HitFilm supports the .ma format for importing 3D camera data from other tracking products, such as Boujou and SynthEyes.
Use the 3D camera tracking data option from the Import menu in the Media panel to select your .ma file.
HitFilm will analyze the camera data and open an options window:
The name and frame rate are used to create a new composite shot. If the .ma file includes details for the tracked video file you can also import this automatically.
3D camera data uses includes point cloud data. You can choose to import a specified number of points, which will be represented as 3D point layers inside HitFilm.
The new composite shot will be created with the 3D camera including the camera tracked animation.