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doc/filters: mention sample_noise/sn options too

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Also simplify commands section.
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Paul B Mahol 2022-03-17 10:06:08 +01:00
parent 1636f9f599
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doc/filters.texi
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@ -1311,7 +1311,7 @@ Default value is white noise.
@end table
@item band_noise, bn
Set custom band noise for every one of 15 bands.
Set custom band noise profile for every one of 15 bands.
Bands are separated by ' ' or '|'.
@item residual_floor, rf
@ -1376,30 +1376,25 @@ Default value is @var{min}.
@item band_multiplier, bm
Set the band multiplier factor, used how much to spread bands across frequency bins.
Allowed range is from @var{0.2} to @var{5}. Default value is @var{1.25}.
@item sample_noise, sn
Toggle capturing and measurement of noise profile from input audio.
It accepts the following values:
@table @option
@item start, begin
Start sample noise capture.
@item stop, end
Stop sample noise capture and measure new noise band profile.
Default value is @code{none}.
@end table
@end table
@subsection Commands
This filter supports the following commands:
@table @option
@item sample_noise, sn
Start or stop measuring noise profile.
Syntax for the command is : "start" or "stop" string.
After measuring noise profile is stopped it will be
automatically applied in filtering.
@item noise_reduction, nr
Change noise reduction. Argument is single float number.
Syntax for the command is : "@var{noise_reduction}"
@item noise_floor, nf
Change noise floor. Argument is single float number.
Syntax for the command is : "@var{noise_floor}"
@item output_mode, om
Change output mode operation.
Syntax for the command is : "i", "o" or "n" string.
@end table
This filter supports the some above mentioned options as @ref{commands}.
@section afftfilt
Apply arbitrary expressions to samples in frequency domain.