[sane-devel] iscan questions

[Russ Fineman]

On Sunday 14 December 2008 16:41:39 Olaf Meeuwissen wrote:
> Putting this back on sane-devel.
>
> Russ Fineman <russbucket at nwi.net> writes:
> > On Thursday 11 December 2008 15:20:42 you wrote:
> >> Russ Fineman <russbucket at nwi.net> writes:
> >> > Can anyone tell me where to file bug report for Iscan?
> >>
> >>   https://www.avasys.jp/secure/english/linux_e/support_form.html
> >>
> >> but if the problem is with any of the SUSE provides packages please
> >> report it with SUSE.
> >>
> >> > I can scan to a file just fine (Epson CX6600) but try as I can to
> >> > scan to a printer and Iscan just closes down.
> >>
> >> What do you mean with "just closes down"?
> >
> > GUI interface just disappears (closes) from the screen.
>
> That's a bug.
>
> >> Can you scan to PNG file?  If yes, change the print command (Click the
> >> Configuration button) to
> >>
> >>   cat > `date +%Y-%m-%d`.png
> >
> > No if I scan to file, and try to select PNG or TIFF they are greyed out.
> > I can only select PNM or JPEG. See Below.
>
> Allright.  No PNG support.  That means you can't print because that
> relies on an intermediate PNG file.  You shouldn't have been able to
> even select scanning to printer in that case.
>
> > [snip]
> >
> >> > Using Iscan version Epkowa driver from AVASYA. OpenSUSE 11.0. Ran
> >> > fine on 10.3 and previous versions. Thought I saw something about
> >> > have to use older version iscan-proprietary-drivers-2.10.0.1-10.1
> >> > iscan-2.10.0.1-21.1 iscan-firmware-2.8.0.1-48.1
>
> You don't mention the iscan version you use, but I am assuming you are
> using a self-built version of 2.12.0 or later.  The following is based
> on that assumption.
>
> > [snip]
> > The problem appears to be Iscan looking for libpng0.so shared object
> > file: error message: terminate called after throwing an instance of
> > 'std::runtime_error'
> >   what():  libpng.so: cannot open shared object file: No such file or
> > directory
> >
> > there are two references to libpng.so:
> >   lrwxrwxrwx 1 root root 11 2008-11-13 10:18 /usr/lib64/libpng.so ->
> > libpng12.so
> >
> >  -rwxr-xr-x 1 root root 21522 2008-10-07 08:13
> > /usr/lib64/compiz/libpng.so
> >
> > Not sure if this is a SUSE problem or Iscan. Should the libpng.so link to
> > libpng12.so?
>
> It's a problem with both really.  You can work around this by running
> iscan from the command-line as follows:
>
>   LTDL_LIBRARY_PATH=/usr/lib64 iscan
>
> That way, iscan will look there first and it should pick up on your
> libpng.so.  The default library search path on SUSE puts the lib64
> directories towards the end so iscan looks at /usr/lib/libpng12.so
> first.  That is a 32-bit library which doesn't jive with a 64-bit
> iscan.  Unfortunately, iscan then gives up looking for PNG libs.
>
> The same story goes for JPEG and TIFF libraries.
>
> > Let me know if you need more info or should I file a bug with
> > SUSE. I am using the proprietary version of Iscan, NOT the Iscan
> > Free version.
>
> If you file a bug report with SUSE, let me know (so I can follow it
> and don't have to do it myself).  You should probably file it against
> the glibc package.
>
> Hope this helps,
> --
> Olaf Meeuwissen, LPIC-2           FLOSS Engineer -- AVASYS Corporation
> FSF Associate Member #1962               Help support software freedom
>                  http://www.fsf.org/jf?referrer=1962
Thanks I'll report it to SUSE and AVASYS in the morning. I just tried to 
report it to AVASYS and got a error on the submit. I'll try in morning and 
post to you when both are reported. Installation was from SUSE RPM.
-- 
Russ
Registered Linux User #441463