【文件属性】：
文件名称：vc环境实现sift算子
文件大小：31KB
文件格式：CPP
更新时间：2018-04-19 17:40:04
sift
OpenCV的库文件
#pragma comment lib "cv"
#pragma comment lib "highgui"
#pragma comment lib "cxcore"
gsl的库文件
#pragma comment lib "libgsl a"
#include "minpq h"
#include "sift h"
#include "imgfeatures h"
#include "kdtree h"
#include "utils h"
#include "xform h"
#include <cv h>
#include <cxcore h>
#include <highgui h>
#include <stdio h>
#include <iostream h>
the maximum number of keypoint NN candidates to check during BBF search
#define KDTREE BBF MAX NN CHKS 200
threshold on squared ratio of distances between NN and 2nd NN
#define NN SQ DIST RATIO THR 0 49
Globals
char img1 file[] " 1 bmp"; 怎么VC下一个点就够了的 net下需要两个点
char img2 file[] " 2 bmp";
double imgzoom scale 0 7; 显示匹配结果图的缩放比例
IplImage img1 img2 stacked;
other functions
鼠标响应函数（用于根据鼠键响应缩放匹配结果的窗口大小）
void on mouse int event int x int y int flags void param ;
typedef char va list;
#define INTSIZEOF n sizeof n + sizeof int 1 & sizeof int 1
#define va start ap v ap va list &v + INTSIZEOF v
#define va end ap ap va list 0
void fatal error char format
{
va list ap;
fprintf stderr "Error: " ;
va start ap format ;
vfprintf stderr format ap ;
va end ap ;
fprintf stderr " n" ;
abort ;
}
extern IplImage stack imgs IplImage img1 IplImage img2
{
IplImage stacked cvCreateImage cvSize MAX img1 >width img2 >width
img1 >height + img2 >height
IPL DEPTH 8U 3 ;
cvZero stacked ;
cvSetImageROI stacked cvRect 0 0 img1 >width img1 >height ;
cvAdd img1 stacked stacked NULL ;
cvSetImageROI stacked cvRect 0 img1 >height img2 >width img2 >height ;
cvAdd img2 stacked stacked NULL ;
cvResetImageROI stacked ;
return stacked;
}
int sift features IplImage img struct feature feat
{
return sift features img feat SIFT INTVLS SIFT SIGMA SIFT CONTR THR
SIFT CURV THR SIFT IMG DBL SIFT DESCR WIDTH
SIFT DESCR HIST BINS ;
}"> OpenCV的库文件
#pragma comment lib "cv"
#pragma comment lib "highgui"
#pragma comment lib "cxcore"
gsl的库文件
#pragma comment lib "libgsl a"
#include "minpq h"
#include "sift h"
#include [更多]