From 7a7612fb4d32349ba0ad87531845e65a8ee54deb Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Fri, 12 May 2017 11:31:46 +0200
Subject: m 2 audio: init

---
 makefu/2configs/audio/jack-on-pulse.nix  | 45 ++++++++++++++++++++++++++++++++
 makefu/2configs/audio/realtime-audio.nix | 12 +++++++++
 2 files changed, 57 insertions(+)
 create mode 100644 makefu/2configs/audio/jack-on-pulse.nix
 create mode 100644 makefu/2configs/audio/realtime-audio.nix

(limited to 'makefu/2configs/audio')

diff --git a/makefu/2configs/audio/jack-on-pulse.nix b/makefu/2configs/audio/jack-on-pulse.nix
new file mode 100644
index 00000000..09d03ea9
--- /dev/null
+++ b/makefu/2configs/audio/jack-on-pulse.nix
@@ -0,0 +1,45 @@
+{ config, pkgs, ... }:
+let
+  pulse = pkgs.pulseaudioFull;
+  user = config.makefu.gui.user;
+in
+{
+  sound.enable = true;
+  hardware.pulseaudio = {
+    enable = true;
+    package = pulse;
+  };
+
+  environment.systemPackages = with pkgs; [ jack2Full ];
+  # from http://anderspapitto.com/posts/2015-11-26-overtone-on-nixos-with-jack-and-pulseaudio.html
+
+  systemd.services = {
+    jackdbus = {
+      description = "Runs jack, and points pulseaudio at it";
+      serviceConfig = {
+        User = user;
+        Type = "oneshot";
+        ExecStart = pkgs.writeScript "start_jack.sh" ''
+          #! ${pkgs.bash}/bin/bash
+          . ${config.system.build.setEnvironment}
+          sleep 5 # wait for the gui to load
+
+          ${pkgs.jack2Full}/bin/jack_control start
+          sleep 3 # give some time for sources/sinks to be created
+
+          ${pulse}/bin/pacmd set-default-sink jack_out
+          ${pulse}/bin/pacmd set-default-source jack_in
+        '';
+        ExecStop = pkgs.writeScript "stop_jack.sh" ''
+          #! ${pkgs.bash}/bin/bash
+          . ${config.system.build.setEnvironment}
+
+          ${pkgs.jack2Full}/bin/jack_control stop
+        '';
+        RemainAfterExit = true;
+      };
+      after = [ "display-manager.service" "sound.target" ];
+      wantedBy = [ "multi-user.target" ];
+    };
+  };
+}
diff --git a/makefu/2configs/audio/realtime-audio.nix b/makefu/2configs/audio/realtime-audio.nix
new file mode 100644
index 00000000..d9709e4b
--- /dev/null
+++ b/makefu/2configs/audio/realtime-audio.nix
@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+let
+  user = config.makefu.gui.user;
+in
+{
+  imports = [
+    ../sources/musnix.nix # populate musnix
+    <musnix>
+  ];
+  musnix.enable = true;
+  users.users."${user}".extraGroups = [ "audio" ];
+}
-- 
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