compose.h revision f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2 
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
24namespace fst {
25namespace script {
26
27typedef args::Package<const FstClass&, const FstClass&,
28                      MutableFstClass*, ComposeFilter> ComposeArgs1;
29
30template<class Arc>
31void 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
39typedef fst::ComposeOptions ComposeOptions;
40
41typedef args::Package<const FstClass&, const FstClass&,
42                      MutableFstClass*, const ComposeOptions &> ComposeArgs2;
43
44template<class Arc>
45void 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
53void Compose(const FstClass &ifst1, const FstClass &ifst2,
54             MutableFstClass *ofst,
55             const ComposeOptions &opts = fst::script::ComposeOptions());
56
57void 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