https://bugs.kde.org/show_bug.cgi?id=457347
Bug ID: 457347
Summary: fix crash in qtav libavfilter with FFMPEG 5
Product: digikam
Version: unspecified
Platform: Debian unstable
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Preview-Video
Assignee: digikam-bugs-n...@kde.org
Reporter: st...@sumost.ca
Target Milestone: ---
Created attachment 151031
--> https://bugs.kde.org/attachment.cgi?id=151031&action=edit
bug fix
SUMMARY
When built using FFMPEG 5, the current git master/HEAD crashes while running
tests/video/qtav/tests/codecslist.
Stack trace:
Thread 1 "qtav-codecslist" received signal SIGSEGV, Segmentation fault.
0x00007ffff3b82cf9 in av_filter_iterate () from
/lib/x86_64-linux-gnu/libavfilter.so.8
(gdb) bt
#0 0x00007ffff3b82cf9 in av_filter_iterate () at
/lib/x86_64-linux-gnu/libavfilter.so.8
#1 0x00007ffff76ed947 in QtAV::LibAVFilter::registeredFilters(int) (type=0) at
/home/steve/Packages/digikam/upstream/core/libs/video/qtav/filter/LibAVFilter.cpp:479
#2 0x00007ffff76ed0b5 in QtAV::LibAVFilter::videoFilters() () at
/home/steve/Packages/digikam/upstream/core/libs/video/qtav/filter/LibAVFilter.cpp:327
#3 0x0000555555555bcc in main(int, char**) () at
/home/steve/Packages/digikam/upstream/core/tests/video/qtav/tests/codecslist.cpp:64
(gdb)
The bug is in how LibAVFilter::registeredFilters() calls av_filter_iterate().
Patch attached.
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