[FFmpeg-devel] [PATCH] all: bump all libraries versions by 100.

Ganesh Ajjanagadde gajjanag at mit.edu
Mon Sep 7 15:42:22 CEST 2015


On Sun, Sep 6, 2015 at 2:12 PM, Ganesh Ajjanagadde <gajjanag at mit.edu> wrote:
> On Sun, Sep 6, 2015 at 2:03 PM, James Almer <jamrial at gmail.com> wrote:
>> On 9/6/2015 5:23 PM, Ganesh Ajjanagadde wrote:
>>> On Sun, Sep 6, 2015 at 1:07 PM, Nicolas George <george at nsup.org> wrote:
>>>> Le decadi 20 fructidor, an CCXXIII, James Almer a écrit :
>>>>> Is it confirmed that we are not ABI compatible at all with libav?
>>>>
>>>> It is confirmed that we are not 100% compatible. Nothing more accurate than
>>>> that.
>>>>
>>>> But that does not matter, it could be fixed. What matters is what we want.
>>>> Apparently, people do not want to be compatible anymore.
>>>
>>> Correct me if I am wrong, but the people you are referring to are
>>> ffmpeg devs and do not represent libav. This is relevant to both
>>> projects, so I think their opinions should be considered as well.
>>
>> I don't see why. Compatibility was always something only we cared about.
>> It was never something that affected them positively or negatively.
>
> Maybe so right now; but this could have implications on possible
> merging in the future. There could be claims like "ABI's are now too
> different, so we do not want to merge", etc. These aspects should be
> considered IMHO.
>
> FWIW, I have sent an email to libav-devel regarding this business in
> order to check if Clement's position on this is accurate.

Got a reply on libav-devel; Clement's position on this is indeed accurate.

>
>>
>> In fact, most of the "incompatible-libav-abi" changes were done because
>> libav didn't take compatibility with ffmpeg into consideration when
>> reimplementing existing functionality.
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