/* ----------------------------------------------------------- *//*                                                             *//*                          ___                                *//*                       |_| | |_/   SPEECH                    *//*                       | | | | \   RECOGNITION               *//*                       =========   SOFTWARE                  */ /*                                                             *//*                                                             *//* ----------------------------------------------------------- *//* developed at:                                               *//*                                                             *//*      Speech Vision and Robotics group                       *//*      Cambridge University Engineering Department            *//*      http://svr-www.eng.cam.ac.uk/                          *//*                                                             *//* main authors: Valtcho Valtchev, Steve Young,                *//*               Julian Odell, Gareth Moore                    *//* ----------------------------------------------------------- *//*         Copyright:                                          *//*                                                             *//*          1994-2002 Cambridge University                     *//*                    Engineering Department                   *//*                                                             *//*   Use of this software is governed by a License Agreement   *//*    ** See the file License for the Conditions of Use  **    *//*    **     This banner notice must not be removed      **    *//*                                                             *//* ----------------------------------------------------------- *//*      File: LGList.c: Display contents of a gram file        *//* ----------------------------------------------------------- */char *lglist_version = "!HVER!LGList:   3.2 [CUED 09/12/02]";char *lglist_vc_id = "$Id: LGList.c,v 1.1 2002/12/19 16:36:27 ge204 Exp $";#include "HShell.h"#include "HMem.h"#include "HMath.h"#include "HWave.h"#include "HLabel.h"#include "LUtil.h"#include "LWMap.h"#include "LGBase.h"/* -------------------------- Trace Flags ------------------------ */static int trace = 0;#define T_TOP  0001              /* Top Level tracing *//* ---------------------- Global Variables ----------------------- */static  WordMap wmap;            /* and the word map *//* ---------------- Configuration Parameters --------------------- */static ConfParam *cParm[MAXGLOBS];static int nParm = 0;            /* total num params *//* ---------------- Process Command Line ------------------------- *//* SetConfParms: set conf parms relevant to this tool */void SetConfParms(void){   int i;   nParm = GetConfig("LGLIST", TRUE, cParm, MAXGLOBS);   if (nParm>0){      if (GetConfInt(cParm,nParm,"TRACE",&i)) trace = i;   }}void ReportUsage(void){   printf("\nUSAGE: LGList [options] mapfile gramfile ...\n\n");   printf(" Option                                       Default\n\n");   printf(" -i n    add id n to filter list              none\n");   printf(" -f w    add word w to filter list            none\n");   PrintStdOpts("");   printf("\n\n");}   int main(int argc, char *argv[]){   char *s;   void DisplayNGramFile(char *fn);   void AddWrdtoFilter(char *s, int ndx);   void ResolveFilterList(void);   InitShell(argc,argv,lglist_version,lglist_vc_id);   InitMem();   InitMath();   InitWave();   InitLabel();   InitLUtil();   InitWMap();   InitGBase();   if (!InfoPrinted() && NumArgs() == 0)      ReportUsage();   if (NumArgs() == 0) Exit(0);   SetConfParms();   while (NextArg() == SWITCHARG) {      s = GetSwtArg();      if (strlen(s) !=1 )         HError(16119,"LGList: Bad switch %s; must be single letter",s);      switch(s[0]){         case 'f':            if (NextArg()!=STRINGARG)               HError(16119,"LGList: word expected");            AddWrdtoFilter(GetStrArg(),-1);            break;         case 'i':            if (NextArg()!=INTARG)               HError(16119,"LGList: word index expected");            AddWrdtoFilter(NULL,GetIntArg());            break;         case 'T':            trace = GetChkedInt(0,077,s); break;         default:            HError(16119,"LGList: Unknown switch %s",s);      }   }   if (NextArg()!=STRINGARG)      HError(16119,"LGList: word map file name expected");   CreateWordMap(GetStrArg(),&wmap,0);    ResolveFilterList();   while (NextArg() == STRINGARG)      DisplayNGramFile(GetStrArg());   return EXIT_SUCCESS;} /* ------------------------ Gram Filtering ------------------- */typedef struct fitem {   LabId wid;   int  ndx;   struct fitem * next;} FItem;static MemHeap fmem;static FItem *filtList = NULL;/* AddWrdtoFilter: add word or index to filter list */void AddWrdtoFilter(char *s, int ndx){   FItem *p;      if (filtList == NULL)         CreateHeap(&fmem,"filtlist",MSTAK,1,0.0,1000,1000);   p = (FItem *)New(&fmem,sizeof(FItem));   p->next = filtList; filtList = p;   p->wid = (s==NULL)?NULL:GetLabId(s,TRUE);   p->ndx = ndx;}/* ResolveFilterList:  add in missing names/ndxes */void ResolveFilterList(void){   FItem *p;      for (p=filtList; p != NULL; p=p->next) {      if (p->wid == NULL) p->wid = WordLMName(p->ndx,&wmap);      if (p->ndx == -1)   p->ndx = WordLMIndex(p->wid);   }}/* ShowNgram: return true if any item is in the filter list */Boolean ShowNgram(int N, NGram ng){   FItem *p;   int i;      for (p=filtList; p != NULL; p=p->next)       for (i=0; i<N; i++)         if (p->ndx == ng[i]) return TRUE;   return FALSE;}/* --------------------- Display N Grams ----------------- *//* DisplayNGramFile: display contents of given NGram file */void DisplayNGramFile(char *fn){   UInt ng[MAXNG],nPrinted,N;   NGSource ngs;      OpenNGramFile(&ngs,fn,&wmap); N = ngs.info.N;   printf("\n%d-Gram File %s[%d entries]:\n", N,fn, ngs.nItems);   if (strlen(ngs.txtsrc) > 0)      printf(" Text Source: %s\n",ngs.txtsrc);   nPrinted = 0;   do {      ReadNGram(&ngs, ng);      if (filtList == NULL || ShowNgram(N,ng)) {         PrintNGram(N,ng,&wmap); ++nPrinted;      }   }while (ngs.nItems > 0);   printf("%d ngram entries printed\n",nPrinted);   CloseNGramFile(&ngs);}/* ----------------------------------------------------------- *//*                      END:  LGList.c                         *//* ----------------------------------------------------------- */