[vlc] H.264 decoding not multithreaded?

Diogo Franco diogomfranco at gmail.com
Thu Aug 7 19:49:52 CEST 2008


Em Thursday 07 August 2008 07:53:46 RUMI Szabolcs escreveu:
> I'm using VLC 0.9.0-test3 on Gentoo Linux with an SMP kernel.
> Both x264 and ffmpeg has been compiled with threading enabled, vlc
> has started 4-5 threads but only one thread is using 100% CPU and
> all other threads are almost completely idle which results in
> notoriously underpowered H.264 1080i HD video decoding on a
> Pentium D945 at 4.5GHz.
H.264 decoding is currently not multithreaded on libavcodec. There is work 
undergoing to do that, but it is progressing a bit slowly.



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