import 'dart:io'; import 'package:flutter/foundation.dart'; import 'package:flutter/services.dart'; class CameraInfoService { @visibleForTesting static const cameraInfoPlatformChannel = MethodChannel("com.vodemn.lightmeter.CameraInfoPlatformChannel"); const CameraInfoService(); Future mainCameraEfl() async { if (Platform.isIOS) { return null; } return (await cameraInfoPlatformChannel.invokeMethod('mainCameraEfl'))?.round(); } }