leyoda/cosmic-applets
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

perf(audio): further reduce CPU usage

Browse source
This commit is contained in:
Michael Aaron Murphy 2024-09-09 23:14:07 +02:00 • committed by Michael Murphy
parent fe598a7a60
commit c8d91a8a9a
2 changed files with 96 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

31
cosmic-applet-audio/src/pulse.rs
View file

@ -216,28 +216,31 @@ impl PulseHandle {
rt.block_on(async {
let mut server: Option<PulseServer> = None;
loop {
// This is where the we match messages from the GUI to pass to the pulse server
let mut msgs = Vec::new();
let mut msgs = Vec::new();
loop {
if let Some(msg) = to_pulse_recv.recv().await {
msgs.push(msg);
}
// Consume any additional messages in the channel.
while let Ok(msg) = to_pulse_recv.try_recv() {
// Deduplicate volume change messages.
if matches!(
msg,
Message::SetSinkVolumeByName(..) | Message::SetSourceVolumeByName(..)
) {
let last_msg = msgs.last_mut().unwrap(); //
if mem::discriminant(last_msg) == mem::discriminant(&msg) {
*last_msg = msg;
continue;
}
}
msgs.push(msg);
}
// deduplicate Messages that do not rely on response
// Reverse to retain the last element instead of the first
msgs.reverse();
msgs.dedup_by(|a, b| match a {
Message::SetSinkVolumeByName(..) | Message::SetSourceVolumeByName(..) => {
mem::discriminant(a) == mem::discriminant(b)
}
_ => false,
});
msgs.reverse();
for msg in msgs {
for msg in msgs.drain(..) {
match msg {
Message::GetDefaultSink => {
let server = match server.as_mut() {