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@google.com (Jake Ratkiewicz)
16
17#include <fst/script/fst-class.h>
18#include <fst/script/script-impl.h>
19#include <fst/script/rmepsilon.h>
20
21namespace fst {
22namespace script {
23
24void RmEpsilon(const FstClass &ifst, MutableFstClass *ofst,
25               bool reverse, const RmEpsilonOptions &opts) {
26  if (!ArcTypesMatch(ifst, *ofst, "RmEpsilon")) return;
27
28  RmEpsilonArgs1 args(ifst, ofst, reverse, opts);
29
30  Apply<Operation<RmEpsilonArgs1> >("RmEpsilon", ifst.ArcType(), &args);
31}
32
33void RmEpsilon(MutableFstClass *fst, bool connect,
34               const WeightClass &weight_threshold,
35               int64 state_threshold, float delta) {
36  RmEpsilonArgs2 args(fst, connect, weight_threshold, state_threshold, delta);
37
38  Apply<Operation<RmEpsilonArgs2> >("RmEpsilon", fst->ArcType(), &args);
39}
40
41void RmEpsilon(MutableFstClass *fst, vector<WeightClass> *distance,
42               const RmEpsilonOptions &opts) {
43  RmEpsilonArgs3 args(fst, distance, opts);
44
45  Apply<Operation<RmEpsilonArgs3> >("RmEpsilon", fst->ArcType(), &args);
46}
47
48REGISTER_FST_OPERATION(RmEpsilon, StdArc, RmEpsilonArgs1);
49REGISTER_FST_OPERATION(RmEpsilon, LogArc, RmEpsilonArgs1);
50REGISTER_FST_OPERATION(RmEpsilon, Log64Arc, RmEpsilonArgs1);
51
52REGISTER_FST_OPERATION(RmEpsilon, StdArc, RmEpsilonArgs2);
53REGISTER_FST_OPERATION(RmEpsilon, LogArc, RmEpsilonArgs2);
54REGISTER_FST_OPERATION(RmEpsilon, Log64Arc, RmEpsilonArgs2);
55
56REGISTER_FST_OPERATION(RmEpsilon, StdArc, RmEpsilonArgs3);
57REGISTER_FST_OPERATION(RmEpsilon, LogArc, RmEpsilonArgs3);
58REGISTER_FST_OPERATION(RmEpsilon, Log64Arc, RmEpsilonArgs3);
59
60}  // namespace script
61}  // namespace fst
62