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src/fstbin/fstrand.cc 1.72 KB
8dcb6dfcb   Yannick Estève   first commit
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  // fstbin/fstrand.cc
  
  // Copyright 2009-2011  Microsoft Corporation
  
  // See ../../COPYING for clarification regarding multiple authors
  //
  // 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
  //
  // THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  // KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
  // WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
  // MERCHANTABLITY OR NON-INFRINGEMENT.
  // See the Apache 2 License for the specific language governing permissions and
  // limitations under the License.
  
  
  #include "base/kaldi-common.h"
  #include "util/kaldi-io.h"
  #include "util/parse-options.h"
  #include "util/text-utils.h"
  #include "fstext/rand-fst.h"
  #include "time.h"
  #include "fstext/fstext-utils.h"
  #include "fstext/kaldi-fst-io.h"
  
  int main(int argc, char *argv[]) {
    try {
      using namespace fst;
      using kaldi::int32;
  
      const char *usage =
          "Generate random FST
  "
          "
  "
          "Usage:  fstrand [out.fst]
  ";
  
      srand(time(NULL));
      RandFstOptions opts;
  
  
      kaldi::ParseOptions po(usage);
      po.Register("allow-empty", &opts.allow_empty,
                  "If true, we may generate an empty FST.");
  
      po.Read(argc, argv);
  
      if (po.NumArgs() > 1) {
        po.PrintUsage();
        exit(1);
      }
  
      std::string fst_out_filename = po.GetOptArg(1);
  
      VectorFst <StdArc> *rand_fst = RandFst<StdArc>(opts);
  
      WriteFstKaldi(*rand_fst, fst_out_filename);
      delete rand_fst;
      return 0;
    } catch(const std::exception &e) {
      std::cerr << e.what();
      return -1;
    }
  }