Which scanimage command line did you try ? In fact, you cannot use different xdpi and ydpi, at least with the pixma backend. Looks like Canon's (dpi)x(2.dpi) produces an interpolated image in y anyway.
So I we must keep the dpi parameter to 600 for MP190. Le samedi 13 d?cembre 2008 ? 16:40 +0100, Bart Meijer a ?crit : > According to the manual it support indeed 600x1200. > > Scanimage tells me: > scanimage: rounded value of resolution from 1200 to 600 > > So it probably should be 600 I guess. > > Bart >
