海康威视 NET_DVR_FindNextFile 的错误

来源：互联网发布：部落冲突天鹰火炮数据编辑：程序博客网时间：2024/04/27 13:16

        public struct NET_DVR_FIND_DATA
        {
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 100)]

            /// <summary>
            /// 文件名
            ///     char sFileName[100];
            /// </summary>
            public string sFileName;
            /// <summary>
            /// 文件的开始时间
            /// </summary>
            public NET_DVR_TIME struStartTime;
            /// <summary>
            /// 文件的结束时间
            /// </summary>
            public NET_DVR_TIME struStopTime;
            /// <summary>
            /// 文件的大小
            /// </summary>
            public uint dwFileSize;
        }

int FindFile = HCNetSDK.NET_DVR_FindNextFile(lRealHandle, ref Net_DVR_FindData);
            if (Findhandle != -1)
            {
                //当找到录像文件时接口将返回1000，当没有查找到文件或查找结束将返回1003或者1004，返回1002表示当前正在查找
                while (FindFile != 1003)
                {
                    switch (FindFile)
                    {
                        case 1000:
                            HCNetSDK.NET_DVR_FIND_DATA FindData = new HCNetSDK.NET_DVR_FIND_DATA();
                            FindData.sFileName = Net_DVR_FindData.sFileName;
                            FindData.dwFileSize = Net_DVR_FindData.dwFileSize;
                            FindData.struStartTime = Net_DVR_FindData.struStartTime;
                            FindData.struStopTime = Net_DVR_FindData.struStopTime;
                            dgvFile.Rows.Add(new object[] { FindData.sFileName, FindData.dwFileSize, string.Format("{0}.{1}.{2} {3}:{4}:{5}", FindData.struStartTime.dwYear, FindData.struStartTime.dwMonth, FindData.struStartTime.dwDay, FindData.struStartTime.dwHour, FindData.struStartTime.dwMinute, FindData.struStartTime.dwSecond) });
                            FindFile = HCNetSDK.NET_DVR_FindNextFile(Findhandle, ref Net_DVR_FindData);
                            break;
                        case 1001:
                            MessageBox.Show("没有找到文件！");
                            break;
                        case 1002:
                            FindFile = HCNetSDK.NET_DVR_FindNextFile(Findhandle, ref Net_DVR_FindData);
                            break;
                        case 1003:
                            MessageBox.Show("查找完毕！");
                            break;
                        default:
                            MessageBox.Show("查找文件时异常");
                            break;
                    }
                }