opencv 双边模糊,膨胀腐蚀 开 闭操作

#include <opencv2/opencv.hpp> 
#include <iostream> 
using namespace cv;

int main(int argc, char** argv) {
    Mat src, dst;
    src = imread("E:/opencv3.2/TestOpenCVInstall/Debug/Test.jpg");
    if (!src.data) {
        printf("could not load image...
");
        return -1;
    }
    namedWindow("input image", CV_WINDOW_AUTOSIZE);
    imshow("input image", src);

    //medianBlur(src, dst, 3);
    bilateralFilter(src, dst, 15, 100, 5);
    namedWindow("BiBlur Filter Result", CV_WINDOW_AUTOSIZE);
    imshow("BiBlur Filter Result", dst);

    Mat resultImg;
    Mat kernel = (Mat_<int>(3, 3) << 0, -1, 0, -1, 5, -1, 0, -1, 0);
    filter2D(dst, resultImg, -1, kernel, Point(-1, -1), 0);
    imshow("Final Result", resultImg);

    waitKey(0);
    return 0;

}

#include <opencv2/opencv.hpp> 
#include <iostream> 
using namespace cv;

Mat src, dst;
char OUTPUT_WIN[] = "output image";
int element_size = 3;
int max_size = 21;
void CallBack_Demo(int, void*);
int main(int argc, char** argv) {
    
    src = imread("E:/opencv3.2/TestOpenCVInstall/Debug/Test.jpg");
    if (!src.data) {
        printf("could not load image...
");
        return -1;
    }
    namedWindow("input image", CV_WINDOW_AUTOSIZE);
    imshow("input image", src);

    namedWindow(OUTPUT_WIN, CV_WINDOW_AUTOSIZE);
    createTrackbar("Element Size :", OUTPUT_WIN, &element_size, max_size, CallBack_Demo);
    CallBack_Demo(0, 0);

    waitKey(0);
    return 0;
}

void CallBack_Demo(int, void*) {
    int s = element_size * 2 + 1;
    Mat structureElement = getStructuringElement(MORPH_RECT, Size(s, s), Point(-1, -1));
    dilate(src, dst, structureElement, Point(-1, -1), 1);
//    erode(src, dst, structureElement);
    imshow(OUTPUT_WIN, dst);
    return;
}

#include <opencv2/opencv.hpp>
#include <iostream>
#include <math.h>

using namespace cv;
int main(int argc, char** argv) {
    Mat src, dst;
    src = imread("E:/opencv3.2/TestOpenCVInstall/Debug/openclose.png");
    if (!src.data) {
        printf("could not load image...
");
    }
    namedWindow("input image", CV_WINDOW_AUTOSIZE);
    imshow("input image", src);
    char output_title[] = "morphology demo";
    namedWindow(output_title, CV_WINDOW_AUTOSIZE);

    Mat kernel = getStructuringElement(MORPH_RECT, Size(11, 11), Point(-1, -1));
    morphologyEx(src, dst, CV_MOP_OPEN, kernel); //开操作
    /*morphologyEx(src, dst, CV_MOP_BLACKHAT, kernel);*/
    
    //morphologyEx(src, dst, CV_MOP_TOPHAT, kernel);
    imshow(output_title, dst);

    waitKey(0);
    return 0;
}