阈值函数测试

来源：互联网发布：金百福软件使用步骤编辑：程序博客网时间：2024/05/02 21:21

#include"cv.h"

#include"highgui.h"

#include "stdio.h"

void fun(IplImage *srctemp,IplImage *dsttemp)

{

//对单通道数组进行固定阈值分割

cvThreshold( srctemp, dsttemp, 120.0, 255, CV_THRESH_BINARY );

cvNamedWindow("dsttemp",1);

cvShowImage("dsttemp",dsttemp);

//自适应阈值操作

cvAdaptiveThreshold(srctemp,dsttemp,256.0,CV_ADAPTIVE_THRESH_MEAN_C,CV_THRESH_BINARY,3,5);

}

int main(int argc,char *argv[])

{

IplImage * src=0;

IplImage * dst=0;

IplImage * dsttemp=0;

IplImage * srctemp=0;

src=cvLoadImage("rice.png",1);

cvNamedWindow("src",1);

cvShowImage("src",src);

printf("channels=%d,depth=%d/n",src->nChannels,src->depth);

srctemp = cvCreateImage(cvGetSize(src),src->depth,1);

dsttemp = cvCreateImage(cvGetSize(src),src->depth,1);

dst = cvCreateImage(cvGetSize(src),src->depth,3);

for(int i=1;i<=src->nChannels;i++)

{

cvSetImageCOI(src,i);

cvSetImageCOI(dst,i);

cvCopy(src,srctemp,NULL);

fun(srctemp,dsttemp);

cvCopy(dsttemp,dst,NULL);

}

//fun(src,dst);

cvNamedWindow("dst",1);

cvShowImage("dst",dst);

cvWaitKey(0);

return 0;

}