[x265] [PATCH 000 of 307 ] AVX-512 implementataion in x265
Pradeep Ramachandran
pradeep at multicorewareinc.com
Thu Apr 12 16:11:03 CEST 2018
On the average we see 18% improvement for 4K main10 high quality encoding;
for other resolutions and presets, the improvement isn’t significant. You
can read this paper for some thoughts (
https://networkbuilders.intel.com/docs/accelerating-x265-the-hevc-encoder-with-intel-advanced-vector-extensions-512.pdf
)
Pradeep
On Fri, 6 Apr 2018 at 12:28 PM, Praveen Tiwari <praveen at multicorewareinc.com>
wrote:
> Your request is on the way, soon we will share the performance related
> details. Thanks.
>
> Regards,
> Praveen Tiwari
>
> On Fri, Apr 6, 2018 at 9:36 PM, Vittorio Giovara <
> vittorio.giovara at gmail.com> wrote:
>
>> just curious, what kind of general speed improvement does this give?
>> I could have missed them in the series, but it would be nice to have some
>> sort of benchmarks
>> thanks
>> Vittorio
>>
>> On Sat, Apr 7, 2018 at 4:29 AM, <mythreyi at multicorewareinc.com> wrote:
>>
>>> This series of patches enables AVX-512 in x265. USe CLI option --asm
>>> avx512 to enable AVX-512 kernels.
>>> _______________________________________________
>>> x265-devel mailing list
>>> x265-devel at videolan.org
>>> https://mailman.videolan.org/listinfo/x265-devel
>>>
>>
>>
>>
>> --
>> Vittorio
>>
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>>
>>
> _______________________________________________
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>
--
Pradeep Ramachandran, PhD
Principal Engineer at www.multicorewareinc.com/
Adjunct Faculty at www.cse.iitm.ac.in/
pradeeprama.info/
Ph: +91 99627 82018
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