[FFmpeg-trac] #9625(undetermined:new): paletteuse artefacts

[FFmpeg]

#9625: paletteuse artefacts
-------------------------------------+-------------------------------------
             Reporter:  Jozef        |                     Type:  defect
  Chutka                             |
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:

 palettegen+paletteuse generates some strange ~10x1 px artefacts on the
 left side of the output

 How to reproduce:

 {{{
 % ffmpeg -filter_complex
 "color=color=#ffffff:size=100x300:rate=10:duration=1[a];color=color=#ff0000:size=100x100:rate=10:duration=1[b];[a][b]overlay,split[c][d];[c]palettegen,[d]paletteuse"
 -frames:v 1 -y out.png
 }}}

 Using ffmpeg version 2022-01-24-git-0a83ecbf48-full_build-www.gyan.dev
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9625>
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