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/replace.h | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 kaldi_io/src/tools/openfst/include/fst/script/replace.h

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

diff --git a/kaldi_io/src/tools/openfst/include/fst/script/replace.h b/kaldi_io/src/tools/openfst/include/fst/script/replace.h
new file mode 100644
index 0000000..5eaf5bf
--- /dev/null
+++ b/kaldi_io/src/tools/openfst/include/fst/script/replace.h
@@ -0,0 +1,62 @@
+
+// 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_REPLACE_H_
+#define FST_SCRIPT_REPLACE_H_
+
+#include <utility>
+using std::pair; using std::make_pair;
+#include <vector>
+using std::vector;
+
+#include <fst/script/arg-packs.h>
+#include <fst/script/fst-class.h>
+#include <fst/replace.h>
+
+namespace fst {
+namespace script {
+
+typedef args::Package<const vector<pair<int64, const FstClass *> > &,
+                      MutableFstClass *, const int64, bool> ReplaceArgs;
+
+template<class Arc>
+void Replace(ReplaceArgs *args) {
+  // Now that we know the arc type, we construct a vector of
+  // pair<real label, real fst> that the real Replace will use
+  const vector<pair<int64, const FstClass *> >& untyped_tuples =
+      args->arg1;
+
+  vector<pair<typename Arc::Label, const Fst<Arc> *> > fst_tuples(
+      untyped_tuples.size());
+
+  for (unsigned i = 0; i < untyped_tuples.size(); ++i) {
+    fst_tuples[i].first = untyped_tuples[i].first;  // convert label
+    fst_tuples[i].second = untyped_tuples[i].second->GetFst<Arc>();
+  }
+
+  MutableFst<Arc> *ofst = args->arg2->GetMutableFst<Arc>();
+
+  Replace(fst_tuples, ofst, args->arg3, args->arg4);
+}
+
+void Replace(const vector<pair<int64, const FstClass *> > &tuples,
+             MutableFstClass *ofst, const int64 &root,
+             bool epsilon_on_replace = false);
+
+}  // namespace script
+}  // namespace fst
+
+#endif  // FST_SCRIPT_REPLACE_H_
-- 
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