#7990: undefined-behavior at libavcodec/snowenc.c and division by zero at
libavcodec/ratecontrol.c
-------------------------------------+-------------------------------------
Reporter: Suhwan | Type: defect
Status: new | Priority: normal
Component: | Version:
undetermined | unspecified
Keywords: ubsan | Blocked By:
snowenc ratecontrol |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Summary of the bug:
There're undefined-behavior at libavcodec/snowenc.c and division by zero
at libavcodec/ratecontrol.c.
How to reproduce:
{{{
% ffmpeg_g -y -r 51 -i tmp.avi -map 0 -c:v snow -c:v:82 sgi
-disposition:a msvideo1 -disposition:s:13 g726 -r 2 -ab 841k -ar 22050 -ac
5 -strict 1 tmp_.adx
ffmpeg version : N-94163-g664a27ea40
built with clang version 9.0.0
}}}
Patches should be submitted to the ffmpeg-devel mailing list and not this
bug tracker.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/7990>
FFmpeg <https://ffmpeg.org>
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