Validates a fragmented MP4 VOD media segment against the init manifest's
merkle maps (§15.12.2.2). Pure: the caller persists nextState and resets
state after a seek.
merkleMaps must be non-empty; the caller is responsible for only calling
this in VOD Merkle mode (i.e. after InitSegmentValidation.merkleMaps came
back non-empty).
Validates a fragmented MP4 VOD media segment against the init manifest's merkle maps (§15.12.2.2). Pure: the caller persists
nextStateand resetsstateafter a seek.merkleMapsmust be non-empty; the caller is responsible for only calling this in VOD Merkle mode (i.e. afterInitSegmentValidation.merkleMapscame back non-empty).