oa::VideoDemuxer::FragmentConfig
ISO-BMFF fragment defaults. `moov/mvex/trex` establishes this state; later `moof/traf/trun` boxes use it without retaining media payloads.
Public Data Members
defaultSampleDurationoa::U32fielddefaultSampleFlagsoa::U32fielddefaultSampleSizeoa::U32fieldtrackIdoa::U32field