Multicam (b) yaml

server.js

@@ -34,11 +34,15 @@ for (const cam of camsConfig) {
   if (!cam.id || !cam.device) {
     console.error(`cameras.json: Eintrag ohne id/device: ${JSON.stringify(cam)}`); process.exit(1);
   }
+  // Per-Kamera-Felder in cameras.json überschreiben die globalen Env-Werte
   switches[cam.id] = new CameraSwitch({
     id: cam.id, device: cam.device,
-    liveSize: LIVE_SIZE, liveFps: LIVE_FPS,
-    hiresSize: HIRES_SIZE, hiresFps: HIRES_FPS,
-    encode: ENCODE_MODE, onDemand: ON_DEMAND, idleGraceMs: IDLE_GRACE_MS,
+    liveSize:    cam.liveSize   ?? LIVE_SIZE,
+    liveFps:     cam.liveFps    ?? LIVE_FPS,
+    hiresSize:   cam.hiresSize  ?? HIRES_SIZE,
+    hiresFps:    cam.hiresFps   ?? HIRES_FPS,
+    encode:      cam.encode     ?? ENCODE_MODE,
+    onDemand: ON_DEMAND, idleGraceMs: IDLE_GRACE_MS,
   });
   camsMeta.push({
     id: cam.id,