JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. VBI/Ancillary/data track specifications This section contains topics about data carried in the media file. VBI/Ancillary/data track definitions Luma/Chroma VBI support on K2 Summit system VBI data support on K2 Summit system Data track support on K2 Summit system SD channels Data track support on K2 Summit system HD channels Captioning system support CEA 608 to CEA 708 DTV CC Transcoder and FCC requirements About privately defined data packets Data bridging of VBI information on K2 Summit system HD channels Line mapping of ancillary data packets on K2 Summit system HD channels PitchBlue/H.264 ancillary data and timecode Parent topic: Operational specifications