[sane-devel] Reflecta ProScan 7200

Michael Rickmann mrickma at gwdg.de
Fri Apr 29 19:32:16 UTC 2011

Hi allan, hi Jan,

Am 29.04.2011 14:01, schrieb m. allan noah:
> Those are some really complicated instructions :) You might try these instead:
> 1. install the libusb-dev package (or libusb-devel, not sure what your
> version of linux calls it)
> 2. install gcc package and it's required dependencies (though it's
> probably already installed)
> 3. download latest sane-backends from http://www.sane-project.org/snapshots/
> 4. tar xzf sane-backends...
> 5. cd sane-backends...
> 6. run (all on one line):
>   BACKENDS=pie ./configure --prefix=/usr --sysconfdir=/etc --disable-locking
> 7. make (then wait awhile)
> 8. copy the file backend/.libs/libsane-pie.so.1.0.23 over top of
> the copy provided by your distro, probably
> /usr/lib/sane/libsane-pie.so.1.0.20 (or .21) You can save the old
> one before you overwrite it if you want.
> 9. test with scanimage or xsane and various options.
> Only step #8 needs to be done as root. After a backend modification,
> you start at #7.
> Also note that there is a new library in sane, sanei-magic. It is used
> to provide some simple image manipulation routines. It has code to
> generate lookup tables for brightness/contrast, for software emulation
> of missing hardware features. You could extend that routine to also
> use gamma argument, and use that in pie backend.
> allan
That indeed sounds much simpler. I have split the pie.c though, put most 
of my stuff in a pie-usb.c file and changed the Makefile.am accordingly. 
So an autoreconf should be necessary for my stuff. Sorry,  for me too 
long code files are a pain to work with.

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