[FFmpeg-trac] #9060(swscale:reopened): libswscale crash with Neon - aarch64
FFmpeg
trac at avcodec.org
Sun Apr 4 06:39:08 EEST 2021
#9060: libswscale crash with Neon - aarch64
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Reporter: kuba456 | Owner:
Type: defect | Status: reopened
Priority: important | Component: swscale
Version: git-master | Resolution:
Keywords: crash | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by kode54):
They appear to be using for either input or output, a buffer which will be
scanned from bottom to top. This appears to be using a pointer to the
beginning of the last scanline, and a negative row stride increment so it
steps backwards. Cheeky hack.
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Ticket URL: <https://trac.ffmpeg.org/ticket/9060#comment:5>
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