Could you try a more recent version of sane-backends, or perhaps a git snapshot?
allan On Tue, Dec 29, 2009 at 5:34 AM, Rainer Dorsch <rdorsch at web.de> wrote: > Hello, > > when scanning with the Epson Perfection 610 with 150dpi color mode, sane > creates corrupted files > > rd at dell:~$ scanimage -L > device `epson2:libusb:001:003' is a Epson Perfection610 flatbed scanner > device `epson:libusb:001:003' is a Epson Perfection610 flatbed scanner > device `epkowa:libusb:001:003' is a Epson Perfection 610 flatbed scanner > Crd at dell:~$scanimage --device-name='epson2:libusb:001:003' --mode='Color' > -y > 297 -l 0 --resolution='150' -x 210 --wait-for-button='yes' -t 0 --verbose > > test.pnm > scanimage: scanning image of size 1240x1748 pixels at 24 bits/pixel > scanimage: acquiring RGB frame > scanimage: min/max graylevel value = 34/253 > scanimage: read 6487680 bytes in total > rd at dell:~$ pnmtopng test.pnm > test.png > pnmtopng: EOF / read error reading a row of pixels > rd at dell:~$ > > Also imagemagick has problems with this file > > rd at dell:~$ convert test.pnm test.png > convert: unable to read image data `test.pnm'. > convert: missing an image filename `test.png'. > rd at dell:~$ ls -l test.pnm > -rw-r--r-- 1 rd rd 6487717 29. Dez 10:40 test.pnm > rd at dell:~$ > > For reference I put the corupted file to > > http://bokomoko.de/~rd/test.pnm > > Since kuickshow displays test.pnm well (also with more meaningfull examples), > I think sane scans the page ok, but has some issue when writting the pnm > file. > > When scanning with 300 dpi in color mode or 150 dpi in binary mode, there is > no issue: > > rd at dell:~$ scanimage --device-name='epson2:libusb:001:003' --mode='Color' > -y > 297 -l 0 --resolution='300' -x 210 --wait-for-button='yes' -t 0 --verbose > > test300.pnm > scanimage: scanning image of size 2480x3496 pixels at 24 bits/pixel > scanimage: acquiring RGB frame > scanimage: min/max graylevel value = 19/255 > scanimage: read 26010240 bytes in total > rd at dell:~$ pnmtopng test300.pnm > test300.png > rd at dell:~$ > > Again for reference: http://bokomoko.de/~rd/test300.pnm > > I am using the sane-backends version 1.0.19 contained in Debian 5.0 > > Thanks, > Rainer > > -- > 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"
