This 8-bit field identifies the selected mode of the scrambling algorithm (#GstMpegtsDVBScramblingModeType). The technical details of the scrambling algorithm are available only to bona-fide users upon signature of a Non Disclosure Agreement (NDA) administered by the DVB Common Scrambling Algorithm Custodian.
%TRUE if the parsing happened correctly, else %FALSE.
Parses out the scrambling mode from the @descriptor.