/* Copyright (c) 1999-2017 Massachusetts Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "config.h"
#include "arrayh5.h"
#include "arrayh4.h"
#include "copyright.h"
#include "h5utils.h"
#define CHECK(cond, msg) { if (!(cond)) { fprintf(stderr, "h4fromh5 error: %s\n", msg); exit(EXIT_FAILURE); } }
void usage(FILE *f)
{
fprintf(f, "Usage: h4fromh5 [options] [<hdf4-files>]\n"
"Options:\n"
" -h : this help message\n"
" -V : print version number and copyright\n"
" -v : verbose output\n"
" -T : transposed output\n"
" -o <file> : output to HDF4 file <file>\n"
" -d <name> : use dataset <name> in the input file\n"
" -- you can also specify a dataset via <file>:<name>\n"
);
}
int main(int argc, char **argv)
{
char *h4_fname = NULL;
char *data_name = NULL;
extern char *optarg;
extern int optind;
int c;
int ifile;
int verbose = 0, transpose = 0;
while ((c = getopt(argc, argv, "hd:vTo:V")) != -1)
switch (c) {
case 'h':
usage(stdout);
return EXIT_SUCCESS;
case 'V':
printf("h4fromh5 " PACKAGE_VERSION " by Steven G. Johnson\n"
COPYRIGHT);
return EXIT_SUCCESS;
case 'v':
verbose = 1;
break;
case 'T':
transpose = 1;
break;
case 'd':
free(data_name);
data_name = my_strdup(optarg);
break;
case 'o':
free(h4_fname);
h4_fname = my_strdup(optarg);
break;
default:
fprintf(stderr, "Invalid argument -%c\n", c);
usage(stderr);
return EXIT_FAILURE;
}
if (optind == argc) { /* no parameters left */
usage(stderr);
return EXIT_FAILURE;
}
if (h4_fname && optind + 1 < argc) {
fprintf(stderr, "h4fromh5: only one .h5 file can be used with -o\n");
return EXIT_FAILURE;
}
for (ifile = optind; ifile < argc; ++ifile) {
char *h5_fname, *dname;
arrayh4 a4;
int i, err;
int32 dims_copy[ARRAYH4_MAX_RANK];
char *cur_h4_fname = h4_fname;
arrayh5 a;
h5_fname = split_fname(argv[ifile], &dname);
if (!dname[0])
dname = data_name;
if (!cur_h4_fname)
cur_h4_fname = replace_suffix(h5_fname, ".h5", ".hdf");
if (verbose)
printf("Reading HDF5 input file \"%s\"...\n", h5_fname);
err = arrayh5_read(&a, h5_fname, dname, NULL, 0, 0, 0, 0);
CHECK(!err, arrayh5_read_strerror[err]);
if (transpose)
arrayh5_transpose(&a);
CHECK(a.rank <= ARRAYH4_MAX_RANK, "HDF5 rank is too big");
for (i = 0; i < a.rank; ++i)
dims_copy[i] = a.dims[i];
CHECK(arrayh4_create(&a4, DFNT_FLOAT64, a.rank, dims_copy),
"error allocating HDF4 data");
for (i = 0; i < a.N; ++i)
a4.p.d[i] = a.data[i];
if (verbose) {
double a_min, a_max;
arrayh5_getrange(a, &a_min, &a_max);
printf("data ranges from %g to %g.\n", a_min, a_max);
}
if (verbose) {
int i;
printf("Writing size %d", a.dims[0]);
for (i = 1; i < a.rank; ++i)
printf("x%d", a.dims[i]);
printf(" data to %s\n", cur_h4_fname);
}
arrayh5_destroy(a);
arrayh4_write(cur_h4_fname, a4);
arrayh4_destroy(a4);
if (h4_fname != cur_h4_fname)
free(cur_h4_fname);
free(h5_fname);
}
return EXIT_SUCCESS;
}