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xss-dimmer: try again to have sound using Gstreamer

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Vincent Bernat 2022-08-02 15:41:51 +02:00
parent 09831608e3
commit 44b6f25170
2 changed files with 25 additions and 3 deletions
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25
bin/xss-dimmer
View file

@ -11,12 +11,14 @@ will stop itself when the locker window is mapped.
import gi import gi
gi.require_version("Gtk", "3.0") gi.require_version("Gtk", "3.0")
from gi.repository import Gtk, Gdk, GLib, GdkPixbuf gi.require_version("Gst", "1.0")
from gi.repository import Gtk, Gdk, GLib, GdkPixbuf, GObject, Gst
import cairo import cairo
import argparse import argparse
import threading import threading
import time import time
import math import math
import os
from Xlib import display, X from Xlib import display, X
from Xlib.error import BadWindow from Xlib.error import BadWindow
from Xlib.protocol.event import MapNotify from Xlib.protocol.event import MapNotify
@ -89,7 +91,22 @@ def on_refresh(window, options, start):
elapsed = time.monotonic() - start elapsed = time.monotonic() - start
if elapsed < options.delay: if elapsed < options.delay:
next_step = min(options.step, options.delay - elapsed) next_step = min(options.step, options.delay - elapsed)
GLib.timeout_add(options.step * 1000, on_refresh, window, options, start) GLib.timeout_add(next_step * 1000, on_refresh, window, options, start)
def on_sound_ticker(options, sound, start):
elapsed = time.monotonic() - start
if elapsed < options.delay:
if sound is None:
Gst.init([])
sound = Gst.ElementFactory.make("playbin", "xss-dimmer")
sound.set_property("uri", f"file://{os.path.abspath(options.sound)}")
sound.set_state(Gst.State.NULL)
sound.seek_simple(
Gst.Format.TIME, Gst.SeekFlags.FLUSH | Gst.SeekFlags.KEY_UNIT, 0
)
sound.set_state(Gst.State.PLAYING)
GLib.timeout_add(1000, on_sound_ticker, options, sound, now)
# See: https://easings.net/ # See: https://easings.net/
@ -144,6 +161,7 @@ if __name__ == "__main__":
choices=easing_functions.keys(), choices=easing_functions.keys(),
help="easing function for opacity", help="easing function for opacity",
) )
add("--sound", help="play a sound for each second elapsed while dimmer running")
options = parser.parse_args() options = parser.parse_args()
background = None background = None
@ -192,5 +210,8 @@ if __name__ == "__main__":
) )
xdisplay.pending_events() # otherwise, socket is inactive xdisplay.pending_events() # otherwise, socket is inactive
if options.sound:
GLib.timeout_add(options.delay * 1000 // 3, on_sound_ticker, options, None, now)
# Main loop # Main loop
Gtk.main() Gtk.main()

3
dotfiles/systemd/xss-dimmer@.service
View file

@ -3,5 +3,6 @@ Description=Screen dimmer
[Service] [Service]
ExecStart=%h/.config/i3/bin/xss-dimmer --delay=%i \ ExecStart=%h/.config/i3/bin/xss-dimmer --delay=%i \
--background=%t/i3/current-wallpaper.png --background=%t/i3/current-wallpaper.png \
--sound=/usr/share/sounds/freedesktop/stereo/audio-volume-change.oga
TimeoutSec=1 TimeoutSec=1