[FFmpeg-trac] #10144(swscale:new): Segfault only on macOS in sws_scale() for DCI 2K resolution

FFmpeg trac at avcodec.org
Fri Jan 20 02:00:41 EET 2023


#10144: Segfault only on macOS in sws_scale() for DCI 2K resolution
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             Reporter:  LoadingByte  |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  swscale
              Version:  5.1.2        |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by Balling):

 Is this cause free() operation zeroes out all deallocated blocks in iOS
 16.1 beta or later? They did it because "There’s also a performance
 improvement, because it makes the memory compressor work better", but of
 course their compressor is garbage then.
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Ticket URL: <https://trac.ffmpeg.org/ticket/10144#comment:1>
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