[x264-devel] lookahead and encoder threads sync

BugMaster BugMaster at narod.ru
Thu Aug 22 19:20:26 CEST 2013


On Thu, 22 Aug 2013 10:07:30 -0700 (PDT), Axel Voss wrote:
> When one or more lookahead threads are started and we have several
> encoder threads, how does it work the syncronizing?
> When I check it with  valgrind  tool=helgrind there are some race
> condition problems in interlaced mode. I found that in mpeg2 some
> enoceer threads call unsynced mbaff routines. It does not happen in
> avc mode. I have coreccted this with mutex lock. But it seems that's
> not the solving the original Problem. What is the plan for that?   

I now fully understand what you tested. You mention mpeg2 so I guess
you mean x262 and not x264? Be more specific about that.



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