Commit 69e6ed21 authored by Paul B Mahol's avatar Paul B Mahol

doc/filters.texi: add rubberband documentation

Signed-off-by: 's avatarPaul B Mahol <onemda@gmail.com>
parent 43f0b1d3
......@@ -2292,6 +2292,87 @@ At end of filtering it displays @code{track_gain} and @code{track_peak}.
Convert the audio sample format, sample rate and channel layout. It is
not meant to be used directly.
@section rubberband
Apply time-stretching and pitch-shifting with librubberband.
The filter accepts the following options:
@table @option
@item tempo
Set tempo scale factor.
@item pitch
Set pitch scale factor.
@item transients
Set transients detector.
Possible values are:
@table @var
@item crisp
@item mixed
@item smooth
@end table
@item detector
Set detector.
Possible values are:
@table @var
@item compound
@item percussive
@item soft
@end table
@item phase
Set phase.
Possible values are:
@table @var
@item laminar
@item independent
@end table
@item window
Set processing window size.
Possible values are:
@table @var
@item standard
@item short
@item long
@end table
@item smoothing
Set smoothing.
Possible values are:
@table @var
@item off
@item on
@end table
@item formant
Enable formant preservation when shift pitching.
Possible values are:
@table @var
@item shifted
@item preserved
@end table
@item pitchq
Set pitch quality.
Possible values are:
@table @var
@item quality
@item speed
@item consistency
@end table
@item channels
Set channels.
Possible values are:
@table @var
@item apart
@item together
@end table
@end table
@section sidechaincompress
This filter acts like normal compressor but has the ability to compress
......
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