[sane-devel] Missing Resolution for Canon MG7550

Martin martin.gu at intergga.ch
Tue Aug 18 12:06:03 UTC 2015


Hi Rolf,

The sane backend does not provide all resolutions of the scanner:

Xsane offers 75, 150, 300, 600, 1200 and 2400 ppi. 

Canon's scangear however offers 75, 100, 150, 200, 300, 400, 600 and 1200 ppi. 

In order to reduce the Moiré effect it is necessary to scan with a resolution 
which is not a power of 2 of the "bad" resolution.

Cheers,
Martin



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