PnmWriter.H

Go to the documentation of this file.
00001 /*!@file Raster/PnmWriter.H Write pbm/pgm/ppm image files */
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: Rob Peters <rjpeters at usc dot edu>
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Raster/PnmWriter.H $
00035 // $Id: PnmWriter.H 7807 2007-01-26 23:07:08Z rjpeters $
00036 //
00037 
00038 #ifndef RASTER_PNMWRITER_H_DEFINED
00039 #define RASTER_PNMWRITER_H_DEFINED
00040 
00041 #include "Raster/RasterWriter.H"
00042 #include "Util/Types.H"
00043 
00044 #include <iosfwd>
00045 
00046 template <class T> class Image;
00047 template <class T> class PixRGB;
00048 
00049 /// Write pbm/pgm/ppm image files
00050 class PnmWriter : public RasterWriter
00051 {
00052 public:
00053   PnmWriter(const bool forcepbm = false, const byte pbmthresh = 0);
00054 
00055   virtual ~PnmWriter();
00056 
00057   virtual std::string writeFrame(const GenericFrame& image,
00058                                  const std::string& fname);
00059 
00060   /// Write the RGB image in PPM (P6) format to the given ostream
00061   /** There is no checking done on the stream state; so, if you want
00062       to know whether the write succeded you need to explicitly check
00063       strm.fail(). */
00064   static void writeRGB(const Image<PixRGB<byte> >& image,
00065                        std::ostream& strm);
00066 
00067   /// Write the grayscale image in PGM (P5) format to the given ostream
00068   /** There is no checking done on the stream state; so, if you want
00069       to know whether the write succeded you need to explicitly check
00070       strm.fail(). */
00071   static void writeGray(const Image<byte>& image,
00072                         std::ostream& strm);
00073 
00074   /// Write the grayscale image in raw PBM (P4) format to the given ostream
00075   /** Pixels with values greater than or equal to thresh will be
00076       written as white, and other pixels will be written as black. */
00077   static void writeRawBW(const Image<byte>& image, const byte thresh,
00078                          std::ostream& strm);
00079 
00080   /// Write the grayscale image in ascii PBM (P1) format to the given ostream
00081   /** Pixels with values greater than or equal to thresh will be
00082       written as white, and other pixels will be written as black. */
00083   static void writeAsciiBW(const Image<byte>& image, const byte thresh,
00084                            std::ostream& strm);
00085 
00086   /// Write the RGB image in PPM (P6) format to the named file
00087   static void writeRGB(const Image<PixRGB<byte> >& image,
00088                        const std::string& fname);
00089 
00090   /// Write the grayscale image in PGM (P5) format to the named file
00091   static void writeGray(const Image<byte>& image,
00092                         const std::string& fname);
00093 
00094   /// Write the grayscale image in raw PBM (P4) format to the named file
00095   /** Pixels with values greater than or equal to thresh will be
00096       written as white, and other pixels will be written as black. */
00097   static void writeRawBW(const Image<byte>& image, const byte thresh,
00098                          const std::string& fname);
00099 
00100   /// Write the grayscale image in ascii PBM (P1) format to the named file
00101   /** Pixels with values greater than or equal to thresh will be
00102       written as white, and other pixels will be written as black. */
00103   static void writeAsciiBW(const Image<byte>& image, const byte thresh,
00104                            const std::string& fname);
00105 
00106 private:
00107   const bool itsForcePBM;
00108   const byte itsPBMThresh;
00109 };
00110 
00111 // ######################################################################
00112 /* So things look consistent in everyone's emacs... */
00113 /* Local Variables: */
00114 /* mode: c++ */
00115 /* indent-tabs-mode: nil */
00116 /* End: */
00117 
00118 #endif // RASTER_PNMWRITER_H_DEFINED
Generated on Sun May 8 08:41:16 2011 for iLab Neuromorphic Vision Toolkit by  doxygen 1.6.3