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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <stdlib.h>
#include "h5repack.h"
static void usage(void);
/*
Examples of use:
-v -i file1.h5 -o file2.h5 -f "dataset:GZIP 6" -l "dataset:CHUNK 2x2"
-v -i file1.h5 -o file2.h5 -f "GZIP 6"
*/
int main(int argc, char **argv)
{
char *infile = NULL;
char *outfile = NULL;
pack_opt_t options; /*the global options */
int i;
/* initialize options */
h5repack_init (&options,0);
for ( i = 1; i < argc; i++)
{
if (strcmp(argv[i], "-i") == 0) {
infile = argv[++i];
}
else if (strcmp(argv[i], "-o") == 0) {
outfile = argv[++i];
}
else if (strcmp(argv[i], "-v") == 0) {
options.verbose = 1;
}
else if (strcmp(argv[i], "-f") == 0) {
/* add the -f filter option */
h5repack_addfilter(argv[i+1],&options);
/* jump to next */
++i;
}
else if (strcmp(argv[i], "-l") == 0) {
/* parse the -l layout option */
h5repack_addlayout(argv[i+1],&options);
/* jump to next */
++i;
}
else if (strcmp(argv[i], "-m") == 0) {
options.threshold = parse_number(argv[i+1]);
if (options.threshold==-1) {
printf("Error: Invalid treshold size <%s>\n",argv[i+1]);
exit(1);
}
++i;
}
else if (strcmp(argv[i], "-e") == 0) {
read_info(argv[++i],&options);
}
else if (argv[i][0] == '-') {
usage();
}
}
if (infile == NULL || outfile == NULL)
usage();
/* pack it */
h5repack(infile,outfile,&options);
#if defined(H5_REPACK_DEBUG)
if (h5repack_verify(outfile,&options)<=0)
printf("Warning: Output file does not have some of the requested filters\n");
#endif
/* free tables */
h5repack_end(&options);
return 0;
}
/*-------------------------------------------------------------------------
* Function: usage
*
* Purpose: print usage
*
* Return: void
*
*-------------------------------------------------------------------------
*/
static
void usage(void)
{
printf("h5repack -i input -o output [-h] [-v] [-f 'comp_info'] [-l 'chunk_info'][-m number][-e file] \n");
printf("\n");
printf("-i input Input HDF5 File\n");
printf("-o output Output HDF5 File\n");
printf("[-h] Print usage message\n");
printf("[-f 'filter'] Filter type: 'filter' is a string with the format\n");
printf(" <list of objects> : <name of filter> <filter parameters>\n");
printf(" <list of objects> is a comma separated list of object names\n");
printf(" meaning apply compression only to those objects.\n");
printf(" if no object names are specified, the filter is applied to all objects\n");
printf(" <name of filter> can be:\n");
printf(" GZIP, to apply the HDF5 GZIP filter (GZIP compression)\n");
printf(" SZIP, to apply the HDF5 SZIP filter (SZIP compression)\n");
printf(" SHUF, to apply the HDF5 shuffle filter\n");
printf(" FLET, to apply the HDF5 checksum filter\n");
printf(" NONE, to remove the filter\n");
printf(" <filter parameters> is optional compression info\n");
printf(" GZIP, the deflation level\n");
printf(" SZIP, the pixels per block parameter\n");
printf("[-l 'layout'] Layout type. 'layout' is a string with the format\n");
printf(" <list of objects> : <layout type>\n");
printf(" <list of objects> is a comma separated list of object names,\n");
printf(" meaning that layout information is supplied for those objects.\n");
printf(" if no object names are specified, the layout is applied to all objects\n");
printf(" <layout type> can be:\n");
printf(" CHUNK, to apply chunking layout\n");
printf(" COMPA, to apply compact layout\n");
printf(" CONTI, to apply continuous layout\n");
printf(" <layout parameters> is present for the chunk case only\n");
printf(" it is the chunk size of each dimension:\n");
printf(" <dim_1 x dim_2 x ... dim_n>\n");
printf("\n");
printf("-e file File with the -f and -l options (only filter and layout flags)\n");
printf("-m number Do not apply the filter to objects which size in bytes is smaller than number.\n");
printf(" If no size is specified a minimum of 1024 bytes is assumed.\n");
printf("\n");
exit(1);
}
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