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Code Issues Projects Releases Packages Wiki Activity Actions 9

Debounce frame assignment using a watch

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This commit is contained in:
Antonio Scandurra 2022-09-08 14:51:35 +02:00
parent d407f521db
commit 4e0380c9fb
1 changed files with 10 additions and 6 deletions
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16
crates/capture/src/main.rs
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@ -11,6 +11,7 @@ use gpui::{
use live_kit::{LocalVideoTrack, Room}; use live_kit::{LocalVideoTrack, Room};
use log::LevelFilter; use log::LevelFilter;
use media::core_video::CVImageBuffer; use media::core_video::CVImageBuffer;
use postage::watch;
use simplelog::SimpleLogger; use simplelog::SimpleLogger;
use std::sync::Arc; use std::sync::Arc;
@ -65,9 +66,6 @@ fn main() {
.unwrap(); .unwrap();
let track = LocalVideoTrack::screen_share_for_window(window.id); let track = LocalVideoTrack::screen_share_for_window(window.id);
room1.publish_video_track(&track).await.unwrap(); room1.publish_video_track(&track).await.unwrap();
std::mem::forget(track);
std::mem::forget(room1);
}) })
.detach(); .detach();
}); });
@ -87,17 +85,23 @@ impl ScreenCaptureView {
let mut remote_video_tracks = room.remote_video_tracks(); let mut remote_video_tracks = room.remote_video_tracks();
cx.spawn_weak(|this, mut cx| async move { cx.spawn_weak(|this, mut cx| async move {
if let Some(video_track) = remote_video_tracks.next().await { if let Some(video_track) = remote_video_tracks.next().await {
video_track.add_renderer(move |frame| { let (mut frames_tx, mut frames_rx) = watch::channel_with(None);
video_track.add_renderer(move |frame| *frames_tx.borrow_mut() = Some(frame));
while let Some(frame) = frames_rx.next().await {
if let Some(this) = this.upgrade(&cx) { if let Some(this) = this.upgrade(&cx) {
this.update(&mut cx, |this, cx| { this.update(&mut cx, |this, cx| {
this.image_buffer = Some(frame); this.image_buffer = frame;
cx.notify(); cx.notify();
}); });
} else {
break;
} }
}); }
} }
}) })
.detach(); .detach();
Self { Self {
image_buffer: None, image_buffer: None,
_room: room, _room: room,