[FFmpeg-trac] #3234(avfilter:open): Eval in volume filter problem

[FFmpeg]

#3234: Eval in volume filter problem
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             Reporter:  Ajaja       |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avfilter
              Version:  git-master  |               Resolution:
             Keywords:  volume      |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Changes (by cehoyos):

 * priority:  wish => normal
 * type:  enhancement => defect


Comment:

 Replying to [comment:2 Ajaja]:
 > > type:  defect => enhancement
 >
 > Smth like this works fine, for example:
 > {{{
 > ffmpeg -i input.flac -af volume=sin(0.1*2.2/0.21)*2 output.flac
 > }}}
 >
 > Is problem with + and - operators really a feature but not a defect?

 I agree that this is at least not completely clear.

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Ticket URL: <https://trac.ffmpeg.org/ticket/3234#comment:3>
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