Creating a mask using only colour values

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nicholassinger
Met Resolume in a bar the other day
Posts: 3
Joined: Wed Dec 21, 2022 12:50

Creating a mask using only colour values

Post by nicholassinger »

Hello,
I've tried various approaches to this but with no luck; what's the best way to take a video and create a mask out of it, only allowing through pixels of a particular colour? Like a reverse chroma-key?
i.e., if I have footage of a red car against a complex background, how do I highlight the car, and make everything else black, so I can then use Auto-mask?
Thanks for any help!

Zoltán
Team Resolume
Posts: 7088
Joined: Thu Jan 09, 2014 13:08
Location: Székesfehérvár, Hungary

Re: Creating a mask using only colour values

Post by Zoltán »

color pass could help
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Képernyőfotó 2023-06-01 - 18.34.44.png
But you'd probably better off making a mask in photoshop off your image.
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edwin
Team Resolume
Posts: 1202
Joined: Thu Oct 07, 2004 10:40

Re: Creating a mask using only colour values

Post by edwin »

I would go for the ChromaKey and use its inverse result.

Something like this?
Screenshot 2023-06-05 at 15.37.26.png

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nicholassinger
Met Resolume in a bar the other day
Posts: 3
Joined: Wed Dec 21, 2022 12:50

Re: Creating a mask using only colour values

Post by nicholassinger »

That's very helpful, thanks. I ended up using a combo of both color pass and chromaKey.

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