00001 /*!@file Image/Convolver.H */ 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/Image/Convolver.H $ 00035 // $Id: Convolver.H 7924 2007-02-15 18:13:05Z rjpeters $ 00036 // 00037 00038 #ifndef IMAGE_CONVOLVER_H_DEFINED 00039 #define IMAGE_CONVOLVER_H_DEFINED 00040 00041 #include "Image/FourierEngine.H" 00042 #include "Image/Image.H" 00043 00044 class Convolver 00045 { 00046 public: 00047 Convolver(const Image<float>& kernel, 00048 const Dims& imagesize); 00049 00050 Image<float> fftConvolve(const Image<float>& src); 00051 00052 Image<float> spatialConvolve(const Image<float>& src); 00053 00054 private: 00055 Dims const itsSrcDims; 00056 Dims const itsPadDims; 00057 Image<float> const itsKernel; 00058 FourierEngine<double> itsFwdFft; 00059 FourierInvEngine<double> itsInvFft; 00060 Image<complexd> itsFreqKernel; 00061 }; 00062 00063 // ###################################################################### 00064 /* So things look consistent in everyone's emacs... */ 00065 /* Local Variables: */ 00066 /* indent-tabs-mode: nil */ 00067 /* End: */ 00068 00069 #endif // IMAGE_CONVOLVER_H_DEFINED
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