[Cin] ffmpeg 6.0 in future

Wed Mar 1 18:41:32 CET 2023

ср, 1 мар. 2023 г., 20:36 Phyllis Smith <phylsmith2017 at gmail.com>:

> Sounds like a lot of changes in this 6.0 release.  My preference is to
> wait for 6.1 as usual to let someone else find any glaring problems.  The
> blurb did not mention a fix for Vulkan?
>

I guess ffmpeg devs not on Arch :-)

I'll update this thread if I get some positive results from my experiments,
now when we have release to try ....

>
> On Tue, Feb 28, 2023 at 10:30 PM Andrew Randrianasulu <
> randrianasulu at gmail.com> wrote:
>
>> future is now, this text pisted on ffmpeg.org:
>>
>>
>> ======
>>
>>
>> February 28th, 2023, FFmpeg 6.0 "Von Neumann"
>>
>> A new major release, FFmpeg 6.0 "Von Neumann"
>> <http://ffmpeg.org/download.html#release_6.0>, is now available for
>> download. This release has many new encoders and decoders, filters, ffmpeg
>> CLI tool improvements, and also, changes the way releases are done. All
>> major releases will now bump the version of the ABI. We plan to have a new
>> major release each year. Another release-specific change is that deprecated
>> APIs will be removed after 3 releases, upon the next major bump. This means
>> that releases will be done more often and will be more organized.
>>
>> New decoders featured are Bonk, RKA, Radiance, SC-4, APAC, VQC, WavArc
>> and a few ADPCM formats. QSV and NVenc now support AV1 encoding. The FFmpeg
>> CLI (we usually refer to it as ffmpeg.c to avoid confusion) has speed-up
>> improvements due to threading, as well as statistics options, and the
>> ability to pass option values for filters from a file. There are quite a
>> few new audio and video filters, such as adrc, showcwt, backgroundkey and
>> ssim360, with a few hardware ones too. Finally, the release features many
>> behind-the-scenes changes, including a new FFT and MDCT implementation used
>> in codecs (expect a blog post about this soon), numerous bugfixes, better
>> ICC profile handling and colorspace signalling improvement, introduction of
>> a number of RISC-V vector and scalar assembly optimized routines, and a few
>> new improved APIs, which can be viewed in the doc/APIchanges file in our
>> tree. A few submitted features, such as the Vulkan improvements and more
>> FFT optimizations will be in the next minor release, 6.1, which we plan to
>> release soon, in line with our new release schedule. Some highlights are:
>>
>>    - Radiance HDR image support
>>    - ddagrab (Desktop Duplication) video capture filter
>>    - ffmpeg -shortest_buf_duration option
>>    - ffmpeg now requires threading to be built
>>    - ffmpeg now runs every muxer in a separate thread
>>    - Add new mode to cropdetect filter to detect crop-area based on
>>    motion vectors and edges
>>    - VAAPI decoding and encoding for 10/12bit 422, 10/12bit 444 HEVC and
>>    VP9
>>    - WBMP (Wireless Application Protocol Bitmap) image format
>>    - a3dscope filter
>>    - bonk decoder and demuxer
>>    - Micronas SC-4 audio decoder
>>    - LAF demuxer
>>    - APAC decoder and demuxer
>>    - Media 100i decoders
>>    - DTS to PTS reorder bsf
>>    - ViewQuest VQC decoder
>>    - backgroundkey filter
>>    - nvenc AV1 encoding support
>>    - MediaCodec decoder via NDKMediaCodec
>>    - MediaCodec encoder
>>    - oneVPL support for QSV
>>    - QSV AV1 encoder
>>    - QSV decoding and encoding for 10/12bit 422, 10/12bit 444 HEVC and
>>    VP9
>>    - showcwt multimedia filter
>>    - corr video filter
>>    - adrc audio filter
>>    - afdelaysrc audio filter
>>    - WADY DPCM decoder and demuxer
>>    - CBD2 DPCM decoder
>>    - ssim360 video filter
>>    - ffmpeg CLI new options: -stats_enc_pre[_fmt],
>>    -stats_enc_post[_fmt], -stats_mux_pre[_fmt]
>>    - hstack_vaapi, vstack_vaapi and xstack_vaapi filters
>>    - XMD ADPCM decoder and demuxer
>>    - media100 to mjpegb bsf
>>    - ffmpeg CLI new option: -fix_sub_duration_heartbeat
>>    - WavArc decoder and demuxer
>>    - CrystalHD decoders deprecated
>>    - SDNS demuxer
>>    - RKA decoder and demuxer
>>    - filtergraph syntax in ffmpeg CLI now supports passing file contents
>>    as option values
>>    - hstack_qsv, vstack_qsv and xstack_qsv filters
>>
>> We strongly recommend users, distributors, and system integrators to
>> upgrade unless they use current git master.
>>
>>
>> ====
>>
>>
>> so .... should we try this or wait for 6.1 "shortly after"?
>>
>> чт, 9 февр. 2023 г., 20:43 Andrew Randrianasulu <randrianasulu at gmail.com
>> >:
>>
>>>
>>>
>>> чт, 9 февр. 2023 г., 20:30 Phyllis Smith <phylsmith2017 at gmail.com>:
>>>
>>>> Nice! hopefully it really will not be until Winter 2023 so I can get
>>>> all of the GPL headers fixed by then.
>>>>
>>>
>>>
>>> some talks suggest it might be in two weeks  :-)
>>>
>>>
>>> https://people.freedesktop.org/~cbrill/dri-log/index.php?channel=dri-devel&date=2023-02-07
>>>
>>> ====
>>> 02:54 Lynne: I want vulkan decode in ffmpeg 6.0, but release is in no
>>> more than a week or two, and it's not a small amount of code to review
>>> 02:56 Lynne: and I still have to fix cuda interop (if it's even
>>> possible), drm interop (probably 100% broken) and fix the vulkan filters
>>>
>>> ====
>>>
>>>
>>> but I guess we are not *enforced* to upgrade at day 1, just want to be
>>> sure we still compile ...
>>>
>>> speaking about this vulkan patch fixing compilation with too new vulkan
>>> headers landed in 5.1 branch, so we can puck it up instead of disabling
>>> vulkan completely:
>>>
>>>
>>> https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/7268323193d55365f914de39fadd5dbdb1f68976
>>>
>>>
>>> I think I'll try to experiment with ffmpeg.git compile, just for seeing
>>> how much breakage we ough to repair at our side ....
>>>
>>>
>>> Thanks a ton for doing all this editing!
>>>
>>>
>>>> On Thu, Feb 9, 2023 at 9:51 AM Andrew Randrianasulu via Cin <
>>>> cin at lists.cinelerra-gg.org> wrote:
>>>>
>>>>> According to
>>>>>
>>>>> https://www.phoronix.com/news/FFmpeg-6.0-FOSDEM-2023
>>>>>
>>>>> we will get nice things like hw AV1 decoding ... and usual API breaks
>>>>> :-)
>>>>> --
>>>>> Cin mailing list
>>>>> Cin at lists.cinelerra-gg.org
>>>>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>>>>
>>>>
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