Hej,

On 2012-03-22 18:20:00 -0700, Ronald S. Bultje wrote:
> Hi,
> 
> > One comment, Janne if you could incorporate the following change:
> >
> > diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
> > index 720997f..ef75665 100644
> > --- a/libavcodec/mpegvideo.c
> > +++ b/libavcodec/mpegvideo.c
> > @@ -606,6 +606,8 @@ int ff_mpeg_update_thread_context(AVCodecContext *dst,
> >         }
> >     }
> >
> > +    s->mb_num_left = s1->mb_num_left;
> > +
> >     return 0;
> >  }
> >
> > Otherwise the n_threads'th (instead of the next) thread will "unlock"
> > the previously not-completely-decoded image, leading to deadlocks all
> > over the place.
> 
> Ignore this, me stupid, but this hang exists and should be resolved, e.g.
> by caching the old self-thread's current_picture_ptr or so...

I'm still thinking of a way to handle errors and calls with single
slices instead of frames with multithreading. Without much progress.

Just not supporting such a fringe feature sounds like the best
solution. I'll update the patch for that.

Janne
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