camera core add

client/src/app.rs

@@ -21,6 +21,7 @@ use lesavka_common::lesavka::{
 
 use crate::{input::inputs::InputAggregator,
             input::microphone::MicrophoneCapture,
+            input::camera::CameraCapture,
             output::video::MonitorWindow,
             output::audio::AudioOut};
 
@@ -46,6 +47,14 @@ impl LesavkaClientApp {
         let mut agg = InputAggregator::new(dev_mode, kbd_tx.clone(), mou_tx.clone());
         agg.init()?;           // grab devices immediately
 
+        let cam = if std::env::var("LESAVKA_CAM_DISABLE").is_ok() {
+            None
+        } else {
+            Some(Arc::new(CameraCapture::new(
+                std::env::var("LESAVKA_CAM_SOURCE").ok().as_deref()
+            )?))
+        };
+
         Ok(Self { aggregator: Some(agg), server_addr, dev_mode, kbd_tx, mou_tx })
     }
 
@@ -134,6 +143,14 @@ impl LesavkaClientApp {
         let ep_mic = vid_ep.clone();
         tokio::spawn(Self::mic_loop(ep_mic, mic));
 
+        /*────────── webcam gRPC pusher ───────────────*/
+        if !std::env::var("LESAVKA_CAM_DISABLE").is_ok() {
+            let cam = Arc::new(CameraCapture::new(
+                std::env::var("LESAVKA_CAM_SOURCE").ok().as_deref()
+            )?);
+            tokio::spawn(Self::cam_loop(vid_ep.clone(), cam));
+        }
+
         /*────────── central reactor ───────────────────*/
         tokio::select! {
             _ = kbd_loop  => { warn!("⚠️⌨️ keyboard stream finished"); },
@@ -296,4 +313,38 @@ impl LesavkaClientApp {
             tokio::time::sleep(Duration::from_secs(1)).await;
         }
     }
+
+    /*──────────────── cam stream ───────────────────*/
+    async fn cam_loop(ep: Channel, cam: Arc<CameraCapture>) {
+        loop {
+            let mut cli = RelayClient::new(ep.clone());
+
+            // pull frames in a real thread so we don’t block async scheduler
+            let (tx_pkt, rx_pkt) = tokio::sync::mpsc::channel::<VideoPacket>(256);
+            std::thread::spawn({
+                let cam = cam.clone();
+                move || {
+                    while let Some(pkt) = cam.pull() {
+                        // TRACE every 120 frames only
+                        static CNT: std::sync::atomic::AtomicU64 =
+                            std::sync::atomic::AtomicU64::new(0);
+                        let n = CNT.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
+                        if n < 10 || n % 120 == 0 {
+                            tracing::trace!("📸 cli  frame#{n}  {} B", pkt.data.len());
+                        }
+                        let _ = tx_pkt.blocking_send(pkt);
+                    }
+                }
+            });
+
+            let outbound = tokio_stream::wrappers::ReceiverStream::new(rx_pkt);
+            match cli.stream_camera(Request::new(outbound)).await {
+                Ok(mut resp) => {
+                    while resp.get_mut().message().await.transpose().is_some() {}
+                }
+                Err(e) => tracing::warn!("❌📸 connect failed: {e}"),
+            }
+            tokio::time::sleep(Duration::from_secs(1)).await;
+        }
+    }
 }

client/src/input/camera.rs

@@ -22,16 +22,30 @@ impl CameraCapture {
             .and_then(Self::find_device)
             .unwrap_or_else(|| "/dev/video0".into());
 
+        // let (enc, raw_caps) = Self::pick_encoder();
+        // (NVIDIA → VA-API → software x264).
+        let (enc, kf_prop, kf_val) = Self::choose_encoder();
+        tracing::info!("📸 using encoder element: {enc}");
+
+        // let desc = format!(
+        //     "v4l2src device={dev} do-timestamp=true ! {raw_caps},width=1280,height=720 ! \
+        //     videoconvert ! {enc} key-int-max=30 ! \
+        //     h264parse config-interval=-1 ! \
+        //     appsink name=asink emit-signals=true max-buffers=60 drop=true"
+        // );
+        // tracing::debug!(%desc, "📸 pipeline-desc");
+        // Build a pipeline that works for any of the three encoders.
+        //  * nvh264enc needs NVMM memory caps;
+        //  * vaapih264enc wants system-memory caps;
+        //  * x264enc needs the usual raw caps.
         let desc = format!(
-            "v4l2src device={dev} io-mode=dmabuf do-timestamp=true ! \
+            "v4l2src device={dev} do-timestamp=true ! \
-                videoconvert ! videoscale ! video/x-raw,width=1280,height=720 ! \
+             videoconvert ! {enc} {kf_prop}={kf_val} ! \
-                v4l2h264enc key-int-max=30 \
-                extra-controls=\"encode,frame_level_rate_control_enable=1,h264_profile=4\" ! \
              h264parse config-interval=-1 ! \
              appsink name=asink emit-signals=true max-buffers=60 drop=true"
         );
+        tracing::info!(%enc, ?desc, "📸 using encoder element");
 
-        tracing::debug!("📸 pipeline‑desc:\n{desc}");
         let pipeline: gst::Pipeline = gst::parse::launch(&desc)
             .context("gst parse_launch(cam)")?
             .downcast::<gst::Pipeline>()
@@ -55,7 +69,7 @@ impl CameraCapture {
         let buf    = sample.buffer()?;
         let map    = buf.map_readable().ok()?;
         let pts = buf.pts().unwrap_or(gst::ClockTime::ZERO).nseconds() / 1_000;
-        Some(VideoPacket { id: 100, pts, data: map.as_slice().to_vec() })
+        Some(VideoPacket { id: 0, pts, data: map.as_slice().to_vec() })
     }
 
     /// Fuzzy‑match devices under `/dev/v4l/by-id`
@@ -82,4 +96,32 @@ impl CameraCapture {
             .unwrap();
         Self { pipeline, sink }
     }
+
+    fn pick_encoder() -> (&'static str, &'static str) {
+        let encoders = &[
+            ("nvh264enc",  "video/x-raw(memory:NVMM),format=NV12"),
+            ("vaapih264enc","video/x-raw,format=NV12"),
+            ("v4l2h264enc", "video/x-raw"),               // RPi, Jetson, etc.
+            ("x264enc",     "video/x-raw"),               // software
+        ];
+        for (name, caps) in encoders {
+            if gst::ElementFactory::find(name).is_some() {
+                return (name, caps);
+            }
+        }
+        // last resort – software
+        ("x264enc", "video/x-raw")
+    }
+
+    /// Return the encoder element *and* the property/key-frame pair we must
+    /// set to get an IDR every 30 frames.
+    fn choose_encoder() -> (&'static str, &'static str, &'static str) {
+        if gst::ElementFactory::find("nvh264enc").is_some() {
+            ("nvh264enc", "gop-size", "30")          // NVIDIA NVENC uses `gop-size` :contentReference[oaicite:0]{index=0}
+        } else if gst::ElementFactory::find("vaapih264enc").is_some() {
+            ("vaapih264enc", "keyframe-period", "30")// VA-API uses `keyframe-period` :contentReference[oaicite:1]{index=1}
+        } else {
+            ("x264enc", "key-int-max", "30")         // libx264 fallback :contentReference[oaicite:2]{index=2}
+        }
+    }
 }

client/src/input/inputs.rs

@@ -3,7 +3,7 @@
 use anyhow::{bail, Context, Result};
 use evdev::{Device, EventType, KeyCode, RelativeAxisCode};
 use tokio::{sync::broadcast::Sender, time::{interval, Duration}};
-use tracing::{debug, info, warn};
+use tracing::{debug, info, warn, trace};
 
 use lesavka_common::lesavka::{KeyboardReport, MouseReport};
 
@@ -102,7 +102,11 @@ impl InputAggregator {
                     Some(c)
                 }
                 Some(Err(e)) => {
-                    warn!("📸 webcam disabled: {e:#}");
+                    warn!(
+                        "📸 webcam disabled – {:?}. \
+                         Hint: install gst‑plugins‑bad or provide LESAVKA_CAM_DISABLE=1",
+                        e.root_cause()
+                    );
                     Some(CameraCapture::new_stub())        // keep stub so call‑sites compile
                 }
                 None => {
@@ -149,7 +153,7 @@ impl InputAggregator {
             }
 
             if let Some(cam) = &self.camera {
-                debug!("📸 CameraCapture present – first pull() will block until a frame arrives");
+                trace!("📸 CameraCapture present – first pull() will block until a frame arrives");
             } else {
                 debug!("📸 No camera pipeline active");
             }

server/src/video.rs

@@ -282,13 +282,18 @@ impl CameraRelay {
     /// Push one VideoPacket coming from the client
     pub fn feed(&self, pkt: VideoPacket) {
         let n = self.frames.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
-        if n < 10 || n % 300 == 0 {
+        if n < 10 || n % 60 == 0 {
             tracing::debug!(target:"lesavka_server::video",
                             cam_id = self.id,
                             frame  = n,
                             bytes  = pkt.data.len(),
                             pts    = pkt.pts,
                             "📸 srv  webcam frame");
+        } else if n % 10 == 0 {
+            tracing::trace!(target:"lesavka_server::video",
+                            cam_id = self.id,
+                            bytes  = pkt.data.len(),
+                            "📥 srv  pkt");
         }
         self.sink.push(pkt);
     }