54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/* 程序名：Cjbsb.c
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功能：读入图像文件，甄别图像的角标
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*/
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#pragma once
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#include <cv.h>
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#include <highgui.h>
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#include <stdlib.h>
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#include <stdio.h>
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extern IplImage* src;
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IplImage* Cjbsb(IplImage* img,IplImage* imgjbsb,int jbwhite,int jbblack)
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{
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/*定义变量*/
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int i,j,ii,jj,sumjb1,sumjb2,jbi=0,jbj=0;
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int height,width,step,channels;
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uchar *data;
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int brklab=0;
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/* 获取图像信息*/
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height = img->height;
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width = img->width;
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step = img->widthStep;
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channels = img->nChannels;
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data = (uchar *)img->imageData;
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// IplImage* imgjbsb = cvCreateImage(cvGetSize(img),img->depth,img->nChannels);
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cvCopy(img,imgjbsb,NULL);
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uchar *imgjbsbdata= (uchar *)imgjbsb->imageData;
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//以角标为起点进行裁剪与画框
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CvSize jbcjsize=cvSize(835,165); //角标裁剪框的大小，宽为835象素，高为165象素
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IplImage* imgjbcj = cvCreateImage(jbcjsize,img->depth,img->nChannels);
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uchar *imgjbcjdata= (uchar *)imgjbcj->imageData;
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int jbcjstep = imgjbcj->widthStep;
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int jbcjchannels = imgjbcj->nChannels;
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for(i=0;i<165;i++)
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for(j=0;j<835;j++)
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imgjbcjdata[i*jbcjstep+j*jbcjchannels]=data[(i+jbi)*step+(j+jbj)*channels];
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for(i=0;i<165;i=i+2)
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{
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imgjbsbdata[(i+jbi)*step+jbj*channels]=0;
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imgjbsbdata[(i+jbi)*step+(jbj+835)*channels]=0;
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}
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for(j=0;j<835;j=j+2)
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{
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imgjbsbdata[jbi*step+(j+jbj)*channels]=0;
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imgjbsbdata[(jbi+165)*step+(j+jbj)*channels]=0;
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}
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return imgjbcj;
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} |