ACTS is described as 'automatic camera tracking system which can efficiently and stably recover camera motion as well as 3D scene strucutre from videos and film sequences'. There are more than 10 alternatives to ACTS for Windows, Linux and Mac. The best alternative is mocha. It's not free, so if you're looking for a free alternative, you could try libmv. Other great apps like ACTS are boujou (Paid), PFTrack (Paid), VooCAT (Paid) and VideoTrace (Free Personal).
- 10 alternatives