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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 05a9ca3684..4dd1a5de85 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1308,9 +1308,16 @@ Shorter signals than the chosen attack time will be left untouched. Set input level before filtering. Default is 1. Allowed range is from 0.015625 to 64. +@item mode +Set the mode of operation. Can be @code{upward} or @code{downward}. +Default is @code{downward}. If set to @code{upward} mode, higher parts of signal +will be amplified, expanding dynamic range in upward direction. +Otherwise, in case of @code{downward} lower parts of signal will be reduced. + @item range Set the level of gain reduction when the signal is below the threshold. Default is 0.06125. Allowed range is from 0 to 1. +Setting this to 0 disables reduction and then filter behaves like expander. @item threshold If a signal rises above this level the gain reduction is released. @@ -4331,9 +4338,16 @@ The filter accepts the following options: Set input level before filtering. Default is 1. Allowed range is from 0.015625 to 64. +@item mode +Set the mode of operation. Can be @code{upward} or @code{downward}. +Default is @code{downward}. If set to @code{upward} mode, higher parts of signal +will be amplified, expanding dynamic range in upward direction. +Otherwise, in case of @code{downward} lower parts of signal will be reduced. + @item range Set the level of gain reduction when the signal is below the threshold. Default is 0.06125. Allowed range is from 0 to 1. +Setting this to 0 disables reduction and then filter behaves like expander. @item threshold If a signal rises above this level the gain reduction is released. |