https://git.cinelerra-gg.org/?p=sam/cinelerra-gg-qt6.git;a=commit;h=f6f2f02e5aa07846dcd78218389d962f2c6fc373

"MPEG 4:2:2: encode every macroblock row on any processor count"

Yes, this is AI (Claude) assisted but I think we can trust Sam?

I do not have this big host to test (may be -smp 16 will work with kvm, it worked with 8)