[FFmpeg-devel] [PATCH] avformat/mpegts: Add AVFMT_FLAG_ALLOW_CODEC_CHANGES (v2)

[Michael Niedermayer]

On Mon, Jun 30, 2025 at 07:32:36PM -0600, Pavel Koshevoy wrote:
> On Mon, Jun 30, 2025 at 3:46 PM Scott Theisen <
> scott.the.elm-at-gmail.com at ffmpeg.org> wrote:
> 
> > On 2025/06/29 23:55, Pavel Koshevoy wrote:
> > > Make midstream AVStream.codecpar updates optional and disabled
> > > by default, so that avformat API clients can enable this feature
> > > explicitly when they add support for midstream codec changes.
> >
> > Is this signaled in any way or is the client expected to check if
> > codecpar has changed?
> >
> 
> The client is expected to check codecpar for changes ...

What performance impact does this have ?

also how does this align with AV_PKT_DATA_NEW_EXTRADATA
and AV_PKT_DATA_PARAM_CHANGE ?

thx

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No snowflake in an avalanche ever feels responsible. -- Voltaire
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