4 title: Blackmagic Design DeckLink Output
6 copyright: Copyright (C) 2011 Daniel R. Dennedy
14 Output audio and video using Blackmagic Design DeckLink SDI or Intensity
17 Please ensure that you use a MLT profile that is compatible with a broadcast
18 standard which the card you are using supports.
20 - Only internal keying is supported at this time.
21 - Only 8-bit Y'CbCr or RGBA (key) is supported at this time.
23 - identifier: argument
55 - identifier: keyer_level