108 lines
2.7 KiB
Nix
108 lines
2.7 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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# Lassulus streaming setup
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# -------------------------
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# ffmpeg \
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# -f pulse \
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# -i default \
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# -vaapi_device /dev/dri/renderD128 \
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# -f x11grab \
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# -video_size 1366x768 \
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# -i :0 \
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# -vf 'hwupload,scale_vaapi=format=nv12' \
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# -c:v h264_vaapi \
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# -c:a aac \
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# -b:a 96k \
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# -af "highpass=f=200, lowpass=f=3000" \
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# -qp 30 \
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# -f flv \
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# rtmp://lassul.us:1935/stream/nixos \
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# ./rc3-output-$(date +%d%H%M%S).mp4
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#
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# Dann abspielen mit :
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# mpv rtmp://lassul.us:1935/stream/nixos
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cfg = config.programs.custom.video;
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# show keyboard input on desktop for screencasts
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screenKey = pkgs.symlinkJoin {
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name = "screen-keys";
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paths =
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let
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screenKeyScript = { position ? "bottom", size ? "small", ... }:
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pkgs.writeShellScriptBin "screenkeys-${position}-${size}" # sh
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''
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${pkgs.screenkey}/bin/screenkey \
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--no-detach \
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--bg-color '#fdf6e3' \
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--font-color '#073642' \
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-p ${position} \
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-s ${size} \
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"$@"
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'';
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in
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lib.flatten (lib.flip map [ "large" "small" "medium" ] (size:
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lib.flip map [ "top" "center" "bottom" ]
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(position: screenKeyScript { inherit size position; })));
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};
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mpvReview =
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let
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moveToDir = key: dir: pkgs.writeText "move-with-${key}.lua" ''
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tmp_dir = "${dir}"
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function move_current_track_${key}()
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track = mp.get_property("path")
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os.execute("mkdir -p '" .. tmp_dir .. "'")
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os.execute("mv '" .. track .. "' '" .. tmp_dir .. "'")
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print("moved '" .. track .. "' to " .. tmp_dir)
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end
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mp.add_key_binding("${key}", "move_current_track_${key}", move_current_track_${key})
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'';
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delete = moveToDir "D" "./.graveyard";
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good = moveToDir "G" "./.good";
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in
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pkgs.writers.writeDashBin "mpv-review" ''
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exec ${pkgs.mpv}/bin/mpv --no-config --script=${delete} --script=${good} "$@"
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'';
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in
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{
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options.programs.custom.video.enable = mkEnableOption "enable video tools";
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config = mkIf cfg.enable {
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environment.systemPackages = with pkgs; [
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unstable.youtube-dl
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unstable.yt-dlp
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mplayer
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mpv
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mpvReview
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# to record your screen
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# ---------------------
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simplescreenrecorder
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screenKey
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# to transcode video material
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# ---------------------------
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handbrake
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ffmpeg-full
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# video editing
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# -------------
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openshot-qt
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];
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};
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}
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