FST  openfst-1.8.3
OpenFst Library
convert.h
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1 // Copyright 2005-2024 Google LLC
2 //
3 // Licensed under the Apache License, Version 2.0 (the 'License');
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an 'AS IS' BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
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14 //
15 // See www.openfst.org for extensive documentation on this weighted
16 // finite-state transducer library.
17 
18 #ifndef FST_SCRIPT_CONVERT_H_
19 #define FST_SCRIPT_CONVERT_H_
20 
21 #include <memory>
22 #include <string>
23 #include <utility>
24 
25 #include <fst/fst.h>
26 #include <fst/register.h>
27 #include <fst/script/arg-packs.h>
28 #include <fst/script/fst-class.h>
29 
30 namespace fst {
31 namespace script {
32 
33 using FstConvertInnerArgs = std::pair<const FstClass &, const std::string &>;
34 
35 using FstConvertArgs =
37 
38 template <class Arc>
39 void Convert(FstConvertArgs *args) {
40  const Fst<Arc> &fst = *std::get<0>(args->args).GetFst<Arc>();
41  const std::string &new_type = std::get<1>(args->args);
42  std::unique_ptr<Fst<Arc>> result(Convert(fst, new_type));
43  args->retval =
44  result ? std::make_unique<FstClass>(std::move(result)) : nullptr;
45 }
46 
47 std::unique_ptr<FstClass> Convert(const FstClass &fst,
48  const std::string &new_type);
49 
50 } // namespace script
51 } // namespace fst
52 
53 #endif // FST_SCRIPT_CONVERT_H_
std::pair< const FstClass &, const std::string & > FstConvertInnerArgs
Definition: convert.h:33
void Convert(FarReaderClass &reader, FarWriterClass &writer, std::string_view fst_type)
Definition: farscript.cc:71