On Fri, 28 Feb 2014 11:04:17 +0100, Janne Grunau <[email protected]> wrote:
> On 2014-02-27 21:40:09 +0100, Anton Khirnov wrote:
> > avcodec_flush_buffers() must release all internally held references
> > according to its documentation, for which all the threads need to be
> > flushed.
> > 
> > CC:[email protected]
> > Bug-Id: vlc/9665
> > ---
> >  libavcodec/pthread_frame.c |    5 +++--
> >  1 file changed, 3 insertions(+), 2 deletions(-)
> > 
> > diff --git a/libavcodec/pthread_frame.c b/libavcodec/pthread_frame.c
> > index 36b4fff..1af8ff5 100644
> > --- a/libavcodec/pthread_frame.c
> > +++ b/libavcodec/pthread_frame.c
> > @@ -672,8 +672,6 @@ void ff_thread_flush(AVCodecContext *avctx)
> >      if (fctx->prev_thread) {
> >          if (fctx->prev_thread != &fctx->threads[0])
> >              update_context_from_thread(fctx->threads[0].avctx, 
> > fctx->prev_thread->avctx, 0);
> > -        if (avctx->codec->flush)
> > -            avctx->codec->flush(fctx->threads[0].avctx);
> >      }
> >  
> >      fctx->next_decoding = fctx->next_finished = 0;
> > @@ -686,6 +684,9 @@ void ff_thread_flush(AVCodecContext *avctx)
> >          av_frame_unref(p->frame);
> >  
> >          release_delayed_buffers(p);
> > +
> > +        if (avctx->codec->flush)
> > +            avctx->codec->flush(p->avctx);
> >      }
> >  }
> >  
> 
> ok if tested with THREADS=x; x > 1
> 

I don't think flush gets called in the fate tests.

In any case, the VLC reporter said this fixed the bug without apparent side
effects.

-- 
Anton Khirnov
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