526互联

qt图片处理界面

发布时间 2023-09-19 23:15:05作者: blackstrom

 

#ifndef MAINWINDOW_H
#define MAINWINDOW_H


#include <QMainWindow>


#include<opencv2/opencv.hpp>




using namespace cv;




QT_BEGIN_NAMESPACE


namespace Ui {


class MainWindow;


}


QT_END_NAMESPACE




class MainWindow : public QMainWindow


{


    Q_OBJECT




public:


    explicit MainWindow(QWidget *parent = 0);


    ~MainWindow();




private slots:


    void on_pushButton_clicked();




    void on_pushButton_2_clicked();




    void on_pushButton_3_clicked();




    void on_pushButton_4_clicked();




    void on_pushButton_5_clicked();




    void on_pushButton_6_clicked();




    void on_pushButton_7_clicked();






    void on_pushButton_8_clicked();




private:


    Ui::MainWindow *ui;


    Mat srcimage;


};




#endif // MAINWINDOW_H




#include "mainwindow.h"


#include "ui_mainwindow.h"




MainWindow::MainWindow(QWidget *parent) :


    QMainWindow(parent),


    ui(new Ui::MainWindow)


{


    ui->setupUi(this);


}




MainWindow::~MainWindow()


{


    delete ui;


}




void MainWindow::on_pushButton_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        //像素二维矩阵函数


        int rows = srcimage.rows;


        //像素二维矩阵列数


        int cols = srcimage.cols * srcimage.channels();


        for(int i=0;i<rows;i++)


        {


            uchar * data = srcimage.ptr<uchar>(i);


            for(int j=0;j<cols;j++)


            {


                //雪花屏特效


                int q = rand()%cols;


                data[q]=155;//某些通道随机改成155


            }


        }


        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}




void MainWindow::on_pushButton_2_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);




        Mat retimage;


        //高斯模糊


        GaussianBlur(srcimage,retimage,Size(5,5),0,0);




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retimage.data,retimage.cols,retimage.rows,retimage.cols*retimage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}




void MainWindow::on_pushButton_3_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        Mat retumage;


        //中值滤波


        medianBlur(srcimage,retumage,9);




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retumage.data,retumage.cols,retumage.rows,retumage.cols*retumage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));




}




void MainWindow::on_pushButton_4_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        //毛玻璃


        RNG rng;


        int random;


        int num = 5;


        for(int i=0;i<srcimage.rows -num;i++)


        {


            for(int j=0;j<srcimage.cols -num;j++)


            {


                //通过rng返回0-15随机数


                random = rng.uniform(0,num);


                srcimage.at<Vec3b>(i,j)[0] = srcimage.at<Vec3b>(i+random,j+random)[0];


                srcimage.at<Vec3b>(i,j)[1] = srcimage.at<Vec3b>(i+random,j+random)[1];


                srcimage.at<Vec3b>(i,j)[2] = srcimage.at<Vec3b>(i+random,j+random)[2];


            }


        }




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}




void MainWindow::on_pushButton_5_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        Mat retumage;


        //灰度处理 灰度是单通道8位 QImage是24位三通道


        cvtColor(srcimage,retumage,CV_BGR2GRAY);


        cvtColor(retumage,retumage,CV_GRAY2BGR);




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retumage.data,retumage.cols,retumage.rows,retumage.cols*retumage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}




void MainWindow::on_pushButton_6_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        Mat retumage;


        //xy轴模糊


        blur(srcimage,retumage,Size(10,10));




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retumage.data,retumage.cols,retumage.rows,retumage.cols*retumage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}




void MainWindow::on_pushButton_7_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        Mat retumage;


        //双倍模糊


        cv::bilateralFilter(srcimage,retumage,15,120,10,4);




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retumage.data,retumage.cols,retumage.rows,retumage.cols*retumage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));




}




void MainWindow::on_pushButton_8_clicked()


{


    //读取原始图片


        Mat srcimage = imread("F:/2.jpg");


        //Mat转QImage 颜色


        cvtColor(srcimage,srcimage,CV_BGR2RGB);


        //Mat转QImage 像素   oldlabel放置原图


        QImage disimage = QImage(srcimage.data,srcimage.cols,srcimage.rows,srcimage.cols*srcimage.channels(),QImage::Format_RGB888);


        disimage = disimage.scaled(ui->oldlabel->width(),ui->oldlabel->height());


        ui->oldlabel->setPixmap(QPixmap::fromImage(disimage));




        Mat retumage;


        //腐蚀


        Mat element = cv::getStructuringElement(MORPH_RECT,Size(5,5));


        cv::erode(srcimage,retumage,element);




        //Mat转QImage 像素   newlabel放置图像处理后图片


        QImage disimage2 = QImage(retumage.data,retumage.cols,retumage.rows,retumage.cols*retumage.channels(),QImage::Format_RGB888);


        disimage2 = disimage2.scaled(ui->newlabel->width(),ui->newlabel->height());


        ui->newlabel->setPixmap(QPixmap::fromImage(disimage2));






}