[Cin] New SVT-AV1 release: v2.3.0 from AOM
Terje J. Hanssen
terjejhanssen at gmail.com
Tue Nov 5 15:40:51 CET 2024
Den 05.11.2024 00:01, skrev Terje J. Hanssen:
>
>
>
> Den 04.11.2024 21:49, skrev 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!
>
> Thanks, I take a look when the rpm from Andrey is ready
Installed the rpm on Leap 15.6 and test rendered one DV and one HDV file ok
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]: SVT-AV1 Encoder Lib v2.3.0
Svt[info]: SVT [build] : GCC 7.5.0 64 bit
Svt[info]: LIB Build date: Nov 5 2024 09:15:44
Svt[info]: -------------------------------------------
Svt[info]: Level of Parallelism: 5
Svt[info]: Number of PPCS 140
Svt[info]: [asm level on system : up to avx2]
Svt[info]: [asm level selected : up to avx2]
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: main profile tier (auto) level (auto)
Svt[info]: SVT [config]: width / height / fps numerator / fps
denominator : 720 / 576 / 25 / 1
Svt[info]: SVT [config]: bit-depth / color format : 8 /
YUV420
Svt[info]: SVT [config]: preset / tune / pred struct : 6 / PSNR / random
access
Svt[info]: SVT [config]: gop size / mini-gop size / key-frame
type : 161 / 32 / key frame
Svt[info]: SVT [config]: BRC mode / rate factor : CRF / 35
Svt[info]: SVT [config]: AQ mode / variance boost : 2 / 0
Svt[info]: -------------------------------------------
Render::render_single: Session finished.
** rendered 2832 frames in 20.299 secs, 139.514 fps
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]: SVT-AV1 Encoder Lib v2.3.0
Svt[info]: SVT [build] : GCC 7.5.0 64 bit
Svt[info]: LIB Build date: Nov 5 2024 09:15:44
Svt[info]: -------------------------------------------
Svt[info]: Level of Parallelism: 5
Svt[info]: Number of PPCS 140
Svt[info]: [asm level on system : up to avx2]
Svt[info]: [asm level selected : up to avx2]
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: main profile tier (auto) level (auto)
Svt[info]: SVT [config]: width / height / fps numerator / fps
denominator : 1440 / 1080 / 25 / 1
Svt[info]: SVT [config]: bit-depth / color format :
8 / YUV420
Svt[info]: SVT [config]: preset / tune / pred struct
: 6 / PSNR / random access
Svt[info]: SVT [config]: gop size / mini-gop size / key-frame
type : 161 / 32 / key frame
Svt[info]: SVT [config]: BRC mode / rate factor : CRF / 35
Svt[info]: SVT [config]: AQ mode / variance boost :
2 / 0
Svt[info]: -------------------------------------------
Render::render_single: Session finished.
** rendered 5972 frames in 87.708 secs, 68.090 fps
>>
>> 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 ,,,
>>
> I'm not sure I understood the last line yet, but I should be ready to
> continue vaapi-testing to-morrow.
>
> In the mean-time I just posted a system SVT-AV1 related issue with my
> single-user Cingg.
>
>
>>
>>
>> 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
>>
>>
>>
>>
>>
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>>
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>
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