psycho-only.C

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00001 /*!@file AppPsycho/psycho-only.C Pure Psychophysics display of still images */
00002 
00003 // //////////////////////////////////////////////////////////////////// //
00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2001 by the //
00005 // University of Southern California (USC) and the iLab at USC.         //
00006 // See http://iLab.usc.edu for information about this project.          //
00007 // //////////////////////////////////////////////////////////////////// //
00008 // Major portions of the iLab Neuromorphic Vision Toolkit are protected //
00009 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
00010 // in Visual Environments, and Applications'' by Christof Koch and      //
00011 // Laurent Itti, California Institute of Technology, 2001 (patent       //
00012 // pending; application number 09/912,225 filed July 23, 2001; see      //
00013 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
00014 // //////////////////////////////////////////////////////////////////// //
00015 // This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
00016 //                                                                      //
00017 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can   //
00018 // redistribute it and/or modify it under the terms of the GNU General  //
00019 // Public License as published by the Free Software Foundation; either  //
00020 // version 2 of the License, or (at your option) any later version.     //
00021 //                                                                      //
00022 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
00023 // that it will be useful, but WITHOUT ANY WARRANTY; without even the   //
00024 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      //
00025 // PURPOSE.  See the GNU General Public License for more details.       //
00026 //                                                                      //
00027 // You should have received a copy of the GNU General Public License    //
00028 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write   //
00029 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,   //
00030 // Boston, MA 02111-1307 USA.                                           //
00031 // //////////////////////////////////////////////////////////////////// //
00032 //
00033 // Primary maintainer for this file: Laurent Itti <itti@usc.edu>
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/AppPsycho/psycho-only.C $
00035 // $Id: psycho-only.C 8426 2007-05-24 06:57:57Z itti $
00036 //
00037 
00038 #include "Component/ModelManager.H"
00039 #include "Component/ComponentOpts.H"
00040 #include "Component/EventLog.H"
00041 #include "Image/Image.H"
00042 #include "Psycho/PsychoDisplay.H"
00043 #include "Raster/Raster.H"
00044 #include "Util/Types.H"
00045 #include <fstream>
00046 
00047 // ######################################################################
00048 extern "C" int main(const int argc, char** argv)
00049 {
00050   MYLOGVERB = LOG_INFO;  // suppress debug messages
00051 
00052   // Instantiate a ModelManager:
00053   ModelManager manager("Pure Psychophysics Still");
00054 
00055   // Instantiate our various ModelComponents:
00056   nub::soft_ref<EventLog> el(new EventLog(manager));
00057   manager.addSubComponent(el);
00058 
00059   nub::soft_ref<PsychoDisplay> d(new PsychoDisplay(manager));
00060   manager.addSubComponent(d);
00061 
00062   // Parse command-line:
00063   if (manager.parseCommandLine(argc, argv,
00064                                "<fileList>", 1, -1)==false)
00065     return(1);
00066 
00067   // let's get all our ModelComponent instances started:
00068   manager.start();
00069 
00070   // get the list of images
00071   std::ifstream file(manager.getExtraArg(0).c_str());
00072   if (file == 0) LFATAL("Couldn't open object file: '%s'",
00073                         manager.getExtraArg(0).c_str());
00074 
00075   d->setEventLog(el);
00076 
00077   std::string imageName;
00078   while(getline(file,imageName))
00079     {
00080       // load up the frame and show a fixation cross on a blank screen:
00081       d->clearScreen();
00082       LINFO("Loading '%s'...", imageName.c_str());
00083       Image< PixRGB<byte> > image =
00084         Raster::ReadRGB(imageName);
00085 
00086       SDL_Surface *surf = d->makeBlittableSurface(image, true);
00087 
00088       LINFO("'%s' ready.", imageName.c_str());
00089       d->displayText("Press key when ready!");
00090 
00091       // ready to go whenever the user is ready:
00092       d->waitForKey();
00093       d->pushEvent(std::string("===== Showing image: ") +
00094                    imageName + " =====");
00095 
00096       // blink the fixation:
00097       d->displayFixationBlink();
00098 
00099       // show the image:
00100       d->displaySurface(surf, -2);
00101 
00102       // wait for key:
00103       d->waitForKey();
00104 
00105       // free the image:
00106       SDL_FreeSurface(surf);
00107 
00108       // make sure display if off before we stop the tracker:
00109       d->clearScreen();
00110 
00111     }
00112 
00113   d->clearScreen();
00114   d->displayText("Experiment complete. Thank you!");
00115   d->waitForKey();
00116 
00117   // stop all our ModelComponents
00118   manager.stop();
00119 
00120   // all done!
00121   return 0;
00122 }
00123 
00124 // ######################################################################
00125 /* So things look consistent in everyone's emacs... */
00126 /* Local Variables: */
00127 /* indent-tabs-mode: nil */
00128 /* End: */
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