笔迹鉴别程序

考试的笔迹鉴别程序，分辨出不同人写的笔迹

测试/本机测试/2-侯-算法/handwriting/outline.cpp

@@ -0,0 +1,47 @@
+/* 	程序名：outline.c
+功能：输入文字图像。得到相应的轮廓图
+*/
+#pragma once
+#include <cv.h>  
+#include <highgui.h> 
+#include <stdlib.h>
+#include <stdio.h>
+
+IplImage* outline(IplImage* imgbj)
+{
+	/*定义变量*/
+    int i,j;
+    int height,width,step,channels;
+  	uchar *data;
+
+    /*定义新的图像*/
+	IplImage* imglk = cvCreateImage(cvGetSize(imgbj),imgbj->depth,imgbj->nChannels);
+
+    /* 获取图像信息*/
+  	height    = imgbj->height;  
+  	width     = imgbj->width;	
+  	step      = imgbj->widthStep;	
+  	channels  = imgbj->nChannels;
+  	data      = (uchar *)imgbj->imageData;
+
+
+	for(j=0;j<height;j++)
+	{
+		for(int i=0;i<width;i++)
+			imglk->imageData[j*step+i*channels]=255;
+		for( i=0;i<width-1;i++)
+			if(data[j*step+(i+1)*channels]-data[j*step+i*channels]==255)             //竖线右侧框
+		   		imglk->imageData[j*step+i*channels]=0;
+		    else if(data[j*step+i*channels]-data[j*step+(i+1)*channels]==255)        //竖线左侧框
+		   		imglk->imageData[j*step+(i+1)*channels]=0;
+	}
+
+	for(i=0;i<width;i++) 
+		for(j=0;j<height-1;j++)
+			if(data[j*step+i*channels]-data[(j+1)*step+i*channels]==255)             //横线下侧框
+		   		imglk->imageData[(j+1)*step+i*channels]=0;
+		    else if(data[(j+1)*step+i*channels]-data[j*step+i*channels]==255)        //横线上侧框
+		   		imglk->imageData[j*step+i*channels]=0;
+
+	return imglk;
+}