API mit .npz

server.js

@@ -36,6 +36,20 @@ const H264 = {
 };
 const MSE_CODEC = process.env.H264_MSE_CODEC ?? mseCodecString(H264.profile, process.env.H264_LEVEL ?? '1F');
 
+// ── Kalibrierungsdaten laden (data/calibration/{id}/calibration.npz) ──────────
+// Einmalig beim Start in den RAM; kein fs-Zugriff pro Request.
+function loadCalibrations(camsConfig) {
+  const calib = {};
+  for (const cam of camsConfig) {
+    const p = path.join(__dirname, 'data', 'calibration', cam.id, 'calibration.npz');
+    if (fs.existsSync(p)) {
+      calib[cam.id] = fs.readFileSync(p);
+      console.log(`  Kalibrierung:   ${cam.id} (${calib[cam.id].length} Bytes)`);
+    }
+  }
+  return calib;
+}
+
 // ── cameras.json → CameraSwitch-Instanzen ─────────────────────────────────────
 const CAMERAS_PATH = path.join(__dirname, 'cameras.json');
 let camerasJson;
@@ -56,6 +70,8 @@ if (!Array.isArray(camsConfig) || camsConfig.length === 0) {
   console.error('cameras.json: "cameras" muss ein nicht-leeres Array sein'); process.exit(1);
 }
 
+const calibrations = loadCalibrations(camsConfig);
+
 const switches = {};
 const camsMeta = []; // { id, device, name, position, stream, hires, note }
 for (const cam of camsConfig) {
@@ -95,7 +111,7 @@ app.use(express.json()); // POST /api/config liest JSON-Body
 // ── 1. Eigene Endpunkte ───────────────────────────────────────────────────────
 app.use('/api/snapshot', createSnapshotRouter(switches, camsMeta));
 app.use('/api/stream', createStreamRouter(switches));
-app.use('/api/cameras', createCamerasRouter(camsMeta));
+app.use('/api/cameras', createCamerasRouter(camsMeta, calibrations));
 app.use('/api/config', createConfigRouter({
   switches, camsMeta,
   getCamerasJson: () => camerasJson,