[sane-devel] Canon DR-2580C only low resolutions

[m. allan noah]

Martin- try running the following command:

SANE_DEBUG_CANON_DR=30 scanimage --resolution=300 > 2580-1.pnm 2>2580-1.log

and send me the 2580-1.log

allan

On Fri, Feb 1, 2013 at 10:50 AM, Martin Butter <m.butter at gmx.net> wrote:
> Hi,
>
> I (linux-newbie) want to use sane (libsane 1.0.23-0ubuntu1) under Ubuntu
> 12.10 to scan with a Canon DR-2580C scanner. After installation sane
> displayed "invalid argument" every time I tried to scan. Via try and error I
> found out that I'm able to scan if I set resolution to 240dpi, 300dpi and
> above gives the invalid-argument-error (scanner is able to scan up to
> 600dpi). This happens with gscan2pdf als well als xsane.
>
> With gscan2pdf (libsane perl frontend) there is another issue: the scan
> result is always the same, no matter on how I change brightness and contrast
> settings. With xsane it seems to me that only the settings on the main
> window have any effekt, but not the settings in standard options (sometimes
> changes in standard options lead to completely black scans until new start
> of xsane, though).
>
> Any hints what's going on (or going wrong) here? Any help would be greatly
> appreciated!
>
> Martin
>
>
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