mirror of
https://github.com/ryan4yin/nix-config.git
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ryan4yin | 二花
c277c81cd6
* feat(nixpak): sandbox six desktop apps * chore(nixpak): trim OBS plugin set * fix(nixpak): enable OBS on aarch64 * fix(nixpak): let imv read the full home directory * fix(home): drop redundant freerdp package * fix(nixpak): grant OBS access to V4L2 camera devices * fix(nixpak): expose V4L2 sysfs to OBS * fix(nixpak): expose NVIDIA encode library to OBS * docs(nixpak): record OBS interactive validation * docs(nixpak): record OBS RTMP validation * fix(nixpak): run MuseScore via XWayland and PulseAudio * docs(nixpak): explain app sandboxing rationale * fix(nixpak): route MuseScore ALSA through PipeWire
85 lines
2.6 KiB
Nix
85 lines
2.6 KiB
Nix
{
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pkgs,
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lib,
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...
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}:
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# media - control and enjoy audio/video
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{
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home.packages =
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with pkgs;
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[
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# audio control
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pavucontrol
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playerctl
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pulsemixer
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pkgs.nixpaks.imv # simple image viewer
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# music
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go-musicfox # TUI NetEase Cloud Music client; plays through mpv (configured below)
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# video/audio tools
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libva-utils
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vdpauinfo
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vulkan-tools
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mesa-demos
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nvitop
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]
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# Zoom: Settings > Share Screen > Advanced > Screen Capture Mode on Wayland > PipeWire Mode.
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# zoom-us ships only an x86_64 Linux client, so the aarch64 host skips it.
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++ lib.optionals pkgs.stdenv.hostPlatform.isx86_64 [ pkgs.nixpaks.zoom ];
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programs.mpv = {
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enable = true;
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package = pkgs.nixpaks.mpv;
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defaultProfiles = [ "gpu-hq" ];
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};
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services = {
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playerctld.enable = true;
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# PipeWire audio effects daemon for output loudness normalization (e.g.
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# bilibili videos with inconsistent volume).
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#
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# The chain is declared here instead of configured in the GUI: autogain
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# normalizes loudness, limiter is a transparent safety net against peaks.
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# EasyEffects follows the system default output device by default
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# (`useDefaultOutputDevice`), so no GUI state needs to be persisted.
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easyeffects = {
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enable = true;
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extraPresets.loudness-normalization.output = {
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# Excluded from output processing ("Excluded Apps" in the GUI). Matched
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# against the stream's app id, process binary or node name; browsers need
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# "node:media-name" plus StreamOutputs.blocklistUsesMediaName. Loading a
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# preset replaces the GUI-managed list, so exclusions belong here.
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blocklist = [
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"mpv"
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"ZOOM VoiceEngine"
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"Wemeet VoiceEngine"
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];
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"plugins_order" = [
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"autogain#0"
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"limiter#0"
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];
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"autogain#0" = {
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bypass = false;
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# target is set per host (home/hosts/linux/*.nix) because the
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# comfortable loudness depends on the physical output device:
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# -23 dB (EBU R128 broadcast standard) on desktop speakers,
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# -12 dB on quiet laptop speakers. EasyEffects' own default is -23.
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};
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"limiter#0" = {
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bypass = false;
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# Pure brick-wall safety net: leave 1 dB of ceiling margin and add no
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# makeup gain, so autogain stays in charge of loudness.
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threshold = -1.0;
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gain-boost = false;
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};
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};
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# Load the preset on the output pipeline when the daemon starts.
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preset.output = "loudness-normalization";
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};
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};
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}
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