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Decklink 4K Extreme 12G sound

PostPosted: Wed Sep 08, 2021 12:22 pm
by AsherN
I have this card. Audio input is a pair of XLR direct from a Allen&Heath GX4816. Video is SDI.

Running OBS 27.0.1.

If I select The Decklink as a source, everything is great. However, I have a few scenes that use either a different camera at no cameras at all. If I select the normal sound input, I see Line-in decklink, The sund is completely gargled. I can I feed sound only to those scenes, whithout having the video layer?

Re: Decklink 4K Extreme 12G sound

PostPosted: Thu Sep 09, 2021 2:20 pm
by Andrew Kolakowski
This is rather OBS forum question.

Re: Decklink 4K Extreme 12G sound

PostPosted: Thu Sep 09, 2021 6:12 pm
by AsherN
Yes and no. Is there a way to select audio only from the Decklink for certain scenes?

Re: Decklink 4K Extreme 12G sound

PostPosted: Thu Sep 09, 2021 7:07 pm
by Jack Fairley
AsherN wrote:I have this card. Audio input is a pair of XLR direct from a Allen&Heath GX4816. Video is SDI.

Running OBS 27.0.1.

If I select The Decklink as a source, everything is great. However, I have a few scenes that use either a different camera at no cameras at all. If I select the normal sound input, I see Line-in decklink, The sund is completely gargled. I can I feed sound only to those scenes, whithout having the video layer?

Just put the video layer underneath everything else. The DeckLink cards don't do audio without video.

Re: Decklink 4K Extreme 12G sound

PostPosted: Thu Sep 09, 2021 9:29 pm
by AsherN
Thanks. It sort of sucks, but if I must.

Re: Decklink 4K Extreme 12G sound

PostPosted: Fri Sep 10, 2021 9:10 pm
by Andrew Kolakowski
As Jack said: BM cards don't really work in audio only mode (I think).
Is there no setting in OBS to simply send video bit into some 'null'.