Paperkey (Was: Re: )
dshaw at jabberwocky.com
Thu Mar 11 23:53:03 CET 2010
On Mar 11, 2010, at 3:16 AM, john espiro wrote:
> I am using paperkey 1.2 from http://www.jabberwocky.com/software/paperkey/
> dmtxwrite version 0.7.3
> libdmtx version 0.7.3
> If I run this command:
> gpg --export-secret-key mykey at me.com | paperkey --ignore-crc-error --output-type raw | dmtxwrite -e8 -f png > my_pdf_file.png
> I get the 2D barcode generated correctly -- if the key is 1024 or 2048. If I try this with a secret key that is 4096, I am left with 20x20 pixel image that in no way looks complete. I wonder if there's a limitation with either paperkey or dmtxwrite, or if I am doing something wrong.
Paperkey doesn't care what size the key is. Try doing that same command line, but use "wc -c" instead of the dmtxwrite part to check that the output is larger than with a 2048 bit key. Perhaps dmtxwrite is having a problem?
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