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

Jim MacLeod j75trym at blueyonder.co.uk
Thu Sep 15 19:32:42 UTC 2005


Bauke Jan Douma wrote:

> 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.
> 
Great news - the only problem being that it's way beyond my current skill
level. Is there any chance of a mini how-to or should I wait for the new
epkowa release?

> 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.
Thanks
Jim




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