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/*
* Speech functions
*
* Copyright (C) 2019 Patrick McDermott
*
* This file is part of Timeteller.
*
* Timeteller 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 2 of the License, or
* (at your option) any later version.
*
* Timeteller 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 Timeteller. If not, see <http://www.gnu.org/licenses/>.
*/
#include "speech.h"
#include <assert.h>
#include <stdlib.h>
#include <time.h>
#include <flite/flite.h>
cst_voice *register_cmu_us_slt(const char *voxdir);
struct speech {
cst_voice *voice;
};
struct speech *
speech_new(void)
{
struct speech *speech;
speech = calloc(1, sizeof(*speech));
if (speech == NULL) {
return NULL;
}
flite_init();
speech->voice = register_cmu_us_slt(NULL);
if (speech->voice == NULL) {
free(speech);
return NULL;
}
return speech;
}
float
speech_play_time(const struct speech *speech)
{
time_t t = 0;
struct tm *tm;
char buffer[6];
assert(speech);
time(&t);
if (t < (time_t) 0) {
return -1;
}
tm = localtime(&t);
if (tm == NULL) {
return -1;
}
strftime(buffer, sizeof(buffer) / sizeof(buffer[0]), "%H:%M", tm);
/* Drop leading zero, for nicer pronunciations. The IANA Time Zone
* Database and GNU C Library strftime() implementations offer "%k", but
* it's not in C or POSIX. */
if (buffer[0] == '0') {
buffer[0] = ' ';
}
return flite_text_to_speech(buffer, speech->voice, "play");
}
struct speech *
speech_destroy(struct speech **speech_p)
{
struct speech *speech;
assert(speech_p && *speech_p);
speech = *speech_p;
free(speech);
return speech = NULL;
}
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