[FFmpeg-trac] #9387(undetermined:new): Trimming Opus file can result in trimmed Opus file with "Unsupported huge granule pos" errors

[FFmpeg]

#9387: Trimming Opus file can result in trimmed Opus file with "Unsupported huge
granule pos" errors
-------------------------------------+-------------------------------------
             Reporter:  Albert       |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:  opus         |               Blocked By:
  unsupported huge granule pos       |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 When trimming an Opus file, with no re-encoding, the resultant trimmed
 Opus file can contain "Unsupported huge granule pos -xxxxxx" errors

 How to reproduce:
 {{{
 % ffmpeg -ss 00:00:10 -to 00:00:15 -i linus.opus -codec copy ex.opus
 ffmpeg version N-103279-g515e7fbce1 Copyright (c) 2000-2021 the FFmpeg
 developers
   built with Apple clang version 12.0.0 (clang-1200.0.32.28)
   configuration: --prefix=/usr/local --enable-gpl --enable-nonfree
 --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-
 libmp3lame --enable-libtheora --enable-libvorbis --enable-libvpx --enable-
 libx264 --enable-libx265 --enable-libopus --enable-libxvid --samples=fate-
 suite/
   libavutil      57.  4.101 / 57.  4.101
   libavcodec     59.  4.101 / 59.  4.101
   libavformat    59.  4.101 / 59.  4.101
   libavdevice    59.  0.101 / 59.  0.101
   libavfilter     8.  2.100 /  8.  2.100
   libswscale      6.  0.100 /  6.  0.100
   libswresample   4.  0.100 /  4.  0.100
   libpostproc    56.  0.100 / 56.  0.100

 % ffprobe ex.opus
 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9387>
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