《学习OpenCV》练习5-4

#include "cv.h"
#include "highgui.h"
#include "stdio.h"

//*****************************************************
//主函数
//*****************************************************
int main()
{
/*载入源图像*/
IplImage* src1 = cvLoadImage( "homework_1.jpg" );
IplImage* src2 = cvLoadImage( "homework_2.jpg" );

/*判断是否出错*/
if (!src1 || !src2)
{
if (!src1)
printf( "failed to load %d.\n", "homework_1.jpg" );
if (!src2)
printf( "failed to load %d.\n", "homework_2.jpg" );
return -1;
}

/*创建图像空间*/
IplImage* differ12 = cvCreateImage( cvGetSize(src1), IPL_DEPTH_8U, 3 );
IplImage* cleandiff = cvCreateImage( cvGetSize(src1), IPL_DEPTH_8U, 3 );
IplImage* dirtydiff = cvCreateImage( cvGetSize(src1), IPL_DEPTH_8U, 3 );

/*创建并命名窗口*/
cvNamedWindow( "differ12", CV_WINDOW_NORMAL );
cvNamedWindow( "cleandiff", CV_WINDOW_NORMAL );
cvNamedWindow( "dirtydiff", CV_WINDOW_NORMAL );

/*图像处理*/
cvAbsDiff( src1, src2, differ12 );					//differ12 = |src1 - src2|

cvErode( differ12, cleandiff );
cvDilate( cleandiff, cleandiff );					//对differ12先进行腐蚀，然后进行膨胀操作（开运算），赋给cleandiff

cvDilate( differ12, dirtydiff );
cvErode( dirtydiff, dirtydiff );					//对differ12先进行膨胀，然后进行腐蚀操作（闭运算），赋给dirtydiff

/*显示图像*/
cvShowImage( "differ12", differ12 );
cvShowImage( "cleandiff", cleandiff );
cvShowImage( "dirtydiff", dirtydiff );

/*释放内存与销毁窗口*/
cvWaitKey(0);
cvReleaseImage( &differ12 );
cvReleaseImage( &cleandiff );
cvReleaseImage( &dirtydiff );
cvDestroyAllWindows();

return 0;
}