Examples

common.h

Common files for all

gd.c

Usage: gd [args]

    Where args are:

-E, --histeq histogram equalisation -H, --hcuthigh=arg histogram cut-off high limit -L, --hcutlow=arg histogram cut-off low limit -T, --transform=arg type of intensity transformation (exp, lin, log, pow, sqrt) -h, --help show this help -i, --inname=arg name of input file -l, --histlvl=arg amount of levels for histogram calculation -n, --hdunumber=arg open image from given HDU number -o, --outpname=arg output file name (jpeg) -p, --palette=arg convert as given palette (br, cold, gray, hot, jet) -r, --rewrite rewrite output file -t, --textline=arg add text line to output image (at bottom)

imstat.c

Usage: imstat [args] input files Get statistics and modify images from first image HDU of each input file Where args are:

-a, --add=arg add some value (double, or 'mean', 'std', 'min', 'max') -h, --help show this help -m, --multiply=arg multiply by some value (double, operation run after adding) -o, --outfile=arg output file name (collect all input files) -z, --rmneg remove negative values (assign them to 0)

keylist.c

Usage: keylist [args] infile.fits

    Where args are:

-a, --addrec add record to first HDU (you can add more than one record in once, point more -a) -c, --contents show short file contents -h, --help show this help -i, --infile=arg input file name (you can also point it without any keys) -l, --list list all keywords -m, --modify modify values of given keys (each param should be "key = new_value") -o, --output=arg save result to file (else save to same file)

Contains example of protected file writing (blocking all possible signals).

listtable.c

Usage: listtable [args]

    Where args are:

-h, --help show this help -i, --fitsname=arg name of input file -l, --list list all tables in file -o, --outfile=arg output file name

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