diff options
Diffstat (limited to 'vendor/cfitsio/fitscopy.c')
-rw-r--r-- | vendor/cfitsio/fitscopy.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/vendor/cfitsio/fitscopy.c b/vendor/cfitsio/fitscopy.c new file mode 100644 index 00000000..67e32295 --- /dev/null +++ b/vendor/cfitsio/fitscopy.c @@ -0,0 +1,60 @@ +#include <stdio.h> +#include "fitsio.h" + +int main(int argc, char *argv[]) +{ + fitsfile *infptr, *outfptr; /* FITS file pointers defined in fitsio.h */ + int status = 0; /* status must always be initialized = 0 */ + + if (argc != 3) + { + printf("Usage: fitscopy inputfile outputfile\n"); + printf("\n"); + printf("Copy an input file to an output file, optionally filtering\n"); + printf("the file in the process. This seemingly simple program can\n"); + printf("apply powerful filters which transform the input file as\n"); + printf("it is being copied. Filters may be used to extract a\n"); + printf("subimage from a larger image, select rows from a table,\n"); + printf("filter a table with a GTI time extension or a SAO region file,\n"); + printf("create or delete columns in a table, create an image by\n"); + printf("binning (histogramming) 2 table columns, and convert IRAF\n"); + printf("format *.imh or raw binary data files into FITS images.\n"); + printf("See the CFITSIO User's Guide for a complete description of\n"); + printf("the Extended File Name filtering syntax.\n"); + printf("\n"); + printf("Examples:\n"); + printf("\n"); + printf("fitscopy in.fit out.fit (simple file copy)\n"); + printf("fitscopy - - (stdin to stdout)\n"); + printf("fitscopy in.fit[11:50,21:60] out.fit (copy a subimage)\n"); + printf("fitscopy iniraf.imh out.fit (IRAF image to FITS)\n"); + printf("fitscopy in.dat[i512,512] out.fit (raw array to FITS)\n"); + printf("fitscopy in.fit[events][pi>35] out.fit (copy rows with pi>35)\n"); + printf("fitscopy in.fit[events][bin X,Y] out.fit (bin an image) \n"); + printf("fitscopy in.fit[events][col x=.9*y] out.fit (new x column)\n"); + printf("fitscopy in.fit[events][gtifilter()] out.fit (time filter)\n"); + printf("fitscopy in.fit[2][regfilter(\"pow.reg\")] out.fit (spatial filter)\n"); + printf("\n"); + printf("Note that it may be necessary to enclose the input file name\n"); + printf("in single quote characters on the Unix command line.\n"); + return(0); + } + /* Open the input file */ + if ( !fits_open_file(&infptr, argv[1], READONLY, &status) ) + { + /* Create the output file */ + if ( !fits_create_file(&outfptr, argv[2], &status) ) + { + + /* copy the previous, current, and following HDUs */ + fits_copy_file(infptr, outfptr, 1, 1, 1, &status); + + fits_close_file(outfptr, &status); + } + fits_close_file(infptr, &status); + } + + /* if error occured, print out error message */ + if (status) fits_report_error(stderr, status); + return(status); +} |