PocketSphinx  5prealpha
phone_loop_search.h
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37 
47 #ifndef __PHONE_LOOP_SEARCH_H__
48 #define __PHONE_LOOP_SEARCH_H__
49 
50 /* SphinxBase headers. */
51 #include <sphinxbase/cmd_ln.h>
52 #include <sphinxbase/logmath.h>
53 #include <sphinxbase/ngram_model.h>
54 #include <sphinxbase/listelem_alloc.h>
55 
56 /* Local headers. */
57 #include "pocketsphinx_internal.h"
58 #include "hmm.h"
59 
64  int frame_idx;
65  int32 norm;
66 };
68 
76  int16 frame;
77  int16 n_phones;
78  int32 **pen_buf;
79  int16 pen_buf_ptr;
80  int32 *penalties;
81  float64 penalty_weight;
83  int32 best_score;
84  int32 beam;
85  int32 pbeam;
86  int32 pip;
87  int window;
88  glist_t renorm;
89 };
91 
92 ps_search_t *phone_loop_search_init(cmd_ln_t *config,
93  acmod_t *acmod,
94  dict_t *dict);
95 
99 #define phone_loop_search_score(pls,ci) \
100  ((pls == NULL) ? 0 : (pls->penalties[ci]))
101 
102 #endif /* __PHONE_LOOP_SEARCH_H__ */
Internal implementation of PocketSphinx decoder.
int32 * penalties
Penalties for CI phones in current frame.
Base structure for search module.
ps_search_t base
Base search structure.
int32 pbeam
Phone exit pruning beam width.
int16 frame
Current frame being searched.
hmm_context_t * hmmctx
HMM context structure.
An individual HMM among the HMM search space.
int32 ** pen_buf
Penalty buffer.
float64 penalty_weight
Weighting factor for penalties.
Implementation of HMM base structure.
int32 norm
Normalization constant.
int16 pen_buf_ptr
Pointer for frame to fill in penalty buffer.
Shared information between a set of HMMs.
a structure for a dictionary.
Definition: dict.h:76
int32 best_score
Best Viterbi score in current frame.
int window
Window size for phoneme lookahead.
hmm_t * hmms
Basic HMM structures for CI phones.
int32 beam
HMM pruning beam width.
int32 pip
Phone insertion penalty (&quot;language score&quot;).
int frame_idx
Frame of renormalization.
Acoustic model structure.
Definition: acmod.h:148
int16 n_phones
Size of phone array.
Phone loop search structure.
glist_t renorm
List of renormalizations.
Renormalization event.