avfilter: add audio dynamic smooth filter

1 files changed, 20 insertions, 0 deletions

diff --git a/doc/filters.texi b/doc/filters.texi
index 9ddff533de..3edf3f50b0 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -843,6 +843,26 @@ Compute derivative/integral of audio stream.
 
 Applying both filters one after another produces original audio.
 
+@section adynamicsmooth
+
+Apply dynamic smoothing to input audio stream.
+
+A description of the accepted options follows.
+
+@table @option
+@item sensitivity
+Set an amount of sensitivity to frequency fluctations. Default is 2.
+Allowed range is from 0 to 1e+06.
+
+@item basefreq
+Set a base frequency for smoothing. Default value is 22050.
+Allowed range is from 2 to 1e+06.
+@end table
+
+@subsection Commands
+
+This filter supports the all above options as @ref{commands}.
+
 @section aecho
 
 Apply echoing to the input audio.