Enumeration of the different standards that may apply to AFD data:
ETSI/DVB: https://www.etsi.org/deliver/etsi_ts/101100_101199/101154/02.01.01_60/ts_101154v020101p.pdf
ATSC A/53: https://www.atsc.org/wp-content/uploads/2015/03/a_53-Part-4-2009.pdf
SMPTE ST2016-1:
AFD value is from ATSC A/53 standard
AFD value is from DVB/ETSI standard
Enumeration of the different standards that may apply to AFD data:
ETSI/DVB: https://www.etsi.org/deliver/etsi_ts/101100_101199/101154/02.01.01_60/ts_101154v020101p.pdf
ATSC A/53: https://www.atsc.org/wp-content/uploads/2015/03/a_53-Part-4-2009.pdf
SMPTE ST2016-1: