|
typedef void (WINAPI *PROCVF)(float);
|
|
typedef int (WINAPI *PROCIV)();
|
|
typedef int (WINAPI *PROCIC) (char *);
|
|
typedef int (WINAPI *PROCISI)(short *,int);
|
|
typedef char* (WINAPI *PROCVCI)(char *,int);
|
|
|
|
PROCIC init_MBR;
|
|
PROCIC write_MBR;
|
|
PROCIV flush_MBR;
|
|
PROCISI read_MBR;
|
|
PROCVV close_MBR;
|
|
PROCVV reset_MBR;
|
|
PROCIV lastError_MBR;
|
|
PROCVCI lastErrorStr_MBR;
|
|
PROCVI setNoError_MBR;
|
|
PROCIV getFreq_MBR;
|
|
PROCVF setVolumeRatio_MBR;
|
|
|
|
|
|
|
|
HINSTANCE hinstDllMBR = NULL;
|
|
|
|
|
|
BOOL load_MBR()
|
|
{
|
|
if(hinstDllMBR != NULL)
|
|
return TRUE; // already loaded
|
|
|
|
if ((hinstDllMBR=LoadLibraryA("mbrola.dll")) == 0)
|
|
return FALSE;
|
|
init_MBR =(PROCIC) GetProcAddress(hinstDllMBR,"init_MBR");
|
|
write_MBR =(PROCIC) GetProcAddress(hinstDllMBR,"write_MBR");
|
|
flush_MBR =(PROCIV) GetProcAddress(hinstDllMBR,"flush_MBR");
|
|
read_MBR =(PROCISI) GetProcAddress(hinstDllMBR,"read_MBR");
|
|
close_MBR =(PROCVV) GetProcAddress(hinstDllMBR,"close_MBR");
|
|
reset_MBR =(PROCVV) GetProcAddress(hinstDllMBR,"reset_MBR");
|
|
lastError_MBR =(PROCIV) GetProcAddress(hinstDllMBR,"lastError_MBR");
|
|
lastErrorStr_MBR =(PROCVCI) GetProcAddress(hinstDllMBR,"lastErrorStr_MBR");
|
|
setNoError_MBR =(PROCVI) GetProcAddress(hinstDllMBR,"setNoError_MBR");
|
|
setVolumeRatio_MBR =(PROCVF) GetProcAddress(hinstDllMBR,"setVolumeRatio_MBR");
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
void unload_MBR()
|
|
{
|
|
if (hinstDllMBR)
|
|
{
|
|
FreeLibrary (hinstDllMBR);
|
|
hinstDllMBR=NULL;
|
|
}
|
|
}
|
|
|
|
#endif // windows
|
|
|
|
|
|
static MBROLA_TAB *mbrola_tab = NULL;
|
|
static int mbrola_control = 0;
|
|
static int mbr_name_prefix = 0;
|
|
|
|
espeak_ERROR LoadMbrolaTable(const char *mbrola_voice, const char *phtrans, int srate)
|
|
{//===================================================================================
|
|
// Load a phoneme name translation table from espeak-data/mbrola
|
|
|
|
int size;
|
|
int ix;
|
|
int *pw;
|
|
FILE *f_in;
|
|
char path[sizeof(path_home)+15];
|
|
|
|
mbrola_name[0] = 0;
|
|
mbrola_delay = 0;
|
|
mbr_name_prefix = 0;
|
|
|
|
if(mbrola_voice == NULL)
|
|
{
|
|
samplerate = samplerate_native;
|
|
SetParameter(espeakVOICETYPE,0,0);
|
|
return(EE_OK);
|
|
}
|
|
|
|
sprintf(path,"%s/mbrola/%s",path_home,mbrola_voice);
|
|
#ifdef PLATFORM_POSIX
|
|
// if not found, then also look in
|
|
// usr/share/mbrola/xx, /usr/share/mbrola/xx/xx, /usr/share/mbrola/voices/xx
|
|
if(GetFileLength(path) <= 0)
|
|
{
|
|
sprintf(path,"/usr/share/mbrola/%s",mbrola_voice);
|
|
|
|
if(GetFileLength(path) <= 0)
|
|
{
|
|
sprintf(path,"/usr/share/mbrola/%s/%s",mbrola_voice,mbrola_voice);
|
|
|
|
if(GetFileLength(path) <= 0)
|
|
{
|
|
sprintf(path,"/usr/share/mbrola/voices/%s",mbrola_voice);
|
|
}
|
|
}
|
|
}
|
|
close_MBR();
|
|
#endif
|
|
#ifdef PLATFORM_WINDOWS
|
|
if(load_MBR() == FALSE) // load mbrola.dll
|
|
{
|
|
fprintf(stderr, "Can't load mbrola.dll\n");
|
|
return(EE_INTERNAL_ERROR);
|
|
}
|
|
#endif
|
|
|
|
if(init_MBR(path) != 0) // initialise the required mbrola voice
|
|
return(EE_NOT_FOUND);
|
|
|
|
setNoError_MBR(1); // don't stop on phoneme errors
|
|
|
|
// read eSpeak's mbrola phoneme translation data, eg. en1_phtrans
|
|
sprintf(path,"%s/mbrola_ph/%s",path_home,phtrans);
|
|
size = GetFileLength(path);
|
|
if((f_in = fopen(path,"rb")) == NULL) {
|
|
close_MBR();
|
|
return(EE_NOT_FOUND);
|
|
}
|
|
|
|
if((mbrola_tab = (MBROLA_TAB *)realloc(mbrola_tab,size)) == NULL)
|
|
{
|
|
fclose(f_in);
|
|
close_MBR();
|
|
return(EE_INTERNAL_ERROR);
|
|
}
|
|
|
|
mbrola_control = Read4Bytes(f_in);
|
|
pw = (int *)mbrola_tab;
|
|
for(ix=4; ix<size; ix+=4)
|
|
{
|
|
*pw++ = Read4Bytes(f_in);
|
|
}
|
|
size = fread(mbrola_tab,1,size,f_in);
|
|
fclose(f_in);
|
|
|
|
setVolumeRatio_MBR((float)(mbrola_control & 0xff) /16.0f);
|
|
// srate = getFreq_MBR();
|
|
samplerate = srate;
|
|
if(srate == 22050)
|
|
SetParameter(espeakVOICETYPE,0,0);
|
|
else
|
|
SetParameter(espeakVOICETYPE,1,0);
|
|
strcpy(mbrola_name,mbrola_voice);
|
|
// mbrola_delay = 3800; // improve synchronization of events
|
|
mbrola_delay = 1000; // improve synchronization of events
|
|
return(EE_OK);
|
|
} // end of LoadMbrolaTable
|
|
|
|
|
|
static int GetMbrName(PHONEME_LIST *plist, PHONEME_TAB *ph, PHONEME_TAB *ph_prev, PHONEME_TAB *ph_next, int *name2, int *split, int *control)
|
|
{//==========================================================================================================================================
|
|
// Look up a phoneme in the mbrola phoneme name translation table
|
|
// It may give none, 1, or 2 mbrola phonemes
|
|
MBROLA_TAB *pr;
|
|
PHONEME_TAB *other_ph;
|
|
int found = 0;
|
|
static int mnem;
|
|
|
|
// control
|
|
// bit 0 skip the next phoneme
|
|
// bit 1 match this and Previous phoneme
|
|
// bit 2 only at the start of a word
|
|
// bit 3 don't match two phonemes across a word boundary
|
|
// bit 4 add this phoneme name as a prefix to the next phoneme name (used for de4 phoneme prefix '?')
|
|
// bit 5 only in stressed syllable
|
|
// bit 6 only at the end of a word
|
|
|
|
*name2=0;
|
|
*split=0;
|
|
*control=0;
|
|
mnem = ph->mnemonic;
|
|
|
|
pr = mbrola_tab;
|
|
while(pr->name != 0)
|
|
{
|
|
if(mnem == pr->name)
|
|
{
|
|
if(pr->next_phoneme == 0)
|
|
found = 1;
|
|
else
|
|
if((pr->next_phoneme == ':') && (plist->synthflags & SFLAG_LENGTHEN))
|
|
{
|
|
found = 1;
|
|
}
|
|
else
|
|
{
|
|
if(pr->control & 2)
|
|
other_ph = ph_prev;
|
|
else
|
|
if((pr->control & 8) && ((plist+1)->newword))
|
|
other_ph = phoneme_tab[phPAUSE]; // don't match the next phoneme over a word boundary
|
|
else
|
|
other_ph = ph_next;
|
|
|
|
if((pr->next_phoneme == other_ph->mnemonic) ||
|
|
((pr->next_phoneme == 2) && (other_ph->type == phVOWEL)) ||
|
|
((pr->next_phoneme == '_') && (other_ph->type == phPAUSE)))
|
|
{
|
|
found = 1;
|
|
}
|
|
}
|
|
|
|
if((pr->control & 4) && (plist->newword == 0)) // only at start of word
|
|
found = 0;
|
|
|
|
if((pr->control & 0x40) && (plist[1].newword == 0)) // only at the end of a word
|
|
found = 0;
|
|
|
|
if((pr->control & 0x20) && (plist->stresslevel < plist->wordstress))
|
|
found = 0; // only in stressed syllables
|
|
|
|
if(found)
|
|
{
|
|
*name2 = pr->mbr_name2;
|
|
*split = pr->percent;
|
|
*control = pr->control;
|
|
|
|
if(pr->control & 0x10)
|
|
{
|
|
mbr_name_prefix = pr->mbr_name;
|
|
return(0);
|
|
}
|
|
mnem = pr->mbr_name;
|
|
break;
|
|
}
|
|
}
|
|
|
|
pr++;
|
|
}
|
|
|
|
if(mbr_name_prefix != 0)
|
|
{
|
|
mnem = (mnem << 8) | (mbr_name_prefix & 0xff);
|
|
}
|
|
mbr_name_prefix = 0;
|
|
return(mnem);
|
|
}
|
|
|
|
|
|
static char *WritePitch(int env, int pitch1, int pitch2, int split, int final)
|
|
{//===========================================================================
|
|
// final=1: only give the final pitch value.
|
|
int x;
|
|
int ix;
|
|
int pitch_base;
|
|
int pitch_range;
|
|
int p1,p2,p_end;
|
|
unsigned char *pitch_env;
|
|
int max = -1;
|
|
int min = 999;
|
|
int y_max=0;
|
|
int y_min=0;
|
|
int env100 = 80; // apply the pitch change only over this proportion of the mbrola phoneme(s)
|
|
int y2;
|
|
int y[4];
|
|
int env_split;
|
|
char buf[50];
|
|
static char output[50];
|
|
|
|
output[0] = 0;
|
|
pitch_env = envelope_data[env];
|
|
|
|
|
|
SetPitch2(voice, pitch1, pitch2, &pitch_base, &pitch_range);
|
|
|
|
|
|
env_split = (split * 128)/100;
|
|
if(env_split < 0)
|
|
env_split = 0-env_split;
|
|
|
|
// find max and min in the pitch envelope
|
|
for(x=0; x<128; x++)
|
|
{
|
|
if(pitch_env[x] > max)
|
|
{
|
|
max = pitch_env[x];
|
|
y_max = x;
|
|
}
|
|
if(pitch_env[x] < min)
|
|
{
|
|
min = pitch_env[x];
|
|
y_min = x;
|
|
}
|
|
}
|
|
// set an additional pitch point half way through the phoneme.
|
|
// but look for a maximum or a minimum and use that instead
|
|
y[2] = 64;
|
|
if((y_max > 0) && (y_max < 127))
|
|
{
|
|
y[2] = y_max;
|
|
}
|
|
if((y_min > 0) && (y_min < 127))
|
|
{
|
|
y[2] = y_min;
|
|
}
|
|
y[1] = y[2] / 2;
|
|
y[3] = y[2] + (127 - y[2])/2;
|
|
|
|
// set initial pitch
|
|
p1 = ((pitch_env[0]*pitch_range)>>8) + pitch_base; // Hz << 12
|
|
p_end = ((pitch_env[127]*pitch_range)>>8) + pitch_base;
|
|
|
|
|
|
if(split >= 0)
|
|
{
|
|
sprintf(buf," 0 %d",p1/4096);
|
|
strcat(output,buf);
|
|
}
|
|
|
|
// don't use intermediate pitch points for linear rise and fall
|
|
if(env > 1)
|
|
{
|
|
for(ix=1; ix<4; ix++)
|
|
{
|
|
p2 = ((pitch_env[y[ix]]*pitch_range)>>8) + pitch_base;
|
|
|
|
if(split > 0)
|
|
{
|
|
y2 = (y[ix] * env100)/env_split;
|
|
}
|
|
else
|
|
if(split < 0)
|
|
{
|
|
y2 = ((y[ix]-env_split) * env100)/env_split;
|
|
}
|
|
else
|
|
{
|
|
y2 = (y[ix] * env100)/128;
|
|
}
|
|
if((y2 > 0) && (y2 <= env100))
|
|
{
|
|
sprintf(buf," %d %d",y2,p2/4096);
|
|
strcat(output,buf);
|
|
}
|
|
}
|
|
}
|
|
|
|
p_end = p_end/4096;
|
|
if(split <= 0)
|
|
{
|
|
sprintf(buf," %d %d",env100,p_end);
|
|
strcat(output,buf);
|
|
}
|
|
if(env100 < 100)
|
|
{
|
|
sprintf(buf," %d %d",100,p_end);
|
|
strcat(output,buf);
|
|
}
|
|
strcat(output,"\n");
|
|
|
|
if(final)
|
|
sprintf(output,"\t100 %d\n",p_end);
|
|
return(output);
|
|
} // end of WritePitch
|
|
|
|
|
|
int MbrolaTranslate(PHONEME_LIST *plist, int n_phonemes, int resume, FILE *f_mbrola)
|
|
{//=================================================================================
|
|
// Generate a mbrola pho file
|
|
unsigned int name;
|
|
int len;
|
|
int len1;
|
|
PHONEME_TAB *ph;
|
|
PHONEME_TAB *ph_next;
|
|
PHONEME_TAB *ph_prev;
|
|
PHONEME_LIST *p;
|
|
PHONEME_LIST *next;
|
|
PHONEME_DATA phdata;
|
|
FMT_PARAMS fmtp;
|
|
int pause = 0;
|
|
int released;
|
|
int name2;
|
|
int control;
|
|
int done;
|
|
int len_percent;
|
|
const char *final_pitch;
|
|
char *ptr;
|
|
char mbr_buf[120];
|
|
|
|
static int phix;
|
|
static int embedded_ix;
|
|
static int word_count;
|
|
|
|
if (!resume) {
|
|
phix = 1;
|
|
embedded_ix = 0;
|
|
word_count = 0;
|
|
}
|
|
|
|
while (phix < n_phonemes)
|
|
{
|
|
if (WcmdqFree() < MIN_WCMDQ)
|
|
return 1;
|
|
|
|
ptr = mbr_buf;
|
|
|
|
p = &plist[phix];
|
|
next = &plist[phix+1];
|
|
ph = p->ph;
|
|
ph_prev = plist[phix-1].ph;
|
|
ph_next = plist[phix+1].ph;
|
|
|
|
if(p->synthflags & SFLAG_EMBEDDED)
|
|
{
|
|
DoEmbedded(&embedded_ix, p->sourceix);
|
|
}
|
|
|
|
if(p->newword & 4)
|
|
DoMarker(espeakEVENT_SENTENCE, (p->sourceix & 0x7ff) + clause_start_char, 0, count_sentences);
|
|
if(p->newword & 1)
|
|
DoMarker(espeakEVENT_WORD, (p->sourceix & 0x7ff) + clause_start_char, p->sourceix >> 11, clause_start_word + word_count++);
|
|
|
|
name = GetMbrName(p,ph,ph_prev,ph_next,&name2,&len_percent,&control);
|
|
if(control & 1)
|
|
phix++;
|
|
|
|
if(name == 0) {
|
|
phix++;
|
|
continue; // ignore this phoneme
|
|
}
|
|
|
|
if((ph->type == phPAUSE) && (name == ph->mnemonic))
|
|
{
|
|
// a pause phoneme, which has not been changed by the translation
|
|
name = '_';
|
|
len = (p->length * speed.pause_factor)/256;
|
|
// if(len == 0) continue;
|
|
if(len == 0)
|
|
len = 1;
|
|
}
|
|
else
|
|
len = (80 * speed.wav_factor)/256;
|
|
|
|
if(ph->code != phonEND_WORD)
|
|
{
|
|
char phoneme_name[16];
|
|
WritePhMnemonic(phoneme_name, p->ph, p, option_phoneme_events & espeakINITIALIZE_PHONEME_IPA, NULL);
|
|
DoPhonemeMarker(espeakEVENT_PHONEME, (p->sourceix & 0x7ff) + clause_start_char, 0, phoneme_name);
|
|
}
|
|
|
|
ptr += sprintf(ptr,"%s\t",WordToString(name));
|
|
|
|
if(name2 == '_')
|
|
{
|
|
// add a pause after this phoneme
|
|
pause = len_percent;
|
|
name2 = 0;
|
|
}
|
|
|
|
done = 0;
|
|
final_pitch = "";
|
|
|
|
switch(ph->type)
|
|
{
|
|
case phVOWEL:
|
|
len = ph->std_length;
|
|
if(p->synthflags & SFLAG_LENGTHEN)
|
|
len += phoneme_tab[phonLENGTHEN]->std_length; // phoneme was followed by an extra : symbol
|
|
|
|
if(ph_next->type == phPAUSE)
|
|
len += 50; // lengthen vowels before a pause
|
|
len = (len * p->length)/256;
|
|
|
|
if(name2 == 0)
|
|
{
|
|
char *pitch = WritePitch(p->env,p->pitch1,p->pitch2,0,0);
|
|
ptr += sprintf(ptr,"%d\t%s", len, pitch);
|
|
}
|
|
else
|
|
{
|
|
char *pitch;
|
|
|
|
pitch = WritePitch(p->env,p->pitch1,p->pitch2,len_percent,0);
|
|
len1 = (len * len_percent)/100;
|
|
ptr += sprintf(ptr,"%d\t%s", len1, pitch);
|
|
|
|
pitch = WritePitch(p->env,p->pitch1,p->pitch2,-len_percent,0);
|
|
ptr += sprintf(ptr,"%s\t%d\t%s", WordToString(name2), len-len1, pitch);
|
|
}
|
|
done = 1;
|
|
break;
|
|
|
|
case phSTOP:
|
|
released = 0;
|
|
if(next->type==phVOWEL) released = 1;
|
|
if(next->type==phLIQUID && !next->newword) released = 1;
|
|
|
|
if(released == 0)
|
|
p->synthflags |= SFLAG_NEXT_PAUSE;
|
|
InterpretPhoneme(NULL, 0, p, &phdata, NULL);
|
|
len = DoSample3(&phdata, 0, -1);
|
|
|
|
len = (len * 1000)/samplerate; // convert to mS
|
|
len += PauseLength(p->prepause,1);
|
|
break;
|
|
|
|
case phVSTOP:
|
|
len = (80 * speed.wav_factor)/256;
|
|
break;
|
|
|
|
case phFRICATIVE:
|
|
len = 0;
|
|
InterpretPhoneme(NULL, 0, p, &phdata, NULL);
|
|
if(p->synthflags & SFLAG_LENGTHEN)
|
|
len = DoSample3(&phdata, p->length, -1); // play it twice for [s:] etc.
|
|
len += DoSample3(&phdata, p->length, -1);
|
|
|
|
len = (len * 1000)/samplerate; // convert to mS
|
|
break;
|
|
|
|
case phNASAL:
|
|
if(next->type != phVOWEL)
|
|
{
|
|
memset(&fmtp, 0, sizeof(fmtp));
|
|
InterpretPhoneme(NULL, 0, p, &phdata, NULL);
|
|
fmtp.fmt_addr = phdata.sound_addr[pd_FMT];
|
|
len = DoSpect2(p->ph, 0, &fmtp, p, -1);
|
|
// len = DoSpect(p->ph,prev->ph,phoneme_tab[phonPAUSE],2,p,-1);
|
|
len = (len * 1000)/samplerate;
|
|
if(next->type == phPAUSE)
|
|
len += 50;
|
|
final_pitch = WritePitch(p->env,p->pitch1,p->pitch2,0,1);
|
|
}
|
|
break;
|
|
|
|
case phLIQUID:
|
|
if(next->type == phPAUSE)
|
|
{
|
|
len += 50;
|
|
final_pitch = WritePitch(p->env,p->pitch1,p->pitch2,0,1);
|
|
}
|
|
break;
|
|
}
|
|
|
|
if(!done)
|
|
{
|
|
if(name2 != 0)
|
|
{
|
|
len1 = (len * len_percent)/100;
|
|
ptr += sprintf(ptr,"%d\n%s\t",len1,WordToString(name2));
|
|
len -= len1;
|
|
}
|
|
ptr += sprintf(ptr,"%d%s\n",len,final_pitch);
|
|
}
|
|
|
|
if(pause)
|
|
{
|
|
len += PauseLength(pause,0);
|
|
ptr += sprintf(ptr,"_ \t%d\n",PauseLength(pause,0));
|
|
pause = 0;
|
|
}
|
|
|
|
if(f_mbrola)
|
|
{
|
|
fwrite(mbr_buf,1,(ptr-mbr_buf),f_mbrola); // write .pho to a file
|
|
}
|
|
else
|
|
{
|
|
int res = write_MBR(mbr_buf);
|
|
if (res < 0)
|
|
return 0; /* don't get stuck on error */
|
|
if (res == 0)
|
|
return 1;
|
|
wcmdq[wcmdq_tail][0] = WCMD_MBROLA_DATA;
|
|
wcmdq[wcmdq_tail][1] = len;
|
|
WcmdqInc();
|
|
}
|
|
|
|
phix++;
|
|
}
|
|
|
|
if(!f_mbrola)
|
|
{
|
|
flush_MBR();
|
|
|
|
// flush the mbrola output buffer
|
|
wcmdq[wcmdq_tail][0] = WCMD_MBROLA_DATA;
|
|
wcmdq[wcmdq_tail][1] = 500;
|
|
WcmdqInc();
|
|
}
|
|
|
|
return 0;
|
|
} // end of MbrolaTranslate
|
|
|
|
|
|
int MbrolaGenerate(PHONEME_LIST *phoneme_list, int *n_ph, int resume)
|
|
{//==================================================================
|
|
FILE *f_mbrola = NULL;
|
|
|
|
if(*n_ph == 0)
|
|
return(0);
|
|
|
|
if(option_mbrola_phonemes)
|
|
{
|
|
// send mbrola data to a file, not to the mbrola library
|
|
f_mbrola = f_trans;
|
|
}
|
|
|
|
int again = MbrolaTranslate(phoneme_list, *n_ph, resume, f_mbrola);
|
|
if (!again)
|
|
*n_ph = 0;
|
|
return again;
|
|
}
|
|
|
|
|
|
int MbrolaFill(int length, int resume, int amplitude)
|
|
{//==================================================
|
|
// Read audio data from Mbrola (length is in millisecs)
|
|
|
|
static int n_samples;
|
|
int req_samples, result;
|
|
int ix;
|
|
short value16;
|
|
int value;
|
|
|
|
if (!resume)
|
|
n_samples = samplerate * length / 1000;
|
|
|
|
req_samples = (out_end - out_ptr)/2;
|
|
if (req_samples > n_samples)
|
|
req_samples = n_samples;
|
|
result = read_MBR((short *)out_ptr, req_samples);
|
|
if (result <= 0)
|
|
return 0;
|
|
|
|
for(ix=0; ix < result; ix++)
|
|
{
|
|
value16 = out_ptr[0] + (out_ptr[1] << 8);
|
|
value = value16 * amplitude;
|
|
value = value / 40; // adjust this constant to give a suitable amplitude for mbrola voices
|
|
if(value > 0x7fff)
|
|
value = 0x7fff;
|
|
if(value < -0x8000)
|
|
value = 0x8000;
|
|
out_ptr[0] = value;
|
|
out_ptr[1] = value >> 8;
|
|
out_ptr += 2;
|
|
}
|
|
n_samples -= result;
|
|
return n_samples ? 1 : 0;
|
|
}
|
|
|
|
|
|
void MbrolaReset(void)
|
|
{//===================
|
|
// Reset the Mbrola engine and flush the pending audio
|
|
|
|
reset_MBR();
|
|
}
|
|
|
|
#else // INCLUDE_MBROLA
|
|
|
|
// mbrola interface is not compiled, provide dummy functions.
|
|
|
|
espeak_ERROR LoadMbrolaTable(const char *mbrola_voice, const char *phtrans, int srate)
|
|
{
|
|
return(EE_INTERNAL_ERROR);
|
|
}
|
|
|
|
int MbrolaGenerate(PHONEME_LIST *phoneme_list, int *n_ph, int resume)
|
|
{
|
|
return(0);
|
|
}
|
|
|
|
int MbrolaFill(int length, int resume, int amplitude)
|
|
{
|
|
return(0);
|
|
}
|
|
|
|
void MbrolaReset(void)
|
|
{
|
|
}
|
|
|
|
|
|
#endif // INCLUDE_MBROLA
|