[FFmpeg-trac] #11563(avcodec:new): Improve JPEG compression based on now-expired patents

[FFmpeg]

#11563: Improve JPEG compression based on now-expired patents
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             Reporter:  Balling      |                    Owner:  (none)
                 Type:  enhancement  |                   Status:  new
             Priority:  normal       |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  mjpeg        |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by MasterQuestionable):

 ͏    Even so, still of so many inefficiencies; however optimized.
 ͏    Demonstrable by that some images may nevertheless compress better in
 PNG.
 [ !^
 ͏
 https://github.com/orgs/community/discussions/141322#discussioncomment-11754750
 ͏    Images that of large contiguous color region.

 ͏    Ideally in WebP Lossless, for whose overall superiority:
 ͏
 https://github.com/lvandeve/lodepng/issues/187#issuecomment-2561596363

 ͏    Also note JPEG compression is simply block-based:
 ͏    Cannot properly merge certain duplicates disregard. ]

 ͏    Somewhat like the still prevalence of PNG?
 ͏    https://github.com/MasterInQuestion/talk/discussions/27
 ͏    .
 ͏    Being ubiquitous doesn't change that, it's still a poor codec in
 fact.

 \\
 ͏    Video is essentially a sequence of motion pictures.
 ͏    That could be just GOP (Group of Pictures).
 ͏    The image codecs could as well handle.
 ͏    (Inter-frame compression is fundamentally no different from Intra-
 frame)

 ͏    What's needed is just some extension of the basic container scheme:
 ͏
 https://github.com/MasterInQuestion/talk/discussions/3#discussioncomment-9584627
 ͏    (MPX Simple)
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Ticket URL: <https://trac.ffmpeg.org/ticket/11563#comment:5>
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