68 lines
1.7 KiB
Nix
68 lines
1.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.fluidsynth;
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in {
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meta.maintainers = [ maintainers.valodim ];
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options = {
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services.fluidsynth = {
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enable = mkEnableOption "fluidsynth midi synthesizer";
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soundFont = mkOption {
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type = types.path;
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default = "${pkgs.soundfont-fluid}/share/soundfonts/FluidR3_GM2-2.sf2";
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description = ''
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The soundfont file to use, in SoundFont 2 format.
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'';
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};
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soundService = mkOption {
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type = types.enum [ "jack" "pipewire-pulse" "pulseaudio" ];
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default = "pulseaudio";
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example = "pipewire-pulse";
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description = ''
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The systemd sound service to depend on.
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'';
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};
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extraOptions = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "--sample-rate 96000" ];
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description = ''
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Extra arguments, added verbatim to the fluidsynth command. See
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{manpage}`fluidsynth.conf(1)`.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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assertions = [
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(lib.hm.assertions.assertPlatform "services.fluidsynth" pkgs
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lib.platforms.linux)
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];
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systemd.user.services.fluidsynth = {
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Unit = {
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Description = "FluidSynth Daemon";
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Documentation = "man:fluidsynth(1)";
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BindsTo = [ (cfg.soundService + ".service") ];
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After = [ (cfg.soundService + ".service") ];
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};
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Install = { WantedBy = [ "default.target" ]; };
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Service = {
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ExecStart = "${pkgs.fluidsynth}/bin/fluidsynth -a pulseaudio -si ${
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lib.concatStringsSep " " cfg.extraOptions
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} ${cfg.soundFont}";
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};
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};
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};
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}
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