完整项目地址:https://download.csdn.net/download/lijunhcn/88453342
基于QT4+Opencv的道路道路偏移检测与预警系统
开发环境:Ubuntu14.04+QT4.8.5+Opencv2.4.8
已经实现的功能:文章来源:https://www.toymoban.com/news/detail-771085.html
- 道路偏移检测
- 道路偏移预警
- 串口读取外部传感器数据
部分源码展示:文章来源地址https://www.toymoban.com/news/detail-771085.html
#include "dlpy_main.h"
#include "ui_dlpy_main.h"
#include "utils.h"
dlpy_main::dlpy_main(int state,string filename,QWidget *parent) :
QMainWindow(parent),
ui(new Ui::dlpy_main)
{
ui->setupUi(this);
setGeometry(697, 50, 220, 480);
wid = new widget();
wid->setWindowFlags(Qt::FramelessWindowHint);
wid->show();
frame = new dlpy_frames(state,filename);
frame->setWindowFlags(Qt::FramelessWindowHint); //隐藏标题栏
frame->show();
connect(this,SIGNAL(setparasignal(int,int,int,int,int)),frame,SLOT(setparaslot(int,int,int,int,int)));
connect(frame,SIGNAL(setalertsignal(int)),this,SLOT(setalertslot(int))); //每一帧图像信号槽初始化警报参数
connect(this,SIGNAL(setlinesignal(int)),frame,SLOT(setlineslot(int)));
/
//img_alert: 显示所有
//img_alert_1: 红色警报
//img_alert_3: 无警报
//img_temp:所有
//img:所有
img_alert = cv::imread("/home/hugo/code/bin/alert.bmp");
img_alert_1 = cv::imread("/home/hugo/code/bin/alert_2.bmp");
img_alert_2 = cv::imread("/home/hugo/code/bin/alert_3.bmp");
img_temp = cv::imread("/home/hugo/code/bin/alert.bmp");
roi_l=Rect(0, 0, (img_alert.cols-1)/2, img_alert.rows-1);
roi_r=Rect((img_alert.cols-1)/2, 0, (img_alert.cols-1)/2, img_alert.rows-1);
QGraphicsScene *scene = new QGraphicsScene;
QImage img;
img.load("/home/hugo/code/bin/alert.bmp");
QPixmap mp;
mp=mp.fromImage(img);
times_alert=0;
last_alert=0;
w0=weatherobj(10,20,30,40,50);
w1=weatherobj(60,70,80,90,100);
w2=weatherobj(100,110,120,130,140);
w3=weatherobj(10,60,0,42,100);
w4=weatherobj(150,160,170,180,190);
w5=weatherobj(200,210,220,230,240);
w6=weatherobj(10,25,10,32,90);
w7=weatherobj(200,240,220,250,123);
QImage *qimg=new QImage;
*qimg=mat2qimage(img_temp);
/*cvtColor(img_temp, img_temp, CV_BGR2RGB);
qimg = new QImage((unsigned char*)img_temp.data, // uchar* data
img_temp.cols, img_temp.rows, // width height
img_temp.step, //bytesPerLine
QImage::Format_RGB888); //format*/
scene->addPixmap(QPixmap::fromImage(*qimg));
ui->graphicsView->setScene(scene);
ui->graphicsView->resize(qimg->width() + 10, qimg->height() + 10);
ui->graphicsView->show();
timer = new QTimer(this);
timer->setInterval(30);
connect(timer,SIGNAL(timeout()),this,SLOT(alertFrame())); //每隔30s读取一次报警图片
timer->start();
}
dlpy_main::~dlpy_main()
{
delete ui;
}
//设置警报参数
void dlpy_main::setalertslot(int alert){
times_alert=3;
last_alert=alert;
}
void dlpy_main::changeEvent(QEvent *e)
{
QMainWindow::changeEvent(e);
switch (e->type()) {
case QEvent::LanguageChange:
ui->retranslateUi(this);
break;
default:
break;
}
}
//警报显示
void dlpy_main::alertFrame()
{
Mat roi_alert,roi_alert_tmp,roi_temp;
if(times_alert>0)
{
if(times_alert%2==0)
{
if(last_alert==1){roi_temp=img_temp(roi_l);roi_alert_tmp = img_alert_1(roi_l);}
if(last_alert==2){roi_temp=img_temp(roi_r);roi_alert_tmp = img_alert_1(roi_r);}
if(last_alert==3){roi_temp=img_temp(roi_l);roi_alert_tmp = img_alert_2(roi_l);}
if(last_alert==4){roi_temp=img_temp(roi_r);roi_alert_tmp = img_alert_2(roi_r);}
roi_alert_tmp.copyTo(roi_temp);
}else{
img_alert.copyTo(img_temp);
}
times_alert--; //控制闪烁
QGraphicsScene *scene = new QGraphicsScene;
QImage *qimg=new QImage;
*qimg=mat2qimage(img_temp);
scene->addPixmap(QPixmap::fromImage(*qimg));
ui->graphicsView->setScene(scene);
ui->graphicsView->resize(qimg->width() + 10, qimg->height() + 10);
ui->graphicsView->show();
}else{
}
}
void dlpy_main::on_hs_zthreshold_valueChanged(int value)
{
ui->label_z->setText(QString::number(ui->hs_zthreshold->value(), 10));
ui->label_c->setText(QString::number(ui->hs_cthreshold->value(), 10));
ui->label_t->setText(QString::number(ui->hs_threshold->value(), 10));
ui->label_tl->setText(QString::number(ui->hs_thresholdline->value(), 10));
ui->label_a->setText(QString::number(ui->hs_alpha->value(), 10));
}
void dlpy_main::on_hs_cthreshold_valueChanged(int value)
{
ui->label_z->setText(QString::number(ui->hs_zthreshold->value(), 10));
ui->label_c->setText(QString::number(ui->hs_cthreshold->value(), 10));
ui->label_t->setText(QString::number(ui->hs_threshold->value(), 10));
ui->label_tl->setText(QString::number(ui->hs_thresholdline->value(), 10));
ui->label_a->setText(QString::number(ui->hs_alpha->value(), 10));
}
void dlpy_main::on_hs_threshold_valueChanged(int value)
{
ui->label_z->setText(QString::number(ui->hs_zthreshold->value(), 10));
ui->label_c->setText(QString::number(ui->hs_cthreshold->value(), 10));
ui->label_t->setText(QString::number(ui->hs_threshold->value(), 10));
ui->label_tl->setText(QString::number(ui->hs_thresholdline->value(), 10));
ui->label_a->setText(QString::number(ui->hs_alpha->value(), 10));
}
void dlpy_main::on_hs_thresholdline_valueChanged(int value)
{
ui->label_z->setText(QString::number(ui->hs_zthreshold->value(), 10));
ui->label_c->setText(QString::number(ui->hs_cthreshold->value(), 10));
ui->label_t->setText(QString::number(ui->hs_threshold->value(), 10));
ui->label_tl->setText(QString::number(ui->hs_thresholdline->value(), 10));
ui->label_a->setText(QString::number(ui->hs_alpha->value(), 10));
}
void dlpy_main::on_hs_alpha_valueChanged(int value)
{
ui->label_z->setText(QString::number(ui->hs_zthreshold->value(), 10));
ui->label_c->setText(QString::number(ui->hs_cthreshold->value(), 10));
ui->label_t->setText(QString::number(ui->hs_threshold->value(), 10));
ui->label_tl->setText(QString::number(ui->hs_thresholdline->value(), 10));
ui->label_a->setText(QString::number(ui->hs_alpha->value(), 10));
}
void dlpy_main::on_hs_zthreshold_sliderReleased()
{
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
void dlpy_main::on_hs_cthreshold_sliderReleased()
{
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
void dlpy_main::on_hs_threshold_sliderReleased()
{
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
void dlpy_main::on_hs_thresholdline_sliderReleased()
{
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
void dlpy_main::on_hs_alpha_sliderReleased()
{
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
//A线定位
void dlpy_main::on_button_A_clicked()
{
emit setlinesignal(1);
}
void dlpy_main::on_horizontalScrollBar_sliderReleased()
{
if(ui->horizontalScrollBar->value()==0){
ui->hs_zthreshold->setValue(w0.getz());
ui->hs_cthreshold->setValue(w0.getct());
ui->hs_threshold->setValue(w0.gett());
ui->hs_thresholdline->setValue(w0.getl());
ui->hs_alpha->setValue(w0.geta());
ui->label_w->setText(QString::fromUtf8("晴天"));
}
if(ui->horizontalScrollBar->value()==1){
ui->hs_zthreshold->setValue(w1.getz());
ui->hs_cthreshold->setValue(w1.getct());
ui->hs_threshold->setValue(w1.gett());
ui->hs_thresholdline->setValue(w1.getl());
ui->hs_alpha->setValue(w1.geta());
ui->label_w->setText(QString::fromUtf8("阴天"));
}
if(ui->horizontalScrollBar->value()==2){
ui->hs_zthreshold->setValue(w2.getz());
ui->hs_cthreshold->setValue(w2.getct());
ui->hs_threshold->setValue(w2.gett());
ui->hs_thresholdline->setValue(w2.getl());
ui->hs_alpha->setValue(w2.geta());
ui->label_w->setText(QString::fromUtf8("雨天"));
}
if(ui->horizontalScrollBar->value()==3){
ui->hs_zthreshold->setValue(w3.getz());
ui->hs_cthreshold->setValue(w3.getct());
ui->hs_threshold->setValue(w3.gett());
ui->hs_thresholdline->setValue(w3.getl());
ui->hs_alpha->setValue(w3.geta());
ui->label_w->setText(QString::fromUtf8("雪天"));
}
if(ui->horizontalScrollBar->value()==4){
ui->hs_zthreshold->setValue(w4.getz());
ui->hs_cthreshold->setValue(w4.getct());
ui->hs_threshold->setValue(w4.gett());
ui->hs_thresholdline->setValue(w4.getl());
ui->hs_alpha->setValue(w4.geta());
ui->label_w->setText(QString::fromUtf8("自定义1"));
}
if(ui->horizontalScrollBar->value()==5){
ui->hs_zthreshold->setValue(w5.getz());
ui->hs_cthreshold->setValue(w5.getct());
ui->hs_threshold->setValue(w5.gett());
ui->hs_thresholdline->setValue(w5.getl());
ui->hs_alpha->setValue(w5.geta());
ui->label_w->setText(QString::fromUtf8("自定义2"));
}
if(ui->horizontalScrollBar->value()==6){
ui->hs_zthreshold->setValue(w6.getz());
ui->hs_cthreshold->setValue(w6.getct());
ui->hs_threshold->setValue(w6.gett());
ui->hs_thresholdline->setValue(w6.getl());
ui->hs_alpha->setValue(w6.geta());
ui->label_w->setText(QString::fromUtf8("自定义3"));
}
if(ui->horizontalScrollBar->value()==7){
ui->hs_zthreshold->setValue(w7.getz());
ui->hs_cthreshold->setValue(w7.getct());
ui->hs_threshold->setValue(w7.gett());
ui->hs_thresholdline->setValue(w7.getl());
ui->hs_alpha->setValue(w7.geta());
ui->label_w->setText(QString::fromUtf8("自定义4"));
}
emit setparasignal(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
//载入保存的参数
void dlpy_main::on_button_load_clicked()
{
std::ifstream rconfig;
rconfig.open("fconfig.txt",std::ios::binary);
rconfig.read((char *)&w0,sizeof(weatherobj));
rconfig.read((char *)&w1,sizeof(weatherobj));
rconfig.read((char *)&w2,sizeof(weatherobj));
rconfig.read((char *)&w3,sizeof(weatherobj));
rconfig.read((char *)&w4,sizeof(weatherobj));
rconfig.read((char *)&w5,sizeof(weatherobj));
rconfig.read((char *)&w6,sizeof(weatherobj));
rconfig.read((char *)&w7,sizeof(weatherobj));
rconfig.read((char *)&(frame->lineA_l),sizeof(stdline));
rconfig.read((char *)&(frame->lineA_r),sizeof(stdline));
rconfig.close();
}
//保存参数函数
void dlpy_main::on_button_save_clicked()
{
if(ui->horizontalScrollBar->value()==0){
w0=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==1){
w1=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==2){
w2=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==3){
w3=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==4){
w4=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==5){
w5=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==6){
w6=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
if(ui->horizontalScrollBar->value()==7){
w7=weatherobj(ui->hs_zthreshold->value(),ui->hs_cthreshold->value(),ui->hs_threshold->value(),ui->hs_thresholdline->value(),ui->hs_alpha->value());
}
//将参数写到fconfig.txt文档中
std::ofstream wconfig;
wconfig.open("fconfig.txt",std::ios::binary);
wconfig.write((char *)&w0,sizeof(weatherobj));
wconfig.write((char *)&w1,sizeof(weatherobj));
wconfig.write((char *)&w2,sizeof(weatherobj));
wconfig.write((char *)&w3,sizeof(weatherobj));
wconfig.write((char *)&w4,sizeof(weatherobj));
wconfig.write((char *)&w5,sizeof(weatherobj));
wconfig.write((char *)&w6,sizeof(weatherobj));
wconfig.write((char *)&w7,sizeof(weatherobj));
wconfig.write((char *)&(frame->lineA_l),sizeof(stdline));
wconfig.write((char *)&(frame->lineA_r),sizeof(stdline));
wconfig.close();
}
//退出函数
void dlpy_main::on_button_exit_clicked()
{
exit(-1);
}
//高级按钮点击事件
void dlpy_main::on_button_ext_clicked()
{
if(ui->button_ext->text()==QString::fromUtf8("高级")){
setGeometry(430, 50, 420, 480);
ui->button_ext->setText(QString::fromUtf8("普通"));
}
else{
ui->button_ext->setText(QString::fromUtf8("高级"));
setGeometry(697, 50, 220, 480);
}
}
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