Changes

Co-authored-by: Reifonas <211114984+Reifonas@users.noreply.github.com>

src/components/ShareButton.tsx

@@ -27,15 +27,22 @@ export function ShareButton({ variant = 'default', autoOpen, onHandleChange, onV
   const start = async () => {
     setStarting(true);
     try {
-      // Try canvas.captureStream first (works inside the page, no permission prompt)
+      // Prefer the XR broadcast mirror (opaque) if active — required during AR passthrough.
-      const canvas = document.querySelector('canvas') as HTMLCanvasElement | null;
       let stream: MediaStream | null = null;
+      const mirror = getBroadcastSource();
+      if (mirror && typeof mirror.captureStream === 'function') {
+        stream = mirror.captureStream(24);
+      }
 
+      // Fallback: main page canvas
+      if (!stream || stream.getVideoTracks().length === 0) {
+        const canvas = document.querySelector('canvas') as HTMLCanvasElement | null;
         if (canvas && typeof canvas.captureStream === 'function') {
           stream = canvas.captureStream(30);
         }
+      }
 
-      // Fallback: getDisplayMedia (asks user permission, captures the browser tab)
+      // Last resort: getDisplayMedia (asks user permission)
       if (!stream || stream.getVideoTracks().length === 0) {
         stream = await navigator.mediaDevices.getDisplayMedia({
           video: { frameRate: 30 },
@@ -46,7 +53,8 @@ export function ShareButton({ variant = 'default', autoOpen, onHandleChange, onV
       streamRef.current = stream;
       const h = await startBroadcast(stream);
       setHandle(h);
-      h.onViewerCountChange(setViewerCount);
+      onHandleChange?.(h);
+      h.onViewerCountChange((n) => { setViewerCount(n); onViewerCountChange?.(n); });
       toast.success(`Sala criada: ${h.code}`);
     } catch (e) {
       const msg = e instanceof Error ? e.message : String(e);