You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

50 lines
1.6 KiB

  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
  13. // limitations under the License.
  14. //
  15. // See www.openfst.org for extensive documentation on this weighted
  16. // finite-state transducer library.
  17. #ifndef FST_SCRIPT_COMPOSE_H_
  18. #define FST_SCRIPT_COMPOSE_H_
  19. #include <tuple>
  20. #include <fst/compose.h>
  21. #include <fst/fst.h>
  22. #include <fst/mutable-fst.h>
  23. #include <fst/script/fst-class.h>
  24. namespace fst {
  25. namespace script {
  26. using FstComposeArgs = std::tuple<const FstClass &, const FstClass &,
  27. MutableFstClass *, const ComposeOptions &>;
  28. template <class Arc>
  29. void Compose(FstComposeArgs *args) {
  30. const Fst<Arc> &ifst1 = *std::get<0>(*args).GetFst<Arc>();
  31. const Fst<Arc> &ifst2 = *std::get<1>(*args).GetFst<Arc>();
  32. MutableFst<Arc> *ofst = std::get<2>(*args)->GetMutableFst<Arc>();
  33. const auto &opts = std::get<3>(*args);
  34. Compose(ifst1, ifst2, ofst, opts);
  35. }
  36. void Compose(const FstClass &ifst1, const FstClass &ifst2,
  37. MutableFstClass *ofst,
  38. const ComposeOptions &opts = ComposeOptions());
  39. } // namespace script
  40. } // namespace fst
  41. #endif // FST_SCRIPT_COMPOSE_H_