[FFmpeg-trac] #11563(avcodec:new): Improve JPEG compression based on now-expired patents (was: Implement better jpeg compression now that patents on those two algorithms expired)

FFmpeg trac at avcodec.org
Thu May 1 11:41:43 EEST 2025


#11563: Improve JPEG compression based on now-expired patents
-------------------------------------+-----------------------------------
             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            |
-------------------------------------+-----------------------------------
Changes (by MasterQuestionable):

 * cc: MasterQuestionable (added)
 * component:  undetermined => avcodec
 * summary:
     Implement better jpeg compression now that patents on those two
     algorithms expired
     => Improve JPEG compression based on now-expired patents

Comment:

 ͏    Nevertheless, JPEG is a bad image codec overall:
 ͏    Both bad quality and compression.
 ͏    https://hackerfactor.com/blog/?archives/260-JPEG-Bitstream-Bytes.html
 ͏    https://hackerfactor.com/blog/?archives/242-Graphic-Content
 ,-Parental-Supervision-Advised.html

 ͏    While no current video/image codec seems good enough.
 ͏    Likely need something total new.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11563#comment:2>
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