[sane-devel] Epson Perfection 3490 -> included bugfix makes it work

Bjorn Solberg bjorn_sane at hekneby.org
Fri Sep 16 07:30:38 UTC 2005


Bauke Jan Douma writes:

> Hi!
> Good news for all you with an Epson Perfection 3490 USB scanner.

> Here is a bugfix to get the 'Epson Perfection 3490' scanner working.
> It now makes perfect color *.pnm scans, at full A4 size.

> The details: I've been looking over some usbmon dumps and scanimage
> debug logs, and the Perfection 3490 should just read 120 bytes even
> when firmware isn't loaded yet.

> The fix is in snapscan-scsi.c.
> Here are two kinds of diffs, I'm not sure which format is mandatory.
> The diffs are against CVS snapshot sane-backends-2005-09-15.

I applied the diffs against the latest CVS source (locally, I don't have
write access to the CVS), and I can confirm that it works for scanning
the whole page.  (I haven't done any tests for other options yet.)

Thanks a lot for this!

Bjorn.



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