IceImageUtils.H

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00001 /*!@file Ice/IceImageUtils.H A set of utilities for using iNVT Images
00002    with Ice*/
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: Randolph Voorhies <voorhies@usc.edu>
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Ice/IceImageUtils.H $
00035 // $Id: IceImageUtils.H$
00036 //
00037 #ifndef ICEIMAGEUTILS_H
00038 #define ICEIMAGEUTILS_H
00039 
00040 #include "Image/Image.H"
00041 #include "Image/Pixels.H"
00042 
00043 #include <Ice/Ice.h>
00044 #include "Ice/ImageIce.ice.H"
00045 #include <jpeglib.h>
00046 
00047 
00048 using namespace std;
00049 using namespace ImageIceMod;
00050 
00051 
00052 //Convert an iNVT Image to a datatype acceptable by Ice
00053 template <class T>
00054 ImageIce Image2Ice(const Image<T>& input) {
00055   ASSERT(input.initialized());
00056 
00057   int size = input.getSize()*sizeof(T);
00058 
00059   ImageIce output;
00060 
00061   output.width  = input.getWidth();
00062   output.height = input.getHeight();
00063   output.pixSize = sizeof(T);
00064 
00065   unsigned char* arrayPtr =  const_cast<unsigned char*>
00066                             (reinterpret_cast<const unsigned char*> (input.getArrayPtr()));
00067 
00068   output.data.resize(size);
00069   std::copy (arrayPtr, arrayPtr+size, output.data.begin());
00070 
00071   return output;
00072 }
00073 
00074 //Convert an Ice image to an iNVT Image
00075 //-- Warning: there is some nasy and potentially dangerous manual marshalling going on here --
00076 //--          We should look for a better solution in the future. --
00077 template <class T>
00078 Image<T> Ice2Image(const ImageIce &input) {
00079   Image<T> output;
00080   output.attach((const_cast<T*> (reinterpret_cast<const T* > (&input.data[0]))), input.width, input.height);
00081   return output.deepcopy();
00082 }
00083 #endif
00084 
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