[mythtv-users] ffmpeg and multiple CPUs. Was: Should I be switching to 0.21?
John Drescher
drescherjm at gmail.com
Mon Apr 14 20:24:29 UTC 2008
> The difference in performance between ffmpeg with 2 cpus and ffmpeg
> with 1 was an improvement from 50% cpu to 30%...so the overhead
> incurred by all the partitioning is apparently huge.
>
I would not call this overhead in partitioning but overhead in not
having enough alu (adders ...) units to schedule and execute the
application in 2 threads.
John
More information about the mythtv-users
mailing list