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#include <config.h>
/* $Id: phtoelm.c,v 1.13 1994/11/08 13:30:50 a904209 Exp a904209 $
*/
char *phtoelm_id = "$Id: phtoelm.c,v 1.13 1994/11/08 13:30:50 a904209 Exp a904209 $";
#include <stdio.h>
#include <ctype.h>
#if defined (__STDC__)
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include <useconfig.h>
#include "proto.h"
#include "elements.h"
#include "phfeat.h"
#include "darray.h"
#include "trie.h"
#include "phtoelm.h"
#include "hplay.h"
#include "holmes.h"
#include "nsynth.h"
trie_ptr phtoelm = NULL;
static Elm_ptr find_elm PROTO((char *s));
static Elm_ptr
find_elm(s)
char *s;
{
Elm_ptr e = Elements;
while (e < Elements + num_Elements)
{
if (!strcmp(s, e->name))
{
return e;
}
e++;
}
return NULL;
}
#if defined (__STDC__)
static void
enter(char *p,...)
#else
static void
enter(p, va_alist)
char *p;
va_dcl
#endif
{
va_list ap;
char *s;
char buf[20];
char *x = buf + 1;
#if defined(__STDC__)
va_start(ap, p);
#else
va_start(ap);
#endif
while ((s = va_arg(ap, char *)))
{
Elm_ptr e = find_elm(s);
if (e)
*x++ = (e - Elements);
else
{
fprintf(stderr, "Cannot find %s\n", s);
}
}
va_end(ap);
buf[0] = (x - buf) - 1;
x = malloc(buf[0] + 1);
memcpy(x, buf, buf[0] + 1);
trie_insert(&phtoelm, p, x);
}
static void enter_phonemes
PROTO((void))
{
#include "phtoelm.def"
}
int
phone_append(p, ch)
darray_ptr p;
int ch;
{
char *s = (char *) darray_find(p, p->items);
*s = ch;
return ch;
}
#if 0
#define StressDur(e,s) ((e->ud + (e->du - e->ud) * s / 3)*speed)
#else
#define StressDur(e,s) (s,((e->du + e->ud)/2)*speed)
#endif
unsigned
phone_to_elm(phone, n, elm)
char *phone;
int n;
darray_ptr elm;
{
int stress = 0;
char *s = phone;
unsigned t = 0;
char *limit = s + n;
if (!phtoelm)
enter_phonemes();
while (s < limit && *s)
{
char *e = trie_lookup(&phtoelm, &s);
if (e)
{
int n = *e++;
while (n-- > 0)
{
int x = *e++;
Elm_ptr p = &Elements[x];
/* This works because only vowels have ud != du,
and we set stress just before a vowel
*/
phone_append(elm, x);
if (!(p->feat & vwl))
stress = 0;
t += phone_append(elm,StressDur(p,stress));
phone_append(elm, stress);
}
}
else
{
char ch = *s++;
switch (ch)
{
case '\'': /* Primary stress */
stress = 3;
break;
case ',': /* Secondary stress */
stress = 2;
break;
case '+': /* Tertiary stress */
stress = 1;
break;
case '-': /* hyphen in input */
break;
default:
fprintf(stderr, "Ignoring %c in '%.*s'\n", ch, n, phone);
break;
}
}
}
return t;
}
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