alignment_t *
parse_alignment(char *line, dict2pid_t *d2p)
{
alignment_t *al;
char **wptr;
int nf, i;
double spos;
int32 frate = 100; /* FIXME */
nf = str2words(line, NULL, 0);
if (nf < 0)
return NULL;
wptr = ckd_calloc(nf, sizeof(*wptr));
nf = str2words(line, wptr, nf);
if (nf < 0) {
ckd_free(wptr);
return NULL;
}
al = alignment_init(d2p);
spos = 0.0;
for (i = 0; i < nf; ++i) {
char *c = strchr(wptr[i], ':');
double epos;
int duration;
if (c == NULL) /* word ID */
break;
*c++ = '\0';
epos = atof(c);
duration = (int) ((epos - spos) * frate);
alignment_add_word(al, dict_wordid(d2p->dict, wptr[i]), duration);
spos = epos;
}
return al;
}
/* align_init
*
* * allocate a new DP matrix data structure
* */
aligndatap align_init(int maxstr,
int match,
int mismatch,
int gapopen,
int gapextend) {
aligndatap data;
int i;
data = (aligndatap) malloc(sizeof(struct aligndata));
if (data == NULL) {
#ifdef VERBOSE
fprintf(stderr,"align_init: failed to allocate struct aligndata\n");
#endif
return NULL;
}
data->maxstr = maxstr;
data->match = match;
data->mismatch = mismatch;
data->gapopen = gapopen;
data->gapextend = gapextend;
data->matrix = calloc(maxstr+1,sizeof(int *));
data->gap1 = calloc(maxstr+1,sizeof(int *));
data->gap2 = calloc(maxstr+1,sizeof(int *));
if (data->matrix == NULL ||
data->gap1 == NULL ||
data->gap2 == NULL) {
#ifdef VERBOSE
fprintf(stderr,"align_init: failed to allocate matrices\n");
#endif
return NULL;
}
for (i=0;i<=maxstr;i++) {
data->matrix[i] = calloc(maxstr+1,sizeof(int));
data->gap1[i] = calloc(maxstr+1,sizeof(int));
data->gap2[i] = calloc(maxstr+1,sizeof(int));
if (data->matrix[i] == NULL ||
data->gap1[i] == NULL ||
data->gap2[i] == NULL) {
#ifdef VERBOSE
fprintf(stderr,"align_init: failed to allocate sub-matrices (%d)\n",i);
#endif
return NULL;
}
}
data->alignment = alignment_init();
if (data->alignment == NULL) {
return NULL;
}
return data;
}
