i3volume-pulseaudio.conf

# Review the lines below and append to ~/.config/i3/config

## Volume control

# Path to volume control, without trailing slash
set $volumepath ~/i3-volume

# Command for the status line
#   ie: i3blocks, i3status
set $statuscmd i3status

# Signal used to update the status line
#   i3blocks uses SIGRTMIN+10 by default
#   i3status uses SIGUSR1 by default
set $statussig SIGUSR1

# Amount to increase/decrease volume as a percentage
set $volumestep 5

# pulseaudio-utils settings
#
# Symbolic name for sink (numeric index not supported)
#   Recommended: comment out this setting and omit the -s option to use default sink
#   List sink names: pacmd list-sinks | awk -F "[<>]" '/^\s+name: <.*>/{print $2}'
#set $sinkname alsa_output.pci-0000_00_1b.0.analog-stereo

# Using pulseaudio-utils (append "-s $sinkname" without quotes to override default sink)
bindsym XF86AudioRaiseVolume exec --no-startup-id $volumepath/volume -n -t $statuscmd -u $statussig up $volumestep
bindsym XF86AudioLowerVolume exec --no-startup-id $volumepath/volume -n -t $statuscmd -u $statussig down $volumestep
bindsym XF86AudioMute        exec --no-startup-id $volumepath/volume -n -t $statuscmd -u $statussig mute