what version of sane-backends is that? Can you also try a test at 600 dpi? allan
On Fri, Feb 4, 2011 at 4:24 PM, Joachim Franek <Joachim.Franek at t-online.de> wrote: > On Friday 04 February 2011 17:53:32 m. allan noah wrote: >> No, Markus has uncovered a real bug. The S1500 chokes when doing high >> resolution duplex scans. The backend reads data from both sides of the >> paper, and buffers the back side. Unfortunately, we read too far ahead >> on the backside, and the scanner has problems. >> >> Do you have the S1500 too? perhaps you could repeat the experiment: >> >> scanimage -b -d fujitsu --source "ADF Duplex" --mode color >> >> then see if out1.pnm and out2.pnm look reasonable. >> >> allan >> > > Hi allan, > > yes I have this very nice device, > to win the war against paper on the command line! > > Do you know, how to convince Fujitsu to deliver Abbyy Finereader > not only for win and mac? > > The results (pnm-files) from command 1 to 3 (see below) are ok! > > My results: > > "Color" > jjf at nb8:~$ scanimage --device=fujitsu --df-action Stop --batch-count=900 -- > batch-increment=1 --mode=Color --resolution 300 --y-resolution=300 ?--page- > height 500.0 --brightness 0 --contrast 0 --source="ADF Duplex" -l 2.0 -t 0.0 - > x 215 -y 300 --batch=test_%d.pnm --batch-start=1 > scanimage: rounded value of page-height from 500 to 499.998 > scanimage: rounded value of tl-x from 2 to 2.01057 > scanimage: rounded value of br-x from 217.011 to 215.872 > scanimage: rounded value of br-y from 300 to 299.999 > Scanning 900 pages, incrementing by 1, numbering from 1 > Scanning page 1 > Scanned page 1. (scanner status = 5) > Scanning page 2 > Scanned page 2. (scanner status = 5) > Scanning page 3 > scanimage: sane_start: Document feeder out of documents > > -b added > jjf at nb8:~$ scanimage -b --device=fujitsu --df-action Stop > --batch-count=900 -- > batch-increment=1 --mode=Color --resolution 300 --y-resolution=300 ?--page- > height 500.0 --brightness 0 --contrast 0 --source="ADF Duplex" -l 2.0 -t 0.0 - > x 215 -y 300 --batch=test2_%d.pnm --batch-start=1 > scanimage: rounded value of page-height from 500 to 499.998 > scanimage: rounded value of tl-x from 2 to 2.01057 > scanimage: rounded value of br-x from 217.011 to 215.872 > scanimage: rounded value of br-y from 300 to 299.999 > Scanning 900 pages, incrementing by 1, numbering from 1 > Scanning page 1 > Scanned page 1. (scanner status = 5) > Scanning page 2 > Scanned page 2. (scanner status = 5) > Scanning page 3 > scanimage: sane_start: Document feeder out of documents > > "color" > jjf at nb8:~$ scanimage -b --device=fujitsu --df-action Stop > --batch-count=900 -- > batch-increment=1 --mode=color --resolution 300 --y-resolution=300 ?--page- > height 500.0 --brightness 0 --contrast 0 --source="ADF Duplex" -l 2.0 -t 0.0 - > x 215 -y 300 --batch=test2_%d.pnm --batch-start=1 > scanimage: rounded value of page-height from 500 to 499.998 > scanimage: rounded value of tl-x from 2 to 2.01057 > scanimage: rounded value of br-x from 217.011 to 215.872 > scanimage: rounded value of br-y from 300 to 299.999 > Scanning 900 pages, incrementing by 1, numbering from 1 > Scanning page 1 > Scanned page 1. (scanner status = 5) > Scanning page 2 > Scanned page 2. (scanner status = 5) > Scanning page 3 > scanimage: sane_start: Document feeder out of documents > > on Ubuntu 10.04 32bit > > Joachim > > -- > 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"
