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sync: warning about drift on long captures

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David PAGNON 2024-09-23 16:42:50 +02:00 committed by GitHub
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@ -555,7 +555,8 @@ All keypoints can be taken into account, or a subset of them. The user can also
*N.B.:* Works best when:
- only one participant is in the scene (set `approx_time_maxspeed` and `time_range_around_maxspeed` accordingly)
- the participant is at a roughly equal distance from all cameras
- the capture lasts at least 5 seconds long
- the capture lasts at least 5 seconds long, so that there is enough data to synchronize on
- the capture lasts a few minutes maximum, so that camera are less likely to [drift with time](https://github.com/mprib/caliscope/discussions/496)
*N.B.:* Alternatively, synchronize cameras using a flashlight, a clap, or a clear event. GoPro cameras can also be synchronized with a timecode, by GPS (outdoors), or with their app (slightly less reliable).