[Tig] dual link on NVIDIA SDI card

Jean-Francois Panisset panisset at gmail.com
Tue May 18 19:18:08 BST 2010

"Input" is for the incoming sync, which can be either SDI/HD-SDI or
analog sync (composite or tri-level).

"fill" is the A-Link
"key" is the B-Link

"fill/key" terminology comes from live keying applications, where the
picture comes out of the A link (4:2:2) and the B link is used for a

JF Panisset
Santa Monica, CA

On Tue, May 18, 2010 at 11:09 AM, Rob Lingelbach <rob at colorist.org> wrote:
> I have an NVIDIA Quadro FX 5800SDI.  The SDI connectors are labeled "INPUT"
> "KEY" and "FILL."   how do these last two map to A LINK and B LINK?

More information about the Tig mailing list