gmm-global-sum-accs.cc File Reference

#include "util/common-utils.h"
#include "gmm/full-gmm.h"
#include "gmm/mle-full-gmm.h"

Include dependency graph for gmm-global-sum-accs.cc:

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

Function Documentation

main()

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

Definition at line 24 of file gmm-global-sum-accs.cc.

References ParseOptions::GetArg(), rnnlm::i, KALDI_LOG, ParseOptions::NumArgs(), ParseOptions::PrintUsage(), ParseOptions::Read(), AccumDiagGmm::Read(), ParseOptions::Register(), Output::Stream(), Input::Stream(), and AccumDiagGmm::Write().

                                 {
  try {
    typedef kaldi::int32 int32;

    const char *usage =
        "Sum multiple accumulated stats files for diagonal-covariance GMM "
        "training.\n"
        "Usage: gmm-global-sum-accs [options] stats-out stats-in1 stats-in2 ...\n";

    bool binary = true;
    kaldi::ParseOptions po(usage);
    po.Register("binary", &binary, "Write output in binary mode");
    po.Read(argc, argv);

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

    std::string stats_out_filename = po.GetArg(1);
    kaldi::AccumDiagGmm gmm_accs;

    for (int i = 2, max = po.NumArgs(); i <= max; i++) {
      std::string stats_in_filename = po.GetArg(i);
      bool binary_read;
      kaldi::Input ki(stats_in_filename, &binary_read);
      gmm_accs.Read(ki.Stream(), binary_read, true /*add read values*/);
    }

    // Write out the accs
    {
      kaldi::Output ko(stats_out_filename, binary);
      gmm_accs.Write(ko.Stream(), binary);
    }

    KALDI_LOG << "Written stats to " << stats_out_filename;
  } catch(const std::exception &e) {
    std::cerr << e.what() << '\n';
    return -1;
  }
}