Putting this back on the list. Michael Nagel <ubuntu at nailor.devzero.de> writes:
> Thanks, Olaf, I will forward your comments! > >>> A: "resolution" set to some value >>> B: "x-resolution" and "y-resolution" are set to some value >>> Ususally this is not a problem, but the values for A are very limited >>> with your scanner, see the next list. >> That is to be expected as it is the intersection of the x-resolution and >> y-resolution lists. > > If 2CV67's numbers are correct that answer is not completly correct. > > Epson Perfection V200 scanimage > --resolution 300|2400|4800dpi [300] > Sets the resolution of the scanned image. > --x-resolution 75|300|600|1200|2400|4800dpi [300] > Sets the horizontal resolution of the scanned image. > --y-resolution > 100|200|300|400|600|800|1200|1800|2400|3600|4800|6600|9600dpi [300] > > The intersection would be 300|600|1200|2400|4800 but 600 and 1200 are > missing from the list generated by scanimage. Good catch. My explanation was not quite complete. If you try the help with --source="Transparency Unit", you should see slightly different lists of --x-resolution and y-resolution values. The list of --resolution values is the intersection of these lists and those above. 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