[FFmpeg-trac] #7226(avfilter:new): Generic vf_blend implementation contains unaligned memory access

FFmpeg trac at avcodec.org
Wed May 23 20:03:09 EEST 2018


#7226: Generic vf_blend implementation contains unaligned memory access
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             Reporter:  Lastique    |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avfilter
              Version:  git-master  |               Resolution:
             Keywords:  vf_blend    |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by Lastique):

 I've also attached a patch to fix the unaligned memory access. With it
 applied, I can no longer reproduce the crash (the compiler still
 vectorizes the code but uses unaligned memory loads and stores).

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Ticket URL: <https://trac.ffmpeg.org/ticket/7226#comment:1>
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