keylight with log-c workFlow

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keylight with log-c workFlow

by Erez Schwarzbaum

on May 27, 2013 at 7:42:43 pm

Hello ALL
I'm keying a log-c footage from arri alexa

I made it very good by applying a color lut but i need to send back a log-c.
that was my work Flow:
precomp of the green screen shot,
cleared all
than when i apply the trcmate on a untouched footage it dose not give me a good result and i have a green edges.
any ideas?

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Re: keylight with log-c workFlow

by Angelo Lorenzo

on May 27, 2013 at 9:58:07 pm

Keylight performs better with Rec 709/601 or P3 footage. Color correct first, apply keylight, and then use the resulting alpha channel on the original log-c footage. You'll find you'll usually get better results.

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Angelo Lorenzo

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Re: keylight with log-c workFlow

by Erez Schwarzbaum

on May 27, 2013 at 11:57:14 pm

tnx for reply.
i did color correct it first.
i did as you said already.
but when i use the alpha result on my log-c layer greens are coming back.
here example for before and after trc matte

beforetrcmatte.jpg

aftertrcmatte.jpg

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