// See www.openfst.org for extensive documentation on this weighted
|
// finite-state transducer library.
|
//
|
// Prints out various information about an MPDT such as number of states, arcs,
|
// and parentheses.
|
|
#include <cstring>
|
|
#include <memory>
|
#include <string>
|
#include <vector>
|
|
#include <fst/flags.h>
|
#include <fst/log.h>
|
|
#include <fst/extensions/mpdt/mpdtscript.h>
|
#include <fst/extensions/mpdt/read_write_utils.h>
|
#include <fst/util.h>
|
|
DEFINE_string(mpdt_parentheses, "",
|
"MPDT parenthesis label pairs with assignments");
|
|
int main(int argc, char **argv) {
|
namespace s = fst::script;
|
using fst::script::FstClass;
|
using fst::ReadLabelTriples;
|
|
string usage = "Prints out information about an MPDT.\n\n Usage: ";
|
usage += argv[0];
|
usage += " in.pdt\n";
|
|
std::set_new_handler(FailedNewHandler);
|
SET_FLAGS(usage.c_str(), &argc, &argv, true);
|
if (argc > 2) {
|
ShowUsage();
|
return 1;
|
}
|
|
const string in_name =
|
(argc > 1 && (strcmp(argv[1], "-") != 0)) ? argv[1] : "";
|
|
std::unique_ptr<FstClass> ifst(FstClass::Read(in_name));
|
if (!ifst) return 1;
|
|
if (FLAGS_mpdt_parentheses.empty()) {
|
LOG(ERROR) << argv[0] << ": No MPDT parenthesis label pairs provided";
|
return 1;
|
}
|
|
std::vector<s::LabelPair> parens;
|
std::vector<int64> assignments;
|
if (!ReadLabelTriples(FLAGS_mpdt_parentheses, &parens, &assignments, false))
|
return 1;
|
|
s::PrintMPdtInfo(*ifst, parens, assignments);
|
|
return 0;
|
}
|
