I am new to linux and want to use it as my daily driver however, I want noise cancellation for my mic and after some googling, I found out that you can edit the pulseaudio config file to load the specific module for it as shown in this :-
https://wiki.archlinux.org/index.php/PulseAudio/Troubleshooting#Enable_Echo/Noise-Cancellation
So I opened terminal, typed
sudo nano /etc/pulse/default.pa
and then added the lines
### Enable Echo/Noise-Cancellation
load-module module-echo-cancel use_master_format=1 aec_method=webrtc aec_args="analog_gain_control=0 digital_gain_control=1" source_name=echoCancel_source sink_name=echoCancel_sink
set-default-source echoCancel_source
set-default-sink echoCancel_sink
after that, I rebooted my computer but everytime I did something related to voice recording made my computer freeze for about a second (like going to Settings->Sound, starting a voice recording in Counter Strike Global Offensive, testing microphone in steam etc...).
Then I opened pavucontrol
and saw this :-
Does anyone have a clue as to what I am doing wrong?
Running sudo journalctl -xe | tail -25
gives the following result :-
Jan 12 00:26:12 nitish-Linux obexd[2392]: OBEX daemon 5.48
Jan 12 00:26:12 nitish-Linux dbus-daemon[1390]: [session uid=1000 pid=1390] Successfully activated service 'org.bluez.obex'
Jan 12 00:26:12 nitish-Linux systemd[1185]: Started Bluetooth OBEX service.
-- Subject: Unit UNIT has finished start-up
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Unit UNIT has finished starting up.
--
-- The start-up result is RESULT.
-- Reboot --
Jan 11 23:54:43 nitish-Linux pulseaudio[2494]: Can't cancel echo between a sink and its monitor
Jan 11 23:54:43 nitish-Linux pulseaudio[2494]: Failed to load module "module-echo-cancel" (argument: "use_master_format=1 aec_method=webrtc aec_args="analog_gain_control=0 digital_gain_control=1" source_name=echoCancel_source sink_name=echoCancel_sink"): initialization failed.
Jan 11 23:54:43 nitish-Linux pulseaudio[2494]: Module load failed.
Jan 11 23:54:43 nitish-Linux pulseaudio[2494]: Failed to initialize daemon.
Jan 11 23:55:15 nitish-Linux pulseaudio[2515]: [pulseaudio] module-echo-cancel.c: Can't cancel echo between a sink and its monitor
Jan 11 23:55:15 nitish-Linux pulseaudio[2515]: [pulseaudio] module.c: Failed to load module "module-echo-cancel" (argument: "use_master_format=1 aec_method=webrtc aec_args="analog_gain_control=0 digital_gain_control=1" source_name=echoCancel_source sink_name=echoCancel_sink"): initialization failed.
Jan 11 23:55:15 nitish-Linux pulseaudio[2515]: [pulseaudio] main.c: Module load failed.
Jan 11 23:55:15 nitish-Linux pulseaudio[2515]: [pulseaudio] main.c: Failed to initialize daemon.
Jan 11 23:55:15 nitish-Linux pulseaudio[2512]: [pulseaudio] main.c: Daemon startup failed.
Jan 12 00:10:30 nitish-Linux pulseaudio[3085]: [pulseaudio] module-echo-cancel.c: Can't cancel echo between a sink and its monitor
Jan 12 00:10:30 nitish-Linux pulseaudio[3085]: [pulseaudio] module.c: Failed to load module "module-echo-cancel" (argument: "use_master_format=1 aec_method=webrtc aec_args="analog_gain_control=0 digital_gain_control=1" source_name=echoCancel_source sink_name=echoCancel_sink"): initialization failed.
Jan 12 00:10:30 nitish-Linux pulseaudio[3085]: [pulseaudio] main.c: Module load failed.
Jan 12 00:10:30 nitish-Linux pulseaudio[3085]: [pulseaudio] main.c: Failed to initialize daemon.
Jan 12 00:10:30 nitish-Linux pulseaudio[3082]: [pulseaudio] main.c: Daemon startup failed.
gnome-logs
program under 'applications' is a good starting point. – Charles Green Jan 11 '19 at 18:11pulseaudio --kill
thenpulseaudio --start
thensudo journalctl -xe | tail -25
– Charles Green Jan 11 '19 at 18:33pulseaudio -v
(adding more 'v''s if needed) to get some error messages – Charles Green Jan 11 '19 at 18:45load-module module-echo-cancel
, see if it works, and then build up from there. – Charles Green Jan 11 '19 at 19:08