DummyChannel.C

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00001 /*!@file Channels/DummyChannel.C */
00002 
00003 // //////////////////////////////////////////////////////////////////// //
00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005   //
00005 // by the 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:
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Channels/DummyChannel.C $
00035 // $Id: DummyChannel.C 7434 2006-11-11 02:15:19Z rjpeters $
00036 //
00037 
00038 #ifndef DUMMYCHANNEL_C_DEFINED
00039 #define DUMMYCHANNEL_C_DEFINED
00040 
00041 #include "Channels/DummyChannel.H"
00042 
00043 #include "Channels/ChannelOpts.H"
00044 #include "Component/OptionManager.H"
00045 
00046 // ######################################################################
00047 // Dummy channel member definitions
00048 // ######################################################################
00049 DummyChannel::DummyChannel(OptionManager& mgr) :
00050   SingleChannel(mgr, "Dummy", "dummy", DUMMY,
00051                 rutz::shared_ptr< PyrBuilder<float> >(NULL)),
00052   itsFactor(&OPT_DummyChannelFactor, this),
00053   itsMap()
00054 { }
00055 
00056 // ######################################################################
00057 DummyChannel::~DummyChannel()
00058 { }
00059 
00060 // ######################################################################
00061 bool DummyChannel::outputAvailable() const
00062 { return itsMap.initialized(); }
00063 
00064 // ######################################################################
00065 Dims DummyChannel::getMapDims() const
00066 { return itsMap.getDims(); }
00067 
00068 // ######################################################################
00069 void DummyChannel::doInput(const InputFrame& inframe)
00070 {
00071   ASSERT(inframe.grayFloat().initialized());
00072   if (itsFactor.getVal()) itsMap = inframe.grayFloat() * itsFactor.getVal();
00073   else itsMap = inframe.grayFloat();
00074 }
00075 
00076 // ######################################################################
00077 Image<float> DummyChannel::centerSurround(const uint cntrlev,
00078                                           const uint surrlev) const
00079 {
00080   ASSERT(itsLevelSpec.getVal().csOK(cntrlev, surrlev));
00081   return itsMap;
00082 }
00083 
00084 
00085 // ######################################################################
00086 /* So things look consistent in everyone's emacs... */
00087 /* Local Variables: */
00088 /* indent-tabs-mode: nil */
00089 /* End: */
00090 
00091 #endif // DUMMYCHANNEL_C_DEFINED
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