fstcopy.cc File Reference

#include "base/kaldi-common.h"
#include "util/common-utils.h"
#include "fst/fstlib.h"
#include "fstext/table-matcher.h"
#include "fstext/fstext-utils.h"
#include "fstext/kaldi-fst-io.h"

Include dependency graph for fstcopy.cc:

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

Function Documentation

main()

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

Definition at line 41 of file fstcopy.cc.

References SequentialTableReader< Holder >::Done(), ParseOptions::GetArg(), KALDI_LOG, SequentialTableReader< Holder >::Key(), SequentialTableReader< Holder >::Next(), ParseOptions::NumArgs(), ParseOptions::PrintUsage(), ParseOptions::Read(), SequentialTableReader< Holder >::Value(), and TableWriter< Holder >::Write().

                                 {
  try {
    using namespace kaldi;
    using namespace fst;
    using kaldi::int32;

    const char *usage =
        "Copy tables/archives of FSTs, indexed by a string (e.g. utterance-id)\n"
        "\n"
        "Usage: fstcopy <fst-rspecifier> <fst-wspecifier>\n";

    ParseOptions po(usage);

    po.Read(argc, argv);

    if (po.NumArgs() != 2) {
      po.PrintUsage();
      exit(1);
    }
    
    std::string fst_rspecifier = po.GetArg(1),
        fst_wspecifier = po.GetArg(2);

    SequentialTableReader<VectorFstHolder> fst_reader(fst_rspecifier);
    TableWriter<VectorFstHolder> fst_writer(fst_wspecifier);
    int32 n_done = 0;
    
    for (; !fst_reader.Done(); fst_reader.Next(), n_done++)
      fst_writer.Write(fst_reader.Key(), fst_reader.Value());

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