# pipewire service. { config, lib, pkgs, ... }: with lib; let cfg = config.services.pipewire; enable32BitAlsaPlugins = cfg.alsa.support32Bit && pkgs.stdenv.isx86_64 && pkgs.pkgsi686Linux.pipewire != null; in { meta = { maintainers = teams.freedesktop.members; }; ###### interface options = { services.pipewire = { enable = mkEnableOption "pipewire service"; socketActivation = mkOption { default = true; type = types.bool; description = '' Automatically run pipewire when connections are made to the pipewire socket. ''; }; alsa = { enable = mkOption { default = false; type = types.bool; description = '' Route audio to/from generic ALSA-using applications via the ALSA PIPEWIRE PCM plugin. ''; }; support32Bit = mkOption { default = false; type = types.bool; description = '' Whether to support sound for 32-bit ALSA applications on a 64-bit system. ''; }; }; }; }; ###### implementation config = mkIf cfg.enable { environment.systemPackages = [ pkgs.pipewire ]; systemd.packages = [ pkgs.pipewire ]; systemd.user.sockets.pipewire.wantedBy = lib.mkIf cfg.socketActivation [ "sockets.target" ]; sound.extraConfig = mkIf cfg.alsa.enable '' pcm_type.pipewire { libs.native = ${pkgs.pipewire.lib}/lib/alsa-lib/libasound_module_pcm_pipewire.so ; ${optionalString enable32BitAlsaPlugins "libs.32Bit = ${pkgs.pkgsi686Linux.pipewire.lib}/lib/alsa-lib/libasound_module_pcm_pipewire.so ;"} } pcm.!default { @func getenv vars [ PCM ] default "plug:pipewire" playback_mode "-1" capture_mode "-1" } ''; environment.etc."alsa/conf.d/50-pipewire.conf" = mkIf cfg.alsa.enable { source = "${pkgs.pipewire}/share/alsa/alsa.conf.d/50-pipewire.conf"; }; }; }