Opened 7 years ago

Closed 6 years ago

#8010 closed defect (fixed)

Invalid left shift at mpegaudioenc_template.c

Reported by: Suhwan Owned by:
Priority: minor Component: avcodec
Version: git-master Keywords: ubsan
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

Summary of the bug:
There' an invalid left shift at mpegaudioenc_template.c:704:49

How to reproduce:

% ffmpeg_g -y -r 21 -i tmp.ac3 -map 0 -c:a mp2fixed -c:v zmbv -disposition:a:33 flv -disposition:s:2 msmpeg4v2 -vframes 39 -aframes 40 -ar 22050 -ac 29 -b:v 293k -strict 1 tmp_.mpeg


ffmpeg version N-94251-gf83b46e218 Copyright (c) 2000-2019 the FFmpeg developers
built with clang version 9.0.0

Attachments (2)

gdb_log_8010​ (3.2 KB ) - added by Suhwan 7 years ago.
tmp.ac3​ (53.5 KB ) - added by Suhwan 7 years ago.

Download all attachments as: .zip

Change History (4)

by Suhwan, 7 years ago

Attachment: gdb_log_8010​ added

by Suhwan, 7 years ago

Attachment: tmp.ac3​ added

comment:1 by Suhwan, 7 years ago

Version: unspecified → git-master

comment:2 by Carl Eugen Hoyos, 6 years ago

Component: undetermined → avcodec
Priority: normal → minor
Resolution: → fixed
Status: new → closed

Fixed by Michael in a2c97a8342fab6393280cc2f0e2ffb39c381d29c

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