public List <Video> GetVideoList()
{
StructDataDef.stPageReq stReq = new StructDataDef.stPageReq();
StructDataDef.stPageRsp stRsp = new StructDataDef.stPageRsp();
int iPageNo = 1;
Int64 i64TmpUpdateTime = 0;
int iSize = Marshal.SizeOf(typeof(StructDataDef.stDevice));
int iNeedMem = 800 * iSize;
stReq.iPageRows = 800;
#region getvideoinfo
iPageNo = 1;
iSize = Marshal.SizeOf(typeof(StructDataDef.stCamera));
iNeedMem = 800 * iSize;
stReq.iPageRows = 800;
List <Video> resutl = new List <Video>();
while (true)
{
IntPtr pCamera = Marshal.AllocHGlobal(iNeedMem);
for (int i = 0; i < iNeedMem; ++i)
{
Marshal.WriteByte(pCamera, 0);
}
stReq.iPageNo = iPageNo;
int iStartTime = Environment.TickCount;
int iRet = HIKPlatformSDK.ISMS_GetCameraInfo(ref stReq, ref stRsp, pCamera);
int iTimeElapse = Environment.TickCount - iStartTime;
bool bSuccess = iRet == 0;
//string szDesc = true != bSuccess ? string.Format("全量获取第{0}页设备失败，耗时{1}毫秒", iPageNo, iTimeElapse) : string.Format("共有{0}页记录，获取第{1}页成功，该页有{2}条记录，耗时{3}毫秒", stRsp.iTotalPage, iPageNo, stRsp.iRealRows, iTimeElapse);
if (true != bSuccess)
{
Marshal.FreeHGlobal(pCamera);
return(null);
}
if (0 == stRsp.iRealRows || stRsp.iPageNo != stReq.iPageNo)
{
Marshal.FreeHGlobal(pCamera);
break;
}
if (1 == iPageNo)
{
i64TmpUpdateTime = stRsp.iUpdateTime;
}
else
{
if (i64TmpUpdateTime > stRsp.iUpdateTime)
{
i64TmpUpdateTime = stRsp.iUpdateTime;
}
}
//InsertOperLogInfo("ISMS_GetCameraInfo", szDesc, bSuccess ? 0 : InterfaceDef.ISMS_GetLastError());
IntPtr pTmp = pCamera;
for (int j = 0; j < stRsp.iRealRows; ++j)
{
StructDataDef.stCamera pSingle = (StructDataDef.stCamera)Marshal.PtrToStructure(pTmp, typeof(StructDataDef.stCamera));
Video vii = new Video()
{
UUID = pSingle.szCameraUuid,
DeviceID = pSingle.szDeviceUuid,
VideoName = pSingle.szCameraName
};
resutl.Add(vii);
pTmp = new IntPtr(pTmp.ToInt32() + iSize);
}
++iPageNo;
Marshal.FreeHGlobal(pCamera);
}
return(resutl);
#endregion
}
void GetCammerInfoByUUID(string camuuid)
{
StructDataDef.stCamera camera = new StructDataDef.stCamera();
HIKPlatformSDK.ISMS_GetCameraInfoByUuid(camuuid, ref camera);
}