I shot my video vertical. Can I use it in LumaFusion?
Yes, LumaFusion supports both vertical and horizontal video in a number of different aspect ratios. You can also shoot your footage horizontally and export it as a movie vertically or vice versa if you want to.
Some typical aspect ratios are:
4:5 Instagram portrait
2:1 360 mono video
Various iPad and iPadPro aspect ratios, useful for screen recordings.
Various cinema aspect ratios including 4K DCI, Anamorphic, Ultra Panavision and many more.