RGBConvolveChannel.C

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00001 /*!@file Channels/RGBConvolveChannel.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   //
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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/RGBConvolveChannel.C $
00035 // $Id: RGBConvolveChannel.C 8643 2007-07-27 18:15:43Z rjpeters $
00036 //
00037 
00038 #ifndef RGBCONVOLVECHANNEL_C_DEFINED
00039 #define RGBCONVOLVECHANNEL_C_DEFINED
00040 
00041 #include "Channels/RGBConvolveChannel.H"
00042 
00043 // ######################################################################
00044 // RGBConvolveChannel member definitions:
00045 // ######################################################################
00046 
00047 RGBConvolveChannel::RGBConvolveChannel(OptionManager& mgr) :
00048   SingleChannel(mgr, "RGBConvolve", "rgbconvolve", RGBCONVOLVE,
00049                 rutz::shared_ptr< PyrBuilder<float> >(NULL))
00050 {
00051   itsTakeAbs.setVal(true);
00052   itsNormalizeOutput.setVal(true);
00053 }
00054 
00055 void RGBConvolveChannel::setFilters(const Image<float>& rfilter,
00056                                     const Image<float>& gfilter,
00057                                     const Image<float>& bfilter,
00058                                     ConvolutionBoundaryStrategy boundary)
00059 {
00060   setPyramid(rutz::make_shared
00061              (new RGBConvolvePyrBuilder<float>
00062               (rfilter, gfilter, bfilter, boundary)));
00063 }
00064 
00065 RGBConvolveChannel::~RGBConvolveChannel() {}
00066 
00067 void RGBConvolveChannel::doInput(const InputFrame& inframe)
00068 {
00069   ASSERT(inframe.colorFloat().initialized());
00070 
00071   setClipPyramid(inframe.clipMask());
00072   storePyramid(computePyramid(inframe.colorFloat(), inframe.pyrCache()),
00073                inframe.time());
00074 }
00075 
00076 ImageSet<float> RGBConvolveChannel::
00077 computePyramid(const Image< PixRGB<float> >& img,
00078                const rutz::shared_ptr<PyramidCache<float> >& cache)
00079 {
00080   rutz::shared_ptr< RGBConvolvePyrBuilder<float> > pb;
00081   pb.dynCastFrom(itsPyrBuilder);
00082 
00083   // If we want to save our raw pyramid maps, then let's compute the
00084   // pyramid in full; otherwise, we can skip the levels below our
00085   // LevelSpec's levMin():
00086   const int minlev =
00087    itsSaveRawMaps.getVal() ? 0 : itsLevelSpec.getVal().levMin();
00088 
00089   // Compute our pyramid and return it
00090   return pb->build(img, minlev, itsLevelSpec.getVal().maxDepth(), cache.get());
00091 }
00092 
00093 // ######################################################################
00094 /* So things look consistent in everyone's emacs... */
00095 /* Local Variables: */
00096 /* indent-tabs-mode: nil */
00097 /* End: */
00098 
00099 #endif // RGBCONVOLVECHANNEL_C_DEFINED
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