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Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index cfff9b1f4d..a2b6a04088 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -4871,6 +4871,12 @@ Set LFE low cut off frequency. By default, this is @var{128} Hz. @item lfe_high Set LFE high cut off frequency. By default, this is @var{256} Hz. +@item lfe_mode +Set LFE mode, can be @var{add} or @var{sub}. Default is @var{add}. +In @var{add} mode, LFE channel is created from input audio and added to output. +In @var{sub} mode, LFE channel is created from input audio and added to output but +also all non-LFE output channels are subtracted with output LFE channel. + @item fc_in Set front center input volume. By default, this is @var{1}. |