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added support for espeakRANGE, removed const modifier from rateMultiplier and rateOffset to make them modifiable

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Hussain Jasim 2014-05-04 22:34:25 -04:00
commit 763ff0de91
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/*
* espeakup - interface which allows speakup to use espeak
*
* Copyright (C) 2008 William Hubbs
*
* 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/>.
*/
#include <string.h>
#include "espeakup.h"
/* multipliers and offsets */
const int frequencyMultiplier = 11;
const int pitchMultiplier = 11;
int rateMultiplier = 34;
int rateOffset = 84;
const int volumeMultiplier = 22;
espeak_ERROR set_frequency(struct synth_t *s, int freq, enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
freq = -freq;
if (adj != ADJ_SET)
freq += s->frequency;
rc = espeak_SetParameter(espeakRANGE, freq * frequencyMultiplier, 0);
if (rc == EE_OK)
s->frequency = freq;
return rc;
}
espeak_ERROR set_pitch(struct synth_t * s, int pitch, enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
pitch = -pitch;
if (adj != ADJ_SET)
pitch += s->pitch;
rc = espeak_SetParameter(espeakPITCH, pitch * pitchMultiplier, 0);
if (rc == EE_OK)
s->pitch = pitch;
return rc;
}
espeak_ERROR set_range(struct synth_t * s, int range, enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
range = -range;
if (adj != ADJ_SET)
range += s->range;
rc = espeak_SetParameter(espeakRANGE, range, 0);
if (rc == EE_OK)
s->range = range;
return rc;
}
espeak_ERROR set_punctuation(struct synth_t * s, int punct,
enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
punct = -punct;
if (adj != ADJ_SET)
punct += s->punct;
rc = espeak_SetParameter(espeakPUNCTUATION, punct, 0);
if (rc == EE_OK)
s->punct = punct;
return rc;
}
espeak_ERROR set_rate(struct synth_t * s, int rate, enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
rate = -rate;
if (adj != ADJ_SET)
rate += s->rate;
rc = espeak_SetParameter(espeakRATE,
rate * rateMultiplier + rateOffset, 0);
if (rc == EE_OK)
s->rate = rate;
return rc;
}
espeak_ERROR set_voice(struct synth_t * s, char *voice)
{
espeak_ERROR rc;
rc = espeak_SetVoiceByName(voice);
if (rc == EE_OK)
strcpy(s->voice, voice);
return rc;
}
espeak_ERROR set_volume(struct synth_t * s, int vol, enum adjust_t adj)
{
espeak_ERROR rc;
if (adj == ADJ_DEC)
vol = -vol;
if (adj != ADJ_SET)
vol += s->volume;
rc = espeak_SetParameter(espeakVOLUME, (vol + 1) * volumeMultiplier,
0);
if (rc == EE_OK)
s->volume = vol;
return rc;
}
espeak_ERROR stop_speech(void)
{
return (espeak_Cancel());
}
espeak_ERROR speak_text(struct synth_t * s)
{
espeak_ERROR rc;
rc = espeak_Synth(s->buf, s->len + 1, 0, POS_CHARACTER, 0, 0, NULL,
NULL);
return rc;
}