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| author | Paul B Mahol <onemda@gmail.com> | 2018-05-31 17:24:23 +0200 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2018-09-16 12:06:37 +0200 |
| commit | 5109c381628d53e4fbfa8605e40290e86291e498 (patch) | |
| tree | b175fe65630849ef6f6062bbbf6154363e6205f7 /doc/filters.texi | |
| parent | 63c69d51c7532fb6c2460076329b50ec51a0f290 (diff) | |
| download | ffmpeg-5109c381628d53e4fbfa8605e40290e86291e498.tar.gz | |
avfilter: add acrossover filter
Signed-off-by: Paul B Mahol <onemda@gmail.com>
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. |