[MPlayer-dev-eng] Crash with unsharp filter and x264 mp4 files

[Reimar Döffinger]

On Wed, May 30, 2012 at 09:55:41PM +0200, Ingo Brückl wrote:
> Reimar Döffinger wrote on Wed, 30 May 2012 20:57:26 +0200:
> 
> > There is no need for max, mpi->width must/will always be >= mpi->w
> > (basically, width is the allocate dimension and w the used dimension).
> 
> So this patch should be ok?

I believe so.

> > Obviously resulting in completely wrong output.
> > I know kind of what is going on, but not why.
> > My problem is that I can't reproduce it, can you please give exact
> > instructions for reproducing?
> 
> I've sent you a small sample (as email). Play it with 'mplayer -vf-add
> unsharp=l7x7:1.7' and soon it will crash.

I can reproduce it now.
I have a suspicion that vf_clone_mpi_attributes might be the bad guy
here.