# \#keyer

**URL:** https://forum.logik.tv/tag/keyer/641.md

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## [Using Gmask to isolate a Luma Key area](https://forum.logik.tv/t/using-gmask-to-isolate-a-luma-key-area/13550)

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**Author:** [@mjk12345](https://forum.logik.tv/u/mjk12345)\
**Replies:** 5\
**Last updated:** [September 25, 2025, 1:46pm UTC](https://forum.logik.tv/t/using-gmask-to-isolate-a-luma-key-area/13550 "2025-09-25T13:46:49Z")

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Hi all. I’m relatively new to flame. I’m trying to do a screen comp on an old TV set with nice rounded edges. The screen is emitting a bright image so I’m using a Keyer Luma to extract a nice matte. All is good and I’m …

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## [What are your favorite Green Screen/Keying nodes and/or strategies and why?](https://forum.logik.tv/t/what-are-your-favorite-green-screen-keying-nodes-and-or-strategies-and-why/8611)

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**Author:** [@ace\_elliott](https://forum.logik.tv/u/ace_elliott)\
**Replies:** 16\
**Last updated:** [July 6, 2023, 4:24pm UTC](https://forum.logik.tv/t/what-are-your-favorite-green-screen-keying-nodes-and-or-strategies-and-why/8611 "2023-07-06T16:24:28Z")

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What are your favorite Green Screen/Keying nodes and/or strategies and why? Some random examples: \*crok\_additive\_key because it does \_\_\_\_\_ the best. \*Luminance key for certain shades of green/red/blue \*3D keyer becau…