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Diffstat (limited to 'doc')
-rw-r--r-- | doc/filters.texi | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index cf2799b5e3..14c33ecf90 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -2104,6 +2104,33 @@ audio, the data is treated as if all the planes were concatenated. A list of Adler-32 checksums for each data plane. @end table +@section asoftclip +Apply audio soft clipping. + +Soft clipping is a type of distortion effect where the amplitude of a signal is saturated +along a smooth curve, rather than the abrupt shape of hard-clipping. + +This filter accepts the following options: + +@table @option +@item type +Set type of soft-clipping. + +It accepts the following values: +@table @option +@item tanh +@item atan +@item cubic +@item exp +@item alg +@item quintic +@item sin +@end table + +@item param +Set additional parameter which controls sigmoid function. +@end table + @anchor{astats} @section astats |