general settings: Threads switches from 54 to 17 when adding a clip

[Bartoloni]

general settings: Threads switches from 54 to 17 when adding a clip

as title says... why this happens? 

https://www.wcn.it/th.mp4

[Selur]

I would say: "x264->Misc->Main->Adjustments->Limit threads by height" is probably enabled.
read the tool-tip and https://forum.doom9.org/showthread.php?p=1646307
=> that many threads make no sense

Cu Selur