/// <summary>
 /// 结束对讲
 /// </summary>
 /// <returns></returns>
 public override bool StopTalk()
 {
     SDK_EzvizSDK.OpenSDK_StopVoiceTalk(intptrSessionID);
     StopTalked(null);
     CurrentTalkStatus = Enum_TalkStatus.Null;
     return(false);
 }