Parse one GEOB frame body (after the 10-byte frame header): encoding byte, MIME (latin1, NUL), file name (NUL, frame encoding), description (NUL, frame encoding), object data.
The frame body bytes.
The parsed frame, or null when malformed. Never throws.
Parse one GEOB frame body (after the 10-byte frame header): encoding byte, MIME (latin1, NUL), file name (NUL, frame encoding), description (NUL, frame encoding), object data.