111 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			111 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { config, lib, pkgs, ... }:
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| 
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| let
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|   inherit (lib) mkIf;
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|   inherit (lib.generators) toLua;
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|   inherit (lib.lists) elem optionals;
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|   # inherit (builtins) elem;
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|   features = config.ooknet.host.hardware.features;
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|   hasBT = (elem "bluetooth" features);
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| in
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| 
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| {
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|   config = mkIf (elem "audio" features) {
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|     hardware.pulseaudio.enable = !config.services.pipewire.enable;
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|     security.rtkit.enable = config.services.pipewire.enable;
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|     services.pipewire = 
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|     let
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|       quantum = 64;
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|       rate = 48000;
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|       qr = "${toString quantum}/${toString rate}";
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|     in
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|     {
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|       enable = true;
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| 
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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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| 
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|       # Low latency module provided by notashelf/nyx
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|       extraConfig.pipewire."99-lowlatency" = {
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|         context = {
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|           properties.default.clock.min-quantum = quantum;
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|           modules = [
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|             {
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|               name = "libpipewire-module-rtkit";
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|               flags = ["ifexists" "nofail"];
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|               args = {
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|                 nice.level = -15;
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|                 rt = {
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|                   prio = 88;
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|                   time.soft = 200000;
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|                   time.hard = 200000;
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|                 };
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|               };
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|             }
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|             {
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|               name = "libpipewire-module-protocol-pulse";
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|               args = {
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|                 server.address = ["unix:native"];
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|                 pulse.min = {
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|                   req = qr;
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|                   quantum = qr;
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|                   frag = qr;
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|                 };
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|               };
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|             }
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|           ];
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| 
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|           stream.properties = {
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|             node.latency = qr;
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|             resample.quality = 1;
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|           };
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|         };
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|       };
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| 
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|       wireplumber = {
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|         enable = true;
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|         configPackages = let
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|           matches = toLua {
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|             multiline = false;
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|             indent = false;
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|           } [[["node.name" "matches" "alsa_output.*"]]];
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| 
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|           apply_properties = toLua {} {
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|             "audio.format" = "S32LE";
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|             "audio.rate" = rate * 2;
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|             "api.alsa.period-size" = 2;
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|           };
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|         in
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|           [
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|             (pkgs.writeTextDir "share/lowlatency.lua.d/99-alsa-lowlatency.lua" ''
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|               alsa_monitor.rules = {
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|                 {
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|                   matches = ${matches};
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|                   apply_properties = ${apply_properties};
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|                 }
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|               }
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|             '')
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|           ]
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|           ++ optionals hasBT [
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|             (pkgs.writeTextDir "share/bluetooth.lua.d/51-bluez-config.lua" /* lua */ ''
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|               bluez_monitor.properties = {
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|                 ["bluez5.enable-sbc-xq"] = true,
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|                 ["bluez5.enable-msbc"] = true,
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|                 ["bluez5.enable-hw-volume"] = true,
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|                 ["bluez5.headset-roles"] = "[ hsp_hs hsp_ag hfp_hf hfp_ag ]"
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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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|     systemd.user.services = {
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|       pipewire.wantedBy = ["default.target"];
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|       pipewire-pulse.wantedBy = ["default.target"];
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|     };
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|   };
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| } 
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| 
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| 
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