public void Init()
{
if (_Inited)
{
return; //已经初始化的，返回
}
_Inited = true;
_Devices.Clear();
foreach (ParkInfo park in ParkBuffer.Current.Parks)
{
if (park.IsRootPark && park.HostWorkstation == WorkStationInfo.CurrentStation.StationID)
{
List <EntranceInfo> entrances = park.GetEntrances(true);
foreach (EntranceInfo entrance in entrances)
{
foreach (VideoSourceInfo video in entrance.VideoSources)
{
if (video.VideoSourceType == (int)VideoServerType.DaHua)
{
CarPlateDevice device = new CarPlateDevice()
{
IP = video.MediaSource,
VideoID = video.Channel,
EntranceID = video.EntranceID,
EntranceName = entrance.EntranceName,
VideoSource = video
};
_Devices.Add(device);
}
}
}
ShowItemsOnGrid(_Devices);
}
}
//初始化SDK
if (initialized == false)
{
//这里不直接使用DHClient初始化，是因为DHClient的disConnect和onlineMsg只支持一个事件回调，
//所以这里使用管理器的事件处理，在管理器中使用DHClient初始化
DaHuaSDKManager.GetInstance().DisConnectEventHandle -= disConnect;
DaHuaSDKManager.GetInstance().DisConnectEventHandle += disConnect;
DaHuaSDKManager.GetInstance().OnlineMsgEventHandle -= onlineMsg;
DaHuaSDKManager.GetInstance().OnlineMsgEventHandle += onlineMsg;
DaHuaSDKManager.GetInstance().InitSDK();
initialized = true;
}
if (_ConnectThread == null)
{
_ConnectThread = new Thread(ConnectAllDevices);
_ConnectThread.IsBackground = true;
_ConnectThread.Start();
}
}
/// <summary>
/// 开始智能交通设备实时上传--回调
/// </summary>
/// <param name="lAnalyzerHandle"></param>
/// <param name="dwAlarmType"></param>
/// <param name="pAlarmInfo"></param>
/// <param name="pBuffer"></param>
/// <param name="dwBufSize"></param>
/// <param name="dwUser"></param>
/// <param name="nSequence"></param>
/// <param name="reserved"></param>
/// <returns></returns>
private int AnalyzerDataCallBackEvent(Int32 lAnalyzerHandle, UInt32 dwAlarmType, IntPtr pAlarmInfo, IntPtr pBuffer, UInt32 dwBufSize, UInt32 dwUser, Int32 nSequence, IntPtr reserved)
{
if (dwBufSize == 0)
{
return(1);
}
try
{
CarPlateDevice device = _Devices.SingleOrDefault(d => d.m_nRealLoadPic == lAnalyzerHandle);
if (device != null)
{
// 记录文件
byte[] buf = new byte[dwBufSize];
Marshal.Copy(pBuffer, buf, 0, (int)dwBufSize);
DH_MSG_OBJECT plateObj = new DH_MSG_OBJECT();
DH_MSG_OBJECT VehicleObj = new DH_MSG_OBJECT();
NET_TIME_EX utc = new NET_TIME_EX();
int lane = 0;
string strMsg;
bool bret = DaHuaSDKManager.GetInstance().GetStuObject(dwAlarmType, pAlarmInfo, out plateObj, out VehicleObj, out utc, out lane, out strMsg);
device.ResetResult();
if (plateObj.szText != null)
{
device.CarPlate = Encoding.GetEncoding("gb2312").GetString(plateObj.szText);
}
if (!string.IsNullOrEmpty(device.CarPlate))
{
device.CarPlate = device.CarPlate.TrimEnd('\0'); //去除结束符\0
}
device.EventDateTime = DateTime.Now;
if (plateObj.bColor == 1)
{
device.PlateColor = DaHuaSDKManager.GetInstance().GetColorString(plateObj.rgbaMainColor);
}
if (VehicleObj.bColor == 1)
{
device.CarColor = DaHuaSDKManager.GetInstance().GetColorString(VehicleObj.rgbaMainColor);
}
device.Lane = lane;
try
{
device.DeviceSnapTime = new DateTime((int)utc.dwYear, (int)utc.dwMonth, (int)utc.dwDay, (int)utc.dwHour, (int)utc.dwMinute, (int)utc.dwSecond, (int)utc.dwMillisecond);
}
catch { }
device.SnapPath = DaHuaSDKManager.GetInstance().SaveSnapImage(buf);
device.PlatePath = DaHuaSDKManager.GetInstance().SavePlateJpg(plateObj, pBuffer, buf);
foreach (DataGridViewRow row in dataGridView1.Rows)
{
CarPlateDevice d = row.Tag as CarPlateDevice;
if (d != null)
{
if (d.m_nRealLoadPic == device.m_nRealLoadPic)
{
ShowItemOnRow(device, row);
}
}
}
if (_ActiveDevice != null && _ActiveDevice.m_nRealLoadPic == device.m_nRealLoadPic)
{
ShowCarPlateInfo(device);
}
}
}
catch (Exception ex)
{
Ralid.GeneralLibrary.ExceptionHandling.ExceptionPolicy.HandleException(ex);
}
return(1);
}
