[FFmpeg-trac] #4160(undetermined:new): problem encoding opus file with unusual channel mask

[FFmpeg]

#4160: problem encoding opus file with unusual channel mask
-------------------------------------+-------------------------------------
             Reporter:  divide       |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:
              Version:  2.5          |  undetermined
             Keywords:  opus encode  |               Resolution:
  multichannel channel mask          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by divide):

 output:
 Input #0, wav, from 'C:\Music\3flfrbl.wav':
   Duration: 00:00:10.00, bitrate: 2304 kb/s
     Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, 3
 channels
 (FL+FR+BL), s16, 2304 kb/s
 [auto-inserted resampler 0 @ 0000000002a82b00] [SWR @ 0000000002a73d40]
 Input ch
 annel layout '3 channels (FL+FR+BL)' is not supported
 [auto-inserted resampler 0 @ 0000000002a82b00] Failed to configure output
 pad on
  auto-inserted resampler 0
 Error opening filters!

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Ticket URL: <https://trac.ffmpeg.org/ticket/4160#comment:1>
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