Laszlo Fodor wrote: > I'm trying to set up an HP 7450c scanner on > my Solaris 8 box using the sgen (generic SCSI driver) > for Solaris. > > I can drive the scanner with the avision backend and > it seems to work, but the colors are terrible. > > I've attached a small JPG file, it was scanned at 100dpi, > with 50% brightness, 50% contrast, gamma correction 8. > > The result is... well.... > And this is one the best... I tried it really hard. > I can change the resoultion, but the colors. > Of course it works with Windows. > > I've generated a log by setting SANE-DEBUG-AVISON to 5. > I've also attached the JPG image.
I don't know anything about the Avision backend, but the image you get seems plausible with a gamma of 8. What happens if you scan at 100% brightness, 100% contrast and a gamma of 1? Bertrik
