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Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 01a71223a1..50e1682144 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1007,15 +1007,15 @@ A description of the accepted options follows. @table @option @item threshold Set the detection threshold used to trigger equalization. -Threshold detection is using bandpass filter. +Threshold detection is using detection filter. Default value is 0. Allowed range is from 0 to 100. @item dfrequency -Set the detection frequency in Hz used for bandpass filter used to trigger equalization. +Set the detection frequency in Hz used for detection filter used to trigger equalization. Default value is 1000 Hz. Allowed range is between 2 and 1000000 Hz. @item dqfactor -Set the detection resonance factor for bandpass filter used to trigger equalization. +Set the detection resonance factor for detection filter used to trigger equalization. Default value is 1. Allowed range is from 0.001 to 1000. @item tfrequency @@ -1053,7 +1053,7 @@ Set the mode of filter operation, can be one of the following: @table @samp @item listen -Output only isolated bandpass signal. +Output only isolated detection signal. @item cut Cut frequencies above detection threshold. @item boost @@ -1061,6 +1061,17 @@ Boost frequencies bellow detection threshold. @end table Default mode is @samp{cut}. +@item dftype +Set the type of detection filter, can be one of the following: + +@table @samp +@item bandpass +@item lowpass +@item highpass +@item peak +@end table +Default type is @samp{bandpass}. + @item tftype Set the type of target filter, can be one of the following: |