Qualifiers and windows employ a black and white represantation of a selection to act as a guide on a node. This video looks at additional ways of introducing mattes into nodes using external sources - including a composite workflow when collaborating with a vfx artist.
00:11 - luma mattes
00:57 - composite round-trip
01:45 - importing mattes
02:26 - external mattes
03:45 - matte node anatomy
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Narrated and edited by Daria Fissoun
Materials from Anti-Social (2015)
Director: Reg Traviss
DOP: Bryan Loftus
Producer: Mouktar Mohammed
RST Pictures
Recorded at SAE Institute London (http://www.sae.edu/)
Screen capture software is CamStudio by RenderSoft (http://camstudio.org/)
Intro and outro by Kevin MacLeod (http://incompetech.com/)