Opened 3 years ago

Closed 3 years ago

#9218 closed defect (invalid)

Crash when using libx265 with frame-dup=1

Reported by: Anton1699 Owned by:
Priority: normal Component: undetermined
Version: git-master Keywords: libx265
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

Summary of the bug:
FFmpeg crashes when using libx265's frame-dup feature.
How to reproduce:

% ffmpeg -i <input> -noautoscale -map 0:V:0 -c:v libx265 -x265-params vbv-bufsize=50000:vbv-maxrate=50000:hrd=1:level-idc=41:high-tier=1:frame-dup=1 -<output>
ffmpeg version N-101971-geaa58e1646-g6c65e49990+2 Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 10.2.0 (Rev10, Built by MSYS2 project)

I have attached the log file, although I don't see anything helpful in there.

Attachments (1)

ffmpeg-20210506-065344.log​ (38.8 KB ) - added by Anton1699 3 years ago.
log file

Download all attachments as: .zip

Change History (2)

by Anton1699, 3 years ago

Attachment: ffmpeg-20210506-065344.log​ added

log file

comment:1 by James, 3 years ago

Resolution: → invalid
Status: new → closed

I'm getting a SIGILL crash with your command using libx265 3.4 and 3.5. gdb points to x265::Encoder::computeSSD, so it sounds like it's a bug in x265. You should report it to them.

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