SphinxBase 0.6
main.c
1/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
2/* ====================================================================
3 * Copyright (c) 2007 Carnegie Mellon University. All rights
4 * reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 *
18 * This work was supported in part by funding from the Defense Advanced
19 * Research Projects Agency and the National Science Foundation of the
20 * United States of America, and the CMU Sphinx Speech Consortium.
21 *
22 * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
23 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
24 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
26 * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 * ====================================================================
35 *
36 */
37
38#include <string.h>
39
41#include <sphinxbase/fsg_model.h>
42#include <sphinxbase/jsgf.h>
43#include <sphinxbase/err.h>
44#include <sphinxbase/strfuncs.h>
45
46static const arg_t defn[] = {
47 { "-help",
49 "no",
50 "Shows the usage of the tool"},
51
52 { "-jsgf",
54 NULL,
55 "Input grammar in jsgf format (required)"},
56
57 { "-rule",
59 NULL,
60 "Root rule name (optional)"},
61
62 { "-fsg",
64 NULL,
65 "Output grammar in fsg format"},
66
67 { "-fsm",
69 NULL,
70 "Output grammar in FSM format"},
71
72 { "-symtab",
74 NULL,
75 "Output symtab for grammar in FSM format"},
76
77 { "-compile",
79 "no",
80 "Compute grammar closure to speedup loading"},
81
82 { NULL, 0, NULL, NULL }
83};
84
85
86static void
87usagemsg(char *pgm)
88{
89 E_INFO("Usage: %s -jsgf <input.jsgf> -rule <rule name>\\\n", pgm);
90 E_INFOCONT("\t[-fsm yes/no] [-compile yes/no]\n");
91 E_INFOCONT("\t-fsg <output.fsg>\n");
92
93 exit(0);
94}
95
96static fsg_model_t *
97get_fsg(jsgf_t *grammar, const char *name)
98{
99 jsgf_rule_iter_t *itor;
100 logmath_t *lmath = logmath_init(1.0001, 0, 0);
101 fsg_model_t *fsg = NULL;
102
103 for (itor = jsgf_rule_iter(grammar); itor;
104 itor = jsgf_rule_iter_next(itor)) {
105 jsgf_rule_t *rule = jsgf_rule_iter_rule(itor);
106 char const *rule_name = jsgf_rule_name(rule);
107
108 if ((name == NULL && jsgf_rule_public(rule))
109 || (name && strlen(rule_name)-2 == strlen(name) &&
110 0 == strncmp(rule_name + 1, name, strlen(rule_name) - 2))) {
111 fsg = jsgf_build_fsg_raw(grammar, rule, logmath_retain(lmath), 1.0);
113 break;
114 }
115 }
116
117 logmath_free(lmath);
118 return fsg;
119}
120
121int
122main(int argc, char *argv[])
123{
124 jsgf_t *jsgf;
125 fsg_model_t *fsg;
126 cmd_ln_t *config;
127
128 if ((config = cmd_ln_parse_r(NULL, defn, argc, argv, TRUE)) == NULL)
129 return 1;
130
131 if (cmd_ln_boolean_r(config, "-help")) {
132 usagemsg(argv[0]);
133 }
134
135 jsgf = jsgf_parse_file(cmd_ln_str_r(config, "-jsgf"), NULL);
136 if (jsgf == NULL) {
137 return 1;
138 }
139
140 fsg = get_fsg(jsgf, cmd_ln_str_r(config, "-rule") ? cmd_ln_str_r(config, "-rule") : NULL);
141
142 if (cmd_ln_boolean_r(config, "-compile")) {
143 fsg_model_null_trans_closure(fsg, NULL);
144 }
145
146
147 if (cmd_ln_str_r(config, "-fsm")) {
148 const char* outfile = cmd_ln_str_r(config, "-fsm");
149 const char* symfile = cmd_ln_str_r(config, "-symtab");
150 if (outfile)
151 fsg_model_writefile_fsm(fsg, outfile);
152 else
153 fsg_model_write_fsm(fsg, stdout);
154 if (symfile)
155 fsg_model_writefile_symtab(fsg, symfile);
156 }
157 else {
158 const char *outfile = cmd_ln_str_r(config, "-fsg");
159 if (outfile)
160 fsg_model_writefile(fsg, outfile);
161 else
162 fsg_model_write(fsg, stdout);
163 }
164 fsg_model_free(fsg);
165 jsgf_grammar_free(jsgf);
166
167 return 0;
168}
169
170
171#if defined(_WIN32_WCE)
172#pragma comment(linker,"/entry:mainWCRTStartup")
173#include <windows.h>
174
175//Windows Mobile has the Unicode main only
176int wmain(int32 argc, wchar_t *wargv[]) {
177 char** argv;
178 size_t wlen;
179 size_t len;
180 int i;
181
182 argv = malloc(argc*sizeof(char*));
183 for (i=0; i<argc; i++){
184 wlen = lstrlenW(wargv[i]);
185 len = wcstombs(NULL, wargv[i], wlen);
186 argv[i] = malloc(len+1);
187 wcstombs(argv[i], wargv[i], wlen);
188 }
189
190 //assuming ASCII parameters
191 return main(argc, argv);
192}
193#endif
#define cmd_ln_boolean_r(c, n)
Retrieve a boolean value from a command-line object.
Definition cmd_ln.h:334
#define ARG_STRING
String argument (optional).
Definition cmd_ln.h:114
SPHINXBASE_EXPORT char const * cmd_ln_str_r(cmd_ln_t *cmdln, char const *name)
Retrieve a string from a command-line object.
Definition cmd_ln.c:949
#define REQARG_STRING
Required string argument.
Definition cmd_ln.h:135
#define ARG_BOOLEAN
Boolean (true/false) argument (optional).
Definition cmd_ln.h:118
SPHINXBASE_EXPORT cmd_ln_t * cmd_ln_parse_r(cmd_ln_t *inout_cmdln, arg_t const *defn, int32 argc, char *argv[], int32 strict)
Parse a list of strings into argumetns.
Definition cmd_ln.c:551
Implementation of logging routines.
#define E_INFO
Print logging information to standard error stream.
Definition err.h:147
#define E_INFOCONT
Print logging information without header, to standard error stream.
Definition err.h:153
Hash table implementation.
JSGF grammar compiler.
#define jsgf_rule_iter_rule(itor)
Get the current rule in a rule iterator.
Definition jsgf.h:117
SPHINXBASE_EXPORT fsg_model_t * jsgf_build_fsg_raw(jsgf_t *grammar, jsgf_rule_t *rule, logmath_t *lmath, float32 lw)
Build a Sphinx FSG object from a JSGF rule.
Definition jsgf.c:504
#define jsgf_rule_iter_free(itor)
Free a rule iterator (if the end hasn't been reached).
Definition jsgf.h:122
#define jsgf_rule_iter_next(itor)
Advance an iterator to the next rule in the grammar.
Definition jsgf.h:112
SPHINXBASE_EXPORT int jsgf_rule_public(jsgf_rule_t *rule)
Test if a rule is public or not.
Definition jsgf.c:443
SPHINXBASE_EXPORT void jsgf_grammar_free(jsgf_t *jsgf)
Free a JSGF grammar.
Definition jsgf.c:125
SPHINXBASE_EXPORT jsgf_t * jsgf_parse_file(const char *filename, jsgf_t *parent)
Parse a JSGF grammar from a file.
Definition jsgf.c:734
SPHINXBASE_EXPORT jsgf_rule_iter_t * jsgf_rule_iter(jsgf_t *grammar)
Get an iterator over all rules in a grammar.
Definition jsgf.c:421
SPHINXBASE_EXPORT char const * jsgf_rule_name(jsgf_rule_t *rule)
Get the rule name from a rule.
Definition jsgf.c:437
SPHINXBASE_EXPORT int logmath_free(logmath_t *lmath)
Free a log table.
Definition logmath.c:342
SPHINXBASE_EXPORT logmath_t * logmath_init(float64 base, int shift, int use_table)
Initialize a log math computation table.
Definition logmath.c:62
SPHINXBASE_EXPORT logmath_t * logmath_retain(logmath_t *lmath)
Retain ownership of a log table.
Definition logmath.c:335
Miscellaneous useful string functions.
Argument definition structure.
Opaque structure used to hold the results of command-line parsing.
Word level FSG definition.
Definition fsg_model.h:91