Thanks for the tip. It is a shame that we can't constraint the camera tracker to a geo, especially when we have a separate tool that does exactly that! Feature requested!
Cheers jean-luc On Fri, Feb 3, 2012 at 5:57 AM, J Bills <[email protected]> wrote: > I don't think Nuke has much in the way of "geo assisted" tracking yet, > although there are some tools coming together to help you get geo out of > the tracker... you know, dense point cloud poisson mesh type stuff. > > pftrack has some nice features in this area. in fact, it's geo assisted > stuff is the basis for it's whole object tracking workflow > > I think your best bet is to try to track it with reliable focal length and > film back info, so at least your points have a fighting chance of being in > the same ballpark. > > then you can use the scene tab in the camtracker to try and push and shove > your whole scene around to match your geo. not perfect but you can usually > get something reasonable going. > > > > On Tue, Jan 31, 2012 at 2:16 PM, jean-luc <[email protected]> wrote: > >> Hi There >> >> Is it possible to use a Geo to calibrate a camera track? I can't any way >> to do this in the docs. >> >> The scenario is as follow: >> >> - I have a simple Obj of a set (good for projecting) and a sequence shot >> in that set. >> - Using the projection solver I can get a Camera in Nuke to position >> itself in the right position in the Geo on a single frame >> - Using the CameraTracker I can get a good moving camera with a point >> cloud >> >> My problem is that the point could and the Geo are completely different >> and I can't make them match. >> >> Is it possible to use the Geo as a guide for the CameraTracker? Or maybe >> use the camera from the projection solver for a given frame as a reference >> for the Camera tracker? >> >> Cheers >> jean-luc >> >> _______________________________________________ >> 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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