preloadEffect method
Implementation
Future<int> preloadEffect(String path, int effectId) async {
Map<String, dynamic> arguments = {'path': path, 'effectId': effectId};
String? result = await _channel.invokeMethod("preloadEffect", arguments);
Map<String, dynamic> json = jsonDecode(result!);
int? code = json['code'];
return code ?? -1;
}