[sane-devel] Epson Perfection 610 Issue with 150 dpi scan

Rainer Dorsch rdorsch at web.de
Thu Jan 7 23:25:54 UTC 2010


Hi Alessandro,

Am Mittwoch, 6. Januar 2010 schrieb Alessandro Zummo:
> On Wed, 6 Jan 2010 22:30:23 +0100
>
> Rainer Dorsch <rdorsch at web.de> wrote:
> > Did you forget to add a new patch or do you think the old one compensates
> > already for the 8 lines?
>
>  The backend does some compensation, but a few lines are lost
>  anyhow. Yoo might try to understand how the algorithm works
>  and compensate more ;)

I will live with the few missing lines :-) I might come back, if I have more 
time though ;-)

I tried yesterday the color scan with 150 dpi, imagemagick accepted the file 
and it look visually ok.

I also did a color scan with 300 dpi, imagemagick accepted this file (as it 
did before the patch). I did not do a visual inspection of that scan. Right 
now I have only remote access on the machine and a slow upload line.

I will can do more tests on the weekend. Is there something you would consider 
of high value? Varying resolutions? Varying color, grayscale, and binary? 
Others? Do you want to see the debug output? If yes, debug level 18?

Thanks,
Rainer


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Rainer Dorsch
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