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author | Determinant <ted.sybil@gmail.com> | 2015-08-14 11:51:42 +0800 |
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committer | Determinant <ted.sybil@gmail.com> | 2015-08-14 11:51:42 +0800 |
commit | 96a32415ab43377cf1575bd3f4f2980f58028209 (patch) | |
tree | 30a2d92d73e8f40ac87b79f6f56e227bfc4eea6e /kaldi_io/src/tools/openfst/include/fst/script/reweight.h | |
parent | c177a7549bd90670af4b29fa813ddea32cfe0f78 (diff) |
add implementation for kaldi io (by ymz)
Diffstat (limited to 'kaldi_io/src/tools/openfst/include/fst/script/reweight.h')
-rw-r--r-- | kaldi_io/src/tools/openfst/include/fst/script/reweight.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/kaldi_io/src/tools/openfst/include/fst/script/reweight.h b/kaldi_io/src/tools/openfst/include/fst/script/reweight.h new file mode 100644 index 0000000..7bce839 --- /dev/null +++ b/kaldi_io/src/tools/openfst/include/fst/script/reweight.h @@ -0,0 +1,53 @@ + +// 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_ |