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// $Id: MainMT.cpp 3045 2010-04-05 13:07:29Z hieuhoang1972 $
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2009 University of Edinburgh
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
/**
* Moses main, for single-threaded and multi-threaded.
**/
#include <exception>
#include <fstream>
#include <sstream>
#include <vector>
#include "util/usage.hh"
#ifdef WIN32
// Include Visual Leak Detector
//#include <vld.h>
#endif
#include "moses/IOWrapper.h"
#include "moses/Hypothesis.h"
#include "moses/Manager.h"
#include "moses/StaticData.h"
#include "moses/TypeDef.h"
#include "moses/Util.h"
#include "moses/Timer.h"
#include "moses/TranslationModel/PhraseDictionary.h"
#include "moses/FF/StatefulFeatureFunction.h"
#include "moses/FF/StatelessFeatureFunction.h"
#include "moses/TrainingTask.h"
#include "util/random.hh"
#ifdef HAVE_PROTOBUF
#include "hypergraph.pb.h"
#endif
#ifdef PT_UG
#include <boost/foreach.hpp>
#include "moses/TranslationModel/UG/mmsapt.h"
#include "moses/TranslationModel/UG/generic/program_options/ug_splice_arglist.h"
#endif
using namespace std;
using namespace Moses;
namespace Moses
{
void OutputFeatureWeightsForHypergraph(std::ostream &outputSearchGraphStream)
{
outputSearchGraphStream.setf(std::ios::fixed);
outputSearchGraphStream.precision(6);
StaticData::Instance().GetAllWeights().Save(outputSearchGraphStream);
}
} //namespace
/** main function of the command line version of the decoder **/
int main(int argc, char** argv)
{
try {
#ifdef HAVE_PROTOBUF
GOOGLE_PROTOBUF_VERIFY_VERSION;
#endif
// echo command line, if verbose
IFVERBOSE(1) {
TRACE_ERR("command: ");
for(int i=0; i<argc; ++i) TRACE_ERR(argv[i]<<" ");
TRACE_ERR(endl);
}
// set number of significant decimals in output
FixPrecision(cout);
FixPrecision(cerr);
// load all the settings into the Parameter class
// (stores them as strings, or array of strings)
Parameter params;
if (!params.LoadParam(argc,argv)) {
exit(1);
}
// initialize all "global" variables, which are stored in StaticData
// note: this also loads models such as the language model, etc.
if (!StaticData::LoadDataStatic(¶ms, argv[0])) {
exit(1);
}
// setting "-show-weights" -> just dump out weights and exit
if (params.isParamSpecified("show-weights")) {
ShowWeights();
exit(0);
}
// shorthand for accessing information in StaticData
const StaticData& staticData = StaticData::Instance();
//initialise random numbers
util::rand_init();
// set up read/writing class
IFVERBOSE(1) {
PrintUserTime("Created input-output object");
}
boost::shared_ptr<IOWrapper> ioWrapper(new IOWrapper());
if (ioWrapper == NULL) {
cerr << "Error; Failed to create IO object" << endl;
exit(1);
}
// check on weights
const ScoreComponentCollection& weights = staticData.GetAllWeights();
IFVERBOSE(2) {
TRACE_ERR("The global weight vector looks like this: ");
TRACE_ERR(weights);
TRACE_ERR("\n");
}
#ifdef WITH_THREADS
ThreadPool pool(staticData.ThreadCount());
#endif
// main loop over set of input sentences
boost::shared_ptr<InputType> source;
while ((source = ioWrapper->ReadInput()) != NULL) {
IFVERBOSE(1) {
ResetUserTime();
}
InputType* foo = source.get();
FeatureFunction::CallChangeSource(foo);
// set up task of training one sentence
boost::shared_ptr<TrainingTask> task;
task = TrainingTask::create(source, ioWrapper);
// execute task
#ifdef WITH_THREADS
pool.Submit(task);
#else
task->Run();
#endif
}
// we are done, finishing up
#ifdef WITH_THREADS
pool.Stop(true); //flush remaining jobs
#endif
FeatureFunction::Destroy();
} catch (const std::exception &e) {
std::cerr << "Exception: " << e.what() << std::endl;
return EXIT_FAILURE;
}
IFVERBOSE(1) util::PrintUsage(std::cerr);
#ifndef EXIT_RETURN
//This avoids that destructors are called (it can take a long time)
exit(EXIT_SUCCESS);
#else
return EXIT_SUCCESS;
#endif
}
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