[sane-devel] genesys: canon lide 210 produces black color scans

[Stef]

Le lundi 14 novembre 2011 22:59:07 Jiri Slaby a écrit :
> On 11/14/2011 10:40 PM, Stef wrote:
> > Le lundi 14 novembre 2011 18:18:19 Jiri Slaby a écrit :
> >> Hi,
> >> 
> >> The backlight is not turned on for resolutions < 600 when scanning in
> >> Color mode. Scanning in 600 or 1200 DPI works fine. So this sucks for
> >> xsane preview mode for example.
> >> 
> >> I tried to move ~/.sane away. This has no effect though.
> >> 
> >> This is the scanner:
> >> ID 04a9:190a Canon, Inc. CanoScan LiDE 210
> >> 
> >> The commandline is:
> >> $ export SANE_DEBUG_GENESYS=255
> >> $ export SANE_DEBUG_GENESYS_LOW=255
> >> $ scanimage --resolution 300 -y 5 --mode Color 2>dump300c
> >> >scan300c.pnm
> >> $ scanimage --resolution 600 -y 5 --mode Color 2>dump600c
> >> >scan600c.pnm
> >> $ scanimage --resolution 300 -y 5 --mode Gray 2>dump300g >scan300g.pnm
> >> 
> >> All three dumps and scans are here:
> >> http://www.fi.muni.cz/~xslaby/sklad/lide210-dark/
> >> 
> >> thanks,
> >> 
> > 	Hello,
> > 	
> > 	from the logs I see you are running SANE 1.0.22. It would be nice if
> > 	you
> > 
> > could test on current git version. This can be done by downloading
> > source code (see http://www.sane-project.org/snapshots/ ), unpack it,
> > then run configure and make (you'll need libusb-devel), don't do make
> > install, you can test as a normal user without installing by running
> > this (in the backend directory): export SANE_DEBUG_GENESYS=255
> > export SANE_DEBUG_GENESYS_LOW=255
> > export SANE_DEBUG_GENESYS_GL124=255
> > export LD_PRELOAD=.libs/libsane-genesys.so
> > genesys --clear-calibration --resolution 300 --mode Color  2>rl.log
> > >rl.pnm
> Uploaded at the same place. (No change.)
> 
> $ ./configure --without-snmp BACKENDS=genesys --prefix=/usr
> --sysconfdir=/etc
> $ make -j5
> $ make install DESTDIR=`pwd`/ddd
> $ export LD_LIBRARY_PATH=ddd/usr//lib64/sane/:ddd/usr/lib64/
> $ ./ddd/usr/bin/scanimage --clear-calibration --resolution 300 --mode
> Color  2>rl.log >rl.pnm
> 
> thanks,

	Hello,

	thanks for the debug data. I'll compare it with how my LiDE 110 is 
behaving. Are you running a 64 bit system ?

Regards,
	Stef