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Diffstat (limited to 'src/bin/fstencode.cc')
-rw-r--r-- | src/bin/fstencode.cc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/bin/fstencode.cc b/src/bin/fstencode.cc new file mode 100644 index 0000000..95dd49c --- /dev/null +++ b/src/bin/fstencode.cc @@ -0,0 +1,68 @@ +// fstencode.cc + +// 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: riley@google.com (Michael Riley) +// Modified: jpr@google.com (Jake Ratkiewicz) to use FstClass +// +// \file +// Encode transducer labels and/or weights. +// + +#include <fst/script/encode.h> +#include <fst/script/decode.h> + +/// EncodeMain specific flag definitions +DEFINE_bool(encode_labels, false, "Encode output labels"); +DEFINE_bool(encode_weights, false, "Encode weights"); +DEFINE_bool(encode_reuse, false, "Re-use existing codex"); +DEFINE_bool(decode, false, "Decode labels and/or weights"); + +int main(int argc, char **argv) { + namespace s = fst::script; + using fst::script::FstClass; + using fst::script::MutableFstClass; + + string usage = "Encodes transducer labels and/or weights.\n\n Usage: "; + usage += argv[0]; + usage += " in.fst codex [out.fst]\n"; + + std::set_new_handler(FailedNewHandler); + SetFlags(usage.c_str(), &argc, &argv, true); + if (argc < 3 || argc > 4) { + ShowUsage(); + return 1; + } + + string in_name = (strcmp(argv[1], "-") != 0) ? argv[1] : ""; + string codex_name = argv[2]; + string out_name = argc > 3 ? argv[3] : ""; + + MutableFstClass *fst = MutableFstClass::Read(in_name, true); + if (!fst) return 1; + + if (FLAGS_decode == false) { + uint32 flags = 0; + flags |= FLAGS_encode_labels ? fst::kEncodeLabels : 0; + flags |= FLAGS_encode_weights ? fst::kEncodeWeights : 0; + s::Encode(fst, flags, FLAGS_encode_reuse, codex_name); + fst->Write(out_name); + } else { + s::Decode(fst, codex_name); + fst->Write(out_name); + } + + delete fst; + return 0; +} |