Re: [FFmpeg-devel] [PATCH] avfilter/fifo: Remove (a)fifo filters

[Muhammad Faiz <mfcc64@gmail.com>]

On Fri, Mar 8, 2024 at 10:46 PM Andreas Rheinhardt <
andreas.rheinhardt@outlook.com> wrote:

> Muhammad Faiz:
> > On Fri, Mar 8, 2024 at 5:40 PM Andreas Rheinhardt <
> > andreas.rheinhardt@outlook.com> wrote:
> >
> >> Muhammad Faiz:
> >>> On Tue, Feb 6, 2024 at 3:58 PM Andreas Rheinhardt <
> >>> andreas.rheinhardt@outlook.com> wrote:
> >>>
> >>>> Andreas Rheinhardt:
> >>>>> Obsolete since 4ca1fb9d2a91757c8c4c34dd456abf340e3f765f.
> >>>>>
> >>>>> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
> >>>>> ---
> >>>>>  doc/filters.texi         |   9 ---
> >>>>>  libavfilter/Makefile     |   1 -
> >>>>>  libavfilter/allfilters.c |   2 -
> >>>>>  libavfilter/fifo.c       | 165
> ---------------------------------------
> >>>>>  4 files changed, 177 deletions(-)
> >>>>>  delete mode 100644 libavfilter/fifo.c
> >>>>>
> >>>>
> >>>> Will apply in a few days unless there are objections.
> >>>>
> >>>> - Andreas
> >>>>
> >>>>
> >>> This breaks backward compatibility.
> >>>
> >>> Please revert.
> >>>
> >>> Thank's.
> >>
> >> What breaks that can't simply be fixed by removing the (a)fifo filter
> >> from the filterchain?
> >>
> >> - Andreas
> >>
> >>
> > I use afifo to optimize memory usage.
> > And backward incompatible change should only be allowed with deprecation
> > periods and major version bump.
> >
>
> Deprecation periods etc. are only common for API breaks; we do not
> guarantee that any particular filter etc. stays available and therefore
> occasionally remove them without deprecation. Examples of this are the
> removal of libopenjpeg in 60ccb3fe787, the removal of libwavpackenc in
> 45070eec4c or the removal of the XvMC hardware acceleration in
> be95df12bb06 (the last commit was accompanied by cefa595361db9 and
> b648ece34b6f which deprecated the parts of XvMC that were part of the
> public API and therefore subject to the API stability contract).
>
> - Andreas
>
>
It seems that all of them are external dependent components. So, I think
that non external dependent components should be treated differently.
Also, what is the urgency of (a)fifo removal?

Thank's
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