On Fri, Dec 12, 2008 at 2:42 AM, Alastair M. Robinson <profiling@xxxxxxxxxxxxxxxxxxxxxxx> wrote: > In case anyone's interested in why I should want to do such a thing, I'm > trying to pin down the source of some non-monoticities I'm seeing with > Gutenprint in raw mode, and trying to determine whether the cause is > mechanical or something to do with the dither algorithms. I'm "printing" a > scannable n-colour testchart, running it through Gutenprint's "unprint" > utility, downsampling the resulting *huge* PNM file to a more > moderately-sized TIFF, then feeding that to scanin. Seems a long way round, > but it gives me a .ti3 which I can then analyze in the same way as genuine > printed-then-spectro-read charts. > > Hopefully in the next few days I'll be able to make available the stuff I've > been working on with Gutenprint and printer-tuning - including a utility for > printing DeviceN tiffs, as produced by printtarg, in raw mode. > > All the best, > -- > Alastair M. Robinson > > I'm really looking forward to this. This will be highly appreciate when it's done. Maybe you should also mentions the wiki entry about this: http://gimp-print.wiki.sourceforge.net/Linearization Cheers Lars Tore Gustavsen