FX-Tree Nodes

Discussions about FX-Tree and Compositing generally
Posts: 5
Joined: 09 Jun 2009, 01:02

FX-Tree Nodes

Post by SteveC » 02 Jul 2009, 02:01

I am trying to locate any information on how the formulas relate to the color channels for two nodes that use them.
I have created a series of steps to key badly lit green screen footage.
Below is urls to what I have managed to get working.
NOTE: Sorry the youtube tags do not work so I am using plain url tags
Moderator comment: they do work, but you must only include the ID (the part after "http://www.youtube.com/watch?v=") between the youtube-tags - HB
Raw footage:

Keyed Clip:

I would like to understand how to edit the nodes that you use formulas in.