first commit

QT Source/RUBO.rc

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+IDI_ICON1    ICON    DISCARDABLE    "RUBO1-tou.png"

QT Source/change-view.cpp

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+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include "change-view.h"
+using namespace std;
+using namespace cv;
+#define num_type unsigned char
+int width;
+int high;
+int width_end;
+int high_end;
+float point[4][2];
+int point_center_y;//0~high_end
+int see_len;
+bool flag = false;
+Mat src;
+int test_flag = 1;   //0进行透视变换  1获取矩阵
+int val1;
+int cnt = 0;
+int x31,
+        x41,
+        x11, y11
+, x21, y21,
+        x12, y12,
+        x22, y22;
+int point_center_x;
+QString Mat2QString(const Mat &src1) {
+    if (src1.empty()) return QString();
+    stringstream stream;
+    stream << src1;
+    return QString::fromStdString(stream.str());
+}
+void read_pic(string path) {
+    src = imread(path);
+    width = src.cols;
+    high = src.rows;
+    cvtColor(src, src, COLOR_RGB2GRAY, 0);
+}
+void init_para() {
+    pic.PIC_OPEN = 1;
+    pic.click_cnt = 0;
+    pic.change = 0;
+}
+void change_view() {
+    point_center_x = width_end / 2;
+    vector <Point2f> src_coners(4);
+    int y31, y41;
+    x31 = point[0][0],
+    x41 = point[1][0],
+    x11 = point[2][0], y11 = point[2][1], y21 = point[3][1];
+    x21 = point[3][0], y31 = point[0][1], y41 = point[1][1];
+    x12 = point_center_x - see_len / 2, y12 = point_center_y - see_len / 2,
+    x22 = point_center_x + see_len / 2, y22 = point_center_y + see_len / 2;
+    /*
+     *         (x11,y11)******************(x21,y11)            (x12,y12)**************(x22,y12)
+     *                *                   *                             *            *
+     *              *       原图（梯形）      *         -------->         * 结果（正方形）*
+     *             *                          *                         *            *
+     *   (x31,y21)******************************(x41,y21)      (x12,y22)**************(x22,y22)
+     *   test_flag=1时：(坐标手点，从X31开始，逆时针点四次)                  （坐标自己在代码上修改）   ---->    将打印出的矩阵放入代码
+     *   test_flag=0时：                              右键图片查看效果
+     *
+     *
+     */
+
+    src_coners[0] = Point2f(x31, y31);
+    src_coners[1] = Point2f(x41, y41);
+    src_coners[2] = Point2f(x11, y11);
+    src_coners[3] = Point2f(x21, y21);
+    vector <Point2f> dst_coners(4);
+    dst_coners[0] = Point2f(x12, y22);
+    dst_coners[1] = Point2f(x22, y22);
+    dst_coners[2] = Point2f(x12, y12);
+    dst_coners[3] = Point2f(x22, y12);
+    Mat warpMatrix;
+    warpMatrix = getPerspectiveTransform(src_coners, dst_coners);
+    double change_Mat[3][3];
+    for (int i = 0; i < 3; i++)
+        for (int j = 0; j < 3; j++)
+            change_Mat[i][j] = warpMatrix.at<double>(i, j);
+    num_type src_tmp1[high][width];
+    double change_un_Mat[3][3];
+    for (int i = 0; i < high; i++)
+        for (int j = 0; j < width; j++)
+            src_tmp1[i][j] = src.at<uchar>(i, j);
+    Mat un_warpMatrix;     //逆矩阵
+
+    invert(warpMatrix, un_warpMatrix, DECOMP_LU);
+    cout << "逆矩阵" << endl << un_warpMatrix << endl;
+    QClipboard *clipboard = QApplication::clipboard();
+    clipboard->setText(Mat2QString(un_warpMatrix));
+    for (int i = 0; i < 3; i++)
+        for (int j = 0; j < 3; j++)
+            change_un_Mat[i][j] = un_warpMatrix.at<double>(i, j);
+    unsigned char *b[high_end][width_end];
+    /******************指针地址映射*******************/
+    unsigned char back_color = 255;
+    for (int i = 0; i < width_end; i++) {
+        for (int j = 0; j < high_end; j++) {
+            int local_x = (int) ((change_un_Mat[0][0] * i + change_un_Mat[0][1] * j + change_un_Mat[0][2]) /
+                                 (change_un_Mat[2][0] * i + change_un_Mat[2][1] * j + change_un_Mat[2][2]));
+            int local_y = (int) ((change_un_Mat[1][0] * i + change_un_Mat[1][1] * j + change_un_Mat[1][2]) /
+                                 (change_un_Mat[2][0] * i + change_un_Mat[2][1] * j + change_un_Mat[2][2]));
+            if (local_x >= 0 && local_y >= 0 && local_y < high && local_x < width) {
+                b[j][i] = &src_tmp1[local_y][local_x];
+            } else b[j][i] = &back_color;
+        }
+    }
+
+    /**********数组获取指针值&显示图片***********************/
+    Mat src1;
+    src1 = (Mat::ones(high_end, width_end, CV_8U));
+    unsigned char bb[high_end][width_end];//图
+    memset(bb, 0, sizeof(bb));
+    for (int i = 1; i < high_end - 1; i++)
+        for (int j = 1; j < width_end - 1; j++)
+            bb[i][j] = *b[i][j];
+    for (int i = 0; i < high_end; i++)
+        for (int j = 0; j < width_end; j++)
+            src1.at<uchar>(i, j) = bb[i][j];
+    namedWindow("result", 0);
+    int n1 = screenX / 5 * 3 / width_end;
+    int n2 = screenY / 5 * 3 / high_end;
+    resizeWindow("result", width_end * min(n1, n2), high_end * min(n1, n2));
+    imshow("result", src1);
+}

QT Source/change-view.h

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+#ifndef CHANGEVIEW_H
+#define CHANGEVIEW_H
+#include "opencv2/opencv.hpp"
+
+using namespace std;
+using namespace cv;
+
+extern Mat src;
+
+void read_pic(string path);
+void init_para();
+void change_view();
+extern int width ;
+extern int high ;
+extern int width_end ;
+extern int high_end ;
+extern float point[4][2];
+extern int point_center_y ;//0~high_end
+extern int see_len ;
+#endif // CHANGEVIEW_H

QT Source/change-view.pro

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+#-------------------------------------------------
+#
+# Project created by QtCreator 2022-07-26T15:03:02
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = change-view
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+CONFIG += c++11
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp \
+    change-view.cpp \
+    rubo_label.cpp
+
+HEADERS += \
+        mainwindow.h \
+    change-view.h \
+    rubo_label.h
+
+FORMS += \
+        mainwindow.ui
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target
+
+
+INCLUDEPATH += C:\OPENCV\make-qt\install\include
+C:\OPENCV\opencv\opencv\build\include\opencv2
+C:\OPENCV\opencv\opencv\build\bin
+LIBS += C:\OPENCV\make-qt\install\x64\mingw\bin\libopencv_*.dll
+-lopencv_world401
+-lopencv_world401d
+LIBS += -lpthread libwsock32 libws2_32
+
+#CONFIG += console
+
+
+
+#可执行文件名称
+TARGET="RUBO IPM"
+
+
+#版本信息
+VERSION = 1.0.0
+
+#图标
+
+#公司名称
+QMAKE_TARGET_COMPANY = "RUBO"
+
+#产品名称
+QMAKE_TARGET_PRODUCT = "RUBO IPM"
+
+#文件说明
+QMAKE_TARGET_DESCRIPTION = "MADE BY RUBO"
+
+#版权信息
+QMAKE_TARGET_COPYRIGHT = "RUBO"
+
+#中文（简体）
+RC_LANG = 0x0004
+
+RESOURCES += \
+    rubo.qrc
+
+
+
+
+RC_ICONS = RUBO1-tou.ico
+
+
+
+