代码拉取完成，页面将自动刷新
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QToolButton>
#include <QApplication>
#include <QSpinBox>
#include <QTextEdit>
#include <QMdiSubWindow>
#include <QLabel>
#include <string>
using namespace std;
#include <iostream>
#include <sstream>
#include <QFontDialog>
#include <QColorDialog>
#include <QFileDialog>
#include <QMessageBox>
#include <QSqlError>
#include <QSqlDatabase>
#include <QDebug>
#include <QTranslator>
#include <QDebug>
#include <QPaintDevice>
#include <QPainter>
#include <QImage>
#include <QtCore/qmath.h>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
using namespace cv;
#include <QTimer>
#include "video.h"
#include <opencv2/opencv.hpp>
#include <opencv2/imgproc/types_c.h>
#include "opencv2/imgproc/imgproc_c.h"///for cvSmooth
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
, beishu(1)
,delay(0)
{
ui->setupUi(this);
ui->pushButton_3->setDisabled(true);
ui->pushButton_4->setDisabled(true);
//视频
//connect(ui->pushButton_5, SIGNAL(clicked()), this, SLOT(onBtnClicked()));
connect(&timer, SIGNAL(timeout()), this, SLOT(onTimeout()));
connect(&timer, SIGNAL(timeout()), this, SLOT(updatePosition()));
connect(ui->action_recognition, SIGNAL(clicked(bool)), this, SLOT(on_action_recognition_triggered()));
setWindowFlags(windowFlags()&~Qt::WindowMaximizeButtonHint); // 禁止最大化按钮
setFixedSize(this->width(),this->height()); // 禁止拖动窗口大小
customMsgBox.setWindowTitle(tr("关于本软件"));
customMsgBox.addButton(tr("好的"),QMessageBox::ActionRole);
customMsgBox.setIconPixmap(QPixmap(":/myImage/images/about1.png"));
customMsgBox.setText(tr("欢迎使用《堤坝灾害智能预警系统》！本软件具有简单的图像和视频处理功能。\n"
"图像功能包括多选打开、旋转、镜像、灰度化、均值滤波、"
"边缘检测、原图复合、伽马检测、二值化、色彩调整、亮度调整、对比度调整、饱和度调整等功能。\n"
"包含堤坝渗水点和塌陷处的识别功能。\n"
"视频功能包括暂停、播放、进度条、灰度化、边缘检测、平滑、二值化、局部马赛克、缩放等功能。\n"
"——By wzq"));
ui->statusBar->showMessage(tr("欢迎使用多功能浏览器"),2000);
QLabel *permanent = new QLabel(this);
permanent->setObjectName("status");
permanent->setFrameStyle(QFrame::Box|QFrame::Sunken);
permanent->setText("欢迎使用！");
ui->statusBar->addPermanentWidget(permanent);
ui->tabWidget->setStyleSheet("QTabWidget:pane {border-top:0px;background: transparent; }");
}
MainWindow::~MainWindow()
{
delete ui;
capture.release();
}
void MainWindow::on_action_Dock_triggered()
{
ui->dockWidget->show();
}
void MainWindow::on_action_Open_triggered()
{
QStringList srcDirPathListS = QFileDialog::getOpenFileNames(this, tr("选择图片"), "E:/Qt/qtworks/MainWindow/images", tr("图像文件(*.jpg *.png *.bmp)"));
if(srcDirPathListS.size()>0)
{
ui->tabWidget->setCurrentIndex(0);
}
if(srcDirPathListS.size()>=3){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
QString src2 = srcDirPathList.at((index+2)%srcDirPathList.size());
QImage image2(src2);
QImage Image2 = ImageCenter(image2,ui->label_other_3);
ui->label_other_3->setPixmap(QPixmap::fromImage(Image2));
ui->label_other_3->setAlignment(Qt::AlignCenter);
ui->pushButton_3->setDisabled(false);
ui->pushButton_4->setDisabled(false);
ui->label_other_1->setVisible(true);
ui->label_other_3->setVisible(true);
}else if(srcDirPathListS.size()==1){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
//有图片触发事件
//isImage=true;
//qDebug("%d",srcDirPathList.size());
ui->pushButton_3->setDisabled(true);
ui->pushButton_4->setDisabled(true);
ui->label_other_3->setVisible(false);
ui->label_other_1->setVisible(false);
}
else if(srcDirPathListS.size()==2){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
//有图片触发事件
//isImage=true;
//qDebug("%d",srcDirPathList.size());
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
ui->pushButton_3->setDisabled(false);
ui->pushButton_4->setDisabled(false);
ui->label_other_1->setVisible(true);
ui->label_other_3->setVisible(false);
}
}
void split(const string& s,vector<int>& sv,const char flag = ' ') {
sv.clear();
istringstream iss(s);
string temp;
while (getline(iss, temp, flag)) {
sv.push_back(stoi(temp));
}
return;
}
//图片居中显示,图片大小与label大小相适应
QImage MainWindow::ImageCenter(QImage qimage,QLabel *qLabel)
{
QImage image;
QSize imageSize = qimage.size();
QSize labelSize = qLabel->size();
double dWidthRatio = 1.0*imageSize.width() / labelSize.width();
double dHeightRatio = 1.0*imageSize.height() / labelSize.height();
if (dWidthRatio>dHeightRatio)
{
image = qimage.scaledToWidth(labelSize.width());
}
else
{
image = qimage.scaledToHeight(labelSize.height());
}
return image;
}
//选择图片
void MainWindow::on_pushButton_clicked()
{
QStringList srcDirPathListS = QFileDialog::getOpenFileNames(this, tr("选择图片"), "E:/Qt/qtworks/MainWindow/images", tr("图像文件(*.jpg *.png *.bmp)"));
if(srcDirPathListS.size()>0)
{
ui->tabWidget->setCurrentIndex(0);
}
if(srcDirPathListS.size()>=3){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
QString src2 = srcDirPathList.at((index+2)%srcDirPathList.size());
QImage image2(src2);
QImage Image2 = ImageCenter(image2,ui->label_other_3);
ui->label_other_3->setPixmap(QPixmap::fromImage(Image2));
ui->label_other_3->setAlignment(Qt::AlignCenter);
ui->pushButton_3->setDisabled(false);
ui->pushButton_4->setDisabled(false);
ui->label_other_1->setVisible(true);
ui->label_other_3->setVisible(true);
}else if(srcDirPathListS.size()==1){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
//有图片触发事件
//isImage=true;
//qDebug("%d",srcDirPathList.size());
ui->pushButton_3->setDisabled(true);
ui->pushButton_4->setDisabled(true);
ui->label_other_3->setVisible(false);
ui->label_other_1->setVisible(false);
}
else if(srcDirPathListS.size()==2){
srcDirPathList =srcDirPathListS;
srcDirPathListS.clear();
index =0;
QString srcDirPath = srcDirPathList.at(index);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
//有图片触发事件
//isImage=true;
//qDebug("%d",srcDirPathList.size());
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
ui->pushButton_3->setDisabled(false);
ui->pushButton_4->setDisabled(false);
ui->label_other_1->setVisible(true);
ui->label_other_3->setVisible(false);
}
}
//上一张
void MainWindow::on_pushButton_3_clicked()
{
if(srcDirPathList.size()>=3)
{
index=qAbs(index+srcDirPathList.size()-1);
int i = index%srcDirPathList.size();
//qDebug("%d",i);
QString srcDirPath = srcDirPathList.at(i);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images3=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images3));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at(qAbs(index+srcDirPathList.size()-1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
QString src2 = srcDirPathList.at(qAbs(index+srcDirPathList.size()-2)%srcDirPathList.size());
QImage image2(src2);
QImage Image2 = ImageCenter(image2,ui->label_other_3);
ui->label_other_3->setPixmap(QPixmap::fromImage(Image2));
ui->label_other_3->setAlignment(Qt::AlignCenter);
}
else if(srcDirPathList.size()==2){
index=qAbs(index+srcDirPathList.size()-1);
int i = index%srcDirPathList.size();
//qDebug("%d",i);
QString srcDirPath = srcDirPathList.at(i);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images3=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images3));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at(qAbs(index+srcDirPathList.size()-1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
}
}
//下一张
void MainWindow::on_pushButton_4_clicked()
{
if(srcDirPathList.size()>=3)
{
index=qAbs(index+1);
int i = index%srcDirPathList.size();
// qDebug("%d",i);
QString srcDirPath = srcDirPathList.at(i);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images1=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images1));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
QString src2 = srcDirPathList.at((index+2)%srcDirPathList.size());
QImage image2(src2);
QImage Image2 = ImageCenter(image2,ui->label_other_3);
ui->label_other_3->setPixmap(QPixmap::fromImage(Image2));
ui->label_other_3->setAlignment(Qt::AlignCenter);
}
else if(srcDirPathList.size()==2){
index=qAbs(index+1);
int i = index%srcDirPathList.size();
QString srcDirPath = srcDirPathList.at(i);
QImage image(srcDirPath);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
origin_path=srcDirPath;
QImage images1=ImageCenter(image,ui->label_other);
ui->label_other->setPixmap(QPixmap::fromImage(images1));
ui->label_other->setAlignment(Qt::AlignCenter);
//状态栏显示图片路径
QLabel *label=ui->statusBar->findChild<QLabel *>("status");
label->setText(srcDirPath);
QString src1 = srcDirPathList.at((index+1)%srcDirPathList.size());
QImage image1(src1);
QImage Image1 = ImageCenter(image1,ui->label_other_1);
ui->label_other_1->setPixmap(QPixmap::fromImage(Image1));
ui->label_other_1->setAlignment(Qt::AlignCenter);
}
}
//保存
void MainWindow::on_action_Save_triggered()
{
if(ui->checkBox->isChecked()){//要加水印
if(ui->label_show->pixmap()!=nullptr){
QImage image2(ui->label_show->pixmap()->toImage());
QImage simage("E:/Qt/qtworks/MainWindow/images/name1.png");
int swidth = simage.width();
int sheight = simage.height();
int r,b,g;
for(int i=0; i<sheight; ++i) {
for(int j=0; j<swidth; ++j) {
QColor oldcolor2=QColor(simage.pixel(j,i));
r=oldcolor2.red();
b=oldcolor2.blue();
g=oldcolor2.green();
if(r==0&&b==0&&g==0)
{
image2.setPixelColor(j,i,qRgb(0,0,0));
}else
{
//image.setPixelColor(j,i,qRgb(red,blue,green));
}
}
}
QString filename = QFileDialog::getSaveFileName(this,
tr("保存图片"),
"E:/Qtworks/MainWindow/images/signed_images.png",
tr("*.png;; *.jpg;; *.bmp;; *.tif;; *.GIF")); //选择路径
if (filename.isEmpty())
{
return;
}
else
{
if (!(image2.save(filename))) //保存图像
{
QMessageBox::information(this,
tr("图片保存成功！"),
tr("图片保存失败！"));
return;
}
ui->statusBar->showMessage("图片保存成功！");
}
}
else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
else //不加水印
{
if(ui->label_show->pixmap()!=nullptr){
QString filename = QFileDialog::getSaveFileName(this,
tr("保存图片"),
"E:/Qtworks/MainWindow/images/images.png",
tr("*.png;; *.jpg;; *.bmp;; *.tif;; *.GIF")); //选择路径
if (filename.isEmpty())
{
return;
}
else
{
if (!(ui->label_show->pixmap()->toImage().save(filename))) //保存图像
{
QMessageBox::information(this,
tr("图片保存成功！"),
tr("图片保存失败！"));
return;
}
ui->statusBar->showMessage("图片保存成功！");
}
}
else
{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
}
//灰度化
QImage MainWindow::gray(QImage image){
QImage newImage =image.convertToFormat(QImage::Format_ARGB32);
QColor oldColor;
for(int y = 0; y < newImage.height(); y++)
{
for(int x = 0; x < newImage.width(); x++)
{
oldColor = QColor(image.pixel(x,y));
int average = (oldColor.red() + oldColor.green() + oldColor.blue()) / 3;
newImage.setPixel(x, y, qRgb(average, average, average));
}
}
return newImage;
}
//灰度化
void MainWindow::on_pushButton_gray_clicked()
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage images=gray(image);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//均值滤波
QImage MainWindow::junzhi(QImage image){
int kernel [3][3] = {
{1,1,1},
{1,1,1},
{1,1,1}};
int sizeKernel = 3;
int sumKernel = 9;
QColor color;
for(int x = sizeKernel/2;x<image.width() - sizeKernel/2;x++)
{
for(int y= sizeKernel/2;y<image.height() - sizeKernel/2;y++)
{
int r = 0;
int g = 0;
int b = 0;
for(int i = -sizeKernel/2;i<=sizeKernel/2;i++)
{
for(int j = -sizeKernel/2;j<=sizeKernel/2;j++)
{
color = QColor(image.pixel(x+i,y+j));
r+=color.red()*kernel[sizeKernel/2+i][sizeKernel/2+j];
g+=color.green()*kernel[sizeKernel/2+i][sizeKernel/2+j];
b+=color.blue()*kernel[sizeKernel/2+i][sizeKernel/2+j];
}
}
r = qBound(0,r/sumKernel,255);
g = qBound(0,g/sumKernel,255);
b = qBound(0,b/sumKernel,255);
image.setPixel(x,y,qRgb( r,g,b));
}
}
return image;
}
//均值滤波
void MainWindow::on_pushButton_junzhi_clicked()
{
if(origin_path!=nullptr){
QImage image(origin_path);
image=junzhi(image);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//翻译
void MainWindow::on_action_L_triggered()
{
QTranslator translator;
if(language){
translator.load("E:/Qt/qtworks/MainWindow/zh_tr.qm");
}
else
{
translator.load("E:/Qt/qtworks/MainWindow/en_tr.qm");
}
QApplication *qapp;
qapp->installTranslator(&translator);
language=!language;
ui->retranslateUi(this);//重新翻译刷新界面
}
//亮度调节
void MainWindow::on_horizontalSlider_valueChanged(int value)
{
if(origin_path!=nullptr){
QImage image(origin_path);
int red, green, blue;
int pixels = image.width() * image.height();
unsigned int *data = (unsigned int *)image.bits();
for (int i = 0; i < pixels; ++i)
{
red= qRed(data[i])+ value;
red = (red < 0x00) ? 0x00 : (red > 0xff) ? 0xff : red;
green= qGreen(data[i]) + value;
green = (green < 0x00) ? 0x00 : (green > 0xff) ? 0xff : green;
blue= qBlue(data[i]) + value;
blue = (blue < 0x00) ? 0x00 : (blue > 0xff) ? 0xff : blue ;
data[i] = qRgba(red, green, blue, qAlpha(data[i]));
}
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
ui->label_light->setText(QString::number(value));
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//边缘检测
QImage MainWindow::bianyuan(QImage image){
QImage newImage =image.convertToFormat(QImage::Format_ARGB32);
QColor color0;
QColor color1;
QColor color2;
QColor color3;
int r = 0;
int g = 0;
int b = 0;
int rgb = 0;
int r1 = 0;
int g1 = 0;
int b1 = 0;
int rgb1 = 0;
int a = 0;
for( int y = 0; y < image.height() - 1; y++)
{
for(int x = 0; x < image.width() - 1; x++)
{
color0 = QColor ( image.pixel(x,y));
color1 = QColor ( image.pixel(x + 1,y));
color2 = QColor ( image.pixel(x,y + 1));
color3 = QColor ( image.pixel(x + 1,y + 1));
r = abs(color0.red() - color3.red());
g = abs(color0.green() - color3.green());
b = abs(color0.blue() - color3.blue());
rgb = r + g + b;
r1 = abs(color1.red() - color2.red());
g1= abs(color1.green() - color2.green());
b1 = abs(color1.blue() - color2.blue());
rgb1 = r1 + g1 + b1;
a = rgb + rgb1;
a = a>255?255:a;
newImage.setPixel(x,y,qRgb(a,a,a));
}
}
return newImage;
}
//边缘检测
void MainWindow::on_pushButton_junzhi_2_clicked()
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage newImage =bianyuan(image);
QImage Image=ImageCenter(newImage,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//原图+边缘滤波复合调用函数
QImage MainWindow::fuhe(QImage images){
QImage image2 =images.convertToFormat(QImage::Format_ARGB32);
QColor color0;
QColor color1;
QColor color2;
QColor color3;
int r = 0;
int g = 0;
int b = 0;
int rgb = 0;
int r1 = 0;
int g1 = 0;
int b1 = 0;
int rgb1 = 0;
int a = 0;
for( int y = 0; y < images.height() - 1; y++)
{
for(int x = 0; x < images.width() - 1; x++)
{
color0 = QColor ( images.pixel(x,y));
color1 = QColor ( images.pixel(x + 1,y));
color2 = QColor ( images.pixel(x,y + 1));
color3 = QColor ( images.pixel(x + 1,y + 1));
r = abs(color0.red() - color3.red());
g = abs(color0.green() - color3.green());
b = abs(color0.blue() - color3.blue());
rgb = r + g + b;
r1 = abs(color1.red() - color2.red());
g1= abs(color1.green() - color2.green());
b1 = abs(color1.blue() - color2.blue());
rgb1 = r1 + g1 + b1;
a = rgb + rgb1;
a = a>255?255:a;
image2.setPixel(x,y,qRgb(a,a,a));
}
}
QImage image(origin_path);
int red, green, blue;
int red2,green2,blue2;
int pixels = image.width() * image.height();
unsigned int *data = (unsigned int *)image.bits();
unsigned int *data2 = (unsigned int *)image2.bits();
for (int i = 0; i < pixels; ++i)
{
red= qRed(data[i]);
red2=qRed(data2[i])*0.5+red*0.5;
red2 = (red2 < 0x00) ? 0x00 : (red2 > 0xff) ? 0xff : red2;
green= qGreen(data[i]);
green2= qGreen(data2[i])*0.5+green*0.5;
green2 = (green2 < 0x00) ? 0x00 : (green2 > 0xff) ? 0xff : green2;
blue= qBlue(data[i]);
blue2= qBlue(data2[i])*0.5+blue*0.5;
blue2 = (blue2 < 0x00) ? 0x00 : (blue2 > 0xff) ? 0xff : blue2 ;
data2[i] = qRgba(red2, green2, blue2, qAlpha(data2[i]));
}
return image2;
}
//边缘检测+原图复合
void MainWindow::on_pushButton_junzhi_3_clicked()
{
if(origin_path!=nullptr){
QImage images(origin_path);
QImage image2 =fuhe(images);
QImage Image=ImageCenter(image2,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//更改比例
void MainWindow::on_horizontalSlider_2_valueChanged(int value1)
{
float value=(float)value1/100;
if(origin_path!=nullptr){
QImage images(origin_path);
QImage image2 =images.convertToFormat(QImage::Format_ARGB32);
QColor color0;
QColor color1;
QColor color2;
QColor color3;
int r = 0;
int g = 0;
int b = 0;
int rgb = 0;
int r1 = 0;
int g1 = 0;
int b1 = 0;
int rgb1 = 0;
int a = 0;
for( int y = 0; y < images.height() - 1; y++)
{
for(int x = 0; x < images.width() - 1; x++)
{
color0 = QColor ( images.pixel(x,y));
color1 = QColor ( images.pixel(x + 1,y));
color2 = QColor ( images.pixel(x,y + 1));
color3 = QColor ( images.pixel(x + 1,y + 1));
r = abs(color0.red() - color3.red());
g = abs(color0.green() - color3.green());
b = abs(color0.blue() - color3.blue());
rgb = r + g + b;
r1 = abs(color1.red() - color2.red());
g1= abs(color1.green() - color2.green());
b1 = abs(color1.blue() - color2.blue());
rgb1 = r1 + g1 + b1;
a = rgb + rgb1;
a = a>255?255:a;
image2.setPixel(x,y,qRgb(a,a,a));
}
}
QImage image(origin_path);
// QImage image2(label->pixmap()->toImage());
int red, green, blue;
int red2,green2,blue2;
int pixels = image.width() * image.height();
unsigned int *data = (unsigned int *)image.bits();
unsigned int *data2 = (unsigned int *)image2.bits();
for (int i = 0; i < pixels; ++i)
{
red= qRed(data[i]);
red2=qRed(data2[i])*value+red*(1-value);
red2 = (red2 < 0x00) ? 0x00 : (red2 > 0xff) ? 0xff : red2;
green= qGreen(data[i]);
green2= qGreen(data2[i])*value+green*(1-value);
green2 = (green2 < 0x00) ? 0x00 : (green2 > 0xff) ? 0xff : green2;
blue= qBlue(data[i]);
blue2= qBlue(data2[i])*value+blue*(1-value);
blue2 = (blue2 < 0x00) ? 0x00 : (blue2 > 0xff) ? 0xff : blue2 ;
data2[i] = qRgba(red2, green2, blue2, qAlpha(data2[i]));
}
QImage Image=ImageCenter(image2,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
ui->label_fuhe->setText(QString::number(value).append(":").append(QString::number(1-value)));
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//保存
void MainWindow::on_pushButton_save_clicked()
{
if(ui->checkBox->isChecked()){//要加水印
if(ui->label_show->pixmap()!=nullptr){
QImage image2(ui->label_show->pixmap()->toImage());
QImage simage("D:/code/fx/QT5-Image-and-video-processing-software-master/images/name1.png");
int swidth = simage.width();
int sheight = simage.height();
int r,b,g;
for(int i=0; i<sheight; ++i) {
for(int j=0; j<swidth; ++j) {
QColor oldcolor2=QColor(simage.pixel(j,i));
r=oldcolor2.red();
b=oldcolor2.blue();
g=oldcolor2.green();
if(r==0&&b==0&&g==0)
{
image2.setPixelColor(j,i,qRgb(0,0,0));
}else
{
//image.setPixelColor(j,i,qRgb(red,blue,green));
}
}
}
QString filename = QFileDialog::getSaveFileName(this,
tr("保存图片"),
"E:/Qtworks/MainWindow/images/signed_images.png",
tr("*.png;; *.jpg;; *.bmp;; *.tif;; *.GIF")); //选择路径
if (filename.isEmpty())
{
return;
}
else
{
if (!(image2.save(filename))) //保存图像
{
QMessageBox::information(this,
tr("图片保存成功！"),
tr("图片保存失败！"));
return;
}
ui->statusBar->showMessage("图片保存成功！");
}
}
else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
else //不加水印
{
if(ui->label_show->pixmap()!=nullptr){
QString filename = QFileDialog::getSaveFileName(this,
tr("保存图片"),
"E:/Qtworks/MainWindow/images",
tr("*.png;; *.jpg;; *.bmp;; *.tif;; *.GIF")); //选择路径
if (filename.isEmpty())
{
return;
}
else
{
if (!(ui->label_show->pixmap()->toImage().save(filename))) //保存图像
{
QMessageBox::information(this,
tr("图片保存成功！"),
tr("图片保存失败！"));
return;
}
ui->statusBar->showMessage("图片保存成功！");
}
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
}
//改变R值滑动条
void MainWindow::on_horizontalSlider_R_valueChanged(int value)
{
if(ui->label_show->pixmap()!=nullptr){
int value_r=value;
int value_g=ui->horizontalSlider_G->value();
int value_b=ui->horizontalSlider_B->value();
QImage image(origin_path);
QImage images=setRGB(image,value_r,value_g,value_b);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//调整rgb函数调用
QImage MainWindow::setRGB(QImage image,int value_r, int value_g, int value_b){
int r,g,b;
QColor oldColor;
int height=image.height();
int width=image.width();
for (int i = 0; i < height; ++i)
{
for(int j=0;j<width;++j){
oldColor = QColor(image.pixel(j,i));
r=oldColor.red()+value_r;
if(r>255)
r=255;
g=oldColor.green()+value_g;
if(g>255)
g=255;
b=oldColor.blue()+value_b;
if(b>255)
b=255;
image.setPixel(j,i, qRgb(r, g, b));
}
}
return image;
}
//显示原图按钮
void MainWindow::on_pushButton_origin_clicked()
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//改变g值滑动条
void MainWindow::on_horizontalSlider_G_valueChanged(int value)
{
if(ui->label_show->pixmap()!=nullptr){
int value_r=ui->horizontalSlider_R->value();
int value_g=value;
int value_b=ui->horizontalSlider_B->value();
QImage image(origin_path);
QImage images=setRGB(image,value_r,value_g,value_b);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//改变b值滑动条
void MainWindow::on_horizontalSlider_B_valueChanged(int value)
{
if(ui->label_show->pixmap()!=nullptr){
int value_r=ui->horizontalSlider_R->value();
int value_g=ui->horizontalSlider_G->value();
int value_b=value;
QImage image(origin_path);
QImage images=setRGB(image,value_r,value_g,value_b);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
QImage MainWindow::gamma(QImage image){
double d=1.2;
QColor color;
int height = image.height();
int width = image.width();
for (int i=0;i<width;i++){
for(int j=0;j<height;j++){
color = QColor(image.pixel(i,j));
double r = color.red();
double g = color.green();
double b = color.blue();
int R = qBound(0,(int)qPow(r,d),255);
int G = qBound(0,(int)qPow(g,d),255);
int B = qBound(0,(int)qPow(b,d),255);
image.setPixel(i,j,qRgb(R,G,B));
}
}
return image;
}
//伽马变换按钮
void MainWindow::on_pushButton_gamma_clicked()
{
if(origin_path!=nullptr){
QImage image(origin_path);
image=gamma(image);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//二值化滑动条
void MainWindow::on_horizontalSlider_erzhi_valueChanged(int value)
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage images=gray(image);
int height=images.height();
int width=images.width();
int bt;
QColor oldColor;
for (int i = 0; i < height; ++i)
{
for(int j=0;j<width;++j){
oldColor = QColor(images.pixel(j,i));
bt = oldColor.red();
if(bt<value){
bt=0;
}else{
bt=255;
}
images.setPixel(j,i, qRgb(bt, bt, bt));
}
}
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
ui->label_yuzhi->setText(QString::number(value));
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//调整对比度
QImage MainWindow::AdjustContrast(QImage image, int value)
{
int pixels = image.width() * image.height();
unsigned int *data = (unsigned int *)image.bits();
int red, green, blue, nRed, nGreen, nBlue;
if (value > 0 && value < 256)
{
float param = 1 / (1 - value / 256.0) - 1;
for (int i = 0; i < pixels; ++i)
{
nRed = qRed(data[i]);
nGreen = qGreen(data[i]);
nBlue = qBlue(data[i]);
red = nRed + (nRed - 127) * param;
red = (red < 0x00) ? 0x00 : (red > 0xff) ? 0xff : red;
green = nGreen + (nGreen - 127) * param;
green = (green < 0x00) ? 0x00 : (green > 0xff) ? 0xff : green;
blue = nBlue + (nBlue - 127) * param;
blue = (blue < 0x00) ? 0x00 : (blue > 0xff) ? 0xff : blue;
data[i] = qRgba(red, green, blue, qAlpha(data[i]));
}
}
else
{
for (int i = 0; i < pixels; ++i)
{
nRed = qRed(data[i]);
nGreen = qGreen(data[i]);
nBlue = qBlue(data[i]);
red = nRed + (nRed - 127) * value / 100.0;
red = (red < 0x00) ? 0x00 : (red > 0xff) ? 0xff : red;
green = nGreen + (nGreen - 127) * value / 100.0;
green = (green < 0x00) ? 0x00 : (green > 0xff) ? 0xff : green;
blue = nBlue + (nBlue - 127) * value / 100.0;
blue = (blue < 0x00) ? 0x00 : (blue > 0xff) ? 0xff : blue;
data[i] = qRgba(red, green, blue, qAlpha(data[i]));
}
}
return image;
}
//对比度滑动条
void MainWindow::on_horizontalSlider_duibi_valueChanged(int value)
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage images=AdjustContrast(image,value);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//饱和度函数调用
QImage MainWindow::AdjustSaturation(QImage Img, int iSaturateValue)
{
int red, green, blue, nRed, nGreen, nBlue;
int pixels = Img.width() * Img.height();
unsigned int *data = (unsigned int *)Img.bits();
float Increment = iSaturateValue/100.0;
float delta = 0;
float minVal, maxVal;
float L, S;
float alpha;
for (int i = 0; i < pixels; ++i)
{
nRed = qRed(data[i]);
nGreen = qGreen(data[i]);
nBlue = qBlue(data[i]);
minVal = std::min(std::min(nRed, nGreen), nBlue);
maxVal = std::max(std::max(nRed, nGreen), nBlue);
delta = (maxVal - minVal) / 255.0;
L = 0.5*(maxVal + minVal) / 255.0;
S = std::max(0.5*delta / L, 0.5*delta / (1 - L));
if (Increment > 0)
{
alpha = std::max(S, 1 - Increment);
alpha = 1.0 / alpha - 1;
red = nRed + (nRed - L*255.0)*alpha;
red = (red < 0x00) ? 0x00 : (red > 0xff) ? 0xff : red;
green = nGreen + (nGreen - L*255.0)*alpha;
green = (green < 0x00) ? 0x00 : (green > 0xff) ? 0xff : green;
blue = nBlue + (nBlue - L*255.0)*alpha;
blue = (blue < 0x00) ? 0x00 : (blue > 0xff) ? 0xff : blue;
}
else
{
alpha = Increment;
red = L*255.0 + (nRed - L * 255.0)*(1+alpha);
red = (red < 0x00) ? 0x00 : (red > 0xff) ? 0xff : red;
green = L*255.0 + (nGreen - L * 255.0)*(1+alpha);
green = (green < 0x00) ? 0x00 : (green > 0xff) ? 0xff : green;
blue = L*255.0 + (nBlue - L * 255.0)*(1+alpha);
blue = (blue < 0x00) ? 0x00 : (blue > 0xff) ? 0xff : blue;
}
data[i] = qRgba(red, green, blue, qAlpha(data[i]));
}
return Img;
}
//饱和度
void MainWindow::on_horizontalSlider_baohe_valueChanged(int value)
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage images=AdjustSaturation(image,value);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//打开视频
void MainWindow::on_action_V_triggered()
{
QString video_path = QFileDialog::getOpenFileName(this,tr("选择视频"),"E:/Qt/qtworks/MainWindow/images",tr("Video (*.WMV *.mp4 *.rmvb *.flv)"));
if(video_path!=nullptr){
//打开视频文件：其实就是建立一个VideoCapture结构
capture.open(video_path.toStdString());
//检测是否正常打开:成功打开时，isOpened返回ture
if (!capture.isOpened())
QMessageBox::warning(nullptr, "提示", "打开视频失败！", QMessageBox::Yes | QMessageBox::Yes);
//ui->textEdit->append("fail to open!");
ui->tabWidget->setCurrentIndex(1);
ui->pushButton_6->setEnabled(true);
//获取整个帧数
long totalFrameNumber = capture.get(CAP_PROP_FRAME_COUNT);
//ui->textEdit->append(QString::fromLocal8Bit("totally %1 frames").arg(totalFrameNumber));
//ui->label_11->resize(QSize(capture.get(CAP_PROP_FRAME_WIDTH), capture.get(CAP_PROP_FRAME_HEIGHT)));
//设置开始帧()
long frameToStart = 0;
capture.set(CAP_PROP_POS_FRAMES, frameToStart);
//ui->textEdit->append(QString::fromLocal8Bit("from %1 frame").arg(frameToStart));
//获取帧率
double rate = capture.get(CAP_PROP_FPS);
//ui->textEdit->append(QString::fromLocal8Bit("Frame rate: %1 ").arg(rate));
delay = 1000 / rate;
timer.start(delay);
type=0;
//timer.start();
isstart=!isstart;
ui->pushButton_6->setStyleSheet("border-radius:32px;"
"background-image: url(:/myImage/images/stop.png);border:none;") ;
}
}
//进度条随视频移动
void MainWindow::updatePosition(){
long totalFrameNumber = capture.get(CAP_PROP_FRAME_COUNT);
ui->VideohorizontalSlider_2->setMaximum(totalFrameNumber);
long frame=capture.get(CAP_PROP_POS_FRAMES );
ui->VideohorizontalSlider_2->setValue(frame);
}
//秒转分函数
QString MainWindow::stom(int s){
QString m;
if(s/60==0){
m=QString::number (s%60);
}else{
m=QString::number (s/60)+":"+QString::number (s%60);
}
return m;
}
//timer触发函数
void MainWindow::onTimeout()
{
Mat frame;
//读取下一帧
double rate = capture.get(CAP_PROP_FPS);
double nowframe=capture.get(CAP_PROP_POS_FRAMES );
int nows=nowframe/rate;
cout<<"nows:"<<nows<<endl;
long totalFrameNumber = capture.get(CAP_PROP_FRAME_COUNT);
int totals=totalFrameNumber/rate;
cout<<"totals:"<<totals<<endl;
ui->label_12->setText(stom(nows)+"/"+stom(totals));
if (!capture.read(frame))
{
//ui->textEdit->append(QString::fromLocal8Bit("fail to load video"));
return;
}
if(type==1){
//image=gray2(image);
cvtColor(frame,frame,CV_BGR2GRAY);
}
else if(type==2){
cvtColor(frame, frame, CV_BGR2GRAY);
//高斯滤波
GaussianBlur(frame, frame, Size(3, 3),
0, 0, BORDER_DEFAULT);
//Canny检测
int edgeThresh =100;
Mat Canny_result;
Canny(frame, frame, edgeThresh, edgeThresh * 3, 3);
}else if(type==3)
{
//Smooth(frame, frame,Size(3, 3), 0, 0);
GaussianBlur(frame, frame, Size(3, 3), 0, 0);
}
else if(type==4){
cvtColor(frame,frame,CV_BGR2GRAY);
threshold(frame, frame, 96, 255, THRESH_BINARY);
}else if (type==5) {
frame=masaike(frame);
}
QImage image=MatToQImage(frame);
//ui->label_11->setScaledContents(true);
double scale=ui->horizontalSlider_suofang->value()/100.0;
QSize qs = ui->label_11->rect().size()*scale;
ui->label_11->setPixmap(QPixmap::fromImage(image).scaled(qs));
ui->label_11->setAlignment(Qt::AlignCenter);
ui->label_11->repaint();
//这里加滤波程序
//long totalFrameNumber = capture.get(CAP_PROP_POS_FRAMES);
// ui->textEdit->append(QString::fromLocal8Bit("正在读取第：第 %1 帧").arg(totalFrameNumber));
}
//Mat转图像
QImage MainWindow::MatToQImage(const cv::Mat& mat)
{
// 8-bits unsigned, NO. OF CHANNELS = 1
if (mat.type() == CV_8UC1)
{
QImage image(mat.cols, mat.rows, QImage::Format_Indexed8);
// Set the color table (used to translate colour indexes to qRgb values)
image.setColorCount(256);
for (int i = 0; i < 256; i++)
{
image.setColor(i, qRgb(i, i, i));
}
// Copy input Mat
uchar *pSrc = mat.data;
for (int row = 0; row < mat.rows; row++)
{
uchar *pDest = image.scanLine(row);
memcpy(pDest, pSrc, mat.cols);
pSrc += mat.step;
}
return image;
}
// 8-bits unsigned, NO. OF CHANNELS = 3
else if (mat.type() == CV_8UC3)
{
// Copy input Mat
const uchar *pSrc = (const uchar*)mat.data;
// Create QImage with same dimensions as input Mat
QImage image(pSrc, mat.cols, mat.rows, mat.step, QImage::Format_RGB888);
return image.rgbSwapped();
}
else if (mat.type() == CV_8UC4)
{
// Copy input Mat
const uchar *pSrc = (const uchar*)mat.data;
// Create QImage with same dimensions as input Mat
QImage image(pSrc, mat.cols, mat.rows, mat.step, QImage::Format_ARGB32);
return image.copy();
}
else
{
return QImage();
}
}
//暂停/播放
void MainWindow::on_pushButton_6_clicked()
{
if(isstart)
{
timer.stop();
isstart=false;
ui->pushButton_6->setStyleSheet("border-radius:32px;"
"background-image: url(:/myImage/images/start.png);border:none;") ;
}else {
timer.start(delay);
isstart=true;
ui->pushButton_6->setStyleSheet("border-radius:32px;"
"background-image: url(:/myImage/images/stop.png);border:none;") ;
}
}
//灰度
void MainWindow::on_pushButton_7_clicked()
{
type=1;
}
void MainWindow::on_pushButton_8_clicked()
{
type=0;
}
//进度条
void MainWindow::on_VideohorizontalSlider_2_valueChanged(int value)
{
capture.set(CAP_PROP_POS_FRAMES, value);
}
//均值滤波
void MainWindow::on_pushButton_9_clicked()
{
type=2;
}
//平滑
void MainWindow::on_pushButton_10_clicked()
{
type=3;
}
//二值化
void MainWindow::on_pushButton_11_clicked()
{
type=4;
}
//缩放
void MainWindow::on_horizontalSlider_suofang_valueChanged(int value)
{
ui->label_suofangvalue->setText(QString::number(value/100.0));
cout<<value<<endl;
}
Mat MainWindow::masaike(Mat src){
int width = src.rows; //图片的长度
int height = src.cols; //图片的宽度
//10*10的像素点进行填充
int arr = 10;
//i和j代表了矩形区域的左上角的像素坐标
for (int i = width/2.5; i < width/1.5; i+=arr) {
for (int j = height/2.5; j < height/1.5; j+=arr) {
//对矩形区域内的每一个像素值进行遍历
for (int k = i; k < arr + i && k < width; k++) {
for (int m = j; m < arr + j && m < height; m++) {
//在这里进行颜色的修改
src.at<Vec3b>(k, m)[0] = src.at<Vec3b>(i, j)[0];
src.at<Vec3b>(k, m)[1] = src.at<Vec3b>(i, j)[1];
src.at<Vec3b>(k, m)[2] = src.at<Vec3b>(i, j)[2];
}
}
}
}
return src;
}
//马赛克
void MainWindow::on_pushButton_2_clicked()
{
type=5;
}
//工具栏灰度化
void MainWindow::on_action_H_triggered()
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage images=gray(image);
QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//工具栏均值滤波
void MainWindow::on_action_J_triggered()
{
if(origin_path!=nullptr){
QImage image(origin_path);
image=junzhi(image);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//工具栏边缘检测
void MainWindow::on_action_B_triggered()
{
if(origin_path!=nullptr){
QImage image(origin_path);
QImage newImage =bianyuan(image);
QImage Image=ImageCenter(newImage,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//工具栏伽马变换
void MainWindow::on_action_G_triggered()
{
if(origin_path!=nullptr){
QImage image(origin_path);
image=gamma(image);
QImage Image=ImageCenter(image,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}else{
QMessageBox::warning(nullptr, "提示", "请先打开图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
//工具栏边缘原图复合
void MainWindow::on_action_Y_triggered()
{
if(origin_path!=nullptr){
QImage images(origin_path);
QImage image2 =fuhe(images);
QImage Image=ImageCenter(image2,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(Image));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
void MainWindow::on_action_About_triggered()
{
customMsgBox.show();
customMsgBox.exec();
}
//左转
void MainWindow::on_pushButton_turnleft_clicked()
{
if(ui->label_show->pixmap()!=nullptr){
QImage images(ui->label_show->pixmap()->toImage());
QMatrix matrix;
matrix.rotate(-90.0);//逆时针旋转90度
images= images.transformed(matrix,Qt::FastTransformation);
//QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(images));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
void MainWindow::on_pushButton_turnright_clicked()
{
if(ui->label_show->pixmap()!=nullptr){
QImage images(ui->label_show->pixmap()->toImage());
QMatrix matrix;
matrix.rotate(90.0);//逆时针旋转90度
images= images.transformed(matrix,Qt::FastTransformation);
//QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(images));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
void MainWindow::on_pushButton_turnleft_2_clicked()
{
if(ui->label_show->pixmap()!=nullptr){
QImage images(ui->label_show->pixmap()->toImage());
images = images.mirrored(true, false);
//QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(images));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
void MainWindow::on_pushButton_turnleft_3_clicked()
{
if(ui->label_show->pixmap()!=nullptr){
QImage images(ui->label_show->pixmap()->toImage());
images = images.mirrored(false, true);
//QImage Image=ImageCenter(images,ui->label_show);
ui->label_show->setPixmap(QPixmap::fromImage(images));
ui->label_show->setAlignment(Qt::AlignCenter);
}
else{
QMessageBox::warning(nullptr, "提示", "请先选择一张图片！", QMessageBox::Yes | QMessageBox::Yes);
}
}
void MainWindow::on_pushButton_5_clicked()
{
QFile file(":/myImage/images/style.qss");
file.open(QFile::ReadOnly);
QString styleSheet=QString::fromLatin1(file.readAll());
QApplication *qapp;
qapp->setStyleSheet(styleSheet);
}
void MainWindow::on_action_recognition_triggered()
{
recognition=new Recognition(this);
recognition->show();
}
void MainWindow::on_action_camera_recognition_triggered()
{
camera_recognition_window = new camera_recognition;
camera_recognition_window->show();
}
void MainWindow::on_test_database_triggered()
{
QSqlDatabase dbconn = QSqlDatabase::addDatabase("QSQLITE", "testSQLite");
dbconn.setDatabaseName("C:/Users/a1124/fx.db"); //数据库文件
//SQLite数据库文件可用SQLite的命令行工具(c:\sqlite3.exe 数据库名)或用SQLite GUI工具创建，SQLiteSpy
if(!dbconn.open())
{
qDebug()<<dbconn.lastError().text();
QMessageBox::warning(this,"错误","error open database because : "+dbconn.lastError().text());
}
else
{
qDebug()<<"连接数据库成功";
QMessageBox::about(this,"提示","数据库连接成功!");
}
}
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