Nope, first sale doctrine. Buying commercial tapes for a rental store is explicitly legal no matter what it says on the box.
Shrinkwrap and EULAs are the same damn thing and should never have been entertained as enforceable.
There is no license required because it's fair use. Copyright is not an obstacle. Again: not verbatim, not competing, not detrimental. Doing math about video is protected for the same reason parody is protected.
When you're appealing to conservative decisions that were just Calvinball to promote bigotry, reconsider your politics.