[sane-devel] CanoScan D646U

[Henning Meier-Geinitz]

Hi,

On Wed, Dec 14, 2005 at 03:43:46PM -0500, Brent Yorgey wrote:
> I have a Canon CanoScan D646U which is currently unsupported.  It is a
> flatbed scanner with a USB interface.  I did try using the canon630u backend
> but it didn't work (although perhaps there are various configuration tricks
> which might make it work?  I don't know).  Although I have no experience
> with scanners or with writing device drivers in general, I do have a solid
> background in programming and linux, and relish a good challenging problem,
> so I (along with a friend) have been toying with the idea of writing a
> backend, because, well, it would be cool. (=  So I thought I would first
> toss out this message to see what guidance anyone might have to offer.  Has
> anyone worked on this scanner already?  Does anyone have any guesses as to
> what writing a backend for this scanner might entail?  Is there any code I
> can likely reuse (e.g. the code from the canon630u backend)?  Any other
> help/advice/links to useful information anyone has to offer?

Have you tried the test program from sourceforge? Maybe this can be
used as a base for a backend?

Bye,
  Henning