public void InfoIPChannel()
{
uint dwSize = (uint)Marshal.SizeOf(m_struIpParaCfgV40);
IntPtr ptrIpParaCfgV40 = Marshal.AllocHGlobal((Int32)dwSize);
Marshal.StructureToPtr(m_struIpParaCfgV40, ptrIpParaCfgV40, false);
uint dwReturn = 0;
int iGroupNo = 0;
if (!CHCNetSDK.NET_DVR_GetDVRConfig(m_lUserID, CHCNetSDK.NET_DVR_GET_IPPARACFG_V40, iGroupNo, ptrIpParaCfgV40, dwSize, ref dwReturn))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "NET_DVR_GET_IPPARACFG_V40 failed, error code= " + iLastErr;
//获取IP资源配置信息失败，输出错误号 Failed to get configuration of IP channels and output the error code
DebugInfo(str);
}
else
{
DebugInfo("NET_DVR_GET_IPPARACFG_V40 succ!");
m_struIpParaCfgV40 = (CHCNetSDK.NET_DVR_IPPARACFG_V40)Marshal.PtrToStructure(ptrIpParaCfgV40, typeof(CHCNetSDK.NET_DVR_IPPARACFG_V40));
for (i = 0; i < dwAChanTotalNum; i++)
{
ListAnalogChannel(i + 1, m_struIpParaCfgV40.byAnalogChanEnable[i]);
iChannelNum[i] = i + (int)DeviceInfo.byStartChan;
}
byte byStreamType;
for (i = 0; i < m_struIpParaCfgV40.dwDChanNum; i++)
{
iChannelNum[i + dwAChanTotalNum] = i + (int)m_struIpParaCfgV40.dwStartDChan;
byStreamType = m_struIpParaCfgV40.struStreamMode[i].byGetStreamType;
dwSize = (uint)Marshal.SizeOf(m_struIpParaCfgV40.struStreamMode[i].uGetStream);
switch (byStreamType)
{
//目前NVR仅支持直接从设备取流 NVR supports only the mode: get stream from device directly
case 0:
IntPtr ptrChanInfo = Marshal.AllocHGlobal((Int32)dwSize);
Marshal.StructureToPtr(m_struIpParaCfgV40.struStreamMode[i].uGetStream, ptrChanInfo, false);
m_struChanInfo = (CHCNetSDK.NET_DVR_IPCHANINFO)Marshal.PtrToStructure(ptrChanInfo, typeof(CHCNetSDK.NET_DVR_IPCHANINFO));
//列出IP通道 List the IP channel
ListIPChannel(i + 1, m_struChanInfo.byEnable, m_struChanInfo.byIPID);
iIPDevID[i] = m_struChanInfo.byIPID + m_struChanInfo.byIPIDHigh * 256 - iGroupNo * 64 - 1;
Marshal.FreeHGlobal(ptrChanInfo);
break;
case 6:
IntPtr ptrChanInfoV40 = Marshal.AllocHGlobal((Int32)dwSize);
Marshal.StructureToPtr(m_struIpParaCfgV40.struStreamMode[i].uGetStream, ptrChanInfoV40, false);
m_struChanInfoV40 = (CHCNetSDK.NET_DVR_IPCHANINFO_V40)Marshal.PtrToStructure(ptrChanInfoV40, typeof(CHCNetSDK.NET_DVR_IPCHANINFO_V40));
//列出IP通道 List the IP channel
ListIPChannel(i + 1, m_struChanInfoV40.byEnable, m_struChanInfoV40.wIPID);
iIPDevID[i] = m_struChanInfoV40.wIPID - iGroupNo * 64 - 1;
Marshal.FreeHGlobal(ptrChanInfoV40);
break;
default:
break;
}
}
}
Marshal.FreeHGlobal(ptrIpParaCfgV40);
}
private void IPChannelConfig_Load(object sender, EventArgs e)
{
int i = 0;
//获取设备支持IPC协议列表
if (CHCNetSDK.NET_DVR_GetIPCProtoList(m_lUserID, ref m_struProtoList))
{
for (i = 0; i < (int)m_struProtoList.dwProtoNum; i++)
{
comboBoxFactory.Items.Add(m_struProtoList.struProto[i].byDescribe);
}
}
comboBoxStreamType.SelectedIndex = 0;
comboBoxFactory.SelectedIndex = 0;
comboBoxStream.SelectedIndex = 0;
comboBoxProtocol.SelectedIndex = 0;
/***********************************************************
* 显示当前IP通道配置
* **********************************************************/
if (iIPDevIndex < 0)
{
//该通道未添加有设备，空闲状态
return;
}
comboBoxStreamType.SelectedIndex = m_struIPParaCfgV40.struStreamMode[iChanIndex].byGetStreamType;//取流方式
textBoxIPAddr.Text = m_struIPParaCfgV40.struIPDevInfo[iIPDevIndex].struIP.sIpV4;//前端设备IP地址
textBoxPort.Text = Convert.ToString(m_struIPParaCfgV40.struIPDevInfo[iIPDevIndex].wDVRPort);//前端设备端口
textBoxUserName.Text = m_struIPParaCfgV40.struIPDevInfo[iIPDevIndex].sUserName;//前端设备用户名
textBoxPsw.Text = m_struIPParaCfgV40.struIPDevInfo[iIPDevIndex].sPassword;//前端设备密码
for (i = 0; i < (int)m_struProtoList.dwProtoNum; i++)
{
//设备（厂家）协议类型,通过NET_DVR_GetIPCProtoList获取
if (m_struProtoList.struProto[i].dwType == m_struIPParaCfgV40.struIPDevInfo[iIPDevIndex].byProType)
{
comboBoxFactory.SelectedIndex = i;
}
}
switch (m_struIPParaCfgV40.struStreamMode[iChanIndex].byGetStreamType)
{
case 0: //直接从设备取流，对应联合体中结构NET_DVR_IPCHANINFO
IntPtr ptrChanInfo = Marshal.AllocHGlobal((Int32)dwUnionSize);
Marshal.StructureToPtr(m_struIPParaCfgV40.struStreamMode[iChanIndex].uGetStream, ptrChanInfo, false);
m_struChanInfo = (CHCNetSDK.NET_DVR_IPCHANINFO)Marshal.PtrToStructure(ptrChanInfo, typeof(CHCNetSDK.NET_DVR_IPCHANINFO));
textBoxChannel.Text = Convert.ToString(m_struChanInfo.byChannel);
Marshal.FreeHGlobal(ptrChanInfo);
break;
case 6://直接从设备取流(扩展)，对应联合体中结构NET_DVR_IPCHANINFO_V40
IntPtr ptrChanInfoV40 = Marshal.AllocHGlobal((Int32)dwUnionSize);
Marshal.StructureToPtr(m_struIPParaCfgV40.struStreamMode[iChanIndex].uGetStream, ptrChanInfoV40, false);
m_struChanInfoV40 = (CHCNetSDK.NET_DVR_IPCHANINFO_V40)Marshal.PtrToStructure(ptrChanInfoV40, typeof(CHCNetSDK.NET_DVR_IPCHANINFO_V40));
textBoxChannel.Text = Convert.ToString(m_struChanInfoV40.dwChannel);
comboBoxStream.SelectedIndex = m_struChanInfoV40.byTransMode;
comboBoxProtocol.SelectedIndex = m_struChanInfoV40.byTransProtocol;
Marshal.FreeHGlobal(ptrChanInfoV40);
break;
default:
break;
}
}