[FFmpeg-trac] #2443(avfilter:open): Segmentation fault on deshake filter

[FFmpeg]

#2443: Segmentation fault on deshake filter
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             Reporter:  jbvsmo       |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avfilter
              Version:  git-master   |               Resolution:
             Keywords:  crash        |               Blocked By:
  SIGSEGV deshake                    |  Reproduced by developer:  1
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by jbvsmo):

 Replying to [comment:6 cehoyos]:
 > -vf deshake=rx=64 triggers a (possibly) different problem even with
 -cpuflags 0.

 Check the diff I sent above. There's an off-by-one in a 128x128 array. The
 code will access

     thing[rx*2][ry*2]

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2443#comment:7>
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