I've seen ppl fixing the halo by extending the edges first. Hacky, but works...
Gabor On Thu, Feb 9, 2017 at 1:27 PM, Gabor L. Toth <[email protected]> wrote: > Hi Nathan, thanks for the clarification! But then what is the preferred > workflow with this plugin? I assume many companies are using with deep > input. We can't keep the comping fully in deep until the defocus node, we > are putting together the passes before, with all kind of color corrections > and other nodes... Any advice? > > Thanks, > Gabor > > On Thu, Feb 9, 2017 at 7:04 PM, Nathan Rusch <[email protected]> > wrote: > >> This isn't too surprising. Your original deep data has discrete color >> samples for each deep sample in places where objects overlap, but your >> flattened color data has no "samples" to speak of. Thus, when you apply >> your DeepRecolor, Nuke has to basically take each pixel and spread its >> value out across all the deep samples at that pixel's coordinates with >> no knowledge of what the original sample colors would have been. >> >> Also, keep in mind that deep data isn't a silver bullet for depth-based >> defocusing. It's important to remember that even deep images have blind >> spots (unless you use tricks like telling the renderer that every object >> is semi-transparent), so at a certain radius, your blur will start to >> break down around the edges of overlapping objects. I'm guessing your >> artifacts are the result of a combination of these two limitations. >> >> -Nathan >> >> On 2/9/2017 12:36 AM, Gabor L. Toth wrote: >> > Hi, >> > >> > we are testing peregrine's bokeh in our pipeline. I would like to use >> > deep input for perfect defocus. With connecting the original deep read >> > to the node's deep input it works perfectly indeed. But when I do a >> > deep recolor, putting the comped rgba data to deep branch, it produces >> > a little halo around the sharp area, and other subtle imperfections. >> > The edges of the rgba look the same as the original deep input, no >> > blur or reformat happens there. Even if I just deeprecolor with the >> > flat beauty rgba, without any color corrections or other stuff, has >> > these halos. Anyone has idea what could be the difference? Or how to >> > solve it? >> > >> > Thanks >> > Gabor >> > >> > >> > >> > _______________________________________________ >> > Nuke-users mailing list >> > [email protected], http://forums.thefoundry.co.uk/ >> > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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