02 cvConvertImage , CV_CVTIMG_SWAP_RB 1.2.1 紅色 藍色 顏色互轉

openCV 的顏色轉換API
cvConvertImage , CV_CVTIMG_SWAP_RB 1.2.1 紅色　藍色　顏色互轉



#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/opencv.hpp>
#include
#include
#include
using namespace cv;
int main(int argc,char **argv)


 if(argc<=1)
 
 std::cout<<"Error:Please Load a picture!"<<std::endl;
 return 0;
 

 IplImage *image,*hsv,*mask;
 //建立視窗
 namedWindow("image",CV_WINDOW_AUTOSIZE);
 namedWindow("CV_CVTIMG_SWAP_RB",CV_WINDOW_AUTOSIZE);

 //讀取圖片
 image=cvLoadImage(argv[1]);
 hsv=cvCreateImage(cvGetSize(image),8,3);
 cvConvertImage(image,hsv,CV_CVTIMG_SWAP_RB);
 cvShowImage("image",image);
 cvShowImage("CV_CVTIMG_SWAP_RB",hsv);

 waitKey(0);

 cvDestroyAllWindows();
 cvReleaseImage(&image);
 cvReleaseImage(&hsv);
 system("pause");
 return 0;



 
02 cvConvertImage , CV_CVTIMG_SWAP_RB 1.2.1 紅色　藍色　顏色互轉