static void kb_init_lmclass_dictwid (lmclass_t cl)
{
lmclass_word_t w;
int32 wid;
for (w = lmclass_firstword(cl); lmclass_isword(w); w = lmclass_nextword(cl, w)) {
wid = kb_get_word_id (lmclass_getword (w));
lmclass_set_dictwid (w, wid);
}
}
lmset_t *
lmset_read_ctl(const char *ctlfile,
dict_t * dict,
float64 lw, float64 wip, float64 uw,
const char *lmdumpdir, logmath_t *logmath)
{
FILE *ctlfp;
FILE *tmp;
char lmfile[4096], lmname[4096], str[4096];
lmclass_set_t *lmclass_set;
lmclass_t **lmclass, *cl;
int32 n_lmclass, n_lmclass_used;
int32 i;
lm_t *lm;
lmset_t *lms = NULL;
tmp = NULL;
E_INFO("Reading LM control file '%s'\n", ctlfile);
if ((ctlfp = fopen(ctlfile, "r")) == NULL) {
E_ERROR_SYSTEM("Failed to open LM control file");
return NULL;
}
lmclass_set = lmclass_newset();
lms = (lmset_t *) ckd_calloc(1, sizeof(lmset_t));
lms->n_lm = 0;
lms->n_alloc_lm = 0;
if (fscanf(ctlfp, "%s", str) == 1) {
if (strcmp(str, "{") == 0) {
/* Load LMclass files */
while ((fscanf(ctlfp, "%s", str) == 1)
&& (strcmp(str, "}") != 0))
lmclass_set = lmclass_loadfile(lmclass_set, str, logmath);
if (strcmp(str, "}") != 0)
E_FATAL("Unexpected EOF(%s)\n", ctlfile);
if (fscanf(ctlfp, "%s", str) != 1)
str[0] = '\0';
}
}
else
str[0] = '\0';
/* Fill in dictionary word id information for each LMclass word */
for (cl = lmclass_firstclass(lmclass_set);
lmclass_isclass(cl); cl = lmclass_nextclass(lmclass_set, cl)) {
/*
For every words in the class, set the dictwid correctly
The following piece of code replace s2's kb_init_lmclass_dictwid (cl);
doesn't do any checking even the id is a bad dict id.
This only sets the information in the lmclass_set, but not
lm-2-dict or dict-2-lm map. In Sphinx 3, they are done in
wid_dict_lm_map in wid.c.
*/
lmclass_word_t *w;
int32 wid;
for (w = lmclass_firstword(cl); lmclass_isword(w);
w = lmclass_nextword(cl, w)) {
wid = dict_wordid(dict, lmclass_getword(w));
#if 0
E_INFO("In class %s, Word %s, wid %d\n", cl->name,
lmclass_getword(w), wid);
#endif
lmclass_set_dictwid(w, wid);
}
}
/* At this point if str[0] != '\0', we have an LM filename */
n_lmclass = lmclass_get_nclass(lmclass_set);
lmclass = (lmclass_t **) ckd_calloc(n_lmclass, sizeof(lmclass_t *));
E_INFO("Number of LM class specified %d in file %s\n", n_lmclass,
ctlfile);
/* Read in one LM at a time */
while (str[0] != '\0') {
strcpy(lmfile, str);
if (fscanf(ctlfp, "%s", lmname) != 1)
E_FATAL("LMname missing after LMFileName '%s'\n", lmfile);
n_lmclass_used = 0;
if (fscanf(ctlfp, "%s", str) == 1) {
if (strcmp(str, "{") == 0) {
while ((fscanf(ctlfp, "%s", str) == 1) &&
(strcmp(str, "}") != 0)) {
if (n_lmclass_used >= n_lmclass) {
E_FATAL("Too many LM classes specified for '%s'\n",
lmfile);
}
lmclass[n_lmclass_used] =
lmclass_get_lmclass(lmclass_set, str);
if (!(lmclass_isclass(lmclass[n_lmclass_used])))
E_FATAL("LM class '%s' not found\n", str);
n_lmclass_used++;
}
if (strcmp(str, "}") != 0)
E_FATAL("Unexpected EOF(%s)\n", ctlfile);
if (fscanf(ctlfp, "%s", str) != 1)
str[0] = '\0';
}
}
else
str[0] = '\0';
lm = (lm_t *) lm_read_advance(lmfile, lmname, lw, wip, uw,
dict_size(dict), NULL, 1, logmath, FALSE, FALSE);
if (n_lmclass_used > 0) {
E_INFO("Did I enter here?\n");
lm_build_lmclass_info(lm, lw, uw, wip, n_lmclass_used,
lmclass);
}
if (lms->n_lm == lms->n_alloc_lm) {
lms->lmarray =
(lm_t **) ckd_realloc(lms->lmarray,
(lms->n_alloc_lm +
LM_ALLOC_BLOCK) * sizeof(lm_t *));
lms->n_alloc_lm += LM_ALLOC_BLOCK;
}
lms->lmarray[lms->n_lm] = lm;
lms->n_lm += 1;
E_INFO("%d %d\n", lms->n_alloc_lm, lms->n_lm);
}
assert(lms);
assert(lms->lmarray);
E_INFO("No. of LM set allocated %d, no. of LM %d \n", lms->n_alloc_lm,
lms->n_lm);
if (dict != NULL) {
for (i = 0; i < lms->n_lm; i++) {
assert(lms->lmarray[i]);
assert(dict);
if ((lms->lmarray[i]->dict2lmwid =
wid_dict_lm_map(dict, lms->lmarray[i], lw)) == NULL)
E_FATAL
("Dict/LM word-id mapping failed for LM index %d, named %s\n",
i, lmset_idx_to_name(lms, i));
}
}
else {
E_FATAL
("Dict is specified to be NULL (dict_init is not called before lmset_read_lm?), dict2lmwid is not built inside lmset_read_lm\n");
}
ckd_free(lmclass_set);
ckd_free(lmclass);
fclose(ctlfp);
return lms;
}
