Just to inform you I cannot get scanimage to scan i infrared, it make a tiff file with error, so the only frontend I have had working for infrared i tiffscan http://code.google.com/p/tiffscan
Claus Fredag den 9. december 2011 skrev Claus Boje: > With a little trial and study on what vuescan can I have find some > improvement for the epson2 driver for the epson 4990 (GX-T800) scanner and > probably also the GT-X900 and maybe other new epson scanners, but I don't > have any to test with. > > To get the scanner scanning in infrared this patch is necessary. > It is made against the git version of epson2-opt.c from the 12. of December > 2011 > > root at claus4:/disk5/sane2/patch# diff -cB git/epson2-ops.c > mysane/epson2-ops.c *** git/epson2-ops.c 2011-12-09 23:29:28.000000000 > +0100 > --- mysane/epson2-ops.c 2011-12-09 23:28:40.000000000 +0100 > *************** > *** 890,895 **** > --- 890,898 ---- > if (s->hw->use_extension && s->hw->TPU2) > extensionCtrl = 5; > > + if (s->val[OPT_MODE].w == MODE_INFRARED) > + extensionCtrl = 3; > + > /* ESC e */ > buf[26] = extensionCtrl; > > > > > ...but there is a problem more. > > The scanner (4990) has 2 TPU and TPU2 with a different scansize and the > scanner can only use the TPU (not TPU2) size for infrared scan. > > If the TPU2 is used for infrared scan, the image is a black and white image > or a NACK from the scanner with the FS W d[64] command. > > The right solution would bee to have 2 transparent units with the --source > argument (flatbed | Transparent unit | Transparent unit 8"x10") witch is > what vuescan has. I have not made any patch for that !!!!! > > xsane cannot scan in infrared, it make the scanner crash (need repower to > work again). I have used tiffscan for the tests, but scanimage should do > it too (maybe). > > Claus Boje -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.alioth.debian.org/pipermail/sane-devel/attachments/20111210/689f2ca0/attachment-0001.html>
