Fallback to MJPEG camera stream if streaming component is missing

lib/entities/camera/widgets/camera_stream_view.dart

@@ -50,23 +50,34 @@ class _CameraStreamViewState extends State<CameraStreamView> {
             });
         })
         .catchError((e) {
-          _loading.completeError(e);
+          if (e == 'start_stream_failed') {
-          Logger.e("[Camera Player] $e");
+            Logger.e("[Camera Player] Home Assistant failed starting stream. Forcing MJPEG: $e");
+            _loadMJPEG().then((_) {
+              _loading.complete();
             });
           } else {
+            _loading.completeError(e);
+            Logger.e("[Camera Player] Error loading stream: $e");
+          }
+        });
+    } else {
+      _loadMJPEG().then((_) {
+        _loading.complete();
+      });
+    }
+    return _loading.future;
+  }
+
+  Future _loadMJPEG() async {
     _streamUrl = '${ConnectionManager().httpWebHost}/api/camera_proxy_stream/${_entity
         .entityId}?token=${_entity.attributes['access_token']}';
     _jsMessageChannelName = 'HA_${_entity.entityId.replaceAll('.', '_')}';
-      rootBundle.loadString('assets/html/cameraView.html').then((file) {
+    var file = await rootBundle.loadString('assets/html/cameraView.html');
     _webViewHtml = Uri.dataFromString(
         file.replaceFirst('{{stream_url}}', _streamUrl).replaceFirst('{{message_channel}}', _jsMessageChannelName),
         mimeType: 'text/html',
         encoding: Encoding.getByName('utf-8')
     ).toString();
-        _loading.complete();
-      });
-    }
-    return _loading.future;
   }
 
   Widget _buildScreen() {