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