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src/bin/show-transitions.cc
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// bin/show-transitions.cc
//
// Copyright 2009-2011 Microsoft Corporation
// 2014 Johns Hopkins University (author: Daniel Povey)
// 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 "hmm/transition-model.h"
#include "fst/fstlib.h"
#include "util/common-utils.h"
int main(int argc, char *argv[]) {
try {
using namespace kaldi;
typedef kaldi::int32 int32;
using fst::SymbolTable;
using fst::VectorFst;
using fst::StdArc;
const char *usage =
"Print debugging info from transition model, in human-readable form
"
"Usage: show-transitions <phones-symbol-table> <transition/model-file> [<occs-file>]
"
"e.g.:
"
" show-transitions phones.txt 1.mdl 1.occs
";
ParseOptions po(usage);
po.Read(argc, argv);
if (po.NumArgs() < 2 || po.NumArgs() > 3) {
po.PrintUsage();
exit(1);
}
std::string phones_symtab_filename = po.GetArg(1),
transition_model_filename = po.GetArg(2),
accumulator_filename = po.GetOptArg(3);
fst::SymbolTable *syms = fst::SymbolTable::ReadText(phones_symtab_filename);
if (!syms)
KALDI_ERR << "Could not read symbol table from file "
<< phones_symtab_filename;
std::vector<std::string> names(syms->NumSymbols());
for (size_t i = 0; i < syms->NumSymbols(); i++)
names[i] = syms->Find(i);
TransitionModel trans_model;
ReadKaldiObject(transition_model_filename, &trans_model);
Vector<double> occs;
if (accumulator_filename != "") {
bool binary_in;
Input ki(accumulator_filename, &binary_in);
occs.Read(ki.Stream(), binary_in);
}
trans_model.Print(std::cout,
names,
(accumulator_filename != "" ? &occs : NULL));
delete syms;
} catch(const std::exception &e) {
std::cerr << e.what();
return -1;
}
}
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