实例介绍
【实例简介】乔安网络摄像机的开发试验程序，CPU要使用x86，否则会出错。在64位系统调试通过。
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Threading;
namespace ClientDemo
{
public partial class ClientDemo : Form
{
public int m_nCurIndex = -1;
public int m_nTotalWnd = 4;
public DEV_INFO m_devInfo = new DEV_INFO();
public VideoForm[] m_videoform = new VideoForm[32];
public bool m_bArray;
public static Dictionary<int , DEV_INFO> dictDevInfo = new Dictionary<int , DEV_INFO>();
public static Dictionary<int, DEV_INFO> dictDiscontDev = new Dictionary<int, DEV_INFO>();
private System.Timers.Timer timerDisconnect = new System.Timers.Timer(30000);
private XMSDK.fDisConnect disCallback;
private XMSDK.fMessCallBack msgcallback;
private System.Timers.ElapsedEventHandler reconnect;
bool MessCallBack(int lLoginID, string pBuf,uint dwBufLen, IntPtr dwUser)
{
ClientDemo form = new ClientDemo();
Marshal.PtrToStructure(dwUser, form);
return form.DealwithAlarm(lLoginID,pBuf,dwBufLen);
}
void DisConnectBackCallFunc(int lLoginID, string pchDVRIP, int nDVRPort, IntPtr dwUser)
{
for (int i = 0; i < 16; i )
{
if (lLoginID == m_videoform[i].GetLoginHandle())
{
m_videoform[i].OnDisconnct();
}
}
foreach (DEV_INFO devinfo in dictDevInfo.Values)
{
if (devinfo.lLoginID == lLoginID)
{
XMSDK.H264_DVR_Logout(lLoginID);
dictDevInfo.Remove(devinfo.lLoginID);
dictDiscontDev.Add(devinfo.lLoginID,devinfo);
break;
}
}
if ( dictDiscontDev.Count > 0 )
{
timerDisconnect.Enabled = true;
timerDisconnect.Start();
}
}
public ClientDemo()
{
for (int i = 0; i < 32; i )
{
m_videoform[i] = new VideoForm();
this.Controls.Add(this.m_videoform[i]);
m_videoform[i].SetWndIndex(i);
}
InitializeComponent();
devForm = new DevForm();
this.Controls.Add(devForm);
devForm.Location = new System.Drawing.Point(880, 10);
devForm.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
this.comboBox1.SelectedIndex = 1;
InitSDK();
reconnect = new System.Timers.ElapsedEventHandler(ReConnect);
GC.KeepAlive(reconnect);
timerDisconnect.Elapsed = new System.Timers.ElapsedEventHandler(reconnect);
//ArrayWindow(4);//4个窗口
ArrayWindow(1);//1个窗口
SetActiveWnd(0);
}
private void btnTransparent_Click(object sender, EventArgs e)
{
Form_Transpanrent formTransparent = new Form_Transpanrent();
formTransparent.Show();
}
public int InitSDK()
{
//initialize
disCallback = new XMSDK.fDisConnect(DisConnectBackCallFunc);
GC.KeepAlive(disCallback);
int bResult = XMSDK.H264_DVR_Init(disCallback, this.Handle);
//he messages received in SDK from DVR which need to upload， such as alarm information，diary information，may do through callback function
msgcallback = new XMSDK.fMessCallBack(MessCallBack);
XMSDK.H264_DVR_SetDVRMessCallBack(msgcallback, this.Handle);
XMSDK.H264_DVR_SetConnectTime(5000, 3);
return bResult;
}
public bool ExitSDk()
{
return XMSDK.H264_DVR_Cleanup();
}
public void ArrayWindow(int iNumber)
{
m_nTotalWnd = iNumber;
Rectangle rect = this.ClientRectangle;
int iWidth, iHeight;
int nFullWidth = rect.Width;
int nFullHeight = rect.Height;
iWidth = (int)(nFullWidth * 0.75515625);
iHeight = (int)(nFullHeight * 0.91);
int i = 0;
for (i = 0; i < 32; i ) //MAXWNDNUM ==32
{
m_videoform[i].Hide();
}
int nNull = 3;
switch (iNumber)
{
case 1:
m_videoform[0].SetBounds(3 0,0,iWidth,iHeight);
m_videoform[0].Show();
break;
case 4:
for (i = 0; i < 2; i )
{
m_videoform[i].SetBounds(3 i * (iWidth / 2) i * nNull, 0, (iWidth / 2), iHeight / 2);
m_videoform[i].Show();
}
for (i = 2; i < 4; i )
{
m_videoform[i].SetBounds(3 (i - 2) * (iWidth / 2) (i - 2) * nNull, iHeight / 2 nNull, (iWidth / 2), iHeight / 2);
m_videoform[i].Show();
}
break;
case 9:
for (i = 0; i < 3; i )
{
m_videoform[i].SetBounds(3 i * (iWidth / 3) i * nNull, 0, (iWidth / 3), iHeight / 3);
m_videoform[i].Show();
}
for (i = 3; i < 6; i )
{
m_videoform[i].SetBounds(3 (i - 3) * (iWidth / 3) (i - 3) * nNull, iHeight / 3 nNull, (iWidth / 3), iHeight / 3);
m_videoform[i].Show();
}
for (i = 6; i < 9; i )
{
m_videoform[i].SetBounds(3 (i - 6) * (iWidth / 3) (i - 6) * nNull, 2 * iHeight / 3 2 * nNull, (iWidth / 3), iHeight / 3);
m_videoform[i].Show();
}
break;
case 16:
for (i = 0; i < 4; i )
{
m_videoform[i].SetBounds(3 i * (iWidth / 4) (i) * nNull, 0, (iWidth / 4), iHeight / 4);
m_videoform[i].Show();
}
for (i = 4; i < 8; i )
{
m_videoform[i].SetBounds(3 (i - 4) * (iWidth / 4) (i - 4) * nNull, iHeight / 4 nNull, (iWidth / 4), iHeight / 4);
m_videoform[i].Show();
}
for (i = 8; i < 12; i )
{
m_videoform[i].SetBounds(3 (i - 8) * (iWidth / 4) (i - 8) * nNull, iHeight / 2 2 * nNull, (iWidth / 4), iHeight / 4);
m_videoform[i].Show();
}
for (i = 12; i < 16; i )
{
m_videoform[i].SetBounds(3 (i - 12) * (iWidth / 4) (i - 12) * nNull, 3 * iHeight / 4 3 * nNull, (iWidth / 4), iHeight / 4);
m_videoform[i].Show();
}
break;
default:
break;
}
}
public void DrawActivePage(bool bActive)
{
Rectangle rt = new Rectangle(m_videoform[m_nCurIndex].Left,m_videoform[m_nCurIndex].Top, m_videoform[m_nCurIndex].Width, m_videoform[m_nCurIndex].Height);
if (!bActive)
{
Rectangle rtInvalidate = new Rectangle(rt.X - 1, rt.Y - 1, rt.Width 2, rt.Height 2);
Invalidate(rtInvalidate, true);
}
else
{
Graphics graphic = Graphics.FromHwnd(this.Handle);
Pen pen = new Pen(Color.Red, 2);
graphic.DrawRectangle(pen, rt);
}
}
private void SetColor(int nIndex)
{
int nBright = 0;
int nHue = 0;
int nSaturation = 0;
int nContrast = 0;
IntPtr lPlayHandle = m_videoform[m_nCurIndex].Handle;
if (lPlayHandle.ToInt32() <=0 )
{
return;
}
m_videoform[nIndex].GetColor(out nBright, out nContrast, out nSaturation, out nHue);
//m_colorDLg.SetColor(nBright, nContrast, nSaturation, nHue);
}
public bool DealwithAlarm(int lDevcID, string pBuf, uint dwLen)
{
return true;
}
public bool SetDevChnColor(uint nBright, uint nContrast, uint nSaturation, uint nHue)
{
SDK_CONFIG_VIDEOCOLOR videocolor = new SDK_CONFIG_VIDEOCOLOR();
for (int i = 0; i < 2; i )
{
videocolor.dstVideoColor[i].tsTimeSection.enable = 1;
videocolor.dstVideoColor[i].tsTimeSection.startHour = 0;
videocolor.dstVideoColor[i].tsTimeSection.startMinute = 0;
videocolor.dstVideoColor[i].tsTimeSection.startSecond = 0;
videocolor.dstVideoColor[i].tsTimeSection.endHour = 24;
videocolor.dstVideoColor[i].tsTimeSection.endMinute = 0;
videocolor.dstVideoColor[i].tsTimeSection.endSecond = 0;
videocolor.dstVideoColor[i].iEnable = 1;
videocolor.dstVideoColor[i].dstColor.nBrightness = (int)nBright * 100 / 128;
videocolor.dstVideoColor[i].dstColor.nHue = (int)nHue * 100 / 128;
videocolor.dstVideoColor[i].dstColor.nSaturation = (int)nSaturation * 100 / 128;
videocolor.dstVideoColor[i].dstColor.nContrast = (int)nContrast * 100 / 128;
videocolor.dstVideoColor[i].dstColor.mGain = 0;
videocolor.dstVideoColor[i].dstColor.mWhitebalance = 0;
}
m_videoform[m_nCurIndex].SetDevChnColor(ref videocolor);
return true;
}
public void SetActiveWnd(int nIndex)
{
if (-1 != m_nCurIndex && m_nCurIndex != nIndex)
{
DrawActivePage(false);
}
if (m_nCurIndex!=nIndex)
{
m_nCurIndex = nIndex;
}
DrawActivePage(true);
SetColor(m_nCurIndex);
}
public int Connect(ref DEV_INFO pDev, int nChannel, int nWndIndex)
{
int nRet = 0;
//if device did not login,login first
if (pDev.lLoginID <= 0)
{
H264_DVR_DEVICEINFO OutDev;
int nError = 0;
//设置尝试连接设备次数和等待时间
int lLogin = XMSDK.H264_DVR_Login(pDev.szIpaddress, (ushort)pDev.nPort, pDev.szUserName, pDev.szPsw, out OutDev, out nError, SocketStyle.TCPSOCKET);
if (lLogin <= 0)
{
int nErr = XMSDK.H264_DVR_GetLastError();
if (nErr == (int)SDK_RET_CODE.H264_DVR_PASSWORD_NOT_VALID)
{
MessageBox.Show(("Error.PwdErr"));
}
else
{
MessageBox.Show(("Error.NotFound"));
}
return nRet;
}
pDev.lLoginID = lLogin;
XMSDK.H264_DVR_SetupAlarmChan(lLogin);
}
int nWnd = m_nCurIndex;
if (nWndIndex >= 0)
{
nWnd = nWndIndex;
}
if (nWnd >= m_nTotalWnd)
{
return nRet;
}
return m_videoform[nWnd].ConnectRealPlay(ref pDev, nChannel);
}
public void SetColor(uint nBright, uint nContrast, uint nSaturation, uint nHue)
{
IntPtr lPlayHandle = m_videoform[m_nCurIndex].Handle;
unsafe
{
if (lPlayHandle.ToPointer() == null)
{
return;
}
}
m_videoform[m_nCurIndex].SetColor((int)nBright, (int)nContrast, (int)nSaturation, (int)nHue);
SetDevChnColor(nBright, nContrast, nSaturation, nHue);
}
public void PtzControl(uint dwBtn, bool dwStop)
{
long lPlayHandle = m_videoform[m_nCurIndex].GetHandle();
if (lPlayHandle <= 0)
{
return;
}
}
public void KeyBoardMsg(uint dwValue, uint dwState)
{
IntPtr lPlayHandle = m_videoform[m_nCurIndex].Handle;
unsafe
{
if (lPlayHandle.ToPointer() == null)
{
return;
}
}
SDK_NetKeyBoardData vKeyBoardData;
vKeyBoardData.iValue = (int)dwValue;
vKeyBoardData.iState = (int)dwState;
m_nCurIndex = m_nCurIndex < 0 ? 0 : m_nCurIndex;
if (!XMSDK.H264_DVR_ClickKey(m_videoform[m_nCurIndex].m_lLogin, ref vKeyBoardData))
MessageBox.Show("AccountMSG.Failed");
}
public void NetAlarmMsg(uint dwValue, uint dwState)
{
if (m_devInfo.lLoginID > 0)
{
SDK_NetAlarmInfo vAlarmInfo;
vAlarmInfo.iEvent = 0;
vAlarmInfo.iState = (int)(dwState << (int)dwValue);
m_nCurIndex = m_nCurIndex < 0 ? 0 : m_nCurIndex;
if (!XMSDK.H264_DVR_SendNetAlarmMsg(m_devInfo.lLoginID, ref vAlarmInfo))
MessageBox.Show("AccountMSG.Failed");
}
}
//public Dictionary<int,DEV_INFO> GetDeviceMap()
//{
// return m_devDLg.GetDeviceMap();
//}
public void SetDevInfo(ref DEV_INFO pDev)
{
m_devInfo = pDev;
}
public void ReConnect(object source, System.Timers.ElapsedEventArgs e)
{
foreach( DEV_INFO devinfo in dictDiscontDev.Values )
{
H264_DVR_DEVICEINFO OutDev = new H264_DVR_DEVICEINFO();
int nError = 0;
int lLogin = XMSDK.H264_DVR_Login(devinfo.szIpaddress, (ushort)devinfo.nPort, devinfo.szUserName, devinfo.szPsw, out OutDev, out nError, SocketStyle.TCPSOCKET);
if (lLogin <= 0)
{
int nErr = XMSDK.H264_DVR_GetLastError();
if (nErr == (int)SDK_RET_CODE.H264_DVR_PASSWORD_NOT_VALID)
{
MessageBox.Show(("Password Error"));
}
else if (nErr == (int)SDK_RET_CODE.H264_DVR_LOGIN_USER_NOEXIST)
{
MessageBox.Show(("User Not Exist"));
}
return;
}
dictDiscontDev.Remove(devinfo.lLoginID);
ClientDemo clientForm = new ClientDemo();
foreach (Form form in Application.OpenForms)
{
if (form.Name == "ClientDemo")
{
clientForm = (ClientDemo)form;
break;
}
}
DEV_INFO devAdd = new DEV_INFO();
devAdd = devinfo;
devAdd.lLoginID = lLogin;
foreach (TreeNode node in clientForm.devForm.DevTree.Nodes)
{
if (node.Name == "Device")
{
DEV_INFO dev = (DEV_INFO)node.Tag;
if (dev.lLoginID == devinfo.lLoginID)
{
node.Text = devAdd.szDevName;
node.Tag = devAdd;
node.Name = "Device";
foreach (TreeNode channelnode in node.Nodes)
{
CHANNEL_INFO chInfo = (CHANNEL_INFO)channelnode.Tag;
if ( chInfo.nWndIndex > -1 )
{
clientForm.m_videoform[chInfo.nWndIndex].ConnectRealPlay(ref devAdd, chInfo.nChannelNo);
Thread.Sleep(10);
}
}
break;
}
}
}
dictDevInfo.Add(lLogin, devAdd);
XMSDK.H264_DVR_SetupAlarmChan(lLogin);
}
if (0 == dictDiscontDev.Count)
{
timerDisconnect.Enabled = false;
timerDisconnect.Stop();
}
}
private void ClientDemo_Paint(object sender, PaintEventArgs e)
{
SetActiveWnd(m_nCurIndex);
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
int nWndNum = 4;
if (comboBox1.SelectedIndex == 0)
{
nWndNum = 1;
}
else if (comboBox1.SelectedIndex == 1)
{
nWndNum = 4;
}
else if (comboBox1.SelectedIndex == 2)
{
nWndNum = 9;
}
else if (comboBox1.SelectedIndex == 3)
{
nWndNum = 16;
}
ArrayWindow(nWndNum);
}
private void ClientDemo_KeyUp(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
}
}
private void ClientDemo_FormClosing(object sender, FormClosingEventArgs e)
{
ExitSDk();
}
private void btnplayback_Click(object sender, EventArgs e)
{
PlayBackForm formPlayBack = new PlayBackForm();
formPlayBack.Show();
}
private void ClientDemo_FormClosed(object sender, FormClosedEventArgs e)
{
foreach (DEV_INFO devinfo in dictDevInfo.Values)
{
XMSDK.H264_DVR_Logout(devinfo.lLoginID);
}
timerDisconnect.Stop();
}
}
}
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