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資源簡介

本程序只是一個簡單的demo，里面包含了Opencv對HARRIS,SHI_TOMASI,FAST,SURF,SIFT算法的實現，初學著可以看看。

資源截圖

代碼片段和文件信息 

//?Harriscornerdetect.cpp?:?定義控制臺應用程序的入口點。
//

#include?“stdafx.h“
#include?“harris.h“
#include?“opencv2/nonfree/features2d.hpp“
#include?“opencv2/legacy/legacy.hpp“

int?typevalue;
int?maxtype=4;
char?*winname=“cornerdetect“;
Mat?image1image2image;
void?typeCallback（intvoid*）;
void?harrisDetect（）;
void?goodFeaturesDetect（）;
void?fastDetect（）;
void?surfDetect（）;
void?siftDetect（）;
int?main（int?argc?char?*argv[]）
{
????image1?=?imread?（“tower320.jpg“）;
	image2?=?imread?（“tower256.jpg“0）;
	if?（!image1.data||!image2.data）
	{
		printf（“please?input?the?right?picture.“）;
		return?-1;
	}
	namedWindow（winname）;
	createTrackbar（“CornerDetectType“winname&typevaluemaxtypetypeCallback）;
	typeCallback（00）;
????waitKey?（0）;
????return?0;
}

void?typeCallback（intvoid*）
{
	//灰度變換
????cvtColor?（image1imageCV_BGR2GRAY）;
	switch?（typevalue）
	{
	case?0:
		harrisDetect（）;
		break;
	case?1:
		goodFeaturesDetect（）;
		break;
	case?2:
		fastDetect（）;
		break;
	case?3:
		surfDetect（）;
		break;
	case?4:
		siftDetect（）;
		break;
	}
}
void?harrisDetect（）
{
	//?經典的harris角點方法
	harris?Harris;
	//?計算角點
	Harris.detect（image）;
	//獲得角點
	vector?pts;
	Harris.getCorners（pts0.01）;
	//?標記角點
	Harris.drawOnImage（imagepts）;
	imshow?（winnameimage）;
}
void?goodFeaturesDetect（）
{
	//?改進的harris角點檢測方法
	vector?corners;
	goodFeaturesToTrack（imagecorners
		200
		//角點最大數目
		0.01
		//?質量等級，這里是0.01*max（min（e1，e2）），e1，e2是harris矩陣的特征值
		10）;
	//?兩個角點之間的距離容忍度
	harris（）.drawOnImage（imagecorners）;//標記角點
		imshow?（winnameimage）;
	
}
void?fastDetect（）
{	
????//快速角點檢測
????vector?keypoints;
????FastFeatureDetector?fast（40true）;
????fast.detect?（imagekeypoints）;
????drawKeypoints?（imagekeypointsimageScalar::all（255）DrawMatchesFlags::DRAW_OVER_OUTIMG）;
	imshow?（winnameimage）;
}
void?surfDetect（）
{
	vector?keypoints_1?keypoints_2;
	?Mat?descriptors_1?descriptors_2;
	?//--?Step?1:?Detect?the?keypoints?using?SURF?Detector
	SurfFeatureDetector?surf（2500）;
	surf.detect（imagekeypoints_1）;
	surf.detect（image2keypoints_2）;
	//--?Step?2:?Calculate?descriptors?（feature?vectors）
	SurfDescriptorExtractor?extractor;
	extractor.compute（?image?keypoints_1?descriptors_1?）;
	extractor.compute（?image2?keypoints_2?descriptors_2?）;
	//--?Step?3:?Matching?descriptor?vectors?with?a?brute?force?matcher
	BruteForceMatcher?>?matcher;
	std::vector?matches;
	matcher.match（?descriptors_1?descriptors_2?matches?）;
	nth_element（matches.begin（）matches.begin（）+24matches.end（））;
	matches.erase（matches.begin（）+25matches.end（））;
	//--?Draw?matches
	Mat?img_matches;
	drawMatches（?image?keypoints_1?image2?keypoints_2?matches?img_matchesScalar（255255255）?）;
	drawKeypoints（imagekeypoints_1imageScalar（255255255）DrawMatchesFlags::DRAW_RICH_KEYPOINTS）;
	//--?Show?detected?matches
	imshow（“Matches“?img_matches?）;
	imshow?（winna

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????112128??2014-04-01?12:04??Harriscornerdetect\Debug\Harriscornerdetect.exe

?????文件????1101100??2014-04-01?12:04??Harriscornerdetect\Debug\Harriscornerdetect.ilk

?????文件????2075648??2014-04-01?12:04??Harriscornerdetect\Debug\Harriscornerdetect.pdb

?????文件???????1802??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\cl.command.1.tlog

?????文件??????13450??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\CL.read.1.tlog

?????文件???????1044??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\CL.write.1.tlog

?????文件????????406??2014-03-30?17:08??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.exe.embed.manifest

?????文件????????472??2014-03-30?17:08??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.exe.embed.manifest.res

?????文件????????381??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.exe.intermediate.manifest

?????文件?????????61??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.lastbuildstate

?????文件???????3327??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.log

?????文件?????434917??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.obj

?????文件????1179648??2014-03-30?16:31??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect.pch

?????文件????????226??2014-03-30?17:08??Harriscornerdetect\Harriscornerdetect\Debug\Harriscornerdetect_manifest.rc

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link-cvtres.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link-cvtres.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5224-cvtres.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5224-cvtres.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5224.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5224.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5624-cvtres.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5624-cvtres.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5624.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.5624.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.6768-cvtres.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.6768-cvtres.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.6768.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.6768.write.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.7056-cvtres.read.1.tlog

?????文件??????????2??2014-04-01?12:04??Harriscornerdetect\Harriscornerdetect\Debug\link.7056-cvtres.write.1.tlog

............此處省略58個文件信息

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