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nixos/{pipewire,wireplumber}: add LADSPA plugin path setup

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This commit is contained in:
K900
2026-04-11 14:13:09 +03:00
parent 205b13add2
commit d2bd7d91e0
2 changed files with 81 additions and 30 deletions
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nixos/modules/services/desktops/pipewire/pipewire.nix
+36 -9
View File
@@ -83,6 +83,21 @@ let
paths = cfg.extraLv2Packages ++ requiredLv2Packages;
pathsToLink = [ "/lib/lv2" ];
};
requiredLadspaPackages = flatten (
concatMap (p: attrByPath [ "passthru" "requiredLadspaPackages" ] [ ] p) configPackages
);
ladspaPlugins = pkgs.buildEnv {
name = "pipewire-ladspa-plugins";
paths = cfg.extraLadspaPackages ++ requiredLadspaPackages;
pathsToLink = [ "/lib/ladspa" ];
};
pluginsEnv = {
LV2_PATH = "${lv2Plugins}/lib/lv2";
LADSPA_PATH = "${ladspaPlugins}/lib/ladspa";
};
in
{
meta.teams = [ teams.freedesktop ];
@@ -286,8 +301,8 @@ in
List of packages that provide PipeWire configuration, in the form of
`share/pipewire/*/*.conf` files.
LV2 dependencies will be picked up from config packages automatically
via `passthru.requiredLv2Packages`.
LV2/LADSPA dependencies will be picked up from config packages automatically
via `passthru.requiredLv2Packages`/`passthru.requiredLadspaPackages`.
'';
};
@@ -306,6 +321,22 @@ in
[wiki-filter-chain]: https://docs.pipewire.org/page_module_filter_chain.html
'';
};
extraLadspaPackages = mkOption {
type = listOf package;
default = [ ];
example = literalExpression "[ pkgs.noisetorch-ladspa ]";
description = ''
List of packages that provide LADSPA plugins in `lib/ladspa` that should
be made available to PipeWire for [filter chains][wiki-filter-chain].
Config packages have their required LADSPA plugins added automatically,
so they don't need to be specified here. Config packages need to set
`passthru.requiredLadspaPackages` for this to work.
[wiki-filter-chain]: https://docs.pipewire.org/page_module_filter_chain.html
'';
};
};
};
@@ -366,13 +397,9 @@ in
systemd.user.sockets.pipewire.enable = !cfg.systemWide;
systemd.user.services.pipewire.enable = !cfg.systemWide;
systemd.services.pipewire.environment.LV2_PATH = mkIf cfg.systemWide "${lv2Plugins}/lib/lv2";
systemd.user.services.pipewire.environment.LV2_PATH = mkIf (
!cfg.systemWide
) "${lv2Plugins}/lib/lv2";
systemd.user.services.filter-chain.environment.LV2_PATH = mkIf (
!cfg.systemWide
) "${lv2Plugins}/lib/lv2";
systemd.services.pipewire.environment = mkIf cfg.systemWide pluginsEnv;
systemd.user.services.pipewire.environment = mkIf (!cfg.systemWide) pluginsEnv;
systemd.user.services.filter-chain.environment = pluginsEnv;
# Mask pw-pulse if it's not wanted
systemd.services.pipewire-pulse.enable = cfg.pulse.enable && cfg.systemWide;
nixos/modules/services/desktops/pipewire/wireplumber.nix
+45 -21
View File
@@ -200,8 +200,8 @@ in
List of packages that provide WirePlumber configuration, in the form of
`share/wireplumber/*/*.conf` files.
LV2 dependencies will be picked up from config packages automatically
via `passthru.requiredLv2Packages`.
LV2/LADSPA dependencies will be picked up from config packages automatically
via `passthru.requiredLv2Packages`/`passthru.requiredLadspaPackages`.
'';
};
@@ -220,6 +220,22 @@ in
[wiki-filter-chain]: https://docs.pipewire.org/page_module_filter_chain.html
'';
};
extraLadspaPackages = mkOption {
type = listOf package;
default = [ ];
example = literalExpression "[ pkgs.noisetorch-ladspa ]";
description = ''
List of packages that provide LADSPA plugins in `lib/ladspa` that should
be made available to WirePlumber for [filter chains][wiki-filter-chain].
Config packages have their required LADSPA plugins added automatically,
so they don't need to be specified here. Config packages need to set
`passthru.requiredLadspaPackages` for this to work.
[wiki-filter-chain]: https://docs.pipewire.org/page_module_filter_chain.html
'';
};
};
};
@@ -270,6 +286,25 @@ in
paths = cfg.extraLv2Packages ++ requiredLv2Packages;
pathsToLink = [ "/lib/lv2" ];
};
requiredLadspaPackages = flatten (
concatMap (p: attrByPath [ "passthru" "requiredLadspaPackages" ] [ ] p) configPackages
);
ladspaPlugins = pkgs.buildEnv {
name = "pipewire-ladspa-plugins";
paths = cfg.extraLadspaPackages ++ requiredLadspaPackages;
pathsToLink = [ "/lib/ladspa" ];
};
pluginsEnv = {
XDG_DATA_DIRS = makeSearchPath "share" [
configs
cfg.package
];
LV2_PATH = "${lv2Plugins}/lib/lv2";
LADSPA_PATH = "${ladspaPlugins}/lib/ladspa";
};
in
mkIf cfg.enable {
assertions = [
@@ -289,25 +324,14 @@ in
systemd.services.wireplumber.wantedBy = [ "pipewire.service" ];
systemd.user.services.wireplumber.wantedBy = [ "pipewire.service" ];
systemd.services.wireplumber.environment = mkIf pwCfg.systemWide {
# Force WirePlumber to use system dbus.
DBUS_SESSION_BUS_ADDRESS = "unix:path=/run/dbus/system_bus_socket";
systemd.services.wireplumber.environment = mkIf pwCfg.systemWide (
pluginsEnv
// {
# Force WirePlumber to use system dbus.
DBUS_SESSION_BUS_ADDRESS = "unix:path=/run/dbus/system_bus_socket";
}
);
# Make WirePlumber find our config/script files and lv2 plugins required by those
# (but also the configs/scripts shipped with WirePlumber)
XDG_DATA_DIRS = makeSearchPath "share" [
configs
cfg.package
];
LV2_PATH = "${lv2Plugins}/lib/lv2";
};
systemd.user.services.wireplumber.environment = mkIf (!pwCfg.systemWide) {
XDG_DATA_DIRS = makeSearchPath "share" [
configs
cfg.package
];
LV2_PATH = "${lv2Plugins}/lib/lv2";
};
systemd.user.services.wireplumber.environment = mkIf (!pwCfg.systemWide) pluginsEnv;
};
}