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refactor out module audio

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This commit is contained in:
Kim, Jimin 2024-10-11 16:22:26 +09:00
parent 03a979d227
commit 0ad29c3044
Signed by: pomp
GPG key ID: D3932F82A0667A3B
2 changed files with 70 additions and 13 deletions
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14
hosts/desktop/configuration.nix
View file

@ -12,6 +12,7 @@
# Nix stuff
imports = [
./hardware-configuration.nix
../../modules/nixos/audio.nix
../../modules/nixos/locale.nix
../../modules/package/authenticator.nix
../../modules/package/cubiomes-viewer.nix
@ -170,8 +171,6 @@
dconf-editor
seahorse
bustle
coppwr
helvum
mission-center
resources
gnome-tweaks
@ -230,17 +229,6 @@
EXTRA_CCFLAGS = "-I/usr/include";
};
# Audio
hardware.pulseaudio.support32Bit = true;
hardware.pulseaudio.enable = false;
services.pipewire = {
enable = true;
alsa.enable = true;
alsa.support32Bit = true;
pulse.enable = true;
jack.enable = true;
};
# Desktop
services.xserver.displayManager.gdm.enable = true;
services.xserver.desktopManager.gnome.enable = true;

69
modules/nixos/audio.nix Normal file
View file

@ -0,0 +1,69 @@
# - configuration optimized for low latency rhythm game
# - 48kHz sample rate only
#
# Audio latency learning resources:
# - https://docs.pipewire.org
# - https://pipewire.pages.freedesktop.org/wireplumber/daemon/configuration/alsa.html#alsa-buffer-properties
# - https://www.reddit.com/r/linuxaudio/comments/v66mj6/comment/ibjupwb
# - https://learn.microsoft.com/en-us/windows-hardware/drivers/audio/low-latency-audio
{ pkgs, ... }:
{
hardware.pulseaudio.support32Bit = true;
hardware.pulseaudio.enable = false;
services.pipewire = {
enable = true;
alsa.enable = true;
alsa.support32Bit = true;
pulse.enable = true;
jack.enable = true;
wireplumber.extraConfig = {
"99-low-latency" = {
"monitor.alsa.rules" = [
{
matches = [
# ifi zen air DAC (digital output)
# find using wpctl
{
node.name = "alsa_output.usb-iFi__by_AMR__iFi__by_AMR__HD_USB_Audio_0002-00.iec958-stereo";
}
{
device.name = "alsa_card.usb-iFi__by_AMR__iFi__by_AMR__HD_USB_Audio_0002-00";
}
];
actions = {
update-props = {
# https://pipewire.pages.freedesktop.org/wireplumber/daemon/configuration/alsa.html#alsa-buffer-properties
# https://docs.pipewire.org/page_man_pipewire_conf_5.html
api.alsa.headroom = 0;
api.alsa.period-size = 128;
api.alsa.period-num = 1;
clock.quantum-floor = 16;
clock.min-quantum = 16;
clock.quantum = 16;
clock.max-quantum = 16;
clock.quantum-limit = 16;
audio.allowed-rates = "44100,48000";
};
};
}
];
};
};
};
environment.systemPackages = with pkgs; [
pipewire
wireplumber
coppwr
helvum
];
}