[FFmpeg-trac] #1762(avformat:new): mp4 file with 2 'mp4a' boxes in a 'stsd' box

[FFmpeg]

#1762: mp4 file with 2 'mp4a' boxes in a 'stsd' box
-------------------------------------+-------------------------------------
             Reporter:  chungying    |                    Owner:
                 Type:  enhancement  |                   Status:  new
             Priority:  wish         |                Component:  avformat
              Version:  unspecified  |               Resolution:
             Keywords:  mov mp4a     |               Blocked By:
  stsd                               |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
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Comment (by chungying):

 As above mentioned, according to ISO IEC 1449-12, this file should be
 played normally.
 I have another file which content is described by the last 'mp4a' box and
 it can be played normally.
 You can find the file at
 http://download.tsi.telecom-
 paristech.fr/gpac/DASH_CONFORMANCE/TelecomParisTech/__old_deprecated/isobmf/audio
 /segment-single/counter-10mn_mp3_dash.mp4

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1762#comment:6>
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