fgmm-global-to-gmm.cc
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// fgmmbin/fgmm-global-to-gmm.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 "util/common-utils.h"
#include "gmm/full-gmm.h"
#include "gmm/mle-full-gmm.h"
int main(int argc, char *argv[]) {
try {
using namespace kaldi;
typedef kaldi::int32 int32;
const char *usage =
"Convert single full-covariance GMM to single diagonal-covariance GMM.\n"
"Usage: fgmm-global-to-gmm [options] 1.fgmm 1.gmm\n";
bool binary = true;
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 fgmm_rxfilename = po.GetArg(1),
gmm_wxfilename = po.GetArg(2);
FullGmm fgmm;
{
bool binary_read;
Input ki(fgmm_rxfilename, &binary_read);
fgmm.Read(ki.Stream(), binary_read);
}
DiagGmm gmm;
gmm.CopyFromFullGmm(fgmm);
WriteKaldiObject(gmm, gmm_wxfilename, binary);
KALDI_LOG << "Written diagonal GMM to " << gmm_wxfilename;
} catch(const std::exception &e) {
std::cerr << e.what() << '\n';
return -1;
}
}