lattice-copy.cc File Reference

#include "base/kaldi-common.h"
#include "util/common-utils.h"
#include "fstext/fstext-lib.h"
#include "lat/kaldi-lattice.h"

Include dependency graph for lattice-copy.cc:

Go to the source code of this file.

Namespaces
	kaldi
	This code computes Goodness of Pronunciation (GOP) and extracts phone-level pronunciation feature for mispronunciations detection tasks, the reference:

Functions
int32	CopySubsetLattices (std::string filename, SequentialLatticeReader *lattice_reader, LatticeWriter *lattice_writer, bool include=true, bool ignore_missing=false, bool sorted=false)
int32	CopySubsetLattices (std::string filename, SequentialCompactLatticeReader *lattice_reader, CompactLatticeWriter *lattice_writer, bool include=true, bool ignore_missing=false, bool sorted=false)
int	main (int argc, char *argv[])

Function Documentation

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 131 of file lattice-copy.cc.

References kaldi::ClassifyRspecifier(), kaldi::CopySubsetLattices(), SequentialTableReader< Holder >::Done(), ParseOptions::GetArg(), KALDI_ERR, KALDI_LOG, SequentialTableReader< Holder >::Key(), SequentialTableReader< Holder >::Next(), ParseOptions::NumArgs(), ParseOptions::PrintUsage(), ParseOptions::Read(), ParseOptions::Register(), RspecifierOptions::sorted, SequentialTableReader< Holder >::Value(), and TableWriter< Holder >::Write().

                                 {
  try {
    using namespace kaldi;
    typedef kaldi::int32 int32;
    typedef kaldi::int64 int64;
    using fst::SymbolTable;
    using fst::VectorFst;
    using fst::StdArc;

    const char *usage =
        "Copy lattices (e.g. useful for changing to text mode or changing\n"
        "format to standard from compact lattice.)\n"
        "The --include and --exclude options can be used to copy only a subset "
        "of lattices, where are the --include option specifies the "
        "whitelisted utterances that would be copied and --exclude option "
        "specifies the blacklisted utterances that would not be copied.\n"
        "Only one of --include and --exclude can be supplied.\n"
        "Usage: lattice-copy [options] lattice-rspecifier lattice-wspecifier\n"
        " e.g.: lattice-copy --write-compact=false ark:1.lats ark,t:text.lats\n"
        "See also: lattice-scale, lattice-to-fst, and\n"
        "   the script egs/wsj/s5/utils/convert_slf.pl\n";

    ParseOptions po(usage);
    bool write_compact = true, ignore_missing = false;
    std::string include_rxfilename;
    std::string exclude_rxfilename;

    po.Register("write-compact", &write_compact, "If true, write in normal (compact) form.");
    po.Register("include", &include_rxfilename,
                "Text file, the first field of each "
                "line being interpreted as the "
                "utterance-id whose lattices will be included");
    po.Register("exclude", &exclude_rxfilename,
                "Text file, the first field of each "
                "line being interpreted as an utterance-id "
                "whose lattices will be excluded");
    po.Register("ignore-missing", &ignore_missing,
                "Exit with status 0 even if no lattices are copied");

    po.Read(argc, argv);

    if (po.NumArgs() != 2) {
      po.PrintUsage();
      exit(1);
    }

    std::string lats_rspecifier = po.GetArg(1),
        lats_wspecifier = po.GetArg(2);

    RspecifierOptions opts;
    ClassifyRspecifier(lats_rspecifier, NULL, &opts);
    bool sorted = opts.sorted;

    int32 n_done = 0;

    if (write_compact) {
      SequentialCompactLatticeReader lattice_reader(lats_rspecifier);
      CompactLatticeWriter lattice_writer(lats_wspecifier);

      if (include_rxfilename != "") {
        if (exclude_rxfilename != "") {
          KALDI_ERR << "should not have both --exclude and --include option!";
        }
        return CopySubsetLattices(include_rxfilename,
            &lattice_reader, &lattice_writer,
            true, ignore_missing, sorted);
      } else if (exclude_rxfilename != "") {
        return CopySubsetLattices(exclude_rxfilename,
            &lattice_reader, &lattice_writer,
            false, ignore_missing);
      }

      for (; !lattice_reader.Done(); lattice_reader.Next(), n_done++)
        lattice_writer.Write(lattice_reader.Key(), lattice_reader.Value());
    } else {
      SequentialLatticeReader lattice_reader(lats_rspecifier);
      LatticeWriter lattice_writer(lats_wspecifier);

      if (include_rxfilename != "") {
        if (exclude_rxfilename != "") {
          KALDI_ERR << "should not have both --exclude and --include option!";
        }
        return CopySubsetLattices(include_rxfilename,
            &lattice_reader, &lattice_writer,
            true, ignore_missing, sorted);
      } else if (exclude_rxfilename != "") {
        return CopySubsetLattices(exclude_rxfilename,
            &lattice_reader, &lattice_writer,
            true, ignore_missing);
      }

      for (; !lattice_reader.Done(); lattice_reader.Next(), n_done++)
        lattice_writer.Write(lattice_reader.Key(), lattice_reader.Value());
    }
    KALDI_LOG << "Done copying " << n_done << " lattices.";

    if (ignore_missing) return 0;

    return (n_done != 0 ? 0 : 1);
  } catch(const std::exception &e) {
    std::cerr << e.what();
    return -1;
  }
}