//本文描述2通道海康通道红外热像仪预览和抓图
#include “mainwindow.h”
#include “ui_mainwindow.h”
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
, ui(new Ui::MainWindow)
服务器托管网{
ui->setupUi(this);
userID=-1;
previewID=-1;
if(initSDK())
qDebug()
}
long MainWindow::play(HWND hWnd, NET_DVR_PREVIEWINFO &struPlayInfo)
{
struPlayInfo={0};
struPlayInfo.hPlayWnd = hWnd;//需要 SDK 解码时句柄设为有效值,仅取流不解码时可设为空
struPlayInfo.lChannel = 1;//预览通道号
struPlayInfo.dwStreamType = 0;//码流类型:0-主码流,1-子码流,2-三码流,3-虚拟码流,以此类推
struPlayInfo.dwLinkMode = 0;//0- TCP 方式,1- UDP 方式,2- 多播方式,3- RTP 方式,4-RTP/RTSP,5-RSTP/HTTP
struPlayInfo.bBlocked = 1;//0- 非阻塞取流,1- 阻塞取流
long IRealPlayHandle = NET_DVR_RealPlay_V40(userID, &struPlayInfo, NULL, NULL);
if(IRealPlayHandle {
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_RealPlay_V40 error;error number “+QString::number(NET_DVR_GetLastError()));
NET_DVR_Logout(userID);
userID=-1;
return -1;
}
return IRealPlayHandle;
}
long MainWindow::play2(HWND hWnd, NET_DVR_PREVIEWINFO &struPlayInfo)
{
struPlayInfo={0};
struPlayInfo.hPlayWnd = hWnd;//需要 SDK 解码时句柄设为有效值,仅取流不解码时可设为空
struPlayInfo.lChannel = 2;//预览通道号
struPlayInfo.dwStreamType = 0;//码流类型:0-主码流,1-子码流,2-三码流,3-虚拟码流
struPlayInfo.dwLinkMode = 0;//0- TCP 方式,1- UDP 方式,2- 多播方式,3- RTP 方式
//4-RTP/RTSP,5-RSTP/HTTP
struPlayInfo.bBlocked = 1;//0- 非阻塞取流,1- 阻塞取流
long IRealPlayHandle = NET_DVR_RealPlay_V40(userID, &struPlayInfo, NULL, NULL);
if(IRealPlayHandle {
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_RealPlay_V40 error;error number “+QString::number(NET_DVR_GetLastError()));
NET_DVR_Logout(userID);
userID=-1;
return -1;
}
return IRealPlayHandle;
}
bool MainWindow::initSDK()
{
bool isok = NET_DVR_Init();
if(isok == false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_Init error;error number is “+QString::number(NET_DVR_GetLastError()));
return isok;
}
//设置连接时间与重连时间
NET_DVR_SetConnec服务器托管网tTime(2000, 1);
NET_DVR_SetReconnect(10000, true);
return isok;
}
bool MainWindow::uninitSDK()//好像没啥效果
{
bool isok = NET_DVR_Cleanup();
if(isok == false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_Cleanup error;error number “+QString::number(NET_DVR_GetLastError()));
return isok;
}
return isok;
}
MainWindow::~MainWindow()
{ uninitSDK();
delete ui;
}
void MainWindow::on_PreviewButton_clicked()
{
Preview_Channel1();
Preview_Channel2();
}
void MainWindow::Preview_Channel1()//通道1
{
if(userID==-1)
{
qDebug() QMessageBox::warning(this,”error”,”Need Login!”);
return;
}
HWND hWnd = (HWND)ui->label->winId();//显示到label
NET_DVR_PREVIEWINFO struPlayInfo;
previewID = play(hWnd, struPlayInfo);
if(previewID==-1)
{
return;
}
qDebug() }
void MainWindow::Preview_Channel2()//通道2
{
if(userID==-1)
{
qDebug() QMessageBox::warning(this,”error”,”Need Login!”);
return;
}
HWND hWnd = (HWND)ui->label2->winId();//显示到label2
NET_DVR_PREVIEWINFO struPlayInfo;
previewID2 = play2(hWnd, struPlayInfo);
if(previewID==-1)
{
return;
}
qDebug() }
void MainWindow::on_LoginButton_clicked()
{
NET_DVR_DEVICEINFO_V30 DeviceInfoTmp;
QSettings settings(“./cameraConfig.ini”, QSettings::IniFormat);
QSettings::Status status = settings.status();
// 获取指定键值示例
QString Ip = settings.value(“ip_address/ip”,”192.168.6.208″).toString();
int Port = settings.value(“ip_address/port”,8000).toInt();
userID=NET_DVR_Login_V30(Ip.toUtf8().data(),Port,(char *)”admin”,(char *)”123456″,&DeviceInfoTmp);//用户名和密码,读者可以加到配置文件里
if(userID {
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_Login_V30 error;error number “+QString::number(NET_DVR_GetLastError()));
return;
}
qDebug() qDebug() }
void MainWindow::on_StopPreviewButton_clicked()//两通道一起停
{
if(previewID!=-1)
{
if(NET_DVR_StopRealPlay(previewID)==false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_StopRealPlay error;error number “+QString::number(NET_DVR_GetLastError()));
return;
}
previewID=-1;
qDebug() }
//————————
if(previewID2!=-1)
{
if(NET_DVR_StopRealPlay(previewID2)==false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_StopRealPlay error;error number “+QString::number(NET_DVR_GetLastError()));
return;
}
previewID2=-1;
qDebug() }
}
void MainWindow::on_CaptureButton_clicked()//抓图
{
//channel1
if(userID!=-1)
{
NET_DVR_JPEGPARA IpJpegPara2;
IpJpegPara2.wPicQuality=0;
IpJpegPara2.wPicSize=0xff;
QDateTime current_date_time =QDateTime::currentDateTime();//当前时间
QString current_date =current_date_time.toString(“yyyy-MM-dd_hh-mm-ss_zzz”);//转换格式
current_date=”d:Capture_Pic”+current_date+”.jpg”;//jpg格式
char* fileName;
QByteArray ba = current_date.toLatin1(); //
fileName=ba.data();
//channel2
if(NET_DVR_CaptureJPEGPicture(userID,1,&IpJpegPara2,fileName)==false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_CaptureJPEGPicture error;error number “+QString::number(NET_DVR_GetLastError()));
return;
}
qDebug() }
}
void MainWindow::on_LogoutButton_clicked()//好像没啥用,保留着
{
if(userID!=-1)
{
if(NET_DVR_Logout(userID)==false)
{
qDebug() QMessageBox::warning(this,”error”,”NET_DVR_Logout error;error number “+QString::number(NET_DVR_GetLastError()));
return;
}
userID=-1;
qDebug() }
}
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