#!/bin/bash

defaultpa=/etc/pulse/default.pa

#####
new=$1
[[ "$new" == "0" ]] && old=1 || old=0

[[ "$new" == ""  ]] && old=$(sed -rn 's/.*tsched=(0|1)/\1/p' $defaultpa)
[[ "$old" == "1" ]] && new=0 || new=1

sudo sed -ri "s/tsched=$old/tsched=$new/" $defaultpa
pulseaudio --kill
sleep 1
pulseaudio --start