| |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| // Copyright 2005-2010 Google, Inc. |
| // Author: jpr@google.com (Jake Ratkiewicz) |
| |
| #ifndef FST_SCRIPT_REWEIGHT_H_ |
| #define FST_SCRIPT_REWEIGHT_H_ |
| |
| #include <vector> |
| using std::vector; |
| |
| #include <fst/script/arg-packs.h> |
| #include <fst/script/fst-class.h> |
| #include <fst/script/weight-class.h> |
| #include <fst/reweight.h> |
| |
| namespace fst { |
| namespace script { |
| |
| typedef args::Package<MutableFstClass *, const vector<WeightClass> &, |
| ReweightType> ReweightArgs; |
| |
| template<class Arc> |
| void Reweight(ReweightArgs *args) { |
| MutableFst<Arc> *fst = args->arg1->GetMutableFst<Arc>(); |
| typedef typename Arc::Weight Weight; |
| vector<Weight> potentials(args->arg2.size()); |
| |
| for (unsigned i = 0; i < args->arg2.size(); ++i) { |
| potentials[i] = *(args->arg2[i].GetWeight<Weight>()); |
| } |
| |
| Reweight(fst, potentials, args->arg3); |
| } |
| |
| void Reweight(MutableFstClass *fst, const vector<WeightClass> &potential, |
| ReweightType reweight_type); |
| |
| } // namespace script |
| } // namespace fst |
| |
| #endif // FST_SCRIPT_REWEIGHT_H_ |