Understood, but it's very difficult to complete:
1. how to sync the time server and make sure all cams sync time 100% the same;
2. also difficult to verify all cams can start at the same time, less then 1/120s delay.
1. how to sync the time server and make sure all cams sync time 100% the same;
2. also difficult to verify all cams can start at the same time, less then 1/120s delay.