[FFmpeg-trac] #9184(avfilter:open): pngdec output frame that has double image

FFmpeg trac at avcodec.org
Mon Jul 26 16:03:52 EEST 2021

#9184: pngdec output frame that has double image
             Reporter:  akoryagin    |                    Owner:  (none)
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avfilter
              Version:  unspecified  |               Resolution:
             Keywords:  artefact on  |               Blocked By:
  the video                          |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
Comment (by Pljushevij):

 A was trying to apply this patch:


 but got the error:

 curl https://patchwork.ffmpeg.org/series/407/mbox/ | git am -3

   % Total    % Received % Xferd  Average Speed   Time    Time     Time
                                  Dload  Upload   Total   Spent    Left
 100 22931  100 22931    0     0  49313      0 --:--:-- --:--:-- --:--:--
 Applying: avfilter: add overlay vaapi filter
 Using index info to reconstruct a base tree...
 M       configure
 M       doc/filters.texi
 M       libavfilter/Makefile
 M       libavfilter/allfilters.c
 Falling back to patching base and 3-way merge...
 Auto-merging libavfilter/allfilters.c
 CONFLICT (content): Merge conflict in libavfilter/allfilters.c
 Auto-merging libavfilter/Makefile
 Auto-merging doc/filters.texi
 Auto-merging configure
 CONFLICT (content): Merge conflict in configure
 error: Failed to merge in the changes.
 Patch failed at 0001 avfilter: add overlay vaapi filter
 Use 'git am --show-current-patch' to see the failed patch
 When you have resolved this problem, run "git am --continue".
 If you prefer to skip this patch, run "git am --skip" instead.
 To restore the original branch and stop patching, run "git am --abort".
Ticket URL: <https://trac.ffmpeg.org/ticket/9184#comment:21>
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