fits.h

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/*                       
        This file is part of the CVD Library.

        Copyright (C) 2005 The Authors

        This library is free software; you can redistribute it and/or
        modify it under the terms of the GNU Lesser General Public
        License as published by the Free Software Foundation; either
        version 2.1 of the License, or (at your option) any later version.

        This library is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        Lesser General Public License for more details.

        You should have received a copy of the GNU Lesser General Public
        License along with this library; if not, write to the Free Software
        Foundation, Inc., 
    51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
#ifndef CVD_INCLUDE_INTERNAL_IO_FITS_H
#define CVD_INCLUDE_INTERNAL_IO_FITS_H

#include <iostream>
#include <memory>
#include <vector>
#include <string>
#include <cvd/image.h>
#include <cvd/internal/load_and_save.h>

namespace CVD
{
namespace FITS
{

        using CVD::Internal::TypeList;
        using CVD::Internal::Head;

        //Probably not the best way to deal with FITS. Data is unlikely to be RGBA, for
        //instance. Maybe it would be best to implement loading of tr1::array and Vector.

        //
        // FITS reading
        //

        class ReadPimpl;
        class reader
        {
                public:
                        reader(std::istream&);
                        ~reader();

                        ImageRef size();

                        void get_raw_pixel_line(unsigned char*);
                        void get_raw_pixel_line(signed short*);
                        void get_raw_pixel_line(unsigned short*);
                        void get_raw_pixel_line(signed int*);
                        void get_raw_pixel_line(float*);
                        void get_raw_pixel_line(double*);

                        void get_raw_pixel_line(Rgb<unsigned char>*);
                        void get_raw_pixel_line(Rgb<signed short>*);
                        void get_raw_pixel_line(Rgb<unsigned short>*);
                        void get_raw_pixel_line(Rgb<signed int>*);
                        void get_raw_pixel_line(Rgb<float>*);
                        void get_raw_pixel_line(Rgb<double>*);

                        void get_raw_pixel_line(Rgba<unsigned char>*);
                        void get_raw_pixel_line(Rgba<signed short>*);
                        void get_raw_pixel_line(Rgba<unsigned short>*);
                        void get_raw_pixel_line(Rgba<signed int>*);
                        void get_raw_pixel_line(Rgba<float>*);
                        void get_raw_pixel_line(Rgba<double>*);

                        std::string datatype();
                        std::string name();


                        typedef TypeList<byte, 
                                        TypeList<signed short,
                                        TypeList<unsigned short,
                                        TypeList<signed int,
                                        TypeList<float,
                                        TypeList<double,
                                        TypeList<Rgb<byte>, 
                                        TypeList<Rgb<signed short>, 
                                        TypeList<Rgb<unsigned short>, 
                                        TypeList<Rgb<signed int>, 
                                        TypeList<Rgb<float>, 
                                        TypeList<Rgb<double>, 
                                        TypeList<Rgba<byte>, 
                                        TypeList<Rgba<signed short>, 
                                        TypeList<Rgba<unsigned short>, 
                                        TypeList<Rgba<signed int>, 
                                        TypeList<Rgba<float>, 
                                        TypeList<Rgba<double>, 
                                                              Head> > > > > > > > > > > > > > > > > > Types;
                
                private:
                        std::auto_ptr<ReadPimpl> t; 
        };

        
        //
        // FITS writing, copied and modified from tiff.h
        //

        template<typename C>     struct IntMapper                   { typedef int type;};
        template<>               struct IntMapper<bool>             { typedef unsigned char type; };
        template<>               struct IntMapper<char>             { typedef short type; };
        template<>               struct IntMapper<unsigned char>    { typedef unsigned char type; };
        template<>               struct IntMapper<short>            { typedef short type; };
        template<>               struct IntMapper<unsigned short>   { typedef unsigned short type; };
        template<>               struct IntMapper<int>              { typedef int type; };

        //Mapping for integral types
        template<class ComponentIn, int is_integral> struct ComponentMapper_
        {
                typedef typename IntMapper<ComponentIn>::type type;
        };

        //Mapping for non integral types
        template<class ComponentIn> struct ComponentMapper_<ComponentIn, 0> { typedef double type; };
        template<> struct ComponentMapper_<float, 0> { typedef float type; };
        
        template<class ComponentIn> struct ComponentMapper
        {
                typedef typename ComponentMapper_<ComponentIn, Pixel::traits<ComponentIn>::integral>::type type;
        };
        
        //Mapping for Rgbish types
        template<class ComponentIn> struct ComponentMapper<Rgb<ComponentIn> >
        {
                typedef Rgb<typename ComponentMapper_<ComponentIn, Pixel::traits<ComponentIn>::integral>::type> type;
        };

        template<class ComponentIn> struct ComponentMapper<Rgba<ComponentIn> >
        {
                typedef Rgba<typename ComponentMapper_<ComponentIn, Pixel::traits<ComponentIn>::integral>::type> type;
        };

        template<> struct ComponentMapper<Rgb8>
        {
                typedef Rgb<byte> type;
        };



        
        class WritePimpl;

        class writer
        {
                public:
                        writer(std::ostream&, ImageRef size, const std::string& type, const std::map<std::string, Parameter<> >& p);
                        ~writer();

                        void write_raw_pixel_line(const unsigned char*);
                        void write_raw_pixel_line(const short*);
                        void write_raw_pixel_line(const unsigned short*);
                        void write_raw_pixel_line(const int*);
                        void write_raw_pixel_line(const float*);
                        void write_raw_pixel_line(const double*);

                        void write_raw_pixel_line(const Rgb<unsigned char>*);
                        void write_raw_pixel_line(const Rgb<short>*);
                        void write_raw_pixel_line(const Rgb<unsigned short>*);
                        void write_raw_pixel_line(const Rgb<int>*);
                        void write_raw_pixel_line(const Rgb<float>*);
                        void write_raw_pixel_line(const Rgb<double>*);

                        void write_raw_pixel_line(const Rgba<unsigned char>*);
                        void write_raw_pixel_line(const Rgba<short>*);
                        void write_raw_pixel_line(const Rgba<unsigned short>*);
                        void write_raw_pixel_line(const Rgba<int>*);
                        void write_raw_pixel_line(const Rgba<float>*);
                        void write_raw_pixel_line(const Rgba<double>*);

                        template<class Incoming> struct Outgoing
                        {               
                                typedef typename ComponentMapper<Incoming>::type type;
                        };              

                private:
                        WritePimpl* t; 
        };
        
}
}
#endif

---

libcvd
Author(s): Edward Rosten, Paul Smith, Tom Drummond, Gerhard Reitmayr, Ethan Eade, Timothy Gan, Chris Kemp, Georg Klein
autogenerated on Fri Jan 11 09:13:09 2013