I think also depending on what software you use to scan makes a big difference some software has the ability to process the image according to a defined preset or even auto mode. Seems to me I discovered much the same on an old cannon scanner some years ago.
On Sat, Apr 15, 2023, 2:24 PM Ralph Little <[email protected]> wrote: > Hi, > > On 2023-04-15 12:49, Steve Underwood wrote: > > Hi, > > > > I just found there is sane support for our old Canon LiDE70 scanner. I > > can scan with this OK, but the colour balance, contrast, etc. looks > > very strange. I noticed the man page says auto-calibration is not > > supported. Are there any tools to sort out the image quality settings > > easily? Perhaps by scanning a reference image? > > > > Regards, > > > > Steve > > > > I don't believe so. Most scanners can perform auto calibration with > reference to hidden black and white strips inside the case. > For a lot of these scanners that use scanner-on-a-chip designs, that > process has to be performed by the driver code and I don't think that > has been written for this scanner as yet. > > Cheers, > Ralph > >
