libsent/src/ngram/ngram_malloc.c

説明を見る。

/*
 * Copyright (c) 1991-2007 Kawahara Lab., Kyoto University
 * Copyright (c) 2000-2005 Shikano Lab., Nara Institute of Science and Technology
 * Copyright (c) 2005-2007 Julius project team, Nagoya Institute of Technology
 * All rights reserved
 */

#include <sent/stddefs.h>
#include <sent/ngram2.h>

NGRAM_INFO *
ngram_info_new()
{
  NGRAM_INFO *new;

  new = (NGRAM_INFO *)mymalloc(sizeof(NGRAM_INFO));
  new->bo_wt_1 = NULL;
  new->p_2 = NULL;
  new->bos_eos_swap = FALSE;

  return(new);
}

static void
free_ngram_tuple(NGRAM_TUPLE_INFO *t)
{
  if (t->is24bit) {
    if (t->bgn_upper) free(t->bgn_upper);
    if (t->bgn_lower) free(t->bgn_lower);
  } else {
    if (t->bgn) free(t->bgn);
  }
  if (t->num) free(t->num);
  if (t->nnid2wid) free(t->nnid2wid);
  free(t->prob);
  if (t->bo_wt) free(t->bo_wt);
  if (t->nnid2ctid_upper) free(t->nnid2ctid_upper);
  if (t->nnid2ctid_lower) free(t->nnid2ctid_lower);
}
void
ngram_info_free(NGRAM_INFO *ndata)
{
  int i;
  /* bin test only */
  /* free word names */
  if (ndata->from_bin) {
    free(ndata->wname[0]);
    free(ndata->wname);
  } else {
    WORD_ID w;
    for(w=0;w<ndata->max_word_num;w++) {
      free(ndata->wname[w]);
    }
    free(ndata->wname);
  }
  /* free 2-gram for the 1st pass */
  if (ndata->bo_wt_1) free(ndata->bo_wt_1);
  if (ndata->p_2) free(ndata->p_2);
  /* free n-gram */
  for(i=0;i<ndata->n;i++) {
    free_ngram_tuple(&(ndata->d[i]));
  }
  /* free name index tree */
  free_ptree(ndata->root);
  /* free whole */
  free(ndata);
}

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