CgwMonitorManage.eLTE.eLTEVideoMonitor.StartControlPtz C# (CSharp) Method

        public SmcError.SmcErr StartControlPtz(string cameraNo, PtzCommandType ptzCommand, int param)
        {
            NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
            logEx.Trace("Enter: eLTEVideoMonitor.StartControlPtz.cameraNo:{0},ptzCommand:{1},param:{2}", cameraNo, Enum.GetName(typeof(PtzCommandType), ptzCommand), param);
            SmcErr err = new CgwError();

            //将ptz命令转换成elte的命令
            eLTEPTZControlCode ptzControl = eLTEPTZControlCode.STOP_SEQ;

            switch (ptzCommand)
            {
                case PtzCommandType.PTZ_CMD_DOWN:
                    ptzControl = eLTEPTZControlCode.TILT_DOWN;
                    break;
                case PtzCommandType.PTZ_CMD_FOCUS_IN:
                    ptzControl = eLTEPTZControlCode.FOCUS_NEAR;
                    break;
                case PtzCommandType.PTZ_CMD_FOCUS_OUT:
                    ptzControl = eLTEPTZControlCode.FOCUS_FAR;
                    break;
                case PtzCommandType.PTZ_CMD_IRIS_ENLARGE:
                    ptzControl = eLTEPTZControlCode.IRIS_OPEN;
                    break;
                case PtzCommandType.PTZ_CMD_IRIS_SHRINK:
                    ptzControl = eLTEPTZControlCode.IRIS_CLOSE;
                    break;
                case PtzCommandType.PTZ_CMD_LEFT:
                    ptzControl = eLTEPTZControlCode.PAN_LEFT;
                    break;
                case PtzCommandType.PTZ_CMD_RIGHT:
                    ptzControl = eLTEPTZControlCode.PAN_RIGHT;
                    break;
                case PtzCommandType.PTZ_CMD_UP:
                    ptzControl = eLTEPTZControlCode.TILT_UP;
                    break;
                case PtzCommandType.PTZ_CMD_ZOOM_IN:
                    ptzControl = eLTEPTZControlCode.ZOOM_IN;
                    break;
                case PtzCommandType.PTZ_CMD_ZOOM_OUT:
                    ptzControl = eLTEPTZControlCode.ZOOM_OUT;
                    break;

            }

            ELTE_RESULT result = (ELTE_RESULT)lteSdkClient.PTZControl(Convert.ToInt32(cameraNo), (uint)ptzControl, (uint)(param * iPTZScale));//eLTE云台速度慢，放大20倍

            if (result != ELTE_RESULT.RET_SUCCESS)
            {
                err.SetErrorNo(CgwError.START_CONTROL_PTZ_FAILED);
                logEx.Error("StartControlPtz failed.eLTE sdk error code:{0}", result);
                return err;
            }
            else
            {
                logEx.Debug("StartControlPtz Success");
            }

            return err;
        }