Mercurial > octave-libtiff
view libinterp/corefcn/ls-hdf5.h @ 31179:f294b800f002
Tiff.m: added tests for signed images and sub-directories.
author | magedrifaat <magedrifaat@gmail.com> |
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date | Wed, 17 Aug 2022 23:27:54 +0200 |
parents | 83f9f8bda883 |
children |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2003-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_ls_hdf5_h) #define octave_ls_hdf5_h 1 #include "octave-config.h" #include <iosfwd> #include "oct-hdf5-types.h" #include "ov.h" // first, we need to define our own dummy stream subclass, since // HDF5 needs to do its own file i/o // hdf5_fstreambase is used for both input and output streams, modeled // on the fstreambase class in <fstream.h> class hdf5_fstreambase : virtual public std::ios { public: // HDF5 uses an "id" to refer to an open file octave_hdf5_id file_id; // keep track of current item index in the file int current_item; hdf5_fstreambase () : file_id (-1), current_item () { } ~hdf5_fstreambase () { close (); } OCTINTERP_API hdf5_fstreambase (const char *name, int mode, int /* prot */ = 0); OCTINTERP_API void close (void); OCTINTERP_API void open (const char *name, int mode, int); OCTINTERP_API void open_create (const char *name, int mode); }; // input and output streams, subclassing istream and ostream // so that we can pass them for stream parameters in the functions below. class hdf5_ifstream : public hdf5_fstreambase, public std::istream { public: hdf5_ifstream () : hdf5_fstreambase (), std::istream (nullptr) { } hdf5_ifstream (const char *name, int mode = std::ios::in | std::ios::binary, int prot = 0) : hdf5_fstreambase (name, mode, prot), std::istream (nullptr) { } void open (const char *name, int mode = std::ios::in | std::ios::binary, int prot = 0) { hdf5_fstreambase::open (name, mode, prot); } }; class hdf5_ofstream : public hdf5_fstreambase, public std::ostream { public: hdf5_ofstream () : hdf5_fstreambase (), std::ostream (nullptr) { } hdf5_ofstream (const char *name, int mode = std::ios::out | std::ios::binary, int prot = 0) : hdf5_fstreambase (name, mode, prot), std::ostream (nullptr) { } void open (const char *name, int mode = std::ios::out | std::ios::binary, int prot = 0) { hdf5_fstreambase::open (name, mode, prot); } }; // Callback data structure for passing data to hdf5_read_next_data, below. struct hdf5_callback_data { public: hdf5_callback_data (void) : name (), global (false), tc (), doc () { } // the following fields are set by hdf5_read_data on successful return: // the name of the variable std::string name; // whether it is global bool global; // the value of the variable, in Octave form octave_value tc; // a documentation string (NULL if none) std::string doc; }; extern OCTINTERP_API octave_hdf5_id save_type_to_hdf5 (save_type st); extern OCTINTERP_API octave_hdf5_id hdf5_make_complex_type (octave_hdf5_id num_type); extern OCTINTERP_API bool hdf5_types_compatible (octave_hdf5_id t1, octave_hdf5_id t2); extern OCTINTERP_API octave_hdf5_err hdf5_read_next_data (octave_hdf5_id group_id, const char *name, void *dv); extern OCTINTERP_API octave_hdf5_err hdf5_h5g_iterate (octave_hdf5_id loc_id, const char *name, int *idx, void *operator_data); extern OCTINTERP_API bool add_hdf5_data (octave_hdf5_id loc_id, const octave_value& tc, const std::string& name, const std::string& doc, bool mark_global, bool save_as_floats); extern OCTINTERP_API int save_hdf5_empty (octave_hdf5_id loc_id, const char *name, const dim_vector& d); extern OCTINTERP_API int load_hdf5_empty (octave_hdf5_id loc_id, const char *name, dim_vector& d); extern OCTINTERP_API std::string read_hdf5_data (std::istream& is, const std::string& filename, bool& global, octave_value& tc, std::string& doc, const string_vector& argv, int argv_idx, int argc); extern OCTINTERP_API bool save_hdf5_data (std::ostream& os, const octave_value& tc, const std::string& name, const std::string& doc, bool mark_global, bool save_as_floats); extern OCTINTERP_API bool hdf5_check_attr (octave_hdf5_id loc_id, const char *attr_name); extern OCTINTERP_API bool hdf5_get_scalar_attr (octave_hdf5_id loc_id, octave_hdf5_id type_id, const char *attr_name, void *buf); extern OCTINTERP_API octave_hdf5_err hdf5_add_attr (octave_hdf5_id loc_id, const char *attr_name); extern OCTINTERP_API octave_hdf5_err hdf5_add_scalar_attr (octave_hdf5_id loc_id, octave_hdf5_id type_id, const char *attr_name, void *buf); #endif