inrange 이진화 영상

#include "opencv.hpp"

using namespace cv;

using namespace std;

int main()

{

Mat rgbImage = imread("hand.jpg");

// Mat rgbImage = imread("flower.jpg");

imshow("rgbImage", rgbImage);

Mat hsvImage;

cvtColor(rgbImage, hsvImage, COLOR_BGR2HSV);

imshow("hsvImage", hsvImage);

// hand.jpg

Scalar lowerb(0, 40, 0);

Scalar upperb(20, 180, 255);

// flower.jpg

// Scalar lowerb(150, 100,  100);

// Scalar upperb(180, 255, 255);

Mat dstImage;

inRange(hsvImage, lowerb, upperb, dstImage);

imshow("dstImage1", dstImage);

// check HSV range in object hand

vector<Mat> planes;

split(hsvImage, planes);

// imshow("planes[0]", planes[0]);

// imshow("planes[1]", planes[1]);

// imshow("planes[2]", planes[2]);

double minH, maxH;

minMaxLoc(planes[0], &minH, &maxH, NULL, NULL, dstImage);

cout << "minH =" << minH << ", maxH =" << maxH << endl;

double minS, maxS;

minMaxLoc(planes[1], &minS, &maxS, NULL, NULL, dstImage);

cout << "minS =" << minS << ", maxS =" << maxS << endl;

double minV, maxV;

minMaxLoc(planes[2], &minV, &maxV, NULL, NULL, dstImage);

cout << "minV =" << minV << ", maxV =" << maxV << endl;

waitKey();

return 0;

}