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Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 20e0a3ec63..5cc96bc1cc 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -493,6 +493,23 @@ ffmpeg -i first.flac -i second.flac -filter_complex acrossfade=d=10:o=0:c1=exp:c @end example @end itemize +@section acrossover +Split audio stream into several bands. + +This filter splits audio stream into two or more frequency ranges. +Summing all streams back will give flat output. + +The filter accepts the following options: + +@table @option +@item split +Set split frequencies. Those must be positive and increasing. + +@item order +Set filter order, can be @var{2nd}, @var{4th} or @var{8th}. +Default is @var{4th}. +@end table + @section acrusher Reduce audio bit resolution. |