[FFmpeg-trac] #10471(undetermined:new): FLAC in MP4 ignores WAVEFORMATEXTENSIBLE_CHANNEL_MASK Vorbis Comment

[FFmpeg]

#10471: FLAC in MP4 ignores WAVEFORMATEXTENSIBLE_CHANNEL_MASK Vorbis Comment
-------------------------------------+-------------------------------------
             Reporter:  John Regan   |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by John Regan):

 * Attachment "2_point_1.mp4" added.

 An MP4 file with FLAC audio. The FLAC specific box contains two FLAC
 metadata blocks - a STREAMINFO block and a Vorbis Comment block. The
 Vorbis Comment has a tag listing the channel layout.
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Ticket URL: <https://trac.ffmpeg.org/ticket/10471>
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