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 (at) google.com (Jake Ratkiewicz) 16 17 #ifndef FST_SCRIPT_RELABEL_H_ 18 #define FST_SCRIPT_RELABEL_H_ 19 20 #include <utility> 21 using std::pair; using std::make_pair; 22 #include <algorithm> 23 #include <vector> 24 using std::vector; 25 26 #include <fst/script/arg-packs.h> 27 #include <fst/script/fst-class.h> 28 #include <fst/relabel.h> 29 30 namespace fst { 31 namespace script { 32 33 // 1 34 typedef args::Package<MutableFstClass *, 35 const SymbolTable *, const SymbolTable *, bool, 36 const SymbolTable *, const SymbolTable *, 37 bool> RelabelArgs1; 38 39 template<class Arc> 40 void Relabel(RelabelArgs1 *args) { 41 MutableFst<Arc> *ofst = args->arg1->GetMutableFst<Arc>(); 42 43 Relabel(ofst, args->arg2, args->arg3, args->arg4, 44 args->arg5, args->arg6, args->arg7); 45 } 46 47 // 2 48 typedef args::Package<MutableFstClass*, 49 const vector<pair<int64, int64> > &, 50 const vector<pair<int64, int64> > > RelabelArgs2; 51 52 template<class Arc> 53 void Relabel(RelabelArgs2 *args) { 54 MutableFst<Arc> *ofst = args->arg1->GetMutableFst<Arc>(); 55 56 // In case int64 is not the same as Arc::Label, 57 // copy the reassignments 58 typedef typename Arc::Label Label; 59 60 vector<pair<Label, Label> > converted_ipairs(args->arg2.size()); 61 copy(args->arg2.begin(), args->arg2.end(), converted_ipairs.begin()); 62 63 vector<pair<Label, Label> > converted_opairs(args->arg3.size()); 64 copy(args->arg3.begin(), args->arg3.end(), converted_opairs.begin()); 65 66 Relabel(ofst, converted_ipairs, converted_opairs); 67 } 68 69 // 3 70 typedef args::Package<MutableFstClass*, const SymbolTable*, 71 const SymbolTable*> RelabelArgs3; 72 template<class Arc> 73 void Relabel(args::Package<MutableFstClass*, const SymbolTable*, 74 const SymbolTable*> *args) { 75 MutableFst<Arc> *fst = args->arg1->GetMutableFst<Arc>(); 76 Relabel(fst, args->arg2, args->arg3); 77 } 78 79 80 // 1 81 void Relabel(MutableFstClass *ofst, 82 const SymbolTable *old_isyms, const SymbolTable *relabel_isyms, 83 bool attach_new_isyms, 84 const SymbolTable *old_osyms, const SymbolTable *relabel_osyms, 85 bool attch_new_osyms); 86 87 // 2 88 void Relabel(MutableFstClass *ofst, 89 const vector<pair<int64, int64> > &ipairs, 90 const vector<pair<int64, int64> > &opairs); 91 92 93 // 3 94 void Relabel(MutableFstClass *fst, 95 const SymbolTable *new_isymbols, 96 const SymbolTable *new_osymbols); 97 98 99 } // namespace script 100 } // namespace fst 101 102 #endif // FST_SCRIPT_RELABEL_H_ 103