blast: ship it!

TODO: integrate into mpv :)

hosts/common/programs/assorted.nix

@@ -166,6 +166,7 @@ in
     ];
 
     consoleMediaUtils = declPackageSet [
+      "blast-ugjka"  # cast audio to UPNP/DLNA devices (via pulseaudio sink)
       # "catt"  # cast videos to chromecast
       "ffmpeg"
       "go2tv"  # cast videos to UPNP/DLNA device (i.e. tv).

hosts/common/programs/blast-ugjka.nix

@@ -0,0 +1,31 @@
+# blast: tunnel audio from a pulseaudio sink to a UPnP/DLNA device (like a TV).
+# - expect 7s of latency
+# - can cast the default sink, or create a new one "blast.monitor"
+#   and either assign that to default or assign apps to it.
+# compatibility:
+# - `blast -usewav` is likely to give best results.
+# - sony tv:
+#  - `blast` (default): WORKS
+# - LG TV:
+#   - `-usewav`: WORKS!
+#   - `-useaac`: FAILS
+#   - `-useflac`: FAILS
+#   - `-uselpcm`: FAILS
+#   - `-uselpcmle`: FAILS
+#   - `-format aac`: FAILS
+#   - `-bitrate 128`: FAILS
+#   - `-nochunked`: FAILS
+#   - `-format "ogg" -mime 'audio/x-opus+ogg'`: FAILS
+#   - `-mime audio/ac3 -format ac3`: FAILS
+{ config, lib, ... }:
+let
+  cfg = config.sane.programs.blast-ugjka;
+in
+{
+  sane.programs.blast-ugjka = {
+    sandbox.method = "bwrap";
+    sandbox.whitelistAudio = true;
+    sandbox.net = "clearnet";
+  };
+  networking.firewall.allowedTCPPorts = lib.mkIf cfg.enabled [ 9000 ];
+}

hosts/common/programs/default.nix

@@ -10,6 +10,7 @@
     ./assorted.nix
     ./audacity.nix
     ./bemenu.nix
+    ./blast-ugjka.nix
     ./bonsai.nix
     ./brave.nix
     ./bubblewrap.nix