00001 00033 /* 00034 * Copyright (c) 1991-2006 Kawahara Lab., Kyoto University 00035 * Copyright (c) 2000-2005 Shikano Lab., Nara Institute of Science and Technology 00036 * Copyright (c) 2005-2006 Julius project team, Nagoya Institute of Technology, Nagoya Institute of Technology 00037 * All rights reserved 00038 */ 00039 00040 #ifndef __SENT_WORD_CONJ_HMM__ 00041 #define __SENT_WORD_CONJ_HMM__ 00042 00043 #define MAXWCNSTEP 40000 00044 00045 00049 typedef struct s_cell { 00050 WORD_ID word; 00051 struct s_cell *next; 00052 } S_CELL; 00053 00054 00055 #ifdef PASS1_IWCD 00056 00057 /* Cross-word triphone handling */ 00058 00064 typedef struct { 00065 HMM_Logical *hmm; 00066 short state_loc; 00067 /* Context cache */ 00068 boolean last_is_lset; 00069 union { 00070 HTK_HMM_State *state; 00071 CD_State_Set *lset; 00072 } cache; 00073 WORD_ID lastwid_cache; 00074 } RC_INFO; 00075 00081 typedef struct { 00082 HMM_Logical *hmm; 00083 short state_loc; 00084 /* Context cache */ 00085 boolean last_is_lset; 00086 #ifdef CATEGORY_TREE 00087 WORD_ID category; 00088 #endif 00089 union { 00090 HTK_HMM_State *state; 00091 CD_State_Set *lset; 00092 } cache; 00093 WORD_ID lastwid_cache; 00094 } LRC_INFO; 00095 00096 /* For word tail phoneme, pseudo phone on the dictionary will be directly 00097 used as context-dependent state set */ 00098 00104 typedef union { 00105 HTK_HMM_State *state; 00106 CD_State_Set *lset; 00107 RC_INFO *rset; 00108 LRC_INFO *lrset; 00109 } ACOUSTIC_SPEC; 00110 00115 typedef enum { 00116 AS_STATE, 00117 AS_LSET, 00118 AS_RSET, 00119 AS_LRSET 00120 } AS_Style; 00121 #endif 00122 00123 /*************************************************************************/ 00124 00129 typedef struct wchmm_state { 00130 A_CELL *ac; 00131 #ifdef PASS1_IWCD 00132 ACOUSTIC_SPEC out; 00133 /* below has been moved to WCHMM (04/06/22 by ri) */ 00134 /*unsigned char outstyle; output type (one of AS_Style) */ 00135 #else /* ~PASS1_IWCD */ 00136 HTK_HMM_State *out; 00137 #endif /* ~PASS1_IWCD */ 00138 #ifndef CATEGORY_TREE 00139 00145 int scid; 00146 #endif 00147 } WCHMM_STATE; 00148 00153 typedef struct wchmm_info { 00154 HTK_HMM_INFO *hmminfo; 00155 #ifdef USE_NGRAM 00156 NGRAM_INFO *ngram; 00157 #endif 00158 #ifdef USE_DFA 00159 DFA_INFO *dfa; 00160 #endif 00161 WORD_INFO *winfo; 00162 int maxwcn; 00163 int n; 00164 WCHMM_STATE *state; 00165 #ifndef MULTIPATH_VERSION 00166 WORD_ID *ststart; 00167 #endif 00168 WORD_ID *stend; 00169 int **offset; 00170 int *wordend; 00171 int startnum; 00172 int *startnode; 00173 #ifdef MULTIPATH_VERSION 00174 int *wordbegin; 00175 int maxstartnum; 00176 # ifdef CATEGORY_TREE 00177 WORD_ID *start2wid; 00178 # endif 00179 #endif /* MULTIPATH_VERSION */ 00180 #ifdef UNIGRAM_FACTORING 00181 int *start2isolate; 00182 int isolatenum; 00183 #endif 00184 #ifndef MULTIPATH_VERSION 00185 LOGPROB *wordend_a; 00186 #endif 00187 #ifdef PASS1_IWCD 00188 unsigned char *outstyle; 00189 #endif 00190 #ifndef CATEGORY_TREE 00191 /* Successor lists on the tree are stored on sequencial list at @a sclist, 00192 and each node has index to the list */ 00193 S_CELL **sclist; 00194 int *sclist2node; 00195 int scnum; 00196 #ifdef UNIGRAM_FACTORING 00197 LOGPROB *fscore; 00198 int fsnum; 00199 #endif 00200 #endif 00201 BMALLOC_BASE *malloc_root; 00202 #ifdef PASS1_IWCD 00203 #ifdef CATEGORY_TREE 00204 APATNODE *lcdset_category_root; 00205 #endif /* CATEGORY_TREE */ 00206 #endif /* PASS1_IWCD */ 00207 } WCHMM_INFO; 00208 00209 /*************************************************************************/ 00210 /* word trellis index (result of 1st pass) */ 00211 00217 typedef struct __trellis_atom__ { 00218 LOGPROB backscore; 00219 #ifdef USE_NGRAM 00220 LOGPROB lscore; 00221 #endif 00222 WORD_ID wid; 00223 short begintime; 00224 short endtime; 00225 #ifdef WORD_GRAPH 00226 boolean within_wordgraph; 00227 #endif 00228 struct __trellis_atom__ *last_tre; 00229 struct __trellis_atom__ *next; 00230 } TRELLIS_ATOM; 00231 00236 typedef struct __backtrellis__ { 00237 int framelen; 00238 int *num; 00239 TRELLIS_ATOM ***rw; 00240 TRELLIS_ATOM *list; 00241 TRELLIS_ATOM **root; 00242 } BACKTRELLIS; 00243 00244 #endif /* __SENT_WORD_CONJ_HMM__ */
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