@Pat Wong... Sorry..Its friday and red wine takes its toll :) Periodic grading - meaning what Adrian wrote... never done it in nuke.. but too many times in shake :D
Have a nice weekend! /fred On Fri, Jul 15, 2011 at 7:35 PM, Adrian Baltowski <[email protected]>wrote: > To eliminate flicker you can use old Shake technique with curve tool. In > Nuke there is curveTool node but manual to Nuke is useless in this case. But > you can refer to Shake manual because PixelAnalyzer in Shake and curveTool > in Nuke are similar. > In few words: with curve tool you can automatically analyze changes of > brightness on selected region of your footage. Then you can invert the > result curve and apply them to multiply in Grade node to counterbalance. > The concept is similar to inverse track to stabilize footage but instead of > track X/Y position changes, you "track" changes of brightness. > You will find detailed description in Shake's manual. > > Best > > > > W dniu 2011-07-15 11:44:40 użytkownik Pat Wong <[email protected]> > napisał: > > yes there is camera movement. the time blur node. ive not encountered > > that before what numbers do i put into that, thats basically averaging > > the frames correct? > > > > so if it pulses every 50 frames i enter 50 in the divisions box? > > > > i presume i will get double imaging as ive got a camera move and > > moving characters? > > > > > > > > > > On 15 July 2011 10:29, Bill Gilman <[email protected]> wrote: > > > If you can figure out the timing of the pulsing (ie. 10 frames or 50 > frames) then you can figure out the numbers to put into a TimeBlur on that > frequency. In general, you're going to want to stabilize your image as much > as possible so that it's only comparing like parts of the frame, but in this > case with the super high frame rate I'm guessing there's no camera move to > speak of. > > > > > > Hope that helps > > > > > > Bill > > > > > > On Jul 15, 2011, at 1:53 AM, Pat Wong wrote: > > > > > >> Hi > > >> > > >> Ive been given some super slow-mo phantom camera green screen footage. > > >> > > >> Its super super slowmotion which is very very grainy.... and the > > >> footage is also flickering/pulsing regularly throughout.... > > >> > > >> > > >> > > >> Has anybody had any experience with this kind of footage and its > issues. > > >> > > >> Ive tried neat video and furnace denoise/degrain and deflicker....to > > >> remove these issues. > > >> > > >> > > >> But have not have much luck, the grain becomes quite clumpy whcih is > > >> obvious as i need to keep fine details in the reflections of my shot > > >> ... > > >> > > >> > > >> > > >> any tips on alternate methods to denose and deflicker other than those > > >> mentioned would be a great help... > > >> > > >> thanks > > >> > > >> > > >> > > >> patrick > > >> _______________________________________________ > > >> 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 > > > > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > -- ______________________________ Fredrik Pihl digital compositor +46-708-559 559
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