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__emimio_h__ 00037 #define eman__emimio_h__ 1 00038 00039 #include "imageio.h" 00040 00041 namespace EMAN 00042 { 00048 class EmimIO:public ImageIO 00049 { 00050 public: 00051 explicit EmimIO(const string & filename, IOMode rw_mode = READ_ONLY); 00052 ~EmimIO(); 00053 00054 DEFINE_IMAGEIO_FUNC; 00055 static bool is_valid(const void *first_block); 00056 00057 00058 bool is_single_image_format() const 00059 { 00060 return false; 00061 } 00062 int get_nimg(); 00063 private: 00064 static const char *MAGIC; 00065 00066 enum 00067 { 00068 EMIM_COMPLEX = 1, 00069 PARM_NONE = 0, 00070 PARM_NORM = 1, 00071 NUM_INT_IN_FILE_HEADER = 16 00072 }; 00073 00074 struct EmimFileHeader 00075 { 00076 char magic[4]; // 'EMIM' 00077 int order; // This defines the byte order, value is 2 on correct machine 00078 int count; // # images in the file (24 bits max) 00079 int nx; 00080 int ny; 00081 int nz; // image size (all images in 1 file have same size) 00082 int flag; // flags are the same as well 00083 float pixel; // pixel/voxel size in A 00084 int misc[7]; // misc usage 00085 int headlen; // length of individual image headers (currently 166 x 4) 00086 char name[64]; // optional description of entire set of images 00087 }; 00088 00089 struct EmimImageHeader 00090 { 00091 char name[80]; // data set name 00092 unsigned int time; // time at which image was acquired 00093 int mgnum; // micrograph number or CCD frame 00094 int clipnum; // id of clip within micrograph/frame 00095 int id; // another id number 00096 float dx; 00097 float dy; 00098 float dz; // translation 00099 float alt, az, phi; // orientation 00100 short nparm; // number of parameter sets 00101 int ptype[4]; // type of each parameter set 00102 float param[4][32]; // Parameterized CTF/SNR, etc... 00103 }; 00104 00105 private: 00106 string filename; 00107 IOMode rw_mode; 00108 EmimFileHeader efh; 00109 FILE *emim_file; 00110 bool is_big_endian; 00111 bool initialized; 00112 }; 00113 } 00114 00115 00116 #endif //eman__emimio_h__