From: Anton Khirnov <anton@khirnov.net>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [RFC] d3dva security hw+threads
Date: Sun, 04 Sep 2022 08:58:23 +0200
Message-ID: <166227470363.5707.5961328202531700226@lain.khirnov.net> (raw)
In-Reply-To: <e5ca47f5-709a-ed78-9f81-fa0494069af3@rothenpieler.org>
Quoting Timo Rothenpieler (2022-09-02 01:46:59)
> On 02.09.2022 01:32, Michael Niedermayer wrote:
> > Hi all
> >
> > Theres a use after free issue in H.264 Decoding on d3d11va with multiple threads
> > I dont have the hardware/platform nor do i know the hw decoding code so i made
> > no attempt to fix this beyond asking others to ...
>
> hwaccel with multiple threads being broken is not exactly a surprise.
> So we could just disable that, and always have it be one single thread?
We are already disabling it in a way - the frame threading code ensures
that threads run one at a time when hwaccel is being used.
--
Anton Khirnov
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next prev parent reply other threads:[~2022-09-04 6:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-01 23:32 Michael Niedermayer
2022-09-01 23:46 ` Timo Rothenpieler
2022-09-02 1:43 ` Lynne
2022-09-04 6:58 ` Anton Khirnov [this message]
2022-09-04 7:43 ` Soft Works
2022-09-05 5:59 ` Anton Khirnov
2022-09-05 19:41 ` Soft Works
2022-09-05 15:50 ` Lukas Fellechner
2022-09-05 16:13 ` Anton Khirnov
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