sobel gaussin laplace canny等opencv测试

来源：互联网发布：淘宝网韩版卫衣编辑：程序博客网时间：2024/04/30 12:33

#include <cv.h>

#include <highgui.h>

#include <iostream>

using namespace std;

int main(int argc,constchar * argv[]) {

IplImage *pImage=NULL,*pImgSobelgray=NULL,*pImg8u=NULL,*pImg8uSmooth=NULL,*pImgColor=NULL,*pImgSobelcolor=NULL;

IplImage *pImgPlanes[3]={0,0,0};

IplImage *img=cvLoadImage("/Users/guofeng/Documents/sobelTest/test.bmp");

pImage=cvCloneImage(img);

pImg8u=cvCreateImage(cvGetSize(pImage),IPL_DEPTH_8U,1);

pImg8uSmooth=cvCreateImage(cvGetSize(pImage),IPL_DEPTH_8U,1);

cvCvtColor(pImage, pImg8u,CV_BGR2GRAY);

cvSmooth(pImg8u, pImg8uSmooth,CV_GAUSSIAN,3,0,0);

pImgSobelgray=cvCreateImage(cvGetSize(pImage),IPL_DEPTH_16S,1);

cvSobel(pImg8uSmooth,pImgSobelgray,0,1,3);

cvConvertScaleAbs(pImgSobelgray, pImg8u,1,0);

cvNamedWindow("img",1);

cvNamedWindow("gaussin",1);

cvNamedWindow("sobelgray",1);

cvShowImage("img", img);

cvShowImage("gaussin", pImg8uSmooth);

cvShowImage("sobelgray", pImg8u);

cvSaveImage("/Users/guofeng/Documents/sobelTest/sobelgray.jpg", pImg8u);

cvNamedWindow("laplace",1);

cvLaplace(pImg8uSmooth,pImgSobelgray,3);

cvConvertScaleAbs(pImgSobelgray, pImg8u,1,0);

cvShowImage("laplace", pImg8u);

cvSaveImage("/Users/guofeng/Documents/sobelTest/laplace.jpg", pImg8u);

cvCanny(pImg8uSmooth, pImg8u,50,50);

cvNamedWindow("canny",1);

cvShowImage("canny", pImg8u);

cvSaveImage("/Users/guofeng/Documents/sobelTest/canny.jpg", pImg8u);

for(int i=0;i<3;i++)

pImgPlanes[i]=cvCreateImage(cvGetSize(pImage),IPL_DEPTH_8U,1);

pImgSobelcolor=cvCreateImage(cvGetSize(pImage),IPL_DEPTH_16S,1);

pImgColor=cvCreateImage(cvGetSize(img),IPL_DEPTH_8U, img->nChannels);

cvCvtPixToPlane(pImage,pImgPlanes[0],pImgPlanes[1],pImgPlanes[2],0);

for(int i=0;i<3;i++)

{

cvSobel(pImgPlanes[i], pImgSobelcolor,0,1,3);

cvConvertScaleAbs(pImgSobelcolor, pImgPlanes[i]);

}

cvCvtPlaneToPix(pImgPlanes[0],pImgPlanes[1],pImgPlanes[2],0,pImgColor);

cvNamedWindow("sobelcolor",1);

cvShowImage("sobelcolor", pImgColor);

cvSaveImage("/Users/guofeng/Documents/sobelTest/Sobelcolor.jpg", pImgColor);

cvWaitKey(0);

cvDestroyAllWindows();

cvReleaseImage(&pImgColor);

cvReleaseImage(&pImage);

cvReleaseImage(&pImgSobelcolor);

cvReleaseImage(&pImgSobelgray);

cvReleaseImage(&pImg8u);

cvReleaseImage(&pImg8uSmooth);

//cvReleaseImage(&pImgPlanes);

return0;

}

原始图像

sobel灰度图像

sobel彩色图像

laplace图像测试

canny图像测试

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