For rons way you would just need to use your roto as a mask comp that over black then run the curve tool as a seperate branch. On Jan 13, 2015 3:20 AM, "Charles Bedwell" <[email protected]> wrote:
> Justin that looks exactly like what I'm after! Thanks I'll check it out. > > Ron, I did try the curvetool but avg intensities by default samples the > entire image, or you can specify a square ROI, which for something that > isn't square and is moving across the frame wasn't really a timesaver. > > Charlie > > On 13 Jan 2015, at 11:16, Justin GD <[email protected]> wrote: > > Hi Charles, > > I think it's time for me to promote my tool lol. > I've done a gizmo which should do exactly what you want. > You can find it here : > > http://justin-vfx.com/projects/pixelAnalyzer/pixelAnalyzer.php > > Please give me some feedback if you are using it; so I can improve it . > > Let me know, > Cheers, > Justin > > > 2015-01-13 11:05 GMT+00:00 Charles Bedwell <[email protected] > >: > >> Hiya, >> >> This might be a silly question but is there an easy way to track and >> roto an area, then deduce the average colour value for that area across a >> frame range? My thinking is I would then be able to plug this value into a >> constant and get a reasonably accurate colour match as things move across >> the frame. >> >> I thought I would be able to use the CurveTool (Avg Intensities) but it >> doesn't seem designed for this purpose. >> >> Cheers >> Charlie >> >> >> >> <Frankenstein_Footer_2ef9af0> >> >> >> >> Please consider the environment before printing this email >> >> >> >> >> _______________________________________________ >> 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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