[fitsbits] byte offsets from CFITSIO

Demitri Muna demitri.muna at gmail.com
Tue Dec 10 17:38:33 EST 2013


Hi,

I would like to accomplish the following with CFITSIO:

- get the byte offset from the start of the file to HDU x
- get the byte offset for the start of data (image or table) for HDU x
- if an HDU is a table, get the length in bytes for each row such that I
can compute the byte offset from the start of the HDU (or table, or file)
to each row in the table (is this possible given variable length rows?)

Is this possible now, and if not, how can it be done?

Cheers,
Demitri

_________________________________________
Demitri Muna

Department of Astronomy
Ohio State University

http://scicoder.org/
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