update crates, and set new default #cpu

src/client.rs

@@ -638,7 +638,7 @@ pub struct VideoHandler {
 impl VideoHandler {
     pub fn new() -> Self {
         VideoHandler {
-            decoder: Decoder::new(VideoCodecId::VP9, 0).unwrap(),
+            decoder: Decoder::new(VideoCodecId::VP9, (num_cpus::get() / 2) as _).unwrap(),
             rgb: Default::default(),
         }
     }

src/ipc.rs

@@ -307,8 +307,8 @@ async fn check_pid(postfix: &str) {
             use sysinfo::{ProcessExt, System, SystemExt};
             let mut sys = System::new();
             sys.refresh_processes();
-            if let Some(p) = sys.process(pid) {
-                if let Some(current) = sys.process(std::process::id() as _) {
+            if let Some(p) = sys.process(pid.into()) {
+                if let Some(current) = sys.process((std::process::id() as i32).into()) {
                     if current.name() == p.name() {
                         // double check with connect
                         if connect(1000, postfix).await.is_ok() {

src/server/video_service.rs

@@ -188,7 +188,7 @@ fn run(sp: GenericService) -> ResultType<()> {
         speed,
     };
     let mut vpx;
-    match Encoder::new(&cfg, 0) {
+    match Encoder::new(&cfg, (num_cpus::get() / 2) as _) {
         Ok(x) => vpx = x,
         Err(err) => bail!("Failed to create encoder: {}", err),
     }