[Cin] New SVT-AV1 release: v2.3.0 from AOM

[Andrew Randrianasulu]

On Mon, Nov 4, 2024 at 10:03 PM Phyllis Smith <phylsmith2017 at gmail.com>
wrote:

> Built successfully the 2.3.0 version and checked into GIT and Andrey's
> package are in the process of building now. Ran 2 tests and all seems
> normal - it may be slightly faster and the file generated may be slightly
> smaller but it is too hard to tell with my simple tests. Thank you Terje
> for the notify of the new version.
>


Thanks!

Terje, I think if you are ok with this idea we can return to testing
10bit-vaapi patch ...
Hopefully in its final form it will just allow same format= string in
encoding profiles as supported by per-file decoding opts files now ,,,



>
> On Thu, Oct 31, 2024 at 2:24 PM Andrew Randrianasulu via Cin <
> cin at lists.cinelerra-gg.org> wrote:
>
>>
>>
>> чт, 31 окт. 2024 г., 18:43 Terje J. Hanssen via Cin <
>> cin at lists.cinelerra-gg.org>:
>>
>>> As seen on reddit, the Alliance for Open Media - AOM has released
>>> SVT-AV1 v. 2.3.0
>>> The Scalable Video Technology for AV1 (SVT-AV1 Encoder) is an
>>> AV1-compliant software encoder library.
>>>
>>>
>>>    -
>>>
>>>    NEW FAST DECODE MODE
>>>    -
>>>
>>>    New fast-decode (2) to allow for an average AV1 software cycle
>>>    reduction of 25-50% vs fast-decode 0 with a 1-3% BD-Rate loss across the
>>>    presets
>>>    -
>>>
>>>    Improved fast-decode (1) option to increase its AV1 software cycle
>>>    reduction by ~10% while maintaining the same quality levels
>>>    -
>>>
>>>    Improved --lp settings for high resolutions, with CRF gaining a ~4%
>>>    improvement in speed and VBR gaining ~15%
>>>    -
>>>
>>>    Further Arm-based optimizations improving the efficiency of
>>>    previously written Arm-neon implementations by an average of 30%
>>>    -
>>>
>>>    Address speed regressions for high resolutions first pass encode by
>>>    tuning the threading parameters, with 1080p showing the biggest gains
>>>    -
>>>
>>>    Enabled AVX512 by default in cmake allowing for ~2-4% speedup
>>>
>>>
>> I hope system-wide nasm installed on Phyllis's build systems will cope
>> with that .....
>>
>>
>>
>>>    -
>>>
>>>    -
>>>
>>>    ...and more
>>>
>>>
>>> https://gitlab.com/AOMediaCodec/SVT-AV1/-/releases/v2.3.0#230---2024-10-28
>>>
>>>
>>> https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/README.md?ref_type=heads
>>>
>>>
>>>
>>>
>>>
>>> --
>>> Cin mailing list
>>> Cin at lists.cinelerra-gg.org
>>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>>
>> --
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>> Cin at lists.cinelerra-gg.org
>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>
>
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