高清晰版
https://movie.douban.com/trailer/189520/
1080p
http://movietrailers.apple.com/movies/independent/elvisnixon/elvisandnixon-tlr1_h1080p.mov
720p
http://movietrailers.apple.com/movies/independent/elvisnixon/elvisandnixon-tlr1_h720p.mov
480p
http://movietrailers.apple.com/movies/independent/elvisnixon/elvisandnixon-tlr1_h480p.mov
高清晰版
https://vfx.mtime.cn/Video/2016/01/09/mp4/160109100152186631.mp4