#include "opencv2/imgproc/imgproc.hpp"
#include "opencv2/highgui/highgui.hpp"
#include <stdlib.h>
#include <stdio.h>
using namespace cv;
/** @函数 main */
int main( int argc, char** argv )
{
Mat src, src_gray, dst;
int kernel_size = 3;
int scale = 1;
int delta = 0;
int ddepth = CV_16S;
char* window_name = "Laplace Demo";
int c;
/// 装载图像
src = imread( argv[1] );
if( !src.data )
{ return -1; }
/// 使用高斯滤波消除噪声
GaussianBlur( src, src, Size(3,3), 0, 0, BORDER_DEFAULT );
/// 转换为灰度图
cvtColor( src, src_gray, CV_RGB2GRAY );
/// 创建显示窗口
namedWindow( window_name, CV_WINDOW_AUTOSIZE );
/// 使用Laplace函数
Mat abs_dst;
Laplacian( src_gray, dst, ddepth, kernel_size, scale, delta, BORDER_DEFAULT );
convertScaleAbs( dst, abs_dst );
/// 显示结果
imshow( window_name, abs_dst );
waitKey(0);
return 0;
}