51 lines
1.2 KiB
Nix
51 lines
1.2 KiB
Nix
# Enables audio support.
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{
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pkgs,
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lib,
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config,
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...
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}:
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let
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cfg = config.aux.system.ui.audio;
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in
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{
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options = {
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aux.system.ui.audio = {
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enable = lib.mkEnableOption (lib.mdDoc "Enables audio.");
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enableLowLatency = lib.mkEnableOption (
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lib.mdDoc "Enables low-latency audio (may cause crackling) per https://wiki.nixos.org/wiki/PipeWire#Low-latency_setup."
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);
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};
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};
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config = lib.mkIf cfg.enable {
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# Enable sound with pipewire.
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security.rtkit.enable = true;
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hardware.pulseaudio = {
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enable = false;
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package = pkgs.pulseaudioFull; # Enable extra audio codecs
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};
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services.pipewire = {
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enable = true;
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alsa.enable = true;
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alsa.support32Bit = true;
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pulse.enable = true;
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jack.enable = true;
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# Reduce audio latency per https://wiki.nixos.org/wiki/PipeWire#Low-latency_setup
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extraConfig.pipewire = lib.mkIf cfg.enableLowLatency {
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"92-low-latency.conf" = {
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"context.properties" = {
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"default.clock.rate" = 48000;
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"default.clock.quantum" = 32;
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"default.clock.min-quantum" = 32;
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"default.clock.max-quantum" = 32;
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};
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};
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};
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};
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};
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}
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