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/*
* Copyright © 2009 Keith Packard <keithp@keithp.com>
*
* 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; version 2 of the License.
*
* 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 to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <stdio.h>
#include <flite/flite.h>
#include "aoview.h"
cst_voice *register_cmu_us_kal();
static cst_voice *voice;
static FILE *pipe_write;
static GThread *aoview_flite_thread;
gpointer
aoview_flite_task(gpointer data)
{
FILE *input = data;
char line[1024];
while (fgets(line, sizeof (line) - 1, input) != NULL)
flite_text_to_speech(line, voice, "play");
return NULL;
}
void
aoview_flite_stop(void)
{
int status;
if (pipe_write) {
fclose(pipe_write);
pipe_write = NULL;
}
if (aoview_flite_thread) {
g_thread_join(aoview_flite_thread);
aoview_flite_thread = NULL;
}
}
FILE *
aoview_flite_start(void)
{
static once;
int p[2];
GError *error;
FILE *pipe_read;
if (!once) {
flite_init();
voice = register_cmu_us_kal();
if (!voice) {
perror("register voice");
exit(1);
}
}
aoview_flite_stop();
pipe(p);
pipe_read = fdopen(p[0], "r");
pipe_write = fdopen(p[1], "w");
g_thread_create(aoview_flite_task, pipe_read, TRUE, &error);
return pipe_write;
}
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