对彩色图像进行色彩通道信息的分割

<pre name="code" class="html">#include <stdio.h>

#include <stdlib.h>
#include <string.h>
#include <cv.h>
#include <highgui.h>
int _tmain(int argc, _TCHAR* argv[])
{

IplImage *img = cvLoadImage("D:\\lena.bmp",CV_LOAD_IMAGE_COLOR);
cvShowImage("src", img);

IplImage* rImg=cvCreateImage(cvGetSize(img),IPL_DEPTH_8U,1);
IplImage* gImg=cvCreateImage(cvGetSize(img),IPL_DEPTH_8U,1);
IplImage* bImg=cvCreateImage(cvGetSize(img),IPL_DEPTH_8U,1);

IplImage* rImg1=cvCreateImage(cvGetSize(img),img->depth,3);
IplImage* gImg1=cvCreateImage(cvGetSize(img),img->depth,3);
IplImage* bImg1=cvCreateImage(cvGetSize(img),img->depth,3);

cvSplit( img, bImg, gImg, rImg, 0);

//0初始化很重要
cvZero(bImg1);
cvZero(gImg1);
cvZero(rImg1);

cvMerge(bImg, 0, 0, 0,bImg1);
cvMerge(0, gImg, 0, 0,gImg1);
cvMerge(0, 0, rImg, 0,rImg1);

cvShowImage("r", rImg1);
cvShowImage("g", gImg1);
cvShowImage("b", bImg1);

cvWaitKey(0);
}