vv/vv.cxx

   1 /*=========================================================================
   2   Program:   vv                     http://www.creatis.insa-lyon.fr/rio/vv
   3
   4   Authors belong to:
   5   - University of LYON              http://www.universite-lyon.fr/
   6   - Léon Bérard cancer center       http://www.centreleonberard.fr
   7   - CREATIS CNRS laboratory         http://www.creatis.insa-lyon.fr
   8
   9   This software is distributed WITHOUT ANY WARRANTY; without even
  10   the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  11   PURPOSE.  See the copyright notices for more information.
  12
  13   It is distributed under dual licence
  14
  15   - BSD        See included LICENSE.txt file
  16   - CeCILL-B   http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  17 ===========================================================================**/
  18 #include <utility>
  19 #include <cassert>
  20 #include <ctime>
  21 #include <string>
  22 #include <ostream>
  23 #include <sstream>
  24 #include <QApplication>
  25 #include <QPixmap>
  26 #include <QSplashScreen>
  27 #include <QTimer>
  28 #include <QDesktopWidget>
  29 #include <QDir>
  30
  31 #include "clitkIO.h"
  32 #include "vvMainWindow.h"
  33 #include "vvReadState.h"
  34 #include "vvToolsList.h"
  35 #include "vvConfiguration.h"
  36
  37 #include <vtkFileOutputWindow.h>
  38 #include <vtkSmartPointer.h>
  39
  40 #include <itkFileOutputWindow.h>
  41 #include <itkSmartPointer.h>
  42 #include <itksys/SystemTools.hxx>
  43
  44 #include <sys/types.h>
  45 #include <sys/stat.h>
  46 #include <errno.h>
  47
  48 typedef enum {O_BASE,O_OVERLAY,O_FUSION,O_VF,O_CONTOUR,O_LANDMARKS} OpenModeType;
  49 typedef enum {P_NORMAL,P_SEQUENCE,P_WINDOW,P_LEVEL} ParseModeType;
  50
  51 void load_image_first_error()
  52 {
  53   std::cerr << "You need to load an image before adding an overlay!" << std::endl;
  54   exit(1);
  55 }
  56
  57 std::string create_timed_string()
  58 {
  59   time_t t;
  60   time(&t);
  61
  62   struct tm* pt = localtime(&t);
  63
  64   const int size = 64;
  65   char st[size];
  66   strftime(st, size, "%Y%m%d-%H%M%S", pt);
  67
  68   return st;
  69 }
  70
  71 void open_sequence(vvMainWindow &window,
  72                    OpenModeType &open_mode,
  73                    ParseModeType &parse_mode,
  74                    std::vector<std::string> &sequence_filenames,
  75                    int n_image_loaded)
  76 {
  77   const std::string open_mode_names[] = {"base", "overlay", "fusion", "vf", "contour"};
  78   if(open_mode==O_BASE)
  79     window.LoadImages(sequence_filenames, vvImageReader::MERGEDWITHTIME);
  80   else if (open_mode==O_OVERLAY)
  81     window.AddOverlayImage(n_image_loaded-1,sequence_filenames,vvImageReader::MERGEDWITHTIME);
  82   else if (open_mode==O_LANDMARKS)
  83     window.AddLandmarks(n_image_loaded-1,sequence_filenames);
  84   else {
  85     std::cerr << "Sequences are not managed for opening " << open_mode_names[open_mode] << std::endl;
  86     exit(1);
  87   }
  88
  89   // Reset
  90   sequence_filenames.clear();
  91   parse_mode=P_NORMAL;
  92   open_mode=O_BASE;
  93 }
  94
  95 //------------------------------------------------------------------------------
  96 #ifdef _WIN32
  97 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE prevInstance, LPSTR lpCmdLine, int nShowCmd)
  98 {
  99   int argc = __argc;
 100   char **argv = __argv;
 101 #else
 102 int main( int argc, char** argv )
 103 {
 104 #endif
 105
 106   CLITK_INIT;
 107
 108   QApplication app( argc, argv );
 109   Q_INIT_RESOURCE(vvIcons);
 110
 111   //
 112   // ATTENTION: Rômulo Pinho - 05/08/2011
 113   // Forcing the locale of the application is necessary
 114   // because QT initialization changes it to the locale
 115   // of the language of the system. This can cause
 116   // inconsistencies when, e.g., reading float values
 117   // from DICOM fields with gdcm, since the decimal
 118   // point may be changed for a comma (as in French).
 119   // In practice, functions such as scanf and its
 120   // variations are directly affected.
 121   // https://bugreports.qt.nokia.com//browse/QTBUG-15247?page=com.atlassian.jira.plugin.system.issuetabpanels%253Achangehistory-tabpanel
 122   //
 123 #ifndef _WIN32
 124   std::string old_locale = setlocale(LC_NUMERIC, NULL);
 125   setlocale(LC_NUMERIC, "POSIX");
 126 #endif
 127
 128   vvMainWindow window;
 129
 130   //Try to give the window a sensible default size
 131   int width=QApplication::desktop()->width()*0.8;
 132   int height=QApplication::desktop()->height()*0.9;
 133   if (width> 1.5*height)
 134     width=1.5*height;
 135   window.resize(width,height);
 136
 137   window.show();
 138
 139   std::vector<std::string> sequence_filenames;
 140   ParseModeType parse_mode = P_NORMAL;
 141   OpenModeType open_mode = O_BASE;
 142   int n_image_loaded=0;
 143   std::string win(""), lev("");
 144
 145   int first_of_wl_set = -1;
 146   bool new_wl_set = false;
 147         bool link_images = false;
 148   if (argc >1) {
 149     for (int i = 1; i < argc; i++) {
 150       std::string current = argv[i];
 151       if (!current.compare(0,1,"-")) { // && !current.compare(0,2,"--")) { //We are parsing an option
 152         if (parse_mode == P_SEQUENCE) {//First finish the current sequence
 153           open_sequence(window, open_mode, parse_mode, sequence_filenames, n_image_loaded);
 154         }
 155         else if (parse_mode == P_WINDOW) { // handle negative window values
 156           win=current;
 157           window.ApplyWindowToSetOfImages(atof(win.c_str()), first_of_wl_set, n_image_loaded-1);
 158           parse_mode=P_NORMAL;
 159           new_wl_set = false;
 160           continue;
 161         } else if (parse_mode == P_LEVEL) { // handle negative level values
 162           lev=current;
 163           window.ApplyLevelToSetOfImages(atof(lev.c_str()), first_of_wl_set, n_image_loaded-1);
 164           parse_mode=P_NORMAL;
 165           new_wl_set = false;
 166           continue;
 167         }
 168         if ((current=="--help") || (current=="-h")) {
 169           std::cout << "vv " << VV_VERSION << ", the 2D, 2D+t, 3D and 3D+t (or 4D) image viewer" << std::endl << std::endl
 170                     << "Synopsis: vv file(s) [OPTIONS] file(s)" << std::endl << std::endl
 171                     << "Open file(s) for visualization." << std::endl << std::endl
 172                     << "OPTIONS may be:" << std::endl
 173                     << "--help         \t Print command line help and exit." << std::endl
 174                     << "--window number\t Gray scale window width for set of images appearing before in the cmd line (may appear more than once)." << std::endl
 175                     << "--level number \t Gray scale window level for set of images appearing before in the cmd line (may appear more than once)." << std::endl
 176                     << "--linkall      \t Link pan, zoom and spatial position of crosshair in images." << std::endl
 177                     << "--log          \t Log output messages in vv-log directory." << std::endl
 178                     << "--state file   \t Read display parameters from file." << std::endl
 179                     << "--sequence file\t Read all file(s) until next option in a single temporal sequence." << std::endl
 180                     << std::endl
 181                     << "These last options must follow a file name since they overlay something on an image:" << std::endl
 182                     << "--vf file      \t Overlay the vector field in file." << std::endl
 183                     << "--overlay file \t Overlay the image in file with complementary colors." << std::endl
 184                     << "--fusion file  \t Overlay the image in file with alpha blending and colormap." << std::endl
 185                     //<< "--roi file     \t Overlay binary mask images. Option may be repeated on a single base image." << std::endl
 186                     << "--contour file \t Overlay DICOM RT-STRUCT contours." << std::endl
 187                     << "--landmarks [--sequence] file(s)  \t Overlay the landmarks in file(s) (.txt or .pts)." << std::endl;
 188           exit(0);
 189         } else if (current=="--vf") {
 190           if (!n_image_loaded) load_image_first_error();
 191           open_mode = O_VF;
 192         } else if (current=="--overlay") {
 193           if (!n_image_loaded) load_image_first_error();
 194           open_mode = O_OVERLAY;
 195         } else if (current=="--contour") {
 196           if (!n_image_loaded) load_image_first_error();
 197           open_mode = O_CONTOUR;
 198         } else if (current=="--fusion") {
 199           if (!n_image_loaded) load_image_first_error();
 200           open_mode = O_FUSION;
 201         } else if (current=="--landmarks") {
 202           if (!n_image_loaded) load_image_first_error();
 203           open_mode = O_LANDMARKS;
 204         } else if (current == "--sequence") {
 205           if(open_mode==O_BASE) n_image_loaded++; //count only one for the whole sequence
 206           parse_mode=P_SEQUENCE;
 207           if (!new_wl_set) {
 208             new_wl_set = true;
 209             first_of_wl_set = n_image_loaded-1;
 210           }
 211         } else if (current == "--window") {
 212           parse_mode=P_WINDOW;
 213         } else if (current == "--level") {
 214           parse_mode=P_LEVEL;
 215         } else if (current == "--linkall") {
 216           link_images = true;
 217         }
 218         else if (current == "--log") {
 219           std::string log_dir = QDir::tempPath().toStdString() + std::string("/vv-log");
 220
 221           if(itksys::SystemTools::FileExists(log_dir.c_str()) &&
 222               !itksys::SystemTools::FileIsDirectory(log_dir.c_str())) {
 223             std::cerr << "Error creating log directory, file exists and is not a directory." << std::endl;
 224             exit(1);
 225           } else if(!itksys::SystemTools::MakeDirectory(log_dir.c_str())) {
 226             std::cerr << "Error creating log directory." << std::endl;
 227             exit(1);
 228           }
 229
 230           std::string log_file = log_dir + "/" + create_timed_string() + ".log";
 231
 232           itk::SmartPointer<itk::FileOutputWindow> itk_log = itk::FileOutputWindow::New();
 233           itk_log->SetFileName(log_file.c_str());
 234           itk_log->FlushOn();
 235           itk_log->AppendOn();
 236           itk::OutputWindow::SetInstance(itk_log);
 237
 238           vtkSmartPointer<vtkFileOutputWindow> vtk_log = vtkFileOutputWindow::New();
 239           vtk_log->SetFileName(log_file.c_str());
 240           vtk_log->FlushOn();
 241           vtk_log->AppendOn();
 242           vtkOutputWindow::SetInstance(vtk_log);
 243         } else if (current == "--state") {
 244           //window.ReadSavedStateFile(argv[i+1]);
 245           vvReadState read_state;
 246           read_state.Run(&window, argv[i+1]);
 247           n_image_loaded += read_state.GetNumberOfImages();
 248           i++;
 249         }
 250
 251       } else if (parse_mode == P_SEQUENCE) {
 252         sequence_filenames.push_back(current);
 253       } else if (parse_mode == P_WINDOW) {
 254         win=current;
 255         window.ApplyWindowToSetOfImages(atof(win.c_str()), first_of_wl_set, n_image_loaded-1);
 256         parse_mode=P_NORMAL;
 257         new_wl_set = false;
 258       } else if (parse_mode == P_LEVEL) {
 259         lev=current;
 260         window.ApplyLevelToSetOfImages(atof(lev.c_str()), first_of_wl_set, n_image_loaded-1);
 261         parse_mode=P_NORMAL;
 262         new_wl_set = false;
 263       } else {
 264         std::vector<std::string> image;
 265         image.push_back(current);
 266         if(open_mode==O_BASE) {
 267           window.LoadImages(image, vvImageReader::IMAGE);
 268           n_image_loaded++;
 269           if (!new_wl_set) {
 270             new_wl_set = true;
 271             first_of_wl_set = n_image_loaded-1;
 272           }
 273         }
 274         else if (open_mode==O_VF)
 275           window.AddField(current.c_str(), n_image_loaded-1);
 276         else if (open_mode==O_OVERLAY)
 277           window.AddOverlayImage(n_image_loaded-1,image,vvImageReader::IMAGE);
 278         else if (open_mode==O_CONTOUR)
 279           window.AddDCStructContour(n_image_loaded-1,current.c_str());
 280         else if (open_mode==O_FUSION)
 281           window.AddFusionImage(n_image_loaded-1,current.c_str());
 282         else if (open_mode==O_LANDMARKS)
 283           window.AddLandmarks(n_image_loaded-1,image);
 284         open_mode = O_BASE;
 285       }
 286     }
 287     if (parse_mode == P_SEQUENCE) { //Finish any current sequence
 288       open_sequence(window, open_mode, parse_mode, sequence_filenames, n_image_loaded);
 289     }
 290   }
 291
 292 //   if(win!="" && lev!="") {
 293 //     window.SetWindowLevel(atof(win.c_str()), atof(lev.c_str()));
 294 //     window.ApplyWindowLevelToAllImages();
 295 //   }
 296
 297   if (link_images)
 298     window.LinkAllImages();
 299
 300   int ret = app.exec();
 301
 302 #ifndef _WIN32
 303   // restoring the locale, just to be clean...
 304   setlocale(LC_NUMERIC, old_locale.c_str());
 305 #endif
 306
 307   return ret;
 308 }