> On Dec 15, 2023, at 19:41, Thilo Borgmann via ffmpeg-devel
> <ffmpeg-devel@ffmpeg.org> wrote:
>
> Am 15.12.23 um 12:32 schrieb Martin Storsjö via ffmpeg-devel:
>> On Fri, 15 Dec 2023, Zhao Zhili wrote:
>>>
>>>> On Dec 15, 2023, at 18:11, Martin Storsjö <mar...@martin.st> wrote:
>>>>
>>>> <OS>_VERSION_MAX_ALLOWED indicates what version is available in
>>>> the SDK, while <OS>_VERSION_MIN_REQUIRED is the version we can
>>>> assume is available, i.e. similar to what is set with e.g.
>>>> -miphoneos-version-min on the command line.
>>>> ^
>>>
>>> I think we need some utils for version check on Apple’s multiple target OS.
>>> It’s hard
>>> to get it right and very lengthy to write. Ping Marvin since he is expert
>>> on this
>>> subject.
>>>
>>> And can we setup a group of CI for these platforms?
>> That would be good.
>> We do have a mac mini running fate tests; it would probably be good to add
>> test configurations that build for both macOS and iOS, for both whatever the
>> latest version in the installed SDK is, and with an old deployment target
>> (those builds often get broken).
>> (And then, someone would need to check the FATE status as well.)
>
> That would be great!
> Fate on the M1 discovered the other bug about the availability macro in
> audiotoolbox only because it used the 11.3 SDK on a 12.0 OS.
>
> Marvin knows this OS specific stuff way better than me, it would be great if
> he wanted to set it up more sophisticated :)
Two other similar bugs:
https://trac.ffmpeg.org/ticket/10690
https://trac.ffmpeg.org/ticket/10695
It’s easy to workaround by !TARGET_OS_IPHONE, but I want to enable it for as
many platforms as possible.
I haven’t got the time to read Marvin’s article and figure out how to do it
properly yet.
>
> -Thilo
>
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