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Re: COPY/DD and OUTDISK/FITS
On Wednesday 04 February 2004 04:25, Paul Warhurst wrote:
> Midas 058>COPY/DD blah.bdf NPIX/i/1/1 blah.bdf NAXIS1/i/1/1
> which works fine, creating NAXIS1 and copying the 1st elemnet from
> to the first element of NAXIS1. This is while the file is BDF, but
> I OUTDISK/FITS the resultant BDF files, the newly created descriptors
> dissappear! For fun I tried OUTTAPE/FITS, the fun was shortlived.. no
The problem is associated to the special meaning of the NAXISn keywords
in FITS. To avoid problems, MIDAS descriptors with names corresponding
standard FITS keywords are treated in a special way (in most cases
The include file 'incl/fitsdkw.h' defines the exact list of descriptors
are handled with a special mapping. The list also includes descriptors
special MIDAS meaning.
It is possible to change this list and re-compile/install MIDAS but it
give unforeseen side-effects.