dvbsub: add explicit coding method condition
better to be explicit that this block should only be used for code 0x01, rather than rely upon the earlier <=1 check, especially since the v1.6.1 draft specification is adding a new code.
better to be explicit that this block should only be used for code 0x01, rather than rely upon the earlier <=1 check, especially since the v1.6.1 draft specification is adding a new code.
VideoLAN code repository instance