Unfortunately, the author of XSANE is not subscribed to this list. Please contact him directly to discuss. If that does not work, perhaps someone here will produce a patch to correct this issue.
allan On Wed, Jun 30, 2010 at 1:59 PM, Stephan Maier <stephan at bwh.harvard.edu> wrote: > Hello, > > I have been verifying the Color Management in XSANE. > I found a clear discrepancy between the profiling results > achieved with XSANE and the Argyll (www.*argyllcms*.com) > converting routine cctiff. The Argyll profiling results > agree perfectly with the expected values for my target image. > I was able to reproduce the XSANE results with Argyll's cctiff > by using the same rendering intent, i.e. perceptual, for both input > profile (XSANE: Scanner default color ICM-profile) and output profile > (XSANE: Working color space ICM-profile). > > This leads me to believe the Rendering Intent choice in XSANE setup > applies to both in input and output profile. This approach is not correct, > however. The rendering intent of the input profile, which corrects errors > of the scanner, has to be set to "Absolute colorimetric", since all other > choices perform a white point correction. XSANE lacks the option > to set this rendering intent independently of the rendering intent > for the output profile (typically the desired output profile intent is > perceptual or relative colorimetric). > > > Stephan Maier > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > ? ? ? ? ? ?to sane-devel-request at lists.alioth.debian.org > -- "The truth is an offense, but not a sin"
