Hi, On Tue, Oct 21, 2008 at 08:19:14AM -0400, m. allan noah wrote: > the permissions of your program are irrelevant. it is the permissions of the > USB device file that matter. >Usually, these devices are owned by a group like scanner, and adding yourself >to that group fixes the problem.
I added myself to the group scanner but it doesn't seem to resolve the problem; here are also the output of the command groups under my Ubuntu Hardy; tell me what I can do anymore? yp at ubu:~$ groups yp adm dialout cdrom floppy audio dip video plugdev scanner fuse lpadmin admin Y P --- Our previous session --- > On Tue, Oct 21, 2008 at 7:50 AM, Y P <yellow.penguin at edpnet.be> wrote: > > Hi, > > > > On Mon, Oct 20, 2008 at 08:26:39PM -0400, m. allan noah wrote: > >> perhaps try to sudo your scanimage command. > > > > Well that works now. > > But: > > > >>if that helps, then you > >> need more permissions, perhaps adding yourself to group scanner will > >> be enough. > > > > It seems not: when I launch my homemade scanning script the scanimage > > message says: > > scanimage: no SANE devices found > > > > Note that I tryed th next: > > sudo chown yp:scanner /usr/local/bin/scan2* > > (to sete my scripts in the scanner group, > > idem I did: chown yp:scanner ~/lin_scans > > since taht's my destination dir. > > > > None of any changed something: > > ONLY sudo scan2* works. > > > > What am I missing ? (its an USB scanner, so I don't need any /dev/scanner or > > so ? > > > > Y P > > > > --- My orig. session --- > >> On Mon, Oct 20, 2008 at 2:13 PM, Y P <yellow.penguin at edpnet.be> wrote: > >> > Hello SANE-people, > >> > > >> > can someone help advising me ? > >> > > >> > - my scanner is a new Canon CanoScan LiDE25 > >> > - my distro is Ubuntu Hardy > >> > - I use the sane-utils since I'm blind and 99.9% commandline user > >> > - the device seem to scan but the scanned page is blank; > >> > these are more details: > >> > > >> > # What's already installed or have been added: > >> > aldo at ubu:~$ dpkg -l |grep sane > >> > ii libsane 1.0.19-1ubuntu3 > >> > API library for scanners > >> > > >> > ii sane-utils 1.0.19-1ubuntu3 > >> > API library for scanners -- utilities > >> > > >> > (added by me) > >> > ii xsane 0.995-1ubuntu1 > >> > featureful graphical frontend for SANE (Scan > >> > > >> > ii xsane-common 0.995-1ubuntu1 > >> > featureful graphical frontend for SANE (Scan > >> > > >> > > >> > # Test to see which groups the major user is being member of: > >> > aldo at ubu:~$ groups > >> > aldo adm dialout cdrom floppy audio dip video plugdev fuse lpadmin admin > >> > > >> > (I don't know if I must addgroup scanner and adduser aldo scanner ? > >> > > >> > aldo at ubu:~$ lsusb > >> > Bus 005 Device 001: ID 0000:0000 > >> > > >> > Bus 004 Device 001: ID 0000:0000 > >> > > >> > Bus 003 Device 002: ID 046d:c310 Logitech, Inc. > >> > > >> > Bus 003 Device 001: ID 0000:0000 > >> > > >> > Bus 002 Device 002: ID 0a5c:2101 Broadcom Corp. > >> > > >> > Bus 002 Device 001: ID 0000:0000 > >> > > >> > Bus 001 Device 005: ID 04a9:2220 Canon, Inc. > >> > > >> > Bus 001 Device 003: ID 05e3:0606 Genesys Logic, Inc. D-Link DUB-H4 USB > >> > 2.0 Hub > >> > > >> > Bus 001 Device 001: ID 0000:0000 > >> > > >> > (the device is detected) > >> > > >> > aldo at ubu:~$ sane-find-scanner > >> > > >> > > >> > # sane-find-scanner will now attempt to detect your scanner. If the > >> > > >> > # result is different from what you expected, first make sure your > >> > > >> > # scanner is powered up and properly connected to your computer. > >> > > >> > > >> > > >> > # No SCSI scanners found. If you expected something different, make > >> > sure that > >> > > >> > # you have loaded a kernel SCSI driver for your SCSI adapter. > >> > > >> > > >> > > >> > found USB scanner (vendor=0x04a9, product=0x2220, chip=LM983x?) at > >> > libusb:001:005 > >> > > >> > # Your USB scanner was (probably) detected. It may or may not be > >> > supported by > >> > > >> > # SANE. Try scanimage -L and read the backend's manpage. > >> > > >> > > >> > > >> > # Not checking for parallel port scanners. > >> > > >> > > >> > > >> > # Most Scanners connected to the parallel port or other proprietary > >> > ports > >> > > >> > # can't be detected by this program. > >> > > >> > > >> > > >> > # You may want to run this program as root to find all devices. Once you > >> > > >> > # found the scanner devices, be sure to adjust access permissions as > >> > > >> > # necessary. > >> > > >> > (its type is USB, so that's OK) > >> > > >> > # now as user: > >> > aldo at ubu:~$ scanimage -L > >> > > >> > > >> > No scanners were identified. If you were expecting something different, > >> > > >> > check that the scanner is plugged in, turned on and detected by the > >> > > >> > sane-find-scanner tool (if appropriate). Please read the documentation > >> > > >> > which came with this software (README, FAQ, manpages). > >> > > >> > > >> > # As sudo: > >> > aldo at ubu:~$ sudo scanimage -L > >> > [sudo] password for aldo: > >> > device `plustek:libusb:001:005' is a Canon CanoScan LiDE25 flatbed > >> > scanner > >> > > >> > > >> > Now if I do: > >> > scanimage -v -p -l 0 -t 0 -x 215 -y 297 --mode Gray --format tiff > >> > --resolution 600 >/tmp/tmp.tiff > >> > convert /tmp/tmp.tiff oout.jpg > >> > > >> > it seems to scan, but friends are telling me the scanned doc is empty. > >> > > >> > I don't see what is wrong? > >> > > >> > Grtnx, > >> > > >> > Aldo. > >> > > >> > > >> > -- > >> > sane-devel mailing list: sane-devel at lists.alioth.debian.org > >> > http://lists.alioth.debian.org/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" > > > > -- > > https://bugs.launchpad.net/ubuntu/+bug/1 : > > Micro$oft has a majority market share in the new desktop PC marketplace. > > This is a bug, which Ubuntu is designed to fix ! > > http://www.ubuntu.com/ > > > > > > -- > "The truth is an offense, but not a sin" -- https://bugs.launchpad.net/ubuntu/+bug/1 : Micro$oft has a majority market share in the new desktop PC marketplace. This is a bug, which Ubuntu is designed to fix ! http://www.ubuntu.com/
