mirror of
https://github.com/rhasspy/espeak-ng.git
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jonsd
e5f2d6f4c6
git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@92 d46cf337-b52f-0410-862d-fd96e6ae7743
281 lines
9.2 KiB
C
Executable File
281 lines
9.2 KiB
C
Executable File
/***************************************************************************
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* Copyright (C) 2005 to 2007 by Jonathan Duddington *
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* email: jonsd@users.sourceforge.net *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write see: *
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* <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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#define N_PHONEME_LIST 700 // enough for source[] full of text, else it will truncate
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#define MAX_HARMONIC 400 // 400 * 50Hz = 20 kHz, more than enough
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#define N_SEQ_FRAMES 25 // max frames in a spectrum sequence (real max is ablut 8)
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#define PITCHfall 0
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#define PITCHrise 1
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// flags set for frames within a spectrum sequence
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#define FRFLAG_VOWEL_CENTRE 0x02 // centre point of vowel
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#define FRFLAG_LEN_MOD 0x04 // reduce effect of length adjustment
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#define FRFLAG_BREAK_LF 0x08 // but keep f3 upwards
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#define FRFLAG_BREAK 0x10 // don't merge with next frame
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#define FRFLAG_BREAK_2 0x18 // FRFLAG_BREAK_LF or FRFLAG_BREAK
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#define FRFLAG_FORMANT_RATE 0x20 // Flag5 allow increased rate of change of formant freq
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#define FRFLAG_MODULATE 0x40 // Flag6 modulate amplitude of some cycles to give trill
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#define FRFLAG_DEFER_WAV 0x80 // Flag7 defer mixing WAV until the next frame
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#define FRFLAG_COPIED 0x8000 // This frame has been copied into temporary rw memory
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#define SFLAG_SEQCONTINUE 0x01 // a liquid or nasal after a vowel, but not followed by a vowel
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#define SFLAG_EMBEDDED 0x02 // there are embedded commands before this phoneme
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#define SFLAG_SYLLABLE 0x04 // vowel or syllabic consonant
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#define SFLAG_LENGTHEN 0x08 // lengthen symbol : included after this phoneme
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#define SFLAG_DICTIONARY 0x10 // the pronunciation of this word was listed in the xx_list dictionary
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#define SFLAG_SWITCHED_LANG 0x20 // this word uses phonemes from a different language
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#define SFLAG_PROMOTE_STRESS 0x40 // this unstressed word can be promoted to stressed
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// embedded command numbers
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#define EMBED_P 1 // pitch
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#define EMBED_S 2 // speed (used in setlengths)
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#define EMBED_A 3 // amplitude/volume
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#define EMBED_R 4 // pitch range/expression
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#define EMBED_H 5 // echo/reverberation
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#define EMBED_T 6 // different tone
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#define EMBED_I 7 // sound icon
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#define EMBED_S2 8 // speed (used in synthesize)
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#define EMBED_Y 9 // say-as commands
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#define EMBED_M 10 // mark name
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#define EMBED_U 11 // audio uri
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#define EMBED_B 12 // break
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#define EMBED_F 13 // emphasis
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#define N_EMBEDDED_VALUES 14
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extern int embedded_value[N_EMBEDDED_VALUES];
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extern int embedded_default[N_EMBEDDED_VALUES];
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#define N_PEAKS 9
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#define N_MARKERS 8
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typedef struct {
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short pkfreq;
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short pkheight;
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short pkwidth;
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short pkright;
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} peak_t;
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typedef struct {
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short frflags;
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unsigned char length;
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unsigned char rms;
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short ffreq[9];
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unsigned char fheight[9];
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unsigned char fwidth[6]; // width/4
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unsigned char fright[6]; // width/4
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} frame_t;
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// formant data used by wavegen
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typedef struct {
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int freq; // Hz<<16
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int height; // height<<15
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int left; // Hz<<16
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int right; // Hz<<16
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DOUBLEX freq1; // floating point versions of the above
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DOUBLEX height1;
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DOUBLEX left1;
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DOUBLEX right1;
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DOUBLEX freq_inc; // increment by this every 64 samples
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DOUBLEX height_inc;
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DOUBLEX left_inc;
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DOUBLEX right_inc;
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} wavegen_peaks_t;
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typedef struct {
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double a;
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double b;
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double c;
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double x1;
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double x2;
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} RESONATOR;
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typedef struct {
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short length;
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unsigned char n_frames;
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unsigned char flags;
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frame_t frame[N_SEQ_FRAMES]; // max. frames in a spectrum sequence
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} SPECT_SEQ;
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typedef struct {
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short length;
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short frflags;
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frame_t *frame;
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} frameref_t;
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typedef struct {
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PHONEME_TAB *ph;
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unsigned char env; // pitch envelope number
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unsigned char tone;
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unsigned char type;
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unsigned char prepause;
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unsigned char amp;
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unsigned char tone_ph; // tone phoneme to use with this vowel
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unsigned char newword; // bit 0=start of word, bit 1=end of clause, bit 2=start of sentence
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unsigned char synthflags;
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short length; // length_mod
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short pitch1; // pitch, 0-4095 within the Voice's pitch range
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short pitch2;
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unsigned short sourceix; // ix into the original source text string, only set at the start of a word
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} PHONEME_LIST;
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typedef struct {
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int name;
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int length;
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char *data;
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char *filename;
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} SOUND_ICON;
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typedef struct {
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int name;
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unsigned int next_phoneme;
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int mbr_name;
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int mbr_name2;
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int percent; // percentage length of first component
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int control;
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} MBROLA_TAB;
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// phoneme table
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extern PHONEME_TAB *phoneme_tab[N_PHONEME_TAB];
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// list of phonemes in a clause
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extern int n_phoneme_list;
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extern PHONEME_LIST phoneme_list[N_PHONEME_LIST];
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extern unsigned int embedded_list[];
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extern unsigned char env_fall[128];
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extern unsigned char env_rise[128];
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extern unsigned char env_frise[128];
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#define MAX_PITCH_VALUE 101
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extern unsigned char pitch_adjust_tab[MAX_PITCH_VALUE+1];
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// queue of commands for wavegen
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#define WCMD_AMPLITUDE 1
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#define WCMD_PITCH 2
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#define WCMD_SPECT 3
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#define WCMD_SPECT2 4
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#define WCMD_PAUSE 5
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#define WCMD_WAVE 6
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#define WCMD_WAVE2 7
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#define WCMD_MARKER 8
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#define WCMD_VOICE 9
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#define WCMD_EMBEDDED 10
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#define N_WCMDQ 160
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#define MIN_WCMDQ 20 // need this many free entries before adding new phoneme
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extern long wcmdq[N_WCMDQ][4];
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extern int wcmdq_head;
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extern int wcmdq_tail;
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// from Wavegen file
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int WcmdqFree();
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void WcmdqStop();
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int WcmdqUsed();
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void WcmdqInc();
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int WavegenOpenSound();
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int WavegenCloseSound();
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int WavegenInitSound();
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void WavegenInit(int rate, int wavemult_fact);
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int OpenWaveFile(const char *path, int rate);
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void CloseWaveFile(int rate);
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float polint(float xa[],float ya[],int n,float x);
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int WavegenFile(void);
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int WavegenFill(int fill_zeros);
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void MarkerEvent(int type, unsigned int char_position, int value, unsigned char *out_ptr);
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extern unsigned char *wavefile_data;
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extern int samplerate;
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extern int samplerate_native;
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extern int wavefile_ix;
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extern int wavefile_amp;
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extern int wavefile_ix2;
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extern int wavefile_amp2;
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extern int vowel_transition[4];
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extern int vowel_transition0, vowel_transition1;
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extern char mbrola_name[20];
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// from synthdata file
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unsigned int LookupSound(PHONEME_TAB *ph1, PHONEME_TAB *ph2, int which, int *match_level, int control);
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frameref_t *LookupSpect(PHONEME_TAB *ph1, PHONEME_TAB *prev_ph, PHONEME_TAB *next_ph, int which, int *match_level, int *n_frames, PHONEME_LIST *plist);
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unsigned char *LookupEnvelope(int ix);
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int LoadPhData();
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void SynthesizeInit(void);
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int Generate(PHONEME_LIST *phoneme_list, int *n_ph, int resume);
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void MakeWave2(PHONEME_LIST *p, int n_ph);
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int SynthOnTimer(void);
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int SpeakNextClause(FILE *f_text, const void *text_in, int control);
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int SynthStatus(void);
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void SetSpeed(int control);
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void SetEmbedded(int control, int value);
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void SelectPhonemeTable(int number);
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int SelectPhonemeTableName(const char *name);
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extern unsigned char *envelope_data[16];
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extern int formant_rate[]; // max rate of change of each formant
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extern int speed_factor1;
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extern int speed_factor2;
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extern long count_samples;
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extern int outbuf_size;
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extern unsigned char *out_ptr;
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extern unsigned char *out_start;
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extern unsigned char *out_end;
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extern int event_list_ix;
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extern espeak_EVENT *event_list;
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extern t_espeak_callback* synth_callback;
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extern int option_log_frames;
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extern const char *version_string;
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extern const int version_phdata;
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#define N_SOUNDICON_TAB 100
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extern int n_soundicon_tab;
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extern SOUND_ICON soundicon_tab[N_SOUNDICON_TAB];
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espeak_ERROR SetVoiceByName(const char *name);
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espeak_ERROR SetVoiceByProperties(espeak_VOICE *voice_selector);
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espeak_ERROR LoadMbrolaTable(const char *mbrola_voice, const char *phtrans, int srate);
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void SetParameter(int parameter, int value, int relative);
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void MbrolaTranslate(PHONEME_LIST *plist, int n_phonemes, FILE *f_mbrola);
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int MbrolaSynth(char *p_mbrola);
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int DoSample(PHONEME_TAB *ph1, PHONEME_TAB *ph2, int which, int length_mod, int amp);
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int DoSpect(PHONEME_TAB *this_ph, PHONEME_TAB *prev_ph, PHONEME_TAB *next_ph,
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int which, PHONEME_LIST *plist, int modulation);
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int PauseLength(int pause);
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void InitBreath(void);
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