[FFmpeg-trac] #10503(undetermined:new): the AC-3 core in the TrueHD audio track were not read correctly by the function av_format_find_stream_info in libavformat

FFmpeg trac at avcodec.org
Fri Aug 4 09:40:30 EEST 2023


#10503: the AC-3 core in the TrueHD audio track were not read correctly by the
function av_format_find_stream_info in libavformat
-------------------------------------+-------------------------------------
             Reporter:  FionaLee     |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:               |                  Version:  4.0.6
  undetermined                       |
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 The situation is that I am currently developing applications based on VLC
 source code and playing blue-ray videos. The number of tracks obtained is
 different from the number obtained by other players, and I am unable to
 list and play the AC-3 cores in TrueHD tracks. After analysis, it was
 found that the FFmpeg referenced by VLC has bugs.

 The AC-3 core in the TrueHD audio track were not read correctly by the
 function av_format_find_stream_info in libavformat,and the number of
 tracks is incorrect, making it impossible to play the AC-3 tracks.

 https://code.videolan.org/videolan/vlc/-/issues/28321

 https://code.videolan.org/videolan/vlc/uploads/3a5adcbb333ec96c94c75ba921a65826/double.jpg

 How to reproduce:
 {{{
 Use the FFmpeg library in the VLC sourcecode ,demux
 https://yw97-my.sharepoint.com/:u:/g/personal/8_yw97_onmicrosoft_com
 /EXqDZKwrMlVAsVj74B9iy5gBJ5KUzOUf5f6Gpv2i_-j1ug?e=mLYqEa
 you can see the AC-3 core is not correctly listed

 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10503>
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