PocketSphinx  5prealpha
ps_alignment.h
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37 
42 #ifndef __PS_ALIGNMENT_H__
43 #define __PS_ALIGNMENT_H__
44 
45 /* System headers. */
46 
47 /* SphinxBase headers. */
48 #include <sphinxbase/prim_type.h>
49 
50 /* Local headers. */
51 #include "dict2pid.h"
52 #include "hmm.h"
53 
54 #define PS_ALIGNMENT_NONE ((uint16)0xffff)
55 
57  union {
58  int32 wid;
59  struct {
60  uint16 ssid;
61  uint16 cipid;
62  uint16 tmatid;
63  } pid;
64  uint16 senid;
65  } id;
66  int16 start;
67  int16 duration;
68  int32 score;
69  uint16 parent;
70  uint16 child;
71 };
73 
76  uint16 n_ent, n_alloc;
77 };
79 
81  dict2pid_t *d2p;
85 };
86 typedef struct ps_alignment_s ps_alignment_t;
87 
89  ps_alignment_t *al;
91  int pos;
92 };
94 
99 
104 
109  int32 wid, int duration);
110 
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189 
190 #endif /* __PS_ALIGNMENT_H__ */
int ps_alignment_n_states(ps_alignment_t *al)
Number of states.
Definition: ps_alignment.c:363
Definition: ps_alignment.h:56
Building triphones for a dictionary.
int ps_alignment_populate_ci(ps_alignment_t *al)
Populate lower layers using context-independent phones.
Definition: ps_alignment.c:247
ps_alignment_t * ps_alignment_init(dict2pid_t *d2p)
Create a new, empty alignment.
Definition: ps_alignment.c:51
ps_alignment_iter_t * ps_alignment_iter_goto(ps_alignment_iter_t *itor, int pos)
Move alignment iterator to given index.
Definition: ps_alignment.c:424
ps_alignment_iter_t * ps_alignment_iter_next(ps_alignment_iter_t *itor)
Move an alignment iterator forward.
Definition: ps_alignment.c:437
Implementation of HMM base structure.
int ps_alignment_free(ps_alignment_t *al)
Release an alignment.
Definition: ps_alignment.c:59
int ps_alignment_propagate(ps_alignment_t *al)
Propagate timing information up from state sequence.
Definition: ps_alignment.c:313
ps_alignment_iter_t * ps_alignment_words(ps_alignment_t *al)
Iterate over the alignment starting at the first word.
Definition: ps_alignment.c:369
ps_alignment_iter_t * ps_alignment_iter_prev(ps_alignment_iter_t *itor)
Move an alignment iterator back.
Definition: ps_alignment.c:449
ps_alignment_iter_t * ps_alignment_states(ps_alignment_t *al)
Iterate over the alignment starting at the first state.
Definition: ps_alignment.c:397
ps_alignment_iter_t * ps_alignment_iter_up(ps_alignment_iter_t *itor)
Get a new iterator starting at the parent of the current node.
Definition: ps_alignment.c:461
ps_alignment_iter_t * ps_alignment_iter_down(ps_alignment_iter_t *itor)
Get a new iterator starting at the first child of the current node.
Definition: ps_alignment.c:481
int ps_alignment_n_phones(ps_alignment_t *al)
Number of phones.
Definition: ps_alignment.c:357
int ps_alignment_iter_free(ps_alignment_iter_t *itor)
Release an iterator before completing all iterations.
Definition: ps_alignment.c:417
int ps_alignment_populate(ps_alignment_t *al)
Populate lower layers using available word information.
Definition: ps_alignment.c:129
ps_alignment_iter_t * ps_alignment_phones(ps_alignment_t *al)
Iterate over the alignment starting at the first phone.
Definition: ps_alignment.c:383
Building composite triphone (as well as word internal triphones) with the dictionary.
Definition: dict2pid.h:84
int ps_alignment_add_word(ps_alignment_t *al, int32 wid, int duration)
Append a word.
Definition: ps_alignment.c:108
ps_alignment_entry_t * ps_alignment_iter_get(ps_alignment_iter_t *itor)
Get the alignment entry pointed to by an iterator.
Definition: ps_alignment.c:411
int ps_alignment_n_words(ps_alignment_t *al)
Number of words.
Definition: ps_alignment.c:351