[FFmpeg-devel] [PATCH v2 1/5] libavfilter/x86/vf_gblur: add ff_postscale_slice_avx512()

[James Almer]

On 8/19/2021 3:58 AM, Paul B Mahol wrote:
> On Mon, Aug 16, 2021 at 1:49 PM James Almer <jamrial at gmail.com> wrote:
> 
>> On 8/16/2021 6:27 AM, Wu, Jianhua wrote:
>>>>
>>>> Yes, but we don't want to use AVX512 on hardware that downclocks
>> heavily.
>>>>
>>>
>>> It's okay. Should I updated the configure file to let the IceLake-AVX512
>> to be the minimum baseline or add a new macro name AVX512ICL?
>>
>> Update the test in configure to look for an instruction available on Ice
>> Lake (like VL), then update the check in cpu.c to make sure AVX2 is only
>> enabled if AVX2-related flags Ice Lake and newer CPUs have in common are
>> signaled.
>>
> 
> I think you are confused. AVX2 is doing fine.

Meant to say AVX512, yes.

What are you planning to push? Was a patch bumping the requirements for 
the current AVX512 flag as discussed submitted or not?

> 
>>
>>>
>>> Jianhua
>>>
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>>
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