X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=mtp.cc;h=957e56f997a7241d16a30df1ebda021ab80615a6;hb=f419bacb4b11f42f87e6e9bc9e8a4719499559f2;hp=ce9e56bc55dc566682543ac44b03da911cf9e5e6;hpb=b33d04fc473e7de0f9d404b014fb694b7ee6c661;p=mtp.git

diff --git a/mtp.cc b/mtp.cc
index ce9e56b..957e56f 100644
--- a/mtp.cc
+++ b/mtp.cc
@@ -1,127 +1,155 @@
 
-///////////////////////////////////////////////////////////////////////////
-// This program is free software: you can redistribute it and/or modify  //
-// it under the terms of the version 3 of the GNU General Public License //
-// as published by the Free Software Foundation.                         //
-//                                                                       //
-// This program 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      //
-// General Public License for more details.                              //
-//                                                                       //
-// You should have received a copy of the GNU General Public License     //
-// along with this program. If not, see <http://www.gnu.org/licenses/>.  //
-//                                                                       //
-// Written by and Copyright (C) Francois Fleuret                         //
-// Contact <francois.fleuret@idiap.ch> for comments & bug reports        //
-///////////////////////////////////////////////////////////////////////////
-
-// Multi-Tracked Path
-
-// Takes the graph description file as input and produces a dot file.
-
-// EXAMPLE: ./mtp ./graph2.txt  | dot -T pdf -o- | xpdf -
+/*
+ *  mtp is the ``Multi Tracked Paths'', an implementation of the
+ *  k-shortest paths algorithm for multi-target tracking.
+ *
+ *  Copyright (c) 2012 Idiap Research Institute, http://www.idiap.ch/
+ *  Written by Francois Fleuret <francois.fleuret@idiap.ch>
+ *
+ *  This file is part of mtp.
+ *
+ *  mtp is free software: you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 3 as
+ *  published by the Free Software Foundation.
+ *
+ *  mtp 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 General Public
+ *  License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with selector.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 
 #include <iostream>
 #include <fstream>
-#include <cmath>
-#include <stdio.h>
-#include <stdlib.h>
-#include <float.h>
+#include <sys/time.h>
+#include <getopt.h>
+#include <string.h>
 
 using namespace std;
 
-#include "mtp_graph.h"
-#include "tracker.h"
+#include "mtp_tracker.h"
 
-//////////////////////////////////////////////////////////////////////
+#define FILENAME_SIZE 1024
 
-void find_best_paths(int nb_vertices,
-                     int nb_edges, int *ea, int *eb, scalar_t *el,
-                     int source, int sink,
-                     int *result_edge_occupation) {
-  MTPGraph graph(nb_vertices, nb_edges, ea, eb, source, sink);
-  graph.find_best_paths(el, result_edge_occupation);
+char trajectory_filename[FILENAME_SIZE];
+char graph_filename[FILENAME_SIZE];
+int verbose;
+
+void usage(ostream *os) {
+  (*os) << "mtp [-h|--help] [-v|--verbose] [-t|--trajectory-filename <trajectory filename>] [-g|--graph-filename <graph filename>] [<tracking parameter file>]" << endl;
 }
 
-//////////////////////////////////////////////////////////////////////
+scalar_t diff_in_second(struct timeval *start, struct timeval *end) {
+  return
+    scalar_t(end->tv_sec - start->tv_sec) +
+    scalar_t(end->tv_usec - start->tv_usec)/1000000;
+}
 
-int main(int argc, char **argv) {
-  // int nb_locations = 6;
-  // int nb_time_steps = 5;
-
-  // {
-    // Tracker tracker(nb_time_steps, nb_locations);
-
-    // for(int l = 0; l < nb_locations; l++) {
-      // for(int k = 0; k < nb_locations; k++) {
-        // tracker.set_allowed_motion(l, k, abs(l - k) <= 1);
-      // }
-    // }
-
-    // for(int t = 0; t < nb_time_steps; t++) {
-      // for(int l = 0; l < nb_locations; l++) {
-        // tracker.set_detection_score(t, l,
-                                    // (drand48() < 0.9 ? -1.0 : 1.0) + drand48() * 0.1 - 0.05);
-      // }
-      // tracker.set_detection_score(t, 0,
-                                  // (drand48() < 0.9 ? 1.0 : -1.0) + drand48() * 0.1 - 0.05);
-    // }
-
-    // tracker.build_graph();
-    // tracker.track();
-  // }
-
-  // exit(0);
-
-  if(argc < 2) {
-    cerr << argv[0] << " <graph file>" << endl;
-    exit(EXIT_FAILURE);
+void do_tracking(istream *in_tracker) {
+  timeval start_time, end_time;
+  MTPTracker *tracker = new MTPTracker();
+
+  if(verbose) { cout << "Reading the tracking parameters." << endl; }
+  tracker->read(in_tracker);
+
+  if(verbose) { cout << "Building the graph ... "; cout.flush(); }
+  gettimeofday(&start_time, 0);
+  tracker->build_graph();
+  gettimeofday(&end_time, 0);
+  if(verbose) { cout << "done (" << diff_in_second(&start_time, &end_time) << "s)." << endl; }
+
+  if(verbose) { cout << "Tracking ... "; cout.flush(); }
+  gettimeofday(&start_time, 0);
+  tracker->track();
+  gettimeofday(&end_time, 0);
+  if(verbose) { cout << "done (" << diff_in_second(&start_time, &end_time) << "s)." << endl; }
+
+  if(strcmp(trajectory_filename, "")) {
+    ofstream out_traj(trajectory_filename);
+    tracker->write_trajectories(&out_traj);
+    if(verbose) { cout << "Wrote " << trajectory_filename << "." << endl; }
+  } else {
+    tracker->write_trajectories(&cout);
   }
 
-  ifstream *file = new ifstream(argv[1]);
+  if(strcmp(graph_filename, "") != 0) {
+    ofstream out_dot(graph_filename);
+    tracker->print_graph_dot(&out_dot);
+    if(verbose) { cout << "Wrote " << graph_filename << "." << endl; }
+  }
 
-  int nb_edges, nb_vertices;
-  int source, sink;
+  delete tracker;
+}
 
-  if(file->good()) {
+static struct option long_options[] = {
+  { "trajectory-file", 1, 0, 't' },
+  { "graph-file", 1, 0, 'g' },
+  { "help", no_argument, 0, 'h' },
+  { "verbose", no_argument, 0, 'v' },
+  { 0, 0, 0, 0 }
+};
 
-    (*file) >> nb_vertices >> nb_edges;
-    (*file) >> source >> sink;
+int main(int argc, char **argv) {
+  int c;
+  int error = 0, show_help = 0;
 
-    scalar_t *edge_lengths = new scalar_t[nb_edges];
-    int *vertex_from = new int[nb_edges];
-    int *vertex_to = new int[nb_edges];
-    int *result_edge_occupation = new int[nb_edges];
+  // strncpy(trajectory_filename, "result.trj", FILENAME_SIZE);
+  strncpy(trajectory_filename, "", FILENAME_SIZE);
+  strncpy(graph_filename, "", FILENAME_SIZE);
+  verbose = 0;
 
-    for(int e = 0; e < nb_edges; e++) {
-      (*file) >> vertex_from[e] >> vertex_to[e] >> edge_lengths[e];
-    }
+  while ((c = getopt_long(argc, argv, "t:g:hv",
+                          long_options, NULL)) != -1) {
 
-    find_best_paths(nb_vertices, nb_edges,
-                    vertex_from, vertex_to, edge_lengths,
-                    source, sink,
-                    result_edge_occupation);
+    switch(c) {
 
-    // dot_print(nb_vertices, nb_edges,
-              // vertex_from, vertex_to, edge_lengths,
-              // source, sink,
-              // result_edge_occupation);
+    case 't':
+      strncpy(trajectory_filename, optarg, FILENAME_SIZE);
+      break;
 
-    delete[] result_edge_occupation;
-    delete[] edge_lengths;
-    delete[] vertex_from;
-    delete[] vertex_to;
+    case 'g':
+      strncpy(graph_filename, optarg, FILENAME_SIZE);
+      break;
 
-  } else {
+    case 'h':
+      show_help = 1;
+      break;
 
-    cerr << "Can not open " << argv[1] << endl;
+    case 'v':
+      verbose = 1;
+      break;
 
-    delete file;
+    default:
+      error = 1;
+      break;
+    }
+  }
+
+  if(error) {
+    usage(&cerr);
     exit(EXIT_FAILURE);
+  }
 
+  if(show_help) {
+    usage(&cout);
+    exit(EXIT_SUCCESS);
+  }
+
+  if(optind < argc) {
+    ifstream *file_in_tracker = new ifstream(argv[optind]);
+    if(file_in_tracker->good()) {
+      do_tracking(file_in_tracker);
+    } else {
+      cerr << "Can not open " << argv[optind] << endl;
+      exit(EXIT_FAILURE);
+    }
+    delete file_in_tracker;
+  } else {
+    do_tracking(&cin);
   }
 
-  delete file;
   exit(EXIT_SUCCESS);
 }