[FFmpeg-trac] #8910(undetermined:new): Audio mp4 with chapters - SIGSEGV, Segmentation fault

[FFmpeg]

#8910: Audio mp4 with chapters - SIGSEGV, Segmentation fault
-------------------------------------+-------------------------------------
             Reporter:  Ajaja        |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 There is a problem with creating mp4 audio files with chapters from mp3
 after
 https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/667d5045d38c19a9a7ccfe7f1abaaf4cb8b225fc
 (or some connected commits)

 How to reproduce:
 {{{
 ffmpeg.exe  -i 1.mp3  -f ffmetadata -i 1.meta -map_chapters 1 -c copy -y
 a.mp4
 ffmpeg version N-99402-gd9bc59c175 Copyright (c) 2000-2020 the FFmpeg
 developers
   built with gcc 10.2.0 (Rev3, Built by MSYS2 project)
 ...

 gdb backtrace:
 ...
 Thread 1 received signal SIGSEGV, Segmentation fault.
 0x00007fffeea31f60 in av_stream_get_side_data () from D:\2\avformat-58.dll
 (gdb) backtrace
 #0  0x00007fffeea31f60 in av_stream_get_side_data () from
 D:\2\avformat-58.dll
 #1  0x00007fffee98208e in calculate_mpeg4_bit_rates () from
 D:\2\avformat-58.dll
 #2  0x00007fffee9832c1 in mov_write_btrt_tag () from D:\2\avformat-58.dll
 #3  0x00007fffee98ccb9 in mov_write_stbl_tag () from D:\2\avformat-58.dll
 #4  0x00007fffee98e355 in mov_write_moov_tag () from D:\2\avformat-58.dll
 #5  0x00007fffee9930c5 in mov_write_trailer () from D:\2\avformat-58.dll
 #6  0x00007fffee9b052e in av_write_trailer () from D:\2\avformat-58.dll
 #7  0x00007ff65ab68068 in transcode ()
 #8  0x00007ff65ab7ee1e in main ()
 }}}

 Content of 1.meta:
 {{{
 ;FFMETADATA1
 [CHAPTER]
 TIMEBASE=1/1000
 START=0
 END=18901
 title=Chapter 1
 [CHAPTER]
 TIMEBASE=1/1000
 START=18901
 END=32465
 title=Chapter 2
 }}}

 You can use any 1.mp3 to reproduce it.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/8910>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker