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} 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 {
  83     std::cerr << "Sequences are not managed for opening " << open_mode_names[open_mode] << std::endl;
  84     exit(1);
  85   }
  86
  87   // Reset
  88   sequence_filenames.clear();
  89   parse_mode=P_NORMAL;
  90   open_mode=O_BASE;
  91 }
  92
  93 //------------------------------------------------------------------------------
  94 #ifdef _WIN32
  95 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE prevInstance, LPSTR lpCmdLine, int nShowCmd)
  96 {
  97   int argc = __argc;
  98   char **argv = __argv;
  99 #else
 100 int main( int argc, char** argv )
 101 {
 102 #endif
 103
 104   CLITK_INIT;
 105
 106   QApplication app( argc, argv );
 107   Q_INIT_RESOURCE(vvIcons);
 108
 109   //
 110   // ATTENTION: Rômulo Pinho - 05/08/2011
 111   // Forcing the locale of the application is necessary
 112   // because QT initialization changes it to the locale
 113   // of the language of the system. This can cause
 114   // inconsistencies when, e.g., reading float values
 115   // from DICOM fields with gdcm, since the decimal
 116   // point may be changed for a comma (as in French).
 117   // In practice, functions such as scanf and its
 118   // variations are directly affected.
 119   // https://bugreports.qt.nokia.com//browse/QTBUG-15247?page=com.atlassian.jira.plugin.system.issuetabpanels%253Achangehistory-tabpanel
 120   //
 121 #ifndef _WIN32
 122   std::string old_locale = setlocale(LC_NUMERIC, NULL);
 123   setlocale(LC_NUMERIC, "POSIX");
 124 #endif
 125
 126   vvMainWindow window;
 127
 128   //Try to give the window a sensible default size
 129   int width=QApplication::desktop()->width()*0.8;
 130   int height=QApplication::desktop()->height()*0.9;
 131   if (width> 1.5*height)
 132     width=1.5*height;
 133   window.resize(width,height);
 134
 135   window.show();
 136
 137   std::vector<std::string> sequence_filenames;
 138   ParseModeType parse_mode = P_NORMAL;
 139   OpenModeType open_mode = O_BASE;
 140   int n_image_loaded=0;
 141   std::string win(""), lev("");
 142
 143   int first_of_wl_set = -1;
 144   bool new_wl_set = false;
 145         bool link_images = false;
 146   if (argc >1) {
 147     for (int i = 1; i < argc; i++) {
 148       std::string current = argv[i];
 149       if (!current.compare(0,1,"-")) { // && !current.compare(0,2,"--")) { //We are parsing an option
 150         if (parse_mode == P_SEQUENCE) {//First finish the current sequence
 151           open_sequence(window, open_mode, parse_mode, sequence_filenames, n_image_loaded);
 152         }
 153         else if (parse_mode == P_WINDOW) { // handle negative window values
 154           win=current;
 155           window.ApplyWindowToSetOfImages(atof(win.c_str()), first_of_wl_set, n_image_loaded-1);
 156           parse_mode=P_NORMAL;
 157           new_wl_set = false;
 158           continue;
 159         } else if (parse_mode == P_LEVEL) { // handle negative level values
 160           lev=current;
 161           window.ApplyLevelToSetOfImages(atof(lev.c_str()), first_of_wl_set, n_image_loaded-1);
 162           parse_mode=P_NORMAL;
 163           new_wl_set = false;
 164           continue;
 165         }
 166         if ((current=="--help") || (current=="-h")) {
 167           std::cout << "vv " << VV_VERSION << ", the 2D, 2D+t, 3D and 3D+t (or 4D) image viewer" << std::endl << std::endl
 168                     << "Synopsis: vv file(s) [OPTIONS] file(s)" << std::endl << std::endl
 169                     << "Open file(s) for visualization." << std::endl << std::endl
 170                     << "OPTIONS may be:" << std::endl
 171                     << "--help         \t Print command line help and exit." << std::endl
 172                     << "--window number\t Gray scale window width for set of images appearing before in the cmd line (may appear more than once)." << std::endl
 173                     << "--level number \t Gray scale window level for set of images appearing before in the cmd line (may appear more than once)." << std::endl
 174                     << "--linkall      \t Link pan, zoom and spatial position of crosshair in images." << std::endl
 175                     << "--log          \t Log output messages in vv-log directory." << std::endl
 176                     << "--state file   \t Read display parameters from file." << std::endl
 177                     << "--sequence file\t Read all file(s) until next option in a single temporal sequence." << std::endl
 178                     << std::endl
 179                     << "These last options must follow a file name since they overlay something on an image:" << std::endl
 180                     << "--vf file      \t Overlay the vector field in file." << std::endl
 181                     << "--overlay file \t Overlay the image in file with complementary colors." << std::endl
 182                     << "--fusion file  \t Overlay the image in file with alpha blending and colormap." << std::endl
 183                     //<< "--roi file     \t Overlay binary mask images. Option may be repeated on a single base image." << std::endl
 184                     << "--contour file \t Overlay DICOM RT-STRUCT contours." << std::endl;
 185           exit(0);
 186         } else if (current=="--vf") {
 187           if (!n_image_loaded) load_image_first_error();
 188           open_mode = O_VF;
 189         } else if (current=="--overlay") {
 190           if (!n_image_loaded) load_image_first_error();
 191           open_mode = O_OVERLAY;
 192         } else if (current=="--contour") {
 193           if (!n_image_loaded) load_image_first_error();
 194           open_mode = O_CONTOUR;
 195         } else if (current=="--fusion") {
 196           if (!n_image_loaded) load_image_first_error();
 197           open_mode = O_FUSION;
 198         } else if (current == "--sequence") {
 199           if(open_mode==O_BASE) n_image_loaded++; //count only one for the whole sequence
 200           parse_mode=P_SEQUENCE;
 201           if (!new_wl_set) {
 202             new_wl_set = true;
 203             first_of_wl_set = n_image_loaded-1;
 204           }
 205         } else if (current == "--window") {
 206           parse_mode=P_WINDOW;
 207         } else if (current == "--level") {
 208           parse_mode=P_LEVEL;
 209         } else if (current == "--linkall") {
 210           link_images = true;
 211         }
 212         else if (current == "--log") {
 213           std::string log_dir = QDir::tempPath().toStdString() + std::string("/vv-log");
 214
 215           if(itksys::SystemTools::FileExists(log_dir.c_str()) &&
 216               !itksys::SystemTools::FileIsDirectory(log_dir.c_str())) {
 217             std::cerr << "Error creating log directory, file exists and is not a directory." << std::endl;
 218             exit(1);
 219           } else if(!itksys::SystemTools::MakeDirectory(log_dir.c_str())) {
 220             std::cerr << "Error creating log directory." << std::endl;
 221             exit(1);
 222           }
 223
 224           std::string log_file = log_dir + "/" + create_timed_string() + ".log";
 225
 226           itk::SmartPointer<itk::FileOutputWindow> itk_log = itk::FileOutputWindow::New();
 227           itk_log->SetFileName(log_file.c_str());
 228           itk_log->FlushOn();
 229           itk_log->AppendOn();
 230           itk::OutputWindow::SetInstance(itk_log);
 231
 232           vtkSmartPointer<vtkFileOutputWindow> vtk_log = vtkFileOutputWindow::New();
 233           vtk_log->SetFileName(log_file.c_str());
 234           vtk_log->FlushOn();
 235           vtk_log->AppendOn();
 236           vtkOutputWindow::SetInstance(vtk_log);
 237         } else if (current == "--state") {
 238           //window.ReadSavedStateFile(argv[i+1]);
 239           vvReadState read_state;
 240           read_state.Run(&window, argv[i+1]);
 241           n_image_loaded += read_state.GetNumberOfImages();
 242           i++;
 243         }
 244
 245       } else if (parse_mode == P_SEQUENCE) {
 246         sequence_filenames.push_back(current);
 247       } else if (parse_mode == P_WINDOW) {
 248         win=current;
 249         window.ApplyWindowToSetOfImages(atof(win.c_str()), first_of_wl_set, n_image_loaded-1);
 250         parse_mode=P_NORMAL;
 251         new_wl_set = false;
 252       } else if (parse_mode == P_LEVEL) {
 253         lev=current;
 254         window.ApplyLevelToSetOfImages(atof(lev.c_str()), first_of_wl_set, n_image_loaded-1);
 255         parse_mode=P_NORMAL;
 256         new_wl_set = false;
 257       } else {
 258         std::vector<std::string> image;
 259         image.push_back(current);
 260         if(open_mode==O_BASE) {
 261           window.LoadImages(image, vvImageReader::IMAGE);
 262           n_image_loaded++;
 263           if (!new_wl_set) {
 264             new_wl_set = true;
 265             first_of_wl_set = n_image_loaded-1;
 266           }
 267         }
 268         else if (open_mode==O_VF)
 269           window.AddField(current.c_str(), n_image_loaded-1);
 270         else if (open_mode==O_OVERLAY)
 271           window.AddOverlayImage(n_image_loaded-1,image,vvImageReader::IMAGE);
 272         else if (open_mode==O_CONTOUR)
 273           window.AddDCStructContour(n_image_loaded-1,current.c_str());
 274         else if (open_mode==O_FUSION)
 275           window.AddFusionImage(n_image_loaded-1,current.c_str());
 276         open_mode = O_BASE;
 277       }
 278     }
 279     if (parse_mode == P_SEQUENCE) { //Finish any current sequence
 280       open_sequence(window, open_mode, parse_mode, sequence_filenames, n_image_loaded);
 281     }
 282   }
 283
 284 //   if(win!="" && lev!="") {
 285 //     window.SetWindowLevel(atof(win.c_str()), atof(lev.c_str()));
 286 //     window.ApplyWindowLevelToAllImages();
 287 //   }
 288
 289   if (link_images)
 290     window.LinkAllImages();
 291
 292   int ret = app.exec();
 293
 294 #ifndef _WIN32
 295   // restoring the locale, just to be clean...
 296   setlocale(LC_NUMERIC, old_locale.c_str());
 297 #endif
 298
 299   return ret;
 300 }