home-manager: add scripts
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53
bin/playerctl.sh
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53
bin/playerctl.sh
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@ -0,0 +1,53 @@
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#!/usr/bin/env bash
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# source: https://gitlab.com/xPMo/dotfiles.cli/-/blob/dots/.local/lib/waybar/playerctl.sh
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exec 2>"$XDG_RUNTIME_DIR/waybar-playerctl.log"
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IFS=$'\n\t'
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while true; do
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while read -r playing position length name artist title arturl hpos hlen; do
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# remove leaders
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playing=${playing:1} position=${position:1} length=${length:1} name=${name:1}
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artist=${artist:1} title=${title:1} arturl=${arturl:1} hpos=${hpos:1} hlen=${hlen:1}
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# build line
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line="${artist:+$artist ${title:+- }}${title:+$title }${hpos:+$hpos${hlen:+|}}$hlen"
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# json escaping
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line="${line//\"/\\\"}"
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((percentage = length ? (100 * (position % length)) / length : 0))
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case $playing in
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⏸️ | Paused) text='<span foreground=\"#cccc00\" size=\"smaller\">'"$line"'</span>' ;;
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▶️ | Playing) text="<small>$line</small>" ;;
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*) text='<span foreground=\"#073642\">⏹</span>' ;;
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esac
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# integrations for other services (nwg-wrapper)
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if [[ $title != "$ptitle" || $artist != "$partist" || $parturl != "$arturl" ]]; then
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typeset -p playing length name artist title arturl >"$XDG_RUNTIME_DIR/waybar-playerctl.info"
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pkill -8 nwg-wrapper
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ptitle=$title partist=$artist parturl=$arturl
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fi
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# exit if print fails
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printf '{"text":"%s","tooltip":"%s","class":"%s","percentage":%s}\n' \
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"$text" "$playing $name | $line" "$percentage" "$percentage" || break 2
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done < <(
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# requires playerctl>=2.0
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# Add non-space character ":" before each parameter to prevent 'read' from skipping over them
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playerctl --follow metadata --player playerctld --format \
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$':{{emoji(status)}}\t:{{position}}\t:{{mpris:length}}\t:{{playerName}}\t:{{markup_escape(artist)}}\t:{{markup_escape(title)}}\t:{{mpris:artUrl}}\t:{{duration(position)}}\t:{{duration(mpris:length)}}' &
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echo $! >"$XDG_RUNTIME_DIR/waybar-playerctl.pid"
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)
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# no current players
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# exit if print fails
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echo '<span foreground=#dc322f>⏹</span>' || break
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sleep 15
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done
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kill "$(<"$XDG_RUNTIME_DIR/waybar-playerctl.pid")"
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140
home-surtur.nix
140
home-surtur.nix
@ -442,6 +442,146 @@ in {
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'';
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executable = true;
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};
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# ref: https://go.dev/blog/pprof
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".local/bin/xtime" = {
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text = ''
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#!/bin/sh
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/usr/bin/time -f '%Uu %Ss %er %MkB %C' "$@"
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'';
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executable = true;
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};
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".local/bin/xdp-screen-cast" = {
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text = ''
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#!/usr/bin/python3
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# ref: https://gitlab.gnome.org/-/snippets/19
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import re
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import signal
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import dbus
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from gi.repository import GLib
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from dbus.mainloop.glib import DBusGMainLoop
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import gi
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gi.require_version('Gst', '1.0')
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from gi.repository import GObject, Gst
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DBusGMainLoop(set_as_default=True)
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Gst.init(None)
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loop = GLib.MainLoop()
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bus = dbus.SessionBus()
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request_iface = 'org.freedesktop.portal.Request'
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screen_cast_iface = 'org.freedesktop.portal.ScreenCast'
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pipeline = None
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def terminate():
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if pipeline is not None:
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self.player.set_state(Gst.State.NULL)
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loop.quit()
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request_token_counter = 0
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session_token_counter = 0
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sender_name = re.sub(r'\.', r'_', bus.get_unique_name()[1:])
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def new_request_path():
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global request_token_counter
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request_token_counter = request_token_counter + 1
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token = 'u%d'%request_token_counter
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path = '/org/freedesktop/portal/desktop/request/%s/%s'%(sender_name, token)
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return (path, token)
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def new_session_path():
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global session_token_counter
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session_token_counter = session_token_counter + 1
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token = 'u%d'%session_token_counter
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path = '/org/freedesktop/portal/desktop/session/%s/%s'%(sender_name, token)
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return (path, token)
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def screen_cast_call(method, callback, *args, options={}):
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(request_path, request_token) = new_request_path()
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bus.add_signal_receiver(callback,
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'Response',
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request_iface,
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'org.freedesktop.portal.Desktop',
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request_path)
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options['handle_token'] = request_token
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method(*(args + (options, )),
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dbus_interface=screen_cast_iface)
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def on_gst_message(bus, message):
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type = message.type
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if type == Gst.MessageType.EOS or type == Gst.MessageType.ERROR:
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terminate()
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def play_pipewire_stream(node_id):
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empty_dict = dbus.Dictionary(signature="sv")
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fd_object = portal.OpenPipeWireRemote(session, empty_dict,
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dbus_interface=screen_cast_iface)
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fd = fd_object.take()
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pipeline = Gst.parse_launch('pipewiresrc fd=%d path=%u ! videoconvert ! xvimagesink'%(fd, node_id))
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pipeline.set_state(Gst.State.PLAYING)
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pipeline.get_bus().connect('message', on_gst_message)
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def on_start_response(response, results):
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if response != 0:
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print("Failed to start: %s"%response)
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terminate()
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return
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print("streams:")
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for (node_id, stream_properties) in results['streams']:
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print("stream {}".format(node_id))
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play_pipewire_stream(node_id)
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def on_select_sources_response(response, results):
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if response != 0:
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print("Failed to select sources: %d"%response)
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terminate()
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return
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print("sources selected")
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global session
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screen_cast_call(portal.Start, on_start_response,
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session, ''')
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def on_create_session_response(response, results):
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if response != 0:
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print("Failed to create session: %d"%response)
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terminate()
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return
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global session
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session = results['session_handle']
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print("session %s created"%session)
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screen_cast_call(portal.SelectSources, on_select_sources_response,
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session,
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options={ 'multiple': False,
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'types': dbus.UInt32(1|2) })
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portal = bus.get_object('org.freedesktop.portal.Desktop',
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'/org/freedesktop/portal/desktop')
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(session_path, session_token) = new_session_path()
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screen_cast_call(portal.CreateSession, on_create_session_response,
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options={ 'session_handle_token': session_token })
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try:
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loop.run()
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except KeyboardInterrupt:
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terminate()
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'';
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executable = true;
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};
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".local/bin/playerctl.sh" = {
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source = ./bin/playerctl.sh;
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executable = true;
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};
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};
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xdg = {
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