PocketSphinx  5prealpha
ngram_search_fwdtree.h File Reference

Lexicon tree based Viterbi search. More...

#include "ngram_search.h"

Go to the source code of this file.

Functions

void ngram_fwdtree_init (ngram_search_t *ngs)
 Initialize N-Gram search for fwdtree decoding.
 
void ngram_fwdtree_deinit (ngram_search_t *ngs)
 Release memory associated with fwdtree decoding.
 
int ngram_fwdtree_reinit (ngram_search_t *ngs)
 Rebuild search structures for updated language models.
 
void ngram_fwdtree_start (ngram_search_t *ngs)
 Start fwdtree decoding for an utterance.
 
int ngram_fwdtree_search (ngram_search_t *ngs, int frame_idx)
 Search one frame forward in an utterance. More...
 
void ngram_fwdtree_finish (ngram_search_t *ngs)
 Finish fwdtree decoding for an utterance.
 

Detailed Description

Lexicon tree based Viterbi search.

Definition in file ngram_search_fwdtree.h.

Function Documentation

int ngram_fwdtree_search ( ngram_search_t ngs,
int  frame_idx 
)

Search one frame forward in an utterance.

Returns
Number of frames searched (either 0 or 1).

Definition at line 1455 of file ngram_search_fwdtree.c.

References acmod_score(), ngram_search_s::best_score, ngram_search_s::n_frame, ngram_search_mark_bptable(), ngram_search_s::st, and WORSE_THAN.