flakes/modules/system/audio.nix

88 lines
2.2 KiB
Nix

{ config, ... }:
let
int = {
quantum = {
min = 64;
def = 1024;
max = 2048;
};
rate = 48000;
};
str = {
quantum = {
min = toString int.quantum.min;
def = toString int.quantum.def;
max = toString int.quantum.max;
};
rate = toString int.rate;
};
in {
security.rtkit.enable = true;
services.pipewire = {
enable = true;
alsa.enable = true;
alsa.support32Bit = true;
pulse.enable = true;
jack.enable = true;
};
services.pipewire.extraConfig.pipewire = {
"context.properties" = {
"default.clock.rate" = int.rate;
"default.clock.quantum" = int.quantum.def;
"default.clock.min-quantum" = int.quantum.min;
"default.clock.max-quantum" = int.quantum.max;
};
"context.modules" = [
{
name = "libpipewire-module-rtkit";
args = {
"nice.level" = -15;
"rt.prio" = 88;
"rt.time.soft" = 200000;
"rt.time.hard" = 200000;
};
}
];
"stream.properties" = {
"node.latency" = "${str.quantum.min}/${str.rate}";
"resample.quality" = 1;
};
};
services.pipewire.extraConfig.pipewire-pulse = {
"context.modules" = [
{
name = "libpipewire-module-rtkit";
args = {
"nice.level" = -15;
"rt.prio" = 88;
"rt.time.soft" = 200000;
"rt.time.hard" = 200000;
};
}
];
"pulse.properties" = {
"pulse.min.req" = "${str.quantum.min}/${str.rate}";
"pulse.default.req" = "${str.quantum.def}/${str.rate}";
"pulse.max.req" = "${str.quantum.max}/${str.rate}";
"pulse.min.quantum" = "${str.quantum.min}/${str.rate}";
"pulse.max.quantum" = "${str.quantum.max}/${str.rate}";
};
"pulse.rules" = [
{
# Discord notification sounds fix
matches = [ { "application.process.binary" = ".DiscordCanary-wrapped"; } ];
actions = {
update-props = {
"pulse.min.quantum" = "1024/48000";
};
};
}
];
"stream.properties" = {
"node.latency" = "${str.quantum.min}/${str.rate}";
"resample.quality" = 1;
};
};
}