图片的变换

#include"highgui.h"
#include"cv.h"
int main(int argc, char*argv[])
{
IplImage *img = cvLoadImage("d:\\3.jpg");
cvNamedWindow("window");
cvShowImage("window", img);

IplImage *t = cvCreateImage(cvGetSize(img), IPL_DEPTH_8U, 3);
cvConvertImage(img, t, CV_CVTIMG_SWAP_RB);//红蓝交错，另有	CV_CVTIMG_FLIP 是上下翻转
cvNamedWindow("win2");
cvShowImage("win2",t);

cvWaitKey(0);
cvReleaseImage(&img);
cvDestroyWindow("window");
cvReleaseImage(&t);
cvDestroyWindow("win2");
return 0;
}