【openCV】多通道的拆分

#include <cv.h>#include <highgui.h>#include <iostream>using namespace std;void main(){IplImage *src = cvLoadImage("H:\\CMU表情库\\cohn-kanade\\cohn-kanade\\cohn-kanade\\S010\\001\\S010_001_01594226.png",1);IplImage *dst = cvCreateImage(cvGetSize(src),src->depth,src->nChannels);//转换图像的颜色空间cvCvtColor(src,dst,CV_BGR2Lab);IplImage *light = cvCreateImage(cvGetSize(src),IPL_DEPTH_8U,1);IplImage *a = cvCreateImage(cvGetSize(src),IPL_DEPTH_8U,1);IplImage *b = cvCreateImage(cvGetSize(src),IPL_DEPTH_8U,1);//拆分成单通道cvSplit(src,light,a,b,NULL);cvNamedWindow("SourceImage",1);cvShowImage("SourceImage",src);cvNamedWindow("Light",1);cvShowImage("Light",light);cvNamedWindow("a",1);cvShowImage("a",a);cvNamedWindow("b");cvShowImage("b",b);cvWaitKey();cvSaveImage("light.jpg",light);cvSaveImage("a.jpg",a);cvSaveImage("b.jpg",b);cvDestroyWindow("SourceImage");cvDestroyWindow("Light");cvDestroyWindow("a");cvDestroyWindow("b");cvReleaseImage(&src);cvReleaseImage(&light);cvReleaseImage(&a);cvReleaseImage(&b);}