Example #1
0
int main(int argc, char * argv[])
{
	signal(SIGABRT, &sighandler);
	signal(SIGTERM, &sighandler);
	signal(SIGINT, &sighandler);

	/*for(int i=0; i<argc; i++)
	{
		printf("argv[%d] = %s\n", i, argv[i]);
	}*/
	const ParametersMap & defaultParameters = Parameters::getDefaultParameters();
	if(argc < 2)
	{
		showUsage();
	}
	else if(argc == 2 && strcmp(argv[1], "-v") == 0)
	{
		printf("%s\n", Rtabmap::getVersion().c_str());
		exit(0);
	}
	else if(argc == 2 && strcmp(argv[1], "-default_params") == 0)
	{
		for(ParametersMap::const_iterator iter = defaultParameters.begin(); iter!=defaultParameters.end(); ++iter)
		{
			printf("%s=%s\n", iter->first.c_str(), iter->second.c_str());
		}
		exit(0);
	}
	printf("\n");

	std::string path;
	float timeThreshold = 0.0;
	float rate = 0.0;
	int loopDataset = 0;
	int repeat = 0;
	bool createGT = false;
	int imageWidth = 0;
	int imageHeight = 0;
	int startAt = 1;
	ParametersMap pm;
	ULogger::Level logLevel = ULogger::kError;
	ULogger::Level exitLevel = ULogger::kFatal;

	for(int i=1; i<argc; ++i)
	{
		if(i == argc-1)
		{
			// The last must be the path
			path = argv[i];
			if(!UDirectory::exists(path.c_str()) && !UFile::exists(path.c_str()))
			{
				printf("Path not valid : %s\n", path.c_str());
				showUsage();
				exit(1);
			}
			break;
		}
		if(strcmp(argv[i], "-t") == 0)
		{
			++i;
			if(i < argc)
			{
				timeThreshold = std::atof(argv[i]);
				if(timeThreshold < 0)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-rate") == 0)
		{
			++i;
			if(i < argc)
			{
				rate = std::atof(argv[i]);
				if(rate < 0)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-rateHz") == 0)
		{
			++i;
			if(i < argc)
			{
				rate = std::atof(argv[i]);
				if(rate < 0)
				{
					showUsage();
				}
				else if(rate)
				{
					rate = 1/rate;
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-repeat") == 0)
		{
			++i;
			if(i < argc)
			{
				repeat = std::atoi(argv[i]);
				if(repeat < 1)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-image_width") == 0)
		{
			++i;
			if(i < argc)
			{
				imageWidth = std::atoi(argv[i]);
				if(imageWidth < 0)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-image_height") == 0)
		{
			++i;
			if(i < argc)
			{
				imageHeight = std::atoi(argv[i]);
				if(imageHeight < 0)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-start_at") == 0)
		{
			++i;
			if(i < argc)
			{
				startAt = std::atoi(argv[i]);
				if(startAt < 0)
				{
					showUsage();
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}
		if(strcmp(argv[i], "-createGT") == 0)
		{
			createGT = true;
			continue;
		}
		if(strcmp(argv[i], "-debug") == 0)
		{
			logLevel = ULogger::kDebug;
			continue;
		}
		if(strcmp(argv[i], "-info") == 0)
		{
			logLevel = ULogger::kInfo;
			continue;
		}
		if(strcmp(argv[i], "-warn") == 0)
		{
			logLevel = ULogger::kWarning;
			continue;
		}
		if(strcmp(argv[i], "-exit_warn") == 0)
		{
			exitLevel = ULogger::kWarning;
			continue;
		}
		if(strcmp(argv[i], "-exit_error") == 0)
		{
			exitLevel = ULogger::kError;
			continue;
		}

		// Check for RTAB-Map's parameters
		std::string key = argv[i];
		key = uSplit(key, '-').back();
		if(defaultParameters.find(key) != defaultParameters.end())
		{
			++i;
			if(i < argc)
			{
				std::string value = argv[i];
				if(value.empty())
				{
					showUsage();
				}
				else
				{
					value = uReplaceChar(value, ',', ' ');
				}
				std::pair<ParametersMap::iterator, bool> inserted = pm.insert(ParametersPair(key, value));
				if(inserted.second == false)
				{
					inserted.first->second = value;
				}
			}
			else
			{
				showUsage();
			}
			continue;
		}

		printf("Unrecognized option : %s\n", argv[i]);
		showUsage();
	}

	if(repeat && createGT)
	{
		printf("Cannot create a Ground truth if repeat is on.\n");
		showUsage();
	}
	else if((imageWidth && imageHeight == 0) ||
			(imageHeight && imageWidth == 0))
	{
		printf("If imageWidth is set, imageHeight must be too.\n");
		showUsage();
	}

	UTimer timer;
	timer.start();
	std::queue<double> iterationMeanTime;

	Camera * camera = 0;
	if(UDirectory::exists(path))
	{
		camera = new CameraImages(path, startAt, false, 1/rate, imageWidth, imageHeight);
	}
	else
	{
		camera = new CameraVideo(path, 1/rate, imageWidth, imageHeight);
	}

	if(!camera || !camera->init())
	{
		printf("Camera init failed, using path \"%s\"\n", path.c_str());
		exit(1);
	}

	std::map<int, int> groundTruth;

	ULogger::setType(ULogger::kTypeConsole);
	//ULogger::setType(ULogger::kTypeFile, rtabmap.getWorkingDir()+"/LogConsole.txt", false);
	//ULogger::setBuffered(true);
	ULogger::setLevel(logLevel);
	ULogger::setExitLevel(exitLevel);

	// Create tasks : memory is deleted
	Rtabmap rtabmap;
	// Disable statistics (we don't need them)
	pm.insert(ParametersPair(Parameters::kRtabmapPublishStats(), "false"));
	// use default working directory
	pm.insert(ParametersPair(Parameters::kRtabmapWorkingDirectory(), Parameters::defaultRtabmapWorkingDirectory()));
	pm.insert(ParametersPair(Parameters::kRGBDEnabled(), "false"));

	rtabmap.init(pm);
	rtabmap.setTimeThreshold(timeThreshold); // in ms

	printf("Avpd init time = %fs\n", timer.ticks());

	// Start thread's task
	int loopClosureId;
	int count = 0;
	int countLoopDetected=0;

	printf("\nParameters : \n");
	printf(" Data set : %s\n", path.c_str());
	printf(" Time threshold = %1.2f ms\n", timeThreshold);
	printf(" Image rate = %1.2f s (%1.2f Hz)\n", rate, 1/rate);
	printf(" Repeating data set = %s\n", repeat?"true":"false");
	printf(" Camera width=%d, height=%d (0 is default)\n", imageWidth, imageHeight);
	printf(" Camera starts at image %d (default 1)\n", startAt);
	if(createGT)
	{
		printf(" Creating the ground truth matrix.\n");
	}
	printf(" INFO: All other parameters are set to defaults\n");
	if(pm.size()>1)
	{
		printf("   Overwritten parameters :\n");
		for(ParametersMap::iterator iter = pm.begin(); iter!=pm.end(); ++iter)
		{
			printf("    %s=%s\n",iter->first.c_str(), iter->second.c_str());
		}
	}
	if(rtabmap.getWM().size() || rtabmap.getSTM().size())
	{
		printf("[Warning] RTAB-Map database is not empty (%s)\n", (rtabmap.getWorkingDir()+Parameters::getDefaultDatabaseName()).c_str());
	}
	printf("\nProcessing images...\n");

	UTimer iterationTimer;
	UTimer rtabmapTimer;
	int imagesProcessed = 0;
	std::list<std::vector<float> > teleopActions;
	while(loopDataset <= repeat && g_forever)
	{
		cv::Mat img = camera->takeImage();
		int i=0;
		double maxIterationTime = 0.0;
		int maxIterationTimeId = 0;
		while(!img.empty() && g_forever)
		{
			++imagesProcessed;
			iterationTimer.start();
			rtabmapTimer.start();
			rtabmap.process(img);
			double rtabmapTime = rtabmapTimer.elapsed();
			loopClosureId = rtabmap.getLoopClosureId();
			if(rtabmap.getLoopClosureId())
			{
				++countLoopDetected;
			}
			img = camera->takeImage();
			if(++count % 100 == 0)
			{
				printf(" count = %d, loop closures = %d, max time (at %d) = %fs\n",
						count, countLoopDetected, maxIterationTimeId, maxIterationTime);
				maxIterationTime = 0.0;
				maxIterationTimeId = 0;
				std::map<int, int> wm = rtabmap.getWeights();
				printf(" WM(%d)=[", (int)wm.size());
				for(std::map<int, int>::iterator iter=wm.begin(); iter!=wm.end();++iter)
				{
					if(iter != wm.begin())
					{
						printf(";");
					}
					printf("%d,%d", iter->first, iter->second);
				}
				printf("]\n");
			}

			// Update generated ground truth matrix
			if(createGT)
			{
				if(loopClosureId > 0)
				{
					groundTruth.insert(std::make_pair(i, loopClosureId-1));
				}
			}

			++i;

			double iterationTime = iterationTimer.ticks();

			if(rtabmapTime > maxIterationTime)
			{
				maxIterationTime = rtabmapTime;
				maxIterationTimeId = count;
			}

			ULogger::flush();

			if(rtabmap.getLoopClosureId())
			{
				printf(" iteration(%d) loop(%d) hyp(%.2f) time=%fs/%fs *\n",
						count, rtabmap.getLoopClosureId(), rtabmap.getLcHypValue(), rtabmapTime, iterationTime);
			}
			else if(rtabmap.getRetrievedId())
			{
				printf(" iteration(%d) high(%d) hyp(%.2f) time=%fs/%fs\n",
						count, rtabmap.getRetrievedId(), rtabmap.getLcHypValue(), rtabmapTime, iterationTime);
			}
			else
			{
				printf(" iteration(%d) time=%fs/%fs\n", count, rtabmapTime, iterationTime);
			}

			if(timeThreshold && rtabmapTime > timeThreshold*100.0f)
			{
				printf(" ERROR,  there is  problem, too much time taken... %fs", rtabmapTime);
				break; // there is  problem, don't continue
			}
		}
		++loopDataset;
		if(loopDataset <= repeat)
		{
			camera->init();
			printf(" Beginning loop %d...\n", loopDataset);
		}
	}
	printf("Processing images completed. Loop closures found = %d\n", countLoopDetected);
	printf(" Total time = %fs\n", timer.ticks());

	if(imagesProcessed && createGT)
	{
		cv::Mat groundTruthMat = cv::Mat::zeros(imagesProcessed, imagesProcessed, CV_8U);

		for(std::map<int, int>::iterator iter = groundTruth.begin(); iter!=groundTruth.end(); ++iter)
		{
			groundTruthMat.at<unsigned char>(iter->first, iter->second) = 255;
		}

		// Generate the ground truth file
		printf("Generate ground truth to file %s, size of %d\n", (rtabmap.getWorkingDir()+GENERATED_GT_NAME).c_str(), groundTruthMat.rows);
		IplImage img = groundTruthMat;
		cvSaveImage((rtabmap.getWorkingDir()+GENERATED_GT_NAME).c_str(), &img);
		printf(" Creating ground truth file = %fs\n", timer.ticks());
	}

	if(camera)
	{
		delete camera;
		camera = 0 ;
	}

	rtabmap.close();

	printf(" Cleanup time = %fs\n", timer.ticks());

	return 0;
}
Example #2
0
int main(int argc, char * argv[])
{
	signal(SIGABRT, &sighandler);
	signal(SIGTERM, &sighandler);
	signal(SIGINT, &sighandler);

	ULogger::setType(ULogger::kTypeConsole);
	ULogger::setLevel(ULogger::kError);

	ParametersMap customParameters = Parameters::parseArguments(argc, argv);

	if(argc < 3)
	{
		showUsage();
	}

	bool assemble2dMap = false;
	bool assemble3dMap = false;
	bool assemble2dOctoMap = false;
	bool assemble3dOctoMap = false;
	bool useDatabaseRate = false;
	ParametersMap configParameters;
	for(int i=1; i<argc-2; ++i)
	{
		if(strcmp(argv[i], "-r") == 0 || strcmp(argv[i], "--r") == 0)
		{
			useDatabaseRate = true;
			printf("Using database stamps as input rate.\n");
		}
		else if (strcmp(argv[i], "-c") == 0 || strcmp(argv[i], "--c") == 0)
		{
			++i;
			if (i < argc - 2 && UFile::exists(argv[i]) && UFile::getExtension(argv[i]).compare("ini") == 0)
			{
				Parameters::readINI(argv[i], configParameters);
				printf("Using %d parameters from config file \"%s\"\n", (int)configParameters.size(), argv[i]);
			}
			else if(i < argc - 2)
			{
				printf("Config file \"%s\" is not valid or doesn't exist!\n", argv[i]);
			}
			else
			{
				printf("Config file is not set!\n");
			}
		}
		else if(strcmp(argv[i], "-g2") == 0 || strcmp(argv[i], "--g2") == 0)
		{
			assemble2dMap = true;
			printf("2D occupancy grid will be assembled (-g2 option).\n");
		}
		else if(strcmp(argv[i], "-g3") == 0 || strcmp(argv[i], "--g3") == 0)
		{
			assemble3dMap = true;
			printf("3D cloud map will be assembled (-g3 option).\n");
		}
		else if(strcmp(argv[i], "-o2") == 0 || strcmp(argv[i], "--o2") == 0)
		{
#ifdef RTABMAP_OCTOMAP
			assemble2dOctoMap = true;
			printf("OctoMap will be assembled (-o2 option).\n");
#else
			printf("RTAB-Map is not built with OctoMap support, cannot set -o2 option!\n");
#endif
		}
		else if(strcmp(argv[i], "-o3") == 0 || strcmp(argv[i], "--o3") == 0)
		{
#ifdef RTABMAP_OCTOMAP
			assemble3dOctoMap = true;
			printf("OctoMap will be assembled (-o3 option).\n");
#else
			printf("RTAB-Map is not built with OctoMap support, cannot set -o3 option!\n");
#endif
		}
	}

	std::string inputDatabasePath = uReplaceChar(argv[argc-2], '~', UDirectory::homeDir());
	std::string outputDatabasePath = uReplaceChar(argv[argc-1], '~', UDirectory::homeDir());

	std::list<std::string> databases = uSplit(inputDatabasePath, ';');
	if (databases.empty())
	{
		printf("No input database \"%s\" detected!\n", inputDatabasePath.c_str());
		return -1;
	}
	for (std::list<std::string>::iterator iter = databases.begin(); iter != databases.end(); ++iter)
	{
		if (!UFile::exists(*iter))
		{
			printf("Input database \"%s\" doesn't exist!\n", iter->c_str());
			return -1;
		}

		if (UFile::getExtension(*iter).compare("db") != 0)
		{
			printf("File \"%s\" is not a database format (*.db)!\n", iter->c_str());
			return -1;
		}
	}

	if(UFile::getExtension(outputDatabasePath).compare("db") != 0)
	{
		printf("File \"%s\" is not a database format (*.db)!\n", outputDatabasePath.c_str());
		return -1;
	}

	if(UFile::exists(outputDatabasePath))
	{
		UFile::erase(outputDatabasePath);
	}

	// Get parameters of the first database
	DBDriver * dbDriver = DBDriver::create();
	if(!dbDriver->openConnection(databases.front(), false))
	{
		printf("Failed opening input database!\n");
		delete dbDriver;
		return -1;
	}

	ParametersMap parameters = dbDriver->getLastParameters();
	if(parameters.empty())
	{
		printf("WARNING: Failed getting parameters from database, reprocessing will be done with default parameters! Database version may be too old (%s).\n", dbDriver->getDatabaseVersion().c_str());
	}
	if(customParameters.size())
	{
		printf("Custom parameters:\n");
		for(ParametersMap::iterator iter=customParameters.begin(); iter!=customParameters.end(); ++iter)
		{
			printf("  %s\t= %s\n", iter->first.c_str(), iter->second.c_str());
		}
	}
	uInsert(parameters, configParameters);
	uInsert(parameters, customParameters);

	bool incrementalMemory = Parameters::defaultMemIncrementalMemory();
	Parameters::parse(parameters, Parameters::kMemIncrementalMemory(), incrementalMemory);

	int totalIds = 0;
	std::set<int> ids;
	dbDriver->getAllNodeIds(ids);
	if(ids.empty())
	{
		printf("Input database doesn't have any nodes saved in it.\n");
		dbDriver->closeConnection(false);
		delete dbDriver;
		return -1;
	}
	if(!(!incrementalMemory && databases.size() > 1))
	{
		totalIds = ids.size();
	}
	dbDriver->closeConnection(false);

	// Count remaining ids in the other databases
	for (std::list<std::string>::iterator iter = ++databases.begin(); iter != databases.end(); ++iter)
	{
		if (!dbDriver->openConnection(*iter, false))
		{
			printf("Failed opening input database!\n");
			delete dbDriver;
			return -1;
		}
		ids.clear();
		dbDriver->getAllNodeIds(ids);
		totalIds += ids.size();
		dbDriver->closeConnection(false);
	}
	delete dbDriver;
	dbDriver = 0;

	std::string workingDirectory = UDirectory::getDir(outputDatabasePath);
	printf("Set working directory to \"%s\".\n", workingDirectory.c_str());
	uInsert(parameters, ParametersPair(Parameters::kRtabmapWorkingDirectory(), workingDirectory));
	uInsert(parameters, ParametersPair(Parameters::kRtabmapPublishStats(), "true")); // to log status below

	if(!incrementalMemory && databases.size() > 1)
	{
		UFile::copy(databases.front(), outputDatabasePath);
		printf("Parameter \"%s\" is set to false, initializing RTAB-Map with \"%s\" for localization...\n", Parameters::kMemIncrementalMemory().c_str(), databases.front().c_str());
		databases.pop_front();
		inputDatabasePath = uJoin(databases, ";");
	}

	Rtabmap rtabmap;
	rtabmap.init(parameters, outputDatabasePath);

	bool rgbdEnabled = Parameters::defaultRGBDEnabled();
	Parameters::parse(parameters, Parameters::kRGBDEnabled(), rgbdEnabled);
	bool odometryIgnored = !rgbdEnabled;
	DBReader dbReader(inputDatabasePath, useDatabaseRate?-1:0, odometryIgnored);
	dbReader.init();

	OccupancyGrid grid(parameters);
	grid.setCloudAssembling(assemble3dMap);
#ifdef RTABMAP_OCTOMAP
	OctoMap octomap(parameters);
#endif

	printf("Reprocessing data of \"%s\"...\n", inputDatabasePath.c_str());
	std::map<std::string, float> globalMapStats;
	int processed = 0;
	CameraInfo info;
	SensorData data = dbReader.takeImage(&info);
	Transform lastLocalizationPose = info.odomPose;
	while(data.isValid() && g_loopForever)
	{
		UTimer iterationTime;
		std::string status;
		if(!odometryIgnored && info.odomPose.isNull())
		{
			printf("Skipping node %d as it doesn't have odometry pose set.\n", data.id());
		}
		else
		{
			if(!odometryIgnored && !info.odomCovariance.empty() && info.odomCovariance.at<double>(0,0)>=9999)
			{
				printf("High variance detected, triggering a new map...\n");
				if(!incrementalMemory && processed>0)
				{
					showLocalizationStats();
					lastLocalizationPose = info.odomPose;
				}
				if(incrementalMemory)
				{
					rtabmap.triggerNewMap();
				}
			}
			UTimer t;
			if(!rtabmap.process(data, info.odomPose, info.odomCovariance, info.odomVelocity, globalMapStats))
			{
				printf("Failed processing node %d.\n", data.id());
				globalMapStats.clear();
			}
			else if(assemble2dMap || assemble3dMap || assemble2dOctoMap || assemble3dOctoMap)
			{
				globalMapStats.clear();
				double timeRtabmap = t.ticks();
				double timeUpdateInit = 0.0;
				double timeUpdateGrid = 0.0;
#ifdef RTABMAP_OCTOMAP
				double timeUpdateOctoMap = 0.0;
#endif
				const rtabmap::Statistics & stats = rtabmap.getStatistics();
				if(stats.poses().size() && stats.getLastSignatureData().id())
				{
					int id = stats.poses().rbegin()->first;
					if(id == stats.getLastSignatureData().id() &&
					   stats.getLastSignatureData().sensorData().gridCellSize() > 0.0f)
					{
						bool updateGridMap = false;
						bool updateOctoMap = false;
						if((assemble2dMap || assemble3dMap) && grid.addedNodes().find(id) == grid.addedNodes().end())
						{
							updateGridMap = true;
						}
#ifdef RTABMAP_OCTOMAP
						if((assemble2dOctoMap || assemble3dOctoMap) && octomap.addedNodes().find(id) == octomap.addedNodes().end())
						{
							updateOctoMap = true;
						}
#endif
						if(updateGridMap || updateOctoMap)
						{
							cv::Mat ground, obstacles, empty;
							stats.getLastSignatureData().sensorData().uncompressDataConst(0, 0, 0, 0, &ground, &obstacles, &empty);

							timeUpdateInit = t.ticks();

							if(updateGridMap)
							{
								grid.addToCache(id, ground, obstacles, empty);
								grid.update(stats.poses());
								timeUpdateGrid = t.ticks() + timeUpdateInit;
							}
#ifdef RTABMAP_OCTOMAP
							if(updateOctoMap)
							{
								const cv::Point3f & viewpoint = stats.getLastSignatureData().sensorData().gridViewPoint();
								octomap.addToCache(id, ground, obstacles, empty, viewpoint);
								octomap.update(stats.poses());
								timeUpdateOctoMap = t.ticks() + timeUpdateInit;
							}
#endif
						}
					}
				}

				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/GridUpdate/ms"), timeUpdateGrid*1000.0f));
#ifdef RTABMAP_OCTOMAP
				//Simulate publishing
				double timePub2dOctoMap = 0.0;
				double timePub3dOctoMap = 0.0;
				if(assemble2dOctoMap)
				{
					float xMin, yMin, size;
					octomap.createProjectionMap(xMin, yMin, size);
					timePub2dOctoMap = t.ticks();
				}
				if(assemble3dOctoMap)
				{
					octomap.createCloud();
					timePub3dOctoMap = t.ticks();
				}

				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/OctoMapUpdate/ms"), timeUpdateOctoMap*1000.0f));
				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/OctoMapProjection/ms"), timePub2dOctoMap*1000.0f));
				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/OctomapToCloud/ms"), timePub3dOctoMap*1000.0f));
				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/TotalWithRtabmap/ms"), (timeUpdateGrid+timeUpdateOctoMap+timePub2dOctoMap+timePub3dOctoMap+timeRtabmap)*1000.0f));
#else
				globalMapStats.insert(std::make_pair(std::string("GlobalGrid/TotalWithRtabmap/ms"), (timeUpdateGrid+timeRtabmap)*1000.0f));
#endif
			}
		}

		const rtabmap::Statistics & stats = rtabmap.getStatistics();
		int loopId = stats.loopClosureId() > 0? stats.loopClosureId(): stats.proximityDetectionId() > 0?stats.proximityDetectionId() :0;
		int landmarkId = (int)uValue(stats.data(), rtabmap::Statistics::kLoopLandmark_detected(), 0.0f);
		int refMapId = stats.refImageMapId();
		++totalFrames;
		if (loopId>0)
		{
			++loopCount;
			int loopMapId = stats.loopClosureId() > 0? stats.loopClosureMapId(): stats.proximityDetectionMapId();
			printf("Processed %d/%d nodes [%d]... %dms Loop on %d [%d]\n", ++processed, totalIds, refMapId, int(iterationTime.ticks() * 1000), loopId, loopMapId);
		}
		else if(landmarkId != 0)
		{
			printf("Processed %d/%d nodes [%d]... %dms Loop on landmark %d\n", ++processed, totalIds, refMapId, int(iterationTime.ticks() * 1000), landmarkId);
		}
		else
		{
			printf("Processed %d/%d nodes [%d]... %dms\n", ++processed, totalIds, refMapId, int(iterationTime.ticks() * 1000));
		}

		// Here we accumulate statistics about distance from last localization
		if(!incrementalMemory &&
		   !lastLocalizationPose.isNull() &&
		   !info.odomPose.isNull())
		{
			if(loopId>0 || landmarkId != 0)
			{
				previousLocalizationDistances.push_back(lastLocalizationPose.getDistance(info.odomPose));
				lastLocalizationPose = info.odomPose;
			}
		}
		if(!incrementalMemory)
		{
			float totalTime = uValue(stats.data(), rtabmap::Statistics::kTimingTotal(), 0.0f);
			localizationTime.push_back(totalTime);
			if(loopId>0)
			{
				localizationDistances.push_back(stats.loopClosureTransform().getNorm());
			}
		}

		Transform odomPose = info.odomPose;
		data = dbReader.takeImage(&info);

		if(!incrementalMemory &&
		   !odomPose.isNull() &&
		   !info.odomPose.isNull())
		{
			odomDistances.push_back(odomPose.getDistance(info.odomPose));
		}
	}

	if(!incrementalMemory)
	{
		showLocalizationStats();
	}
	else
	{
		printf("Total loop closures = %d\n", loopCount);
	}

	printf("Closing database \"%s\"...\n", outputDatabasePath.c_str());
	rtabmap.close(true);
	printf("Closing database \"%s\"... done!\n", outputDatabasePath.c_str());

	if(assemble2dMap)
	{
		std::string outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_map.pgm";
		float xMin,yMin;
		cv::Mat map = grid.getMap(xMin, yMin);
		if(!map.empty())
		{
			cv::Mat map8U(map.rows, map.cols, CV_8U);
			//convert to gray scaled map
			for (int i = 0; i < map.rows; ++i)
			{
				for (int j = 0; j < map.cols; ++j)
				{
					char v = map.at<char>(i, j);
					unsigned char gray;
					if(v == 0)
					{
						gray = 178;
					}
					else if(v == 100)
					{
						gray = 0;
					}
					else // -1
					{
						gray = 89;
					}
					map8U.at<unsigned char>(i, j) = gray;
				}
			}
			if(cv::imwrite(outputPath, map8U))
			{
				printf("Saving occupancy grid \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving occupancy grid \"%s\"... failed!\n", outputPath.c_str());
			}
		}
		else
		{
			printf("2D map is empty! Cannot save it!\n");
		}
	}
	if(assemble3dMap)
	{
		std::string outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_obstacles.pcd";
		if(pcl::io::savePCDFileBinary(outputPath, *grid.getMapObstacles()) == 0)
		{
			printf("Saving 3d obstacles \"%s\"... done!\n", outputPath.c_str());
		}
		else
		{
			printf("Saving 3d obstacles \"%s\"... failed!\n", outputPath.c_str());
		}
		if(grid.getMapGround()->size())
		{
			outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_ground.pcd";
			if(pcl::io::savePCDFileBinary(outputPath, *grid.getMapGround()) == 0)
			{
				printf("Saving 3d ground \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving 3d ground \"%s\"... failed!\n", outputPath.c_str());
			}
		}
		if(grid.getMapEmptyCells()->size())
		{
			outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_empty.pcd";
			if(pcl::io::savePCDFileBinary(outputPath, *grid.getMapEmptyCells()) == 0)
			{
				printf("Saving 3d empty cells \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving 3d empty cells \"%s\"... failed!\n", outputPath.c_str());
			}
		}
	}
#ifdef RTABMAP_OCTOMAP
	if(assemble2dOctoMap)
	{
		std::string outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_octomap.pgm";
		float xMin,yMin,cellSize;
		cv::Mat map = octomap.createProjectionMap(xMin, yMin, cellSize);
		if(!map.empty())
		{
			cv::Mat map8U(map.rows, map.cols, CV_8U);
			//convert to gray scaled map
			for (int i = 0; i < map.rows; ++i)
			{
				for (int j = 0; j < map.cols; ++j)
				{
					char v = map.at<char>(i, j);
					unsigned char gray;
					if(v == 0)
					{
						gray = 178;
					}
					else if(v == 100)
					{
						gray = 0;
					}
					else // -1
					{
						gray = 89;
					}
					map8U.at<unsigned char>(i, j) = gray;
				}
			}
			if(cv::imwrite(outputPath, map8U))
			{
				printf("Saving octomap 2D projection \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving octomap 2D projection \"%s\"... failed!\n", outputPath.c_str());
			}
		}
		else
		{
			printf("OctoMap 2D projection map is empty! Cannot save it!\n");
		}
	}
	if(assemble3dOctoMap)
	{
		std::string outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_octomap_occupied.pcd";
		std::vector<int> obstacles, emptySpace, ground;
		pcl::PointCloud<pcl::PointXYZRGB>::Ptr cloud = octomap.createCloud(0, &obstacles, &emptySpace, &ground);
		if(pcl::io::savePCDFile(outputPath, *cloud, obstacles, true) == 0)
		{
			printf("Saving obstacles cloud \"%s\"... done!\n", outputPath.c_str());
		}
		else
		{
			printf("Saving obstacles cloud \"%s\"... failed!\n", outputPath.c_str());
		}
		if(ground.size())
		{
			outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_octomap_ground.pcd";
			if(pcl::io::savePCDFile(outputPath, *cloud, ground, true) == 0)
			{
				printf("Saving empty space cloud \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving empty space cloud \"%s\"... failed!\n", outputPath.c_str());
			}
		}
		if(emptySpace.size())
		{
			outputPath = outputDatabasePath.substr(0, outputDatabasePath.size()-3) + "_octomap_empty.pcd";
			if(pcl::io::savePCDFile(outputPath, *cloud, emptySpace, true) == 0)
			{
				printf("Saving empty space cloud \"%s\"... done!\n", outputPath.c_str());
			}
			else
			{
				printf("Saving empty space cloud \"%s\"... failed!\n", outputPath.c_str());
			}
		}
	}
#endif

	return 0;
}