NTSC only.

PAL uses WSS to provide similar functionality.

Extraction is supported by ld-process-vbi.

• 4:3
• 16:9
• Letterbox

Copy Generation Management System – Analog (CGMS-A)

• Copying is permitted without restriction
• Condition not to be used
• One generation of copies may be made
• No copying is permitted

• PSP off
• PSP on, split burst off
• PSP on, 2-line split burst on
• PSP on, 4-line split burst on

Of the 14-bit payload, only 6 bits are defined in IEC 61880