[FFmpeg-trac] #11254(swscale:open): "-sws_dither" seemingly ineffective (was: "-sws_dither none" seemingly does not work for 8 bit content)

[FFmpeg]

#11254: "-sws_dither" seemingly ineffective
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             Reporter:               |                    Owner:  (none)
  MasterQuestionable                 |
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  swscale
              Version:  git-master   |               Resolution:
             Keywords:  sws_dither   |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Changes (by MasterQuestionable):

 * summary:  "-sws_dither none" seemingly does not work for 8 bit content =>
     "-sws_dither" seemingly ineffective

Comment:

 ͏    A prominent "swscale" havoc... there synthesized.
 ͏    Also note it's "-sws_dither" option, not "sws_dither" generally.
 ͏    And it affects more than just "none".
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Ticket URL: <https://trac.ffmpeg.org/ticket/11254#comment:3>
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