From 96a32415ab43377cf1575bd3f4f2980f58028209 Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Fri, 14 Aug 2015 11:51:42 +0800
Subject: add implementation for kaldi io (by ymz)

---
 .../src/tools/openfst/include/fst/script/relabel.h | 102 +++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 kaldi_io/src/tools/openfst/include/fst/script/relabel.h

(limited to 'kaldi_io/src/tools/openfst/include/fst/script/relabel.h')

diff --git a/kaldi_io/src/tools/openfst/include/fst/script/relabel.h b/kaldi_io/src/tools/openfst/include/fst/script/relabel.h
new file mode 100644
index 0000000..6bbb4c5
--- /dev/null
+++ b/kaldi_io/src/tools/openfst/include/fst/script/relabel.h
@@ -0,0 +1,102 @@
+
+// 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_RELABEL_H_
+#define FST_SCRIPT_RELABEL_H_
+
+#include <utility>
+using std::pair; using std::make_pair;
+#include <algorithm>
+#include <vector>
+using std::vector;
+
+#include <fst/script/arg-packs.h>
+#include <fst/script/fst-class.h>
+#include <fst/relabel.h>
+
+namespace fst {
+namespace script {
+
+// 1
+typedef args::Package<MutableFstClass *,
+                      const SymbolTable *, const SymbolTable *, bool,
+                      const SymbolTable *, const SymbolTable *,
+                      bool> RelabelArgs1;
+
+template<class Arc>
+void Relabel(RelabelArgs1 *args) {
+  MutableFst<Arc> *ofst = args->arg1->GetMutableFst<Arc>();
+
+  Relabel(ofst, args->arg2, args->arg3, args->arg4,
+          args->arg5, args->arg6, args->arg7);
+}
+
+// 2
+typedef args::Package<MutableFstClass*,
+                      const vector<pair<int64, int64> > &,
+                      const vector<pair<int64, int64> > > RelabelArgs2;
+
+template<class Arc>
+void Relabel(RelabelArgs2 *args) {
+  MutableFst<Arc> *ofst = args->arg1->GetMutableFst<Arc>();
+
+  // In case int64 is not the same as Arc::Label,
+  // copy the reassignments
+  typedef typename Arc::Label Label;
+
+  vector<pair<Label, Label> > converted_ipairs(args->arg2.size());
+  copy(args->arg2.begin(), args->arg2.end(), converted_ipairs.begin());
+
+  vector<pair<Label, Label> > converted_opairs(args->arg3.size());
+  copy(args->arg3.begin(), args->arg3.end(), converted_opairs.begin());
+
+  Relabel(ofst, converted_ipairs, converted_opairs);
+}
+
+// 3
+typedef args::Package<MutableFstClass*, const SymbolTable*,
+                      const SymbolTable*> RelabelArgs3;
+template<class Arc>
+void Relabel(args::Package<MutableFstClass*, const SymbolTable*,
+             const SymbolTable*> *args) {
+  MutableFst<Arc> *fst = args->arg1->GetMutableFst<Arc>();
+  Relabel(fst, args->arg2, args->arg3);
+}
+
+
+// 1
+void Relabel(MutableFstClass *ofst,
+             const SymbolTable *old_isyms, const SymbolTable *relabel_isyms,
+             bool attach_new_isyms,
+             const SymbolTable *old_osyms, const SymbolTable *relabel_osyms,
+             bool attch_new_osyms);
+
+// 2
+void Relabel(MutableFstClass *ofst,
+             const vector<pair<int64, int64> > &ipairs,
+             const vector<pair<int64, int64> > &opairs);
+
+
+// 3
+void Relabel(MutableFstClass *fst,
+             const SymbolTable *new_isymbols,
+             const SymbolTable *new_osymbols);
+
+
+}  // namespace script
+}  // namespace fst
+
+#endif  // FST_SCRIPT_RELABEL_H_
-- 
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