[FFmpeg-devel] [PATCH 03/12] lavfi: drop vf_qp

[Paul B Mahol]

On 2/24/20, Soft Works <softworkz at hotmail.com> wrote:
>> -----Original Message-----
>> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
>> Anton Khirnov
>> Sent: Monday, February 24, 2020 3:55 PM
>> To: FFmpeg development discussions and patches <ffmpeg-
>> devel at ffmpeg.org>
>> Subject: Re: [FFmpeg-devel] [PATCH 03/12] lavfi: drop vf_qp
>>
>> Quoting Carl Eugen Hoyos (2020-02-24 13:50:57)
>> > Am Mo., 24. Feb. 2020 um 13:40 Uhr schrieb Anton Khirnov
>> <anton at khirnov.net>:
>> > >
>> > > It fundamentally depends on an API that has been deprecated for five
>> > > years, has seen no commits since that time and is of highly dubious
>> > > usefulness.
>> >
>> > Please explain how the removed functionality was replaced.
>>
>> It was not, for the reasons mentioned in the commit message. In my view,
>> the fact that nobody fixed it in all that time proves that nobody cares
>> about
>> this functionality and thus that there is no value in keeping it.
>>
>> Furthermore, I believe this filter (and all the associated
>> "postprocessing"
>> ones) are anachronistic relics of the DivX era. They were in fashion
>> around
>> ~2005 (though I doubt they were actually improving anything even then)
>> but
>> nobody with a clue has used them since
>
> Following those or similar arguments in a consequent way, would quickly
> constitute quite a list of ffmpeg features having "no value" anymore.
>

Please write such a list, I'm interested.

> Removing features from one day to another would appear to me as a bit
> too extreme, no matter how useless the feature might be.
>
> Maybe it would make sense to introduce some kind of feature category
> like "legacy features" where those types of features can be 'parked'
> for a while before getting removed eventually.
>
> (of course, allowing to configure build with or without those features).
>
> softworkz
>
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