#include "opencv2/imgproc/imgproc.hpp"

 #include "opencv2/highgui/highgui.hpp"

 #include "highgui.h"

 #include <stdlib.h>

 #include <stdio.h>

 using namespace cv;

 /// 全局变量

 Mat src, erosion_dst, dilation_dst;

 int erosion_elem = ;

 int erosion_size = ;

 int dilation_elem = ;

 int dilation_size = ;

 int const max_elem = ;

 int const max_kernel_size = ;

 /** Function Headers */

 void Erosion( int, void* );

 void Dilation( int, void* );

 /** @function main */

 int main( int argc, char** argv )

 {

   /// Load 图像

   src = imread( argv[] );

   if( !src.data )

   { return -; }

   /// 创建显示窗口

   namedWindow( "Erosion Demo", CV_WINDOW_AUTOSIZE );

   namedWindow( "Dilation Demo", CV_WINDOW_AUTOSIZE );

   cvMoveWindow( "Dilation Demo", src.cols,  );

   /// 创建腐蚀 Trackbar

   createTrackbar( "Element:\n 0: Rect \n 1: Cross \n 2: Ellipse", "Erosion Demo",

                   &erosion_elem, max_elem,

                   Erosion );

   createTrackbar( "Kernel size:\n 2n +1", "Erosion Demo",

                   &erosion_size, max_kernel_size,

                   Erosion );

   /// 创建膨胀 Trackbar

   createTrackbar( "Element:\n 0: Rect \n 1: Cross \n 2: Ellipse", "Dilation Demo",

                   &dilation_elem, max_elem,

                   Dilation );

   createTrackbar( "Kernel size:\n 2n +1", "Dilation Demo",

                   &dilation_size, max_kernel_size,

                   Dilation );

   /// Default start

   Erosion( ,  );

   Dilation( ,  );

   waitKey();

   return ;

 }

 /**  @function Erosion  */

 void Erosion( int, void* )

 {

   int erosion_type;

   if( erosion_elem ==  ){ erosion_type = MORPH_RECT; }

   else if( erosion_elem ==  ){ erosion_type = MORPH_CROSS; }

   else if( erosion_elem == ) { erosion_type = MORPH_ELLIPSE; }

   Mat element = getStructuringElement( erosion_type,

                                        Size( *erosion_size + , *erosion_size+ ),

                                        Point( erosion_size, erosion_size ) );

   /// 腐蚀操作

   erode( src, erosion_dst, element );

   imshow( "Erosion Demo", erosion_dst );

 }

 /** @function Dilation */

 void Dilation( int, void* )

 {

   int dilation_type;

   if( dilation_elem ==  ){ dilation_type = MORPH_RECT; }

   else if( dilation_elem ==  ){ dilation_type = MORPH_CROSS; }

   else if( dilation_elem == ) { dilation_type = MORPH_ELLIPSE; }

   Mat element = getStructuringElement( dilation_type,

                                        Size( *dilation_size + , *dilation_size+ ),

                                        Point( dilation_size, dilation_size ) );

   ///膨胀操作

   dilate( src, dilation_dst, element );

   imshow( "Dilation Demo", dilation_dst );

 }