startEchoTest method
ZH
开始麦克风&扬声器检测 @param timeInterval 麦克风录制时间 @return 接口调用状态码 0: 成功, 非0: 失败
EN
Start mic & speaker test @param timeInterval Recording duration (ms) @return Status code: 0 means success, non-zero means failure
Implementation
Future<int> startEchoTest(int timeInterval) async {
int code = await _channel.invokeMethod('startEchoTest', timeInterval) ?? -1;
return code;
}