Yes- i think there is some problem with the calibration code on these machines, at higher resolutions the calibration is done differently than in lower resolutions. Perhaps the old version of the code did different calibration. How about telling which version of sane-backends is in use on your two systems?
allan On Fri, May 24, 2013 at 11:05 AM, Carl Davis <carl at carldavis.com> wrote: > Hello, > > I have a Canon DR-2580C. If I scan at anything above a ?resolution of 240 my > attempted scan fails with: > > "scanimage: open of device canon_dr:libusb:001:012 failed: Invalid argument" > > This problem does not exist on 12.04(1.0.22-7ubuntu1) but does on 12.10 and > 13.04 (1.0.23-0ubuntu1). I have run: > > "SANE_DEBUG_CANON_DR=30 scanimage --resolution=300 > 2580-1.pnm > 2>2580-13.04.log" > > and attached the log file to this email. I have also run the same command on > 12.04 (which succeeds) but it is 8MB bzipped so I won't attach it to list > mail unless requested. > > > Thanks, > > Carl > > > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > to sane-devel-request at lists.alioth.debian.org -- "The truth is an offense, but not a sin"
