Re: Error codes returned by Fujitsu fi-5900c?

On 10/12/2023 19:16, Wes Rishel wrote:
> re: Really, for what you are trying to do, you might be better off 
> interfacing with the SANE API instead of trying to drive scanimage.
> 
> Thanks. This is something I have thought before. Right now I invoke 
> scanimage as a subprocess for each batch, so there is a noticeable delay 
> while it polls the USB addresses. It would be nice to do that once and 
> have each batch start quickly. If I had more access to the scanner for 
> debugging I might use that approach.
> 
> Meanwhile I will check out scanimage sources.

When I am away from my scanner and want to hack (and indeed for things 
like unit tests), I use the "test" backend.

It is not exactly the same as a fujitsu scanner, but for most frontend 
development, I find it very useful.

I would also recommend using the C, Python, or Perl APIs for libsane 
rather than wrapping scanimage.

Regards

Jeff

-----BEGIN PGP SIGNATURE-----
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=g+fu
-----END PGP SIGNATURE-----