[MPlayer-dev-eng] Serious memory exhaustion when playing H264 by ffh264vda decoder

[Zongyao Qu]

I found the following patch could fix this issue.

Best Regards,
Zongyao QU


2013/11/18 Reimar Döffinger <Reimar.Doeffinger at gmx.de>

> On 17.11.2013, at 14:16, Zongyao Qu <zongyao.qu at gmail.com> wrote:
> > Hi all,
> >
> > Platform: Mac OSX 10.9 or 10.8 or 10.7
> > FFmpeg: recent
> > mplayer: tip of svn
> >
> > phenomenon:
> > use such command ./mplayer -vc ffh264vda ..../content.mkv
> > to play a H264 content.
> > The memory usage will increase very fast,
> > and exhaust the whole system in minutes.
>
> A valgrind log or similar would help a lot.
>
> > Analysis:
> > I use binary search to find which commit cause this misbehavior.
> >
> > and I found the following commit is the root cause.
> >
> > AUTHOR reimar
> > DATE      2013/8/14 5:45 AM
> > SUBJECT Extract some setup code into a separate function.
>
> 100% sure? I can't see anything in it that could cause such a thing, but I
> admit some unintentional change can easily slip in.
>
> > I didn't test other platform, and it is 100% reproducible on Mac OSX.
>
> VDA is only available on OSX
>
> > Please confirm.
>
> And unfortunately I am not aware of any developer with OSX (well, I have a
> PPC MacMini but that is no help here), so I don't know if anyone can
> confirm it.
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