test/unit/test_fwdtree_fwdflat.c

   1 #include <pocketsphinx.h>
   2 #include <stdio.h>
   3 #include <string.h>
   4 #include <time.h>
   5
   6 #include "pocketsphinx_internal.h"
   7 #include "ngram_search_fwdtree.h"
   8 #include "ngram_search_fwdflat.h"
   9 #include "test_macros.h"
  10
  11 int
  12 main(int argc, char *argv[])
  13 {
  14         ps_decoder_t *ps;
  15         cmd_ln_t *config;
  16         acmod_t *acmod;
  17         ngram_search_t *ngs;
  18         clock_t c;
  19         int i;
  20
  21         TEST_ASSERT(config =
  22                     cmd_ln_init(NULL, ps_args(), TRUE,
  23                                 "-hmm", MODELDIR "/hmm/en_US/hub4wsj_sc_8k",
  24                                 "-lm", MODELDIR "/lm/en_US/wsj0vp.5000.DMP",
  25                                 "-dict", MODELDIR "/lm/en_US/cmu07a.dic",
  26                                 "-fwdtree", "yes",
  27                                 "-fwdflat", "yes",
  28                                 "-bestpath", "no",
  29                                 "-input_endian", "little",
  30                                 "-samprate", "16000", NULL));
  31         TEST_ASSERT(ps = ps_init(config));
  32
  33         ngs = (ngram_search_t *)ps->search;
  34         acmod = ps->acmod;
  35         acmod_set_grow(ps->acmod, TRUE);
  36
  37         setbuf(stdout, NULL);
  38         c = clock();
  39         for (i = 0; i < 5; ++i) {
  40                 FILE *rawfh;
  41                 int16 buf[2048];
  42                 size_t nread;
  43                 int16 const *bptr;
  44                 int nfr;
  45
  46                 TEST_ASSERT(rawfh = fopen(DATADIR "/goforward.raw", "rb"));
  47                 TEST_EQUAL(0, acmod_start_utt(acmod));
  48                 ngram_fwdtree_start(ngs);
  49                 while (!feof(rawfh)) {
  50                         nread = fread(buf, sizeof(*buf), 2048, rawfh);
  51                         bptr = buf;
  52                         while ((nfr = acmod_process_raw(acmod, &bptr, &nread, FALSE)) > 0) {
  53                                 while (acmod->n_feat_frame > 0) {
  54                                         ngram_fwdtree_search(ngs, acmod->output_frame);
  55                                         acmod_advance(acmod);
  56                                 }
  57                         }
  58                 }
  59
  60                 TEST_ASSERT(acmod_end_utt(acmod) >= 0);
  61                 while (acmod->n_feat_frame > 0) {
  62                         ngram_fwdtree_search(ngs, acmod->output_frame);
  63                         acmod_advance(acmod);
  64                 }
  65                 ngram_fwdtree_finish(ngs);
  66                 printf("FWDTREE: %s\n",
  67                        ngram_search_bp_hyp(ngs, ngram_search_find_exit(ngs, -1, NULL)));
  68                 fclose(rawfh);
  69
  70                 E_INFO("grow_feat %d output_frame %d n_mfc_alloc %d n_mfc_frame %d\n",
  71                        acmod->grow_feat, acmod->output_frame, acmod->n_mfc_alloc,
  72                        acmod->n_mfc_frame);
  73                 E_INFO("mfc_outidx %d n_feat_alloc %d n_feat_frame %d feat_outidx %d\n",
  74                        acmod->mfc_outidx, acmod->n_feat_alloc, acmod->n_feat_frame,
  75                        acmod->feat_outidx);
  76                 TEST_EQUAL(0, acmod_rewind(acmod));
  77                 ngram_fwdflat_start(ngs);
  78                 while (acmod->n_feat_frame > 0) {
  79                         ngram_fwdflat_search(ngs, acmod->output_frame);
  80                         acmod_advance(acmod);
  81                 }
  82                 ngram_fwdflat_finish(ngs);
  83                 printf("FWDFLAT: %s\n",
  84                        ngram_search_bp_hyp(ngs, ngram_search_find_exit(ngs, -1, NULL)));
  85         }
  86         TEST_EQUAL(0, strcmp("go forward ten years",
  87                              ngram_search_bp_hyp(ngs, ngram_search_find_exit(ngs, -1, NULL))));
  88         c = clock() - c;
  89         printf("5 * fwdtree + fwdflat search in %.2f sec\n",
  90                (double)c / CLOCKS_PER_SEC);
  91         ps_free(ps);
  92
  93         return 0;
  94 }