Sane.ds units

[Yaron Shahrabani]

Can someone please explain the units in the twain module (sane.ds)?
There are:
px - pixels
b - ? (bytes)
dpi - dots per inch
mm - milimeters
% - percent
ns - ? (nanosecond)

I will add comments to the file so it will be clearer for other translators,
thanks!
Yaron Shahrabani

<Hebrew translator>