[sane-devel] Epson DS1660W

Olaf Meeuwissen paddy-hack at member.fsf.org
Sat Aug 17 09:40:02 BST 2019


Hi Jeff,

Jeffrey Ratcliffe writes:

> Hi Olaf,
>
> Thank you very much for your reply
>
>> I cursorily checked the backend's C++ code.  It uses operator|= to set
>> flags in the info variable.  It does not seem to clear the incoming
>> value.  Any chance you're seeing bits that the frontend did not bother
>> to initialize?
>
> That looks very likely. Thank you very much for the pointer. That means
> that I will have to patch the Perl XS code that is the glue to SANE.
>
> Is there any way of testing the imagescan/utsushi code via the Perl XS
> frontend without having the appropriate hardware?
>
> i.e. Is it possible to open something like the test backend via utsushi?

I'm afraid not.  That would qualify as an utsushi mock driver which is
marked as [TODO] in the README.  It has been marked like that since the
very first public release ... :-/

Sorry this doesn't help,
--
Olaf Meeuwissen, LPIC-2            FSF Associate Member since 2004-01-27
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