I was told by the Foundry that it's been an existing bug for some time. <shrug>
Anyway, glad you got it sorted.... J.C. On Mon, Jan 26, 2015 at 12:25 PM, Howard Jones <mrhowardjo...@yahoo.com> wrote: > Thanks > > Turns out it is the template for the show has loaded in the LUTs (created > in Nuke8). Removing these clears the issue. > But this has been fine for a number of years so looks like a nuke9 bug for > sure! > > Nuke9 is now using this > x > 0.1496582 ? (pow(10.0, (x - 0.385537) / 0.2471896) -0.052272) / > 5.555556 : (x - 0.092809) / 5.367655 > > Many thanks!!! > > Howard > > > On Monday, 26 January 2015, 16:13, John Coldrick < > john.coldr...@gmail.com> wrote: > > > I'm wondering if you have set any custom LUTs in your setup files? We had > an identical moment of panic when evaluating Nuke 9 and it turns out > there's an outstanding bug(bad behaviour?) which essentially rebuilds the > stack of LUTs if you have a custom one set with an existing name. We had > setup slog LUTs in 8 and when we fired up 9, the LUTs are literally offset, > so one might be named Alexa but might be sRGB! Essentially we removed our > custom LUTs and it all went back to normal. > > Note this is not cosmetic - it's the real deal and will make your life > very unhappy if you don't address it. > > Cheers, > > J.C. > > On Mon, Jan 26, 2015 at 10:58 AM, Schneider, Abraham <aschnei...@arri.de> > wrote: > > Hi > > Where do you find/see this? I just rendered the same AlexaLogC file to a > linear EXR by setting the Read node to colorspace 'AlexaV3LogC' in > Nuke8.0v6 and Nuke9.0v4b, and compared them in one of the Nukes. They > are identical. > > So you don't mean the actual curves in the LUT part of the project > settings, right? > > Abraham > > > > Abraham Schneider > Head of VFX pipeline / VFX Supervisor > > > Türkenstr. 89, 80799 München / > Phone +49 89 3809-1096 > > EMail aschnei...@arri.de > > Visit us on Facebook!------ Originalnachricht ------ > Von: "Howard Jones" <mrhowardjo...@yahoo.com> > An: "Nuke user discussion" <nuke-users@support.thefoundry.co.uk> > Gesendet: 26.01.2015 16:28:38 > Betreff: [Nuke-users] AlexaLogC > > > > > > >Hi > > > >Just looking at AlexaLogC in nuke8 and nuke 9 and the formulas and > >results are hugely different > > > >Nuke8.6 AlexaLogC > >x > 0.1496582 ? (pow(10.0, (x - 0.385537) / 0.2471896) -0.052272) / > >5.555556 : (x - 0.092809) / 5.367655 > > > > > >Nuke9 AlexaLogC > >pow(10,(1023*x-1023)/500) > > > > > >Is this correct in Nuke9 now? Has the specifications changed recently > >for this format. Or is this a mistake? > > > > > >Thanks > > > >Howard > > > >_______________________________________________ > >Nuke-users mailing list > >Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > >http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > ________________________________ > [ > http://www.arricommercial.de/wp-content/uploads/2015/01/2015-01-15a-AMS-E-Mail-Signatur_Berlinale.jpg] > <http://www.arri.de/filmtv> > > Get all the latest information from www.arri.de/filmtv< > http://www.arri.de/filmtv>, Facebook< > https://www.facebook.com/pages/ARRI-Film-TV/117731121606986?fref=ts> > > ARRI Film & TV Services GmbH > Sitz: München - Registergericht: Amtsgericht München > Handelsregisternummer: HRB 69396 > Geschäftsführer: Helge Jürgens; Josef Reidinger > _______________________________________________ > Nuke-users mailing list > Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > > > > _______________________________________________ > Nuke-users mailing list > Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > > > _______________________________________________ > Nuke-users mailing list > Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
_______________________________________________ Nuke-users mailing list Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
