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doc/filters: fix afftfilt example

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
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Paul B Mahol
2016-01-21 14:42:09 +01:00
parent fa04ec728d
commit 73c938dd9f
1 changed files with 2 additions and 2 deletions
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doc/filters.texi
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@ -804,9 +804,9 @@ window function will be picked. Default is @code{0.75}.
@itemize
@item
Increase first 50 bins by 0.1 and lower all other frequencies by factor of 10:
Leave almost only low frequencies in audio:
@example
afftfilt="1.1*between(b\,0\,49)+0.1*between(b\,50\,f)"
afftfilt="1-clip((b/nb)*b,0,1)"
@end example
@end itemize