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doc/filters: add another afftfilt example

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Paul B Mahol 2022-10-16 11:04:25 +02:00
parent 662e838ad6
commit fd5c273f26
1 changed files with 6 additions and 0 deletions
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doc/filters.texi
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@ -1562,6 +1562,12 @@ Apply whisper effect:
@example @example
afftfilt="real='hypot(re,im)*cos((random(0)*2-1)*2*3.14)':imag='hypot(re,im)*sin((random(1)*2-1)*2*3.14)':win_size=128:overlap=0.8" afftfilt="real='hypot(re,im)*cos((random(0)*2-1)*2*3.14)':imag='hypot(re,im)*sin((random(1)*2-1)*2*3.14)':win_size=128:overlap=0.8"
@end example @end example
@item
Apply phase shift:
@example
afftfilt="real=re*cos(1)-im*sin(1):imag=re*sin(1)+im*cos(1)"
@end example
@end itemize @end itemize
@anchor{afir} @anchor{afir}