[FFmpeg-trac] #9455(undetermined:closed): Overlay n expression being off 1 frame

FFmpeg trac at avcodec.org
Fri Oct 15 16:38:58 EEST 2021

#9455: Overlay n expression being off 1 frame
             Reporter:  Jozef        |                    Owner:  (none)
  Chutka                             |
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  4.3.2        |               Resolution:  wontfix
             Keywords:  overlay n    |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
Comment (by Jozef Chutka):

 4.3 does the same, older versions complains a lot about `n` being used in
 scale so I am not able to test.

 Are we in agreement there is something suspicious happening?

 I understand changing this might have big consequences.
Ticket URL: <https://trac.ffmpeg.org/ticket/9455#comment:5>
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