voice.h
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/*
* Copyright (C) 2005 to 2007 by Jonathan Duddington
* email: jonsd@users.sourceforge.net
* Copyright (C) 2015 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: <http://www.gnu.org/licenses/>.
*/
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct {
char v_name[40];
char language_name[20];
int phoneme_tab_ix; // phoneme table number
int pitch_base; // Hz<<12
int pitch_range; // standard = 0x1000
int speedf1;
int speedf2;
int speedf3;
int speed_percent; // adjust the WPM speed by this percentage
int flutter;
int roughness;
int echo_delay;
int echo_amp;
int n_harmonic_peaks; // highest formant which is formed from adding harmonics
int peak_shape; // alternative shape for formant peaks (0=standard 1=squarer)
int voicing; // 100% = 64, level of formant-synthesized sound
int formant_factor; // adjust nominal formant frequencies by this because of the voice's pitch (256ths)
int consonant_amp; // amplitude of unvoiced consonants
int consonant_ampv; // amplitude of the noise component of voiced consonants
int samplerate;
int klattv[8];
// parameters used by Wavegen
short freq[N_PEAKS]; // 100% = 256
short height[N_PEAKS]; // 100% = 256
short width[N_PEAKS]; // 100% = 256
short freqadd[N_PEAKS]; // Hz
// copies without temporary adjustments from embedded commands
short freq2[N_PEAKS]; // 100% = 256
short height2[N_PEAKS]; // 100% = 256
short width2[N_PEAKS]; // 100% = 256
int breath[N_PEAKS]; // amount of breath for each formant. breath[0] indicates whether any are set.
int breathw[N_PEAKS]; // width of each breath formant
// This table provides the opportunity for tone control.
// Adjustment of harmonic amplitudes, steps of 8Hz
// value of 128 means no change
#define N_TONE_ADJUST 1000
unsigned char tone_adjust[N_TONE_ADJUST]; // 8Hz steps * 1000 = 8kHz
} voice_t;
// percentages shown to user, ix=N_PEAKS means ALL peaks
extern USHORT voice_pcnt[N_PEAKS+1][3];
extern espeak_VOICE current_voice_selected;
extern voice_t *voice;
extern int tone_points[12];
const char *SelectVoice(espeak_VOICE *voice_select, int *found);
espeak_VOICE *SelectVoiceByName(espeak_VOICE **voices, const char *name);
voice_t *LoadVoice(const char *voice_name, int control);
voice_t *LoadVoiceVariant(const char *voice_name, int variant);
espeak_ng_STATUS DoVoiceChange(voice_t *v);
void WavegenSetVoice(voice_t *v);
void ReadTonePoints(char *string, int *tone_pts);
void VoiceReset(int control);
#ifdef __cplusplus
}
#endif