1
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
4 // You may obtain a copy of the License at
5 //
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13 //
14 // Copyright 2005-2010 Google, Inc.
15 // Author: jpr@google.com (Jake Ratkiewicz)
16
17 #ifndef FST_SCRIPT_COMPOSE_H_
18 #define FST_SCRIPT_COMPOSE_H_
19
20 #include <fst/script/arg-packs.h>
21 #include <fst/script/fst-class.h>
22 #include <fst/compose.h>
23
24 namespace fst {
25 namespace script {
26
27 typedef args::Package<const FstClass&, const FstClass&,
28 MutableFstClass*, ComposeFilter> ComposeArgs1;
29
30 template<class Arc>
Compose(ComposeArgs1 * args)31 void Compose(ComposeArgs1 *args) {
32 const Fst<Arc> &ifst1 = *(args->arg1.GetFst<Arc>());
33 const Fst<Arc> &ifst2 = *(args->arg2.GetFst<Arc>());
34 MutableFst<Arc> *ofst = args->arg3->GetMutableFst<Arc>();
35
36 Compose(ifst1, ifst2, ofst, args->arg4);
37 }
38
39 typedef fst::ComposeOptions ComposeOptions;
40
41 typedef args::Package<const FstClass&, const FstClass&,
42 MutableFstClass*, const ComposeOptions &> ComposeArgs2;
43
44 template<class Arc>
Compose(ComposeArgs2 * args)45 void Compose(ComposeArgs2 *args) {
46 const Fst<Arc> &ifst1 = *(args->arg1.GetFst<Arc>());
47 const Fst<Arc> &ifst2 = *(args->arg2.GetFst<Arc>());
48 MutableFst<Arc> *ofst = args->arg3->GetMutableFst<Arc>();
49
50 Compose(ifst1, ifst2, ofst, args->arg4);
51 }
52
53 void Compose(const FstClass &ifst1, const FstClass &ifst2,
54 MutableFstClass *ofst,
55 const ComposeOptions &opts = fst::script::ComposeOptions());
56
57 void Compose(const FstClass &ifst1, const FstClass &ifst2,
58 MutableFstClass *ofst, ComposeFilter compose_filter);
59
60 } // namespace script
61 } // namespace fst
62
63 #endif // FST_SCRIPT_COMPOSE_H_
64