What OBS settings impact a Blackmagic DeckLink output?

Chip_Brewster

New Member
Helloooooo OBS Forum! I have done deep dive after deep dive and simply cannot find an answer to this question: What settings in OBS have any kind of impact on a Blackmagic DeckLink output?

To be clear, I am not talking about the "DeckLink Output" menu, because duh, those have a direct impact (as well as the Settings > Video section - I'm aware those change what options I have in the DeckLink Output menu). I'm talking about everything under the OBS Settings > Output section. Anything under Streaming tab? Recording? Audio?

A few years ago now I recall changing the encoder under Streaming to NVENC HEVC and that seemed to do something, so I assumed yes, these settings impact the DeckLink. However more recently I tried changing the audio track selection and DeckLink took track 1 no matter what. So now I'm questioning my very existence.

I would love to know more about how OBS sends its output to a DeckLink and how (other than the DeckLink Output menu) I can influence those settings.

Thanks!
 

Don Nelson

New Member
I have the same question and would love to know!

I'm having audio problems with my Decklink output and am blindly adjusting parameters that I'm not sure have any impact.
 
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