fitsio.h

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00001 
00005 /*
00006  * Author: Steven Ludtke, 04/10/2003 (sludtke@bcm.edu)
00007  * Copyright (c) 2000-2006 Baylor College of Medicine
00008  * 
00009  * This software is issued under a joint BSD/GNU license. You may use the
00010  * source code in this file under either license. However, note that the
00011  * complete EMAN2 and SPARX software packages have some GPL dependencies,
00012  * so you are responsible for compliance with the licenses of these packages
00013  * if you opt to use BSD licensing. The warranty disclaimer below holds
00014  * in either instance.
00015  * 
00016  * This complete copyright notice must be included in any revised version of the
00017  * source code. Additional authorship citations may be added, but existing
00018  * author citations must be preserved.
00019  * 
00020  * This program is free software; you can redistribute it and/or modify
00021  * it under the terms of the GNU General Public License as published by
00022  * the Free Software Foundation; either version 2 of the License, or
00023  * (at your option) any later version.
00024  * 
00025  * This program is distributed in the hope that it will be useful,
00026  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00027  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00028  * GNU General Public License for more details.
00029  * 
00030  * You should have received a copy of the GNU General Public License
00031  * along with this program; if not, write to the Free Software
00032  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00033  * 
00034  * */
00035 
00036 #ifndef eman__fitsio_h__
00037 #define eman__fitsio_h__ 1
00038 
00039 #include "imageio.h"
00040 
00041 namespace EMAN
00042 {
00048         class FitsIO:public ImageIO
00049         {
00050         public:
00051                 explicit FitsIO(const string & filename, IOMode rw_mode = READ_ONLY);
00052                 ~FitsIO();
00053 
00054                 DEFINE_IMAGEIO_FUNC;
00055 
00056                 int read_ctf(Ctf & ctf, int image_index = 0);
00057                 void write_ctf(const Ctf & ctf, int image_index = 0);
00058 
00059                 static bool is_valid(const void *first_block, off_t file_size = 0);
00060                 static int get_mode_size(int mm);
00061                 static int to_em_datatype(int mrcmode);
00062                 static int to_mrcmode(int em_datatype, int is_complex);
00063 
00064         private:
00065                 string filename;
00066                 IOMode rw_mode;
00067                 FILE *fitsfile;
00068 
00069                 bool is_big_endian;
00070                 bool is_new_file;
00071                 bool initialized;
00072                 int dstart;
00073                 int dtype;
00074                 int nx,ny,nz;
00075         };
00076 }
00077 
00078 #endif  //eman__mrcio_h__

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