As I understand it, they use timecode via audio to do this. However, the frame accuracy may vary depending on camera model.
https://forum.blackmagicdesign.com/viewtopic.php?f=2&t=142050
As I understand it, they use timecode via audio to do this. However, the frame accuracy may vary depending on camera model.
https://forum.blackmagicdesign.com/viewtopic.php?f=2&t=142050