[FFmpeg-trac] #10807(undetermined:new): FFmpeg doesn't get quant parameter from input files for deblocking filters

[FFmpeg]

#10807: FFmpeg doesn't get quant parameter from input files for deblocking filters
-------------------------------------+-------------------------------------
             Reporter:  Lirk         |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 This problem appeared in version 4.4 (09.04.2021) and the last precompiled
 version without this problem was 4.3.2 (21.02.2021). For example, with
 using pp7 filter without specifying the quant parameter, result will be
 "green screen", other deblocking filters just have no any effect on the
 output video, this problem affects all deblocking filters.

 {{{
 % ffmpeg -i file.avi/mpg -vf pp7 green_screen.mp4
 ffplay version 2024-01-14-git-34a47b97de-full_build-www.gyan.dev Copyright
 (c) 2003-2024 the FFmpeg developers
 }}}
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Ticket URL: <https://trac.ffmpeg.org/ticket/10807>
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