//C언어로 작성된 코드 //읽어오기 #include "opencv/cv.h" #include "opencv/highgui.h" int main(void) { IplImage* pImage = cvLoadImage("lena.png", -1); if (pImage == NULL) return -1; cvNameWindow("Image", 1); cvShowImage("Image", pImage); cvWaitKey(0); cvDestroyWindow("Image"); cvReleaseImage(&pImage); return 0; } |
//C++언어로 작성된 코드 //읽어오기 #include "opencv2/core/core.hpp" #include "opencv2/highgui/highgui.hpp" using namespace cv; int main(void) { Mat image = imread("lena.jpg", -1); if (image.data == NULL) return -1; namedWindow("image"); imshow("image", image); waitKey(0); return 0; } |
//저장하기 #include "opencv/cv.h" #include "opencv/highgui.h" int main(void) { IplImage* pImage = cvLoadImage("lena.png", -1); if (pImage == NULL) return -1; int param[3]; param[0] = CV_IMWRITE_JPEG_QUALITY; param[1] = 95; param[2] = 0; cvSaveImage("result.jpg", pImage, param); cvReleaseImage(&pImage); return 0; } |
//저장하기 #include "opencv2/core/core.hpp" #include "opencv2/highgui/highgui.hpp" using namespace cv; int main(void) { Mat image = imread("lena.jpg", -1); if (image.data == NULL) return -1; vector params; params.push_back(CV_IMWRITE_JPEG_QUALITY); params.push_back(95); imwrite("result.jpg", image, params); return 0; } |
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