[FFmpeg-devel] [PATCH 2/4] lavfi/avfilter: simplify filter registration

[Rostislav Pehlivanov]

On 28 November 2017 at 20:23, Michael Niedermayer <michael at niedermayer.cc>
wrote:

> On Mon, Nov 27, 2017 at 04:30:19AM +0000, Rostislav Pehlivanov wrote:
> > Atomics were entirely pointless and did nothing but slow and complicate
> > the process down. This could be improved further still but the main
> > objective of this commit is to simplify.
> >
> > Signed-off-by: Rostislav Pehlivanov <atomnuker at gmail.com>
> > ---
> >  libavfilter/avfilter.c | 8 +++++---
> >  1 file changed, 5 insertions(+), 3 deletions(-)
>
> *_register() can be called by the user app in a unsyncronized way
> for example from a module like vlc used AFAIK.
> or from libs loaded by an application which use libavfilter or other
> internally.
>
> These registration functions should stay thread safe
>
>
> [...]
>
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Those who would give up essential Liberty, to purchase a little
> temporary Safety, deserve neither Liberty nor Safety -- Benjamin Franklin
>
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>
What variable actually needs to be protected?