Decklink devices are not duplex and only supports either input or output, not both.
Decklink Quad does not have native support for external-key. However, you can configure CasparCG to use one of the four available devices as a key output using the “key-only” option.
<consumer>
<decklink>
<device>1</device>
</decklink>
<decklink>
<device>2</device>
<key-only>true</key-only>
</decklink>
</consumers>
Device | Internal | External | HD |
---|---|---|---|
Intensity Pro | no | no | no |
Intensity Shuttle | yes | no | no |
Decklink SDI | yes | no | no |
Decklink Duo | yes | no | no |
Decklink Studio | yes | yes | no |
Ultra Studio Pro | yes | yes | no |
Decklink HD Extreme | yes | yes | yes |
Multibridge Pro | yes | yes | yes |