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This commit is contained in:
Zastian Pretorius
2025-07-16 15:33:05 +01:00
parent 8eb707c900
commit 96bc1b1894
6 changed files with 102 additions and 136 deletions
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151
system/services.nix
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@@ -40,62 +40,13 @@
pulse.enable = true;
jack.enable = true;
extraConfig.pipewire = {
# the key "00-clock-rate" names the drop-in file
"00-clock-rate" = {
# these properties go under [context.properties] in pipewire.conf
context.properties = {
# force the graph sample rate
"92-low-latency" = {
"context.properties" = {
"default.clock.rate" = 48000;
# tell PipeWire which other rates you allow it to switch to
"default.clock.allowed-rates" = [
44100
48000
96000
];
# quantum = number of frames per period (i.e. buffer size)
"default.clock.min-quantum" = 32;
"default.clock.max-quantum" = 8192;
"default.clock.allowed-rates" = [ 48000 ];
};
};
"99-input-denoising" = {
"context.modules" = [
{
"name" = "libpipewire-module-filter-chain";
"args" = {
"node.description" = "Noise Canceling source";
"media.name" = "Noise Canceling source";
"filter.graph" = {
"nodes" = [
{
"type" = "ladspa";
"name" = "rnnoise";
"plugin" = "${pkgs.rnnoise-plugin}/lib/ladspa/librnnoise_ladspa.so";
"label" = "noise_suppressor_mono";
"control" = {
"VAD Threshold (%)" = 20.0;
"VAD Grace Period (ms)" = 200;
"Retroactive VAD Grace (ms)" = 0;
};
}
];
};
"capture.props" = {
"node.name" = "effect_input.rnnoise";
"node.passive" = true;
"audio.rate" = 48000;
};
"playback.props" = {
"node.name" = "effect_output.rnnoise";
"media.class" = "Audio/Source";
"audio.rate" = 48000;
};
};
}
];
};
};
})
(lib.mkIf (systemName == "pc") {
enable = true;
@@ -106,49 +57,63 @@
extraConfig.pipewire = {
"92-low-latency" = {
"context.properties" = {
"default.clock.rate" = 48000;
"default.clock.allowed-rates" = [ 48000 ];
"default.clock.rate" = 96000;
"default.clock.allowed-rates" = [
44100
48000
96000
];
};
};
"99-input-denoising" = {
"context.modules" = [
{
"name" = "libpipewire-module-filter-chain";
"args" = {
"node.description" = "Noise Canceling source";
"media.name" = "Noise Canceling source";
"filter.graph" = {
"nodes" = [
{
"type" = "ladspa";
"name" = "rnnoise";
"plugin" = "${pkgs.rnnoise-plugin}/lib/ladspa/librnnoise_ladspa.so";
"label" = "noise_suppressor_mono";
"control" = {
"VAD Threshold (%)" = 50.0;
"VAD Grace Period (ms)" = 200;
"Retroactive VAD Grace (ms)" = 0;
};
}
];
};
"capture.props" = {
"node.name" = "effect_input.rnnoise";
"node.passive" = true;
"audio.rate" = 48000;
};
"playback.props" = {
"node.name" = "effect_output.rnnoise";
"media.class" = "Audio/Source";
"audio.rate" = 48000;
};
};
}
];
};
#"93-mic-gain" = {
# "context.modules" = [
# {
# name = "libpipewire-module-filter-chain";
# args = {
# node.description = "Mic Gain Boost";
# media.name = "Mic Gain Boost";
# filter.graph = {
# nodes = [
# {
# type = "ladspa";
# name = "gain";
# plugin = "amp"; # LADSPA amplifier plugin
# label = "amp_mono";
# control = {
# "Gain" = 12.0; # Boost gain by 12 dB (adjust as needed)
# };
# }
# ];
# };
# capture.props = {
# "node.name" = "effect_input.mic_boost";
# "audio.position" = [ "MONO" ];
# };
# playback.props = {
# "node.name" = "effect_output.mic_boost";
# "audio.position" = [ "MONO" ];
# };
# };
# }
# ];
#};
};
#wireplumber.extraConfig = {
# "monitor.alsa.rules" = {
# rule1 = { # Give the rule a unique name
# matches = [
# { "node.name" = "~alsa_input.*"; }
# ];
# actions = {
# update-props = {
# "api.alsa.soft-mixer" = true;
# "api.alsa.volume" = "100%";
# "api.alsa.headroom" = 0;
# };
# };
# };
# };
#};
})
];
@@ -165,7 +130,7 @@
# List services that you want to enable:
services.emacs = {
enable = true;
package = pkgs.emacs-gtk; # replace with emacs-gtk, or a version provided by the community overlay if desired.
package = pkgs.emacs-pgtk; # replace with emacs-gtk, or a version provided by the community overlay if desired.
};
services.sunshine = lib.mkIf (systemName == "pc") {
enable = true;