[FFmpeg-trac] #2389(avfilter:new): Inversion audio filter

[FFmpeg]

#2389: Inversion audio filter
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             Reporter:  sun          |                    Owner:
                 Type:  enhancement  |                   Status:  new
             Priority:  wish         |                Component:  avfilter
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by Cigaes):

 If I understand correctly, that means that for stereo signal, the left
 signal must be kept unchanged and the right signal must be multiplied by
 -1?

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2389#comment:3>
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