Takes a voice recording and a music bed and returns one mixed file in which the ...
https://audio.halowerk.com/duckOverview
Takes a voice recording and a music bed and returns one mixed file in which the music is pulled down by the voice through an ffmpeg sidechain compressor. Threshold, ratio, attack and release are all settable and all reported back with the result, because they are the difference between a mix that breathes and one that pumps: a release under 100 ms makes the bed audibly flutter between words, above 1500 ms it never returns between sentences.