The green screen is the easy half. A clean, spill-free key is the real skill.
Grab your Guided Notes (ADD 6.3) and a pencil.
GET READY
Today's Word Bank
Every word below appears on your notes sheet. Watch closely, some get used more than once.
chroma key
luma key
spill
Ultra Key
How today works: we'll look at one blank at a time. Study the example, make your best guess, then we'll reveal the answer together. Fill in your notes as we go, don't skip ahead!
1GUIDED NOTES
What's the standard green screen technique?
Keying out a specific color (typically green or blue) is called ______ ______, the standard green screen technique.
GUIDED NOTES #1
CHROMA KEY
Keys out a color, not a brightness value.
2GUIDED NOTES
What keys out brightness instead?
Keying out a specific brightness value instead of a color is called ______ ______.
GUIDED NOTES #2
LUMA KEY
Useful when there's no consistent color to key, just a light/dark difference.
3GUIDED NOTES
What tool does chroma keying in Premiere?
______ ______ is Premiere's primary chroma keying effect, with key color, matte, and spill controls.
GUIDED NOTES #3
ULTRA KEY
One effect, three jobs: sample the color, refine the matte, suppress the spill.
4GUIDED NOTES
What's that green glow around hair?
Unwanted color reflecting off a subject from the screen behind them is called ______, it needs to be suppressed for a clean key.
GUIDED NOTES #4
SPILL
The first thing a viewer's eye catches in a bad composite.
NOW DISCUSS
Turn & Talk
Your subject's hair has a visible green glow even after keying. What Ultra Key control should you adjust first?
Think → Pair → Share · 2 minutes · Write your answer on the Discuss line on your guided notes