You can record the face tracking data with ARKit remote.
- Clone or download Unity-ARKit-Plugin
- Put UnityARKitPlugin folder in it to this Assets folder.
- Need ARKitRemote. If you don't have it yet, you should build UnityARKitPlugin/ARKitRemote/UnityARKitRemote and install into your iPhone.
- Open ARKitRecorder scene in ARKitRecorder/Scenes/
- Click UnityARKitRecorder game object and see inspector.
- Change recording mode to 'RECORDING'.
- Connect iPhoneX/XS to your Mac with USB.
- Start ARKitRemote on your iPhoneX/XS.
- Select 'iPhonePlayer' on Console window Editor tab.
- Play on the Unity scene.
- Click 'Start Remote ARKit FaceTracking Session' Button.
- Record for your face tracking. then stop it.
- You can see the file 'faceTrackingData.bytes' on the top of the project folder.