getAudioCfg method
Implementation
Future<CrAudioCfg> getAudioCfg() async {
String cfgJson = await CrImpl.instance.getAudioCfg();
Map<String, dynamic> data = json.decode(cfgJson);
CrAudioCfg cfg = CrAudioCfg(
micName: data["_micName"],
speakerName: data["_speakerName"],
agc: data["agc"],
ans: data["ans"],
aec: data["aec"]);
return cfg;
}