start method

Future start()

{zh} @brief 开始上传 @note SDK 内部在执行此函数的时候，会新建线程，不会阻塞。

Implementation

Future start() async {
  $a() => ($instance as $p_a.BDImageXUploader).start();
  $i() => ($instance as $p_i.BDImageXUploaderClient).start();

  if (Platform.isAndroid) {
    return $a();
  } else if (Platform.isIOS) {
    return $i();
  } else {
    throw UnsupportedError(
      'Not Support Platform ${Platform.operatingSystem}',
    );
  }
}