just put a nice green through your garbage matte rather than premultiplying your colour with it.
On Mar 17, 2011, at 12:42 PM, Manuel Gonzalez wrote: > Hi all, > > > I am battling with the worst greenscreens shoots ever. In order to minimize > all the awesome junk around the actor we have an animated garbage matte that > is premult before feeding into the IBK. The result of the IBK gives a nice > key. In the alpha of the IBK, inside the garbage mask I have the nice key, > outside is white. My question is, how to make the outside of that alpha > black ?. > Plate>Garbage Matte>Premult>IBK Colour>IBK Gizmo. I can merge the plate back > and do an inside, using the animated garbage matte as the holdout matte. The > thing that is confusing me is that, when I premult the plate, in the alpha > the outside is already black(0), shouldn't the IBK just pass that value along > and give that result plus the inside of the animated garbage matte ?. > > > > Thanks, > > > > Manuel Gonzalez > Just an old, old timer... > > > > > > ******************************************************************************* > "Support Bacteria; > The only culture some people have." > _______________________________________________ > Nuke-users mailing list > [email protected] > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users _______________________________________________ Nuke-users mailing list [email protected] http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
