[FFmpeg-devel] [PATCH] doc/filters: document the unstability of the shorthand options notation.

James Almer jamrial at gmail.com
Sat Aug 5 20:14:21 EEST 2017

On 8/5/2017 1:42 PM, Nicolas George wrote:
> L'octidi 18 thermidor, an CCXXV, Michael Niedermayer a écrit :
>> I think you do not realize how annoying this would be in practice
>> Users do not know all these nuances that one syntax is stable and work
>> and one works but is not future proof. It also violates the priniple of
>> least surprise. Aka this fails one of the most fundamental rules of
>> user interface design
> I think all competent users should realize that a shortcut is less
> stable than the full notation.

Users may not know that it's a shortcut to begin with.

>> This comment makes me a bit sad.
>> It implies that old code is bad without any solid fact, nothing one can
>> proof, disproof, or fix.
> I am not saying that all the old code is bad. But do you want to imply
> that all of it is good? As long as some of it is bas, we need to improve
> it, and unconditional compatibility is an hindrance to that.
>> 			   And thats not even related here, you
>> didnt start by wanting to fix a mistake in the order, the changed order
>> was a side effect of other work.
> Actually, the "other work" was fixing a mistake: implementing the
> options in the individual filters.
>> also my suggestion was to define what is stable now and maintain that
>> properly and disallow what is not stable. Have a clear interface and
>> stick to it.
>> Stable interfaces are important.
> Named options are stable. There is no need for anything more.
> Regards,
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