Edinburgh Speech Tools 2.4-release
 
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EST_item_content_aux.cc
1 /************************************************************************/
2 /* */
3 /* Centre for Speech Technology Research */
4 /* University of Edinburgh, UK */
5 /* Copyright (c) 1996,1997 */
6 /* All Rights Reserved. */
7 /* */
8 /* Permission is hereby granted, free of charge, to use and distribute */
9 /* this software and its documentation without restriction, including */
10 /* without limitation the rights to use, copy, modify, merge, publish, */
11 /* distribute, sublicense, and/or sell copies of this work, and to */
12 /* permit persons to whom this work is furnished to do so, subject to */
13 /* the following conditions: */
14 /* 1. The code must retain the above copyright notice, this list of */
15 /* conditions and the following disclaimer. */
16 /* 2. Any modifications must be clearly marked as such. */
17 /* 3. Original authors' names are not deleted. */
18 /* 4. The authors' names are not used to endorse or promote products */
19 /* derived from this software without specific prior written */
20 /* permission. */
21 /* */
22 /* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
23 /* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
24 /* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
25 /* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
26 /* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
27 /* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
28 /* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
29 /* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
30 /* THIS SOFTWARE. */
31 /* */
32 /*************************************************************************/
33 /* */
34 /* Author: Richard Caley (rjc@cstr.ed.ac.uk) */
35 /* -------------------------------------------------------------------- */
36 /* Auxiliary functions related to item_contents. */
37 /* */
38 /*************************************************************************/
39
40#include "ling_class/EST_item_content_aux.h"
41#include "ling_class/EST_item_aux.h"
42#include "ling_class/EST_Item_Content.h"
43#include "EST_String.h"
44#include "EST_error.h"
45
46#include "../base_class/EST_get_function_template.h"
47
48defineGetFunction(EST_Item_Content, f.val, EST_Val, getValI)
49defineGetFunction(EST_Item_Content, f.val, EST_String, getStringI)
50defineGetFunction(EST_Item_Content, f.val, float, getFloatI)
51defineGetFunction(EST_Item_Content, f.val, int, getIntegerI)
52
53
54
55EST_Val getVal(const EST_Item_Content &f,
56 const EST_String name,
57 const EST_Val &def,
58 EST_feat_status &s)
59{
60 if (f.relations.length() == 0)
61 return getValI(f, name, def, s);
62 else
63 {
64 EST_Litem *p;
65 p = f.relations.head();
66 EST_Item *i = item(f.relations.list(p).v);
67 return getVal(*i, name, def, s);
68 }
69}
70
71
72EST_String getString(const EST_Item_Content &f,
73 const EST_String name,
74 const EST_String &def,
75 EST_feat_status &s)
76{
77 if (f.relations.length() == 0)
78 return getStringI(f, name, def, s);
79 else
80 {
81 EST_Litem *p;
82 p = f.relations.head();
83 EST_Item *i = item(f.relations.list(p).v);
84 return getString(*i, name, def, s);
85 }
86}
87
88int getInteger(const EST_Item_Content &f,
89 const EST_String name,
90 const int &def,
91 EST_feat_status &s)
92{
93 if (f.relations.length() == 0)
94 return getIntegerI(f, name, def, s);
95 else
96 {
97 EST_Litem *p;
98 p = f.relations.head();
99 EST_Item *i = item(f.relations.list(p).v);
100 return getInteger(*i, name, def, s);
101 }
102}
103
104float getFloat(const EST_Item_Content &f,
105 const EST_String name,
106 const float &def,
107 EST_feat_status &s)
108{
109 if (f.relations.length() == 0)
110 return getFloatI(f, name, def, s);
111 else
112 {
113 EST_Litem *p;
114 p = f.relations.head();
115 EST_Item *i = item(f.relations.list(p).v);
116 return getFloat(*i, name, def, s);
117 }
118}
119
120
121float start(const EST_Item_Content &item_content)
122{
123 if (item_content.relations.length() == 0)
124 {
125 float v=0;
126 EST_feat_status status=efs_ok;
127
128 v = getFloat(item_content, "start", -1.0, status);
129
130 return v;
131 }
132 else
133 {
134 EST_Litem *p;
135 p = item_content.relations.head();
136 EST_Item *i = item(item_content.relations.list(p).v);
137 return start(*i);
138 }
139}
140
141float mid(const EST_Item_Content &item_content)
142{
143 if (item_content.relations.length() == 0)
144 {
145 float v = 0;
146 EST_feat_status status=efs_ok;
147
148 v = getFloat(item_content, "mid", -1.0, status);
149
150 if (v < 0.0)
151 v = (start(item_content)+end(item_content))/2.0;
152
153 return v;
154 }
155 else
156 {
157 EST_Litem *p;
158 p = item_content.relations.head();
159 EST_Item *i = item(item_content.relations.list(p).v);
160 return mid(*i);
161 }
162}
163
164float time(const EST_Item_Content &item_content)
165{
166 if (item_content.relations.length() == 0)
167 {
168 float v = 0;
169 EST_feat_status status=efs_ok;
170
171 v = getFloat(item_content, "time", -1.0, status);
172
173 if (v < 0.0)
174 v = mid(item_content);
175
176 return v;
177 }
178 else
179 {
180 EST_Litem *p;
181 p = item_content.relations.head();
182 EST_Item *i = item(item_content.relations.list(p).v);
183 return time(*i);
184 }
185}
186
187float end(const EST_Item_Content &item_content)
188{
189 if (item_content.relations.length() == 0)
190 {
191 float v=0;
192 EST_feat_status status=efs_ok;
193
194 v = getFloat(item_content, "end", -1.0, status);
195
196 return v;
197 }
198 else
199 {
200 EST_Litem *p;
201 p = item_content.relations.head();
202 EST_Item *i = item(item_content.relations.list(p).v);
203 return end(*i);
204 }
205}
206
V v
The value.
Definition EST_THash.h:80