FFmpeg 5.1.6
Since* 5.0
#

Apply dynamic smoothing to input audio stream.

A description of the accepted options follows.

sensitivity

Set an amount of sensitivity to frequency fluctations. Default is 2. Allowed range is from 0 to 1e+06.

basefreq

Set a base frequency for smoothing. Default value is 22050. Allowed range is from 2 to 1e+06.

#

Commands

This filter supports the all above options as commands.