pipewire-pulse not upmixing mono sound
Version, Distribution, Desktop Environment:
0.3.28, Fedora 34, MATE.
Description of Problem:
When channelmix.upmix is set to true in ~/.config/pipewire/pipewire-pulse.conf
, when playing mono sound, only front-center channel produced sound, front-left and front-right and rear-left & rear-right & LEF have no sounds.
How Reproducible:
Always.
Steps to Reproduce:
- Enable
channemix.upmix=true
in~/.config/pipewire/pipewire-pulse.conf
- Restart pipewire-pulseaudio
- Play a mono sound:
paplay /usr/share/sounds/alsa/Front_Center.wav
Actual Results:
Sound only comes out from front-center channel, it's hard to hear it.
Expected Results:
Sound comes out from 6 channels of 5.1 speakers or sound comes out from 8 channels of 7.1 speaker.
Additional Info Eg. pw-dump -N > file
(As Attachment Please):