warbo-utilities: a2eb147d2d44391b15357e32fcd584cadf9190eb

     1: { bash, sox, writeScript }:
     2: 
     3: writeScript "pinknoise" ''
     4:   #!${bash}/bin/bash
     5: 
     6:   # Various noise generators, mainly from http://unreasonable.org/node/303
     7: 
     8:   # A more calming pink noise; filtered to reduce pops, tremolo to make it wavy
     9:   #play -n synth '7:00:00' pinknoise band -n 1200 200 tremolo 20 .1
    10: 
    11:   # Pink noise, filtered to overlap voices
    12:   "${sox}/bin/play" -c 2 -n synth pinknoise 1> /dev/null 2> /dev/null
    13: ''