Capture key (alpha) channel on Decklink Extreme

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Jerzy Jaśkiewicz

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  • Joined: Thu Dec 17, 2015 12:16 pm

Capture key (alpha) channel on Decklink Extreme

PostWed Jun 16, 2021 2:00 pm

Hi,
I doubt if it's even possible, but if we can output key/fill on Extreme, why not capture it?
But I tried to set input pixel format to bmdFormat8BitBGRA and got full black...
If not, how to get Ch-B input data?

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