/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the files COPYING and Copyright.html. COPYING can be found at the root * * of the source code distribution tree; Copyright.html can be found at the * * root level of an installed copy of the electronic HDF5 document set and * * is linked from the top-level documents page. It can also be found at * * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have * * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #ifndef H5REPACK_H__ #define H5REPACK_H__ #include "hdf5.h" #include "h5trav.h" #include "h5diff.h" #include "h5tools.h" #define H5FOPENERROR "unable to open file" #define PFORMAT "%-7s %-7s %-7s\n" /*chunk info, compression info, name*/ #define PFORMAT1 "%-7s %-7s %-7s" /*chunk info, compression info, name*/ #define MAX_NC_NAME 256 /* max length of a name */ #define MAX_VAR_DIMS 32 /* max per variable dimensions */ /*------------------------------------------------------------------------- * data structures for command line options *------------------------------------------------------------------------- */ /* a list of names */ typedef struct { char obj[MAX_NC_NAME]; } obj_list_t; /* the type of filter and additional parameter type can be one of the filters H5Z_FILTER_NONE 0, uncompress if compressed H5Z_FILTER_DEFLATE 1 , deflation like gzip H5Z_FILTER_SHUFFLE 2 , shuffle the data H5Z_FILTER_FLETCHER32 3 , letcher32 checksum of EDC H5Z_FILTER_SZIP 4 , szip compression */ #define CDVALUES 2 typedef struct { H5Z_filter_t filtn; /* filter identification number */ int cd_values[CDVALUES]; /* filter client data values */ } filter_info_t; /* chunk lengths along each dimension and rank */ typedef struct { hsize_t chunk_lengths[MAX_VAR_DIMS]; int rank; } chunk_info_t; /* we currently define a maximum value for the filters array, that corresponds to the current library filters */ #define H5_REPACK_MAX_NFILTERS 4 /* information for one object, contains PATH, CHUNK info and FILTER info */ typedef struct { char path[MAX_NC_NAME]; /* name of object */ filter_info_t filter[H5_REPACK_MAX_NFILTERS]; /* filter array */ int nfilters; /* current number of filters */ H5D_layout_t layout; /* layout information */ chunk_info_t chunk; /* chunk information */ hid_t refobj_id; /* object ID, references */ } pack_info_t; /* store a table of all objects */ typedef struct { int size; int nelems; pack_info_t *objs; } pack_opttbl_t; /*------------------------------------------------------------------------- * command line options *------------------------------------------------------------------------- */ /* all the above, ready to go to the hrepack call */ typedef struct { pack_opttbl_t *op_tbl; /*table with all -c and -f options */ int all_layout; /*apply the layout to all objects */ int all_filter; /*apply the filter to all objects */ filter_info_t filter_g; /*global filter INFO for the ALL case */ chunk_info_t chunk_g; /*global chunk INFO for the ALL case */ H5D_layout_t layout_g; /*global layout information for the ALL case */ int verbose; /*verbose mode */ hsize_t threshold; /*minimum size to compress, in bytes */ } pack_opt_t; /*------------------------------------------------------------------------- * public functions *------------------------------------------------------------------------- */ #ifdef __cplusplus extern "C" { #endif int h5repack (const char* infile, const char* outfile, pack_opt_t *options); int h5repack_addfilter (const char* str, pack_opt_t *options); int h5repack_addlayout (const char* str, pack_opt_t *options); int h5repack_init (pack_opt_t *options, int verbose); int h5repack_end (pack_opt_t *options); int h5repack_verify (const char *fname,pack_opt_t *options); int h5repack_cmpdcpl (const char *fname1, const char *fname2); #ifdef __cplusplus } #endif /*------------------------------------------------------------------------- * private functions *------------------------------------------------------------------------- */ int check_objects(const char* fname, pack_opt_t *options); int copy_objects(const char* fnamein, const char* fnameout, pack_opt_t *options); void print_objlist(const char *filename, int nobjects, trav_info_t *travi ); int do_copy_objects(hid_t fidin, hid_t fidout, trav_table_t *travt, pack_opt_t *options); int copy_attr(hid_t loc_in, hid_t loc_out, pack_opt_t *options ); int do_copy_refobjs(hid_t fidin, hid_t fidout, trav_table_t *travt, pack_opt_t *options); /* repack options */ void read_info(const char *filename,pack_opt_t *options); void init_packobject(pack_info_t *obj); int print_filters(hid_t dcpl_id); /*------------------------------------------------------------------------- * filters *------------------------------------------------------------------------- */ int filter_this(const char* name, pack_opt_t *options, pack_info_t *pack); /* info about object to filter */ int apply_filters(const char* name, /* object name from traverse list */ int rank, /* rank of dataset */ hsize_t *dims, /* dimensions of dataset */ hid_t dcpl_id, /* dataset creation property list */ hid_t type_id, /* datatype */ pack_opt_t *options, /* repack options */ pack_info_t *obj); /* info about object to filter */ int has_filter(hid_t dcpl_id, H5Z_filter_t filtnin); int check_szip_params( unsigned bits_per_pixel, unsigned pixels_per_block, unsigned pixels_per_scanline, hsize_t image_pixels); int check_szip(hid_t type_id, /* dataset datatype */ int rank, /* chunk rank */ hsize_t *dims, /* chunk dims */ unsigned szip_options_mask /*IN*/, unsigned *szip_pixels_per_block /*IN,OUT*/, pack_opt_t *options); int can_read(const char* name, /* object name from traverse list */ hid_t dcpl_id, /* dataset creation property list */ pack_opt_t *options); /* repack options */ /*------------------------------------------------------------------------- * layout functions *------------------------------------------------------------------------- */ int has_layout(hid_t dcpl_id, pack_info_t *obj); int layout_this(hid_t dcpl_id, /* DCPL from input object */ const char* name, /* object name from traverse list */ pack_opt_t *options, /* repack options */ pack_info_t *pack /*OUT*/) /* object to apply layout */; int apply_layout(hid_t dcpl_id, pack_info_t *pack); /* info about object */ /*------------------------------------------------------------------------- * options table *------------------------------------------------------------------------- */ int options_table_init( pack_opttbl_t **tbl ); int options_table_free( pack_opttbl_t *table ); int options_add_layout( obj_list_t *obj_list, int n_objs, pack_info_t *pack, pack_opttbl_t *table ); int options_add_filter ( obj_list_t *obj_list, int n_objs, filter_info_t filt, pack_opttbl_t *table ); pack_info_t* options_get_object( const char *path, pack_opttbl_t *table); /*------------------------------------------------------------------------- * parse functions *------------------------------------------------------------------------- */ obj_list_t* parse_filter(const char *str, int *n_objs, filter_info_t *filt, pack_opt_t *options); obj_list_t* parse_layout(const char *str, int *n_objs, pack_info_t *pack, /* info about object */ pack_opt_t *options); const char* get_sfilter (H5Z_filter_t filtn); int parse_number(char *str); /*------------------------------------------------------------------------- * tests *------------------------------------------------------------------------- */ #define FNAME1 "test1.h5" #define FNAME1OUT "test1out.h5" #define FNAME2 "test2.h5" #define FNAME2OUT "test2out.h5" #define FNAME3 "test3.h5" #define FNAME3OUT "test3out.h5" #define FNAME4 "test4.h5" #define FNAME4OUT "test4out.h5" #define FNAME5 "test5.h5" #define FNAME5OUT "test5out.h5" #define FNAME6 "test6.h5" int make_testfiles(void); int write_dset( hid_t loc_id, int rank, hsize_t *dims, const char *dset_name, hid_t type_id, void *buf ); int write_attr(hid_t loc_id, int rank, hsize_t *dims, const char *attr_name, hid_t type_id, void *buf); void write_attr_in(hid_t loc_id, const char* dset_name, /* for saving reference to dataset*/ hid_t fid, /* for reference create */ int make_diffs /* flag to modify data buffers */); void write_dset_in(hid_t loc_id, const char* dset_name, /* for saving reference to dataset*/ hid_t file_id, int make_diffs /* flag to modify data buffers */); int make_filters(hid_t loc_id); int make_layout(hid_t loc_id); /*------------------------------------------------------------------------- * tests utils *------------------------------------------------------------------------- */ int make_dset(hid_t loc_id, const char *name, hid_t sid, hid_t dcpl, void *buf); int make_attr(hid_t loc_id, int rank, hsize_t *dims, const char *attr_name, hid_t type_id, void *buf); /*------------------------------------------------------------------------- * check SZIP parameters *------------------------------------------------------------------------- */ typedef struct { int compression_mode; int options_mask; unsigned bits_per_pixel; unsigned pixels_per_block; unsigned pixels_per_scanline; hsize_t pixels; }szip_comp_t; /* for SZIP */ #if !defined (NN_OPTION_MASK) #define NN_OPTION_MASK 32 #endif #if !defined (RAW_OPTION_MASK) #define RAW_OPTION_MASK 128 #endif #if !defined (MAX_BLOCKS_PER_SCANLINE) #define MAX_BLOCKS_PER_SCANLINE 128 #endif #if !defined (MAX_PIXELS_PER_BLOCK) #define MAX_PIXELS_PER_BLOCK 32 #endif #if !defined (MAX_PIXELS_PER_SCANLINE) #define MAX_PIXELS_PER_SCANLINE (MAX_BLOCKS_PER_SCANLINE)*(MAX_PIXELS_PER_BLOCK) #endif #if !defined (NN_MODE) #define NN_MODE 1 #endif #endif /* H5REPACK_H__ */