Activity › Forums › Adobe After Effects › I shot on white bg
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David Bogie
June 5, 2008 at 5:47 pm> For keying white you almost always want to use the “Extract” keyer, not “Luma.” Just drag in the top right point, and then drag the bottom point back a little to smooth it out. If you’re still having problems with your edges just apply a Simple Choker or a Matte Choker.
But it won’t be “simple” at all. If there’s any luminance value in your foreground that comes close to your white, it will key out also., that’s why you will need to stack copies of your foreground image. Say the guy is wearing a white tie. You will need to mask out the tie on an upper layer. Chokers will not take care of your hair issues all by themselves.
the OP may be confusing a “white void look” with shooting on and then keying out the white.
I’d reshoot it or redesign the project based on what you know will work instead of what you had hope might work.
bogiesan
This is my standard sigfile so do not take it personally: “For crying out loud, read the freakin’ manual.”
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Darby Edelen
June 7, 2008 at 12:04 am[david bogie] “I’d reshoot it or redesign the project based on what you know will work instead of what you had hope might work.
“In the same spirit as that, you could still have your talent wear a white tie if you make sure that it’s not as white as the background… perhaps by running it through some dirty water or whatever else you can do to make it pop less. This also requires forethought, but should also allow you to use the same technique as you started with if you’re set on using a white background.
Darby Edelen
Lead Designer
Left Coast Digital
Santa Cruz, CA
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