[sane-devel] ScanJet 4400c 1200 dpi IO error

[Ralph Little]

Hi,

On Tue, Sep 3, 2024 at 11:14 AM Marco Moock <mm at dorfdsl.de> wrote:

> Am 03.09.2024 um 11:11:08 Uhr schrieb Ralph Little:
>
> > Hi,
> >
> >
> > On Sat, Aug 31, 2024 at 5:32 AM Marco Moock <mm at dorfdsl.de> wrote:
> >
> > > Hello!
> > >
> > > If I scan with 1200 DPI with the ScanJet 4400c I get device IO error
> > > every time after the scan started.
> > >
> > > m at ryz:~$ scanimage --format png --output-file=test1200.png -d
> > > 'rts8891:libusb:001:006'  --resolution 1200 -v
> > > scanimage: scanning image of size 10158x14078 pixels at 24
> > > bits/pixel scanimage: acquiring RGB frame
> > > scanimage: min/max graylevel value = 0/214
> > > scanimage: sane_read: Error during device I/O
> > > m at ryz:~$
> > >
> > > 600 dpi (and others) don't produce that error.
> > >
> >
> > > Please tell me if you need further information.
> > >
> >
> > Could you tell us the version of SANE that you have?
>
> Of course, sorry that I forgot that.
>
> > scanimage -V
>
> scanimage (sane-backends) 1.2.1-debian; backend version 1.2.1
>
> > And perhaps which platform and version?
>
> Debian Unstable amd64
>

Thanks. I do have one of these. It is supported by the rts8891 backend.
I will try to drag it out later to reproduce.


Cheers,
Ralph

>
> --
> kind regards
> Marco
>
>
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