//?ImageMosaic.cpp?:?此文件包含?“main“?函數(shù)。程序執(zhí)行將在此處開(kāi)始并結(jié)束。
//?source?code?:?https://blog.csdn.net/dcrmg/article/details/52629856
//?explanation?:?https://blog.csdn.net/u012384044/article/details/73162675#commentBox
//

#include?“pch.h“
#include?
#include?

#include?“opencv2/highgui/highgui.hpp“??
#include?“opencv2/nonfree/nonfree.hpp“??
#include?“opencv2/legacy/legacy.hpp“?

using?namespace?cv;
using?namespace?std;

//計(jì)算原始圖像點(diǎn)位在經(jīng)過(guò)矩陣變換后在目標(biāo)圖像上對(duì)應(yīng)位置
Point2f?getTransformPoint（const?Point2f?originalPoint?const?Mat?&transformMaxtri）;

int?main（int?argc?char?*argv[]）
{
	string?filename1?=?“100-0038_img.jpg“;
	string?filename2?=?“100-0039_img.jpg“;
	Mat?image01?=?imread（filename1）;
	Mat?image02?=?imread（filename2）;
	imshow（“拼接圖像1“?image01）;
	imshow（“拼接圖像2“?image02）;

	//灰度圖轉(zhuǎn)換
	Mat?image1?image2;
	cvtColor（image01?image1?CV_RGB2GRAY）;
	cvtColor（image02?image2?CV_RGB2GRAY）;

	//提取特征點(diǎn)??
	SurfFeatureDetector?detector（800）;????//?surf.?hessianThreshold
	//SiftFeatureDetector?detector（800）;??//?sift.?nfeatures

	vector?keyPoint1?keyPoint2;
	detector.detect（image1?keyPoint1）;
	detector.detect（image2?keyPoint2）;
	
	//?顯示特征點(diǎn)
	Mat?image1KeyPoint?image2KeyPoint;
	drawKeypoints（image01?keyPoint1?image1KeyPoint
		Scalar::all（-1）?DrawMatchesFlags::DRAW_RICH_KEYPOINTS）;
	drawKeypoints（image02?keyPoint2?image2KeyPoint
		Scalar::all（-1）?DrawMatchesFlags::DRAW_RICH_KEYPOINTS）;
	imshow（“image1Keypoint“?image1KeyPoint）;
	imshow（“image2Keypoint“?image2KeyPoint）;
	//waitKey（0）;

	//特征點(diǎn)描述，為下邊的特征點(diǎn)匹配做準(zhǔn)備??
	SurfDescriptorExtractor?descriptor;????//surf
	//SiftDescriptorExtractor?descriptor;??//sift

	Mat?imageDesc1?imageDesc2;
	descriptor.compute（image1?keyPoint1?imageDesc1）;
	descriptor.compute（image2?keyPoint2?imageDesc2）;

	//獲得匹配特征點(diǎn)，并提取最優(yōu)配對(duì)??	
	FlannbasedMatcher?matcher;
	vector?matchePoints;
	matcher.match（imageDesc1?imageDesc2?matchePoints?Mat（））;

	//?粗匹配圖像
	Mat?outImg;
	drawMatches（image01?keyPoint1?image02?keyPoint2?matchePoints?outImg
		Scalar::all（-1）?Scalar::all（-1）?vector（）?DrawMatchesFlags::DRAW_RICH_KEYPOINTS）;
	imshow（“粗匹配結(jié)果“?outImg）;
	//waitKey（0）;

	sort（matchePoints.begin（）?matchePoints.end（））;?//特征點(diǎn)排序	
	//獲取排在前N個(gè)的最優(yōu)匹配特征點(diǎn)
	vector?imagePoints1?imagePoints2;
	for?（int?i?=?0;?i?	{
		imagePoints1.push_back（keyPoint1[matchePoints[i].queryIdx].pt）;
		imagePoints2.push_back（keyPoint2[matchePoints[i].trainIdx].pt）;
	}

	//獲取圖像1到圖像2的投影映射矩陣，尺寸為3*3
	vector?inliersMask（imagePoints1.size（））;
	Mat?homo?=?findHomography（imagePoints1?imagePoints2?CV_RANSAC?3.0?inliersMask）;
	vectormatches_ransac;
	//?手動(dòng)的保留RANSAC過(guò)濾后的匹配點(diǎn)對(duì)?
	//?這一步做的沒(méi)必要，因?yàn)樽詈蟠_定匹配區(qū)域的時(shí)候只用到了第一個(gè)點(diǎn)。
	for?（int?i?=?0;?i?	{
		cout?<		if?（inliersMask[i]）
		{
			matches_ransac.push_back（matchePoints[i]）;
		}
	}
	drawMatches（image01?keyPoint1?image02?keyPoint

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-15?17:30??ImageMosaic\
?????目錄???????????0??2018-10-16?15:06??ImageMosaic\ImageMosaic\
?????目錄???????????0??2018-10-15?17:30??ImageMosaic\ImageMosaic\.vs\
?????目錄???????????0??2018-10-15?17:30??ImageMosaic\ImageMosaic\.vs\ImageMosaic\
?????目錄???????????0??2018-10-16?15:06??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\
?????文件???????51712??2018-10-16?15:06??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\.suo
?????文件????19685376??2018-10-16?15:06??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\Browse.VC.db
?????目錄???????????0??2018-10-16?09:19??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\ipch\
?????目錄???????????0??2018-10-16?15:06??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\ipch\AutoPCH\
?????文件??????327680??2018-10-16?09:19??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\ipch\beec6b604aac47a8.ipch
?????文件??????327680??2018-10-16?15:04??ImageMosaic\ImageMosaic\.vs\ImageMosaic\v15\ipch\e7d55abe53aad59d.ipch
?????目錄???????????0??2018-10-16?15:05??ImageMosaic\ImageMosaic\ImageMosaic\
?????文件??????109215??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0023_img.jpg
?????文件??????118280??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0024_img.jpg
?????文件??????133387??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0025_img.jpg
?????文件???????61019??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0038_img.jpg
?????文件???????87303??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0039_img.jpg
?????文件???????60433??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\100-0040_img.jpg
?????文件??????126555??2004-10-22?08:25??ImageMosaic\ImageMosaic\ImageMosaic\101-0104_img.jpg
?????文件???????13412??2018-10-16?15:04??ImageMosaic\ImageMosaic\ImageMosaic\ImageMosaic.cpp
?????文件????????9531??2018-10-16?09:19??ImageMosaic\ImageMosaic\ImageMosaic\ImageMosaic.vcxproj
?????文件????????1159??2018-10-15?17:30??ImageMosaic\ImageMosaic\ImageMosaic\ImageMosaic.vcxproj.filters
?????文件?????????165??2018-10-15?17:30??ImageMosaic\ImageMosaic\ImageMosaic\ImageMosaic.vcxproj.user
?????文件?????????188??2018-10-15?17:30??ImageMosaic\ImageMosaic\ImageMosaic\pch.cpp
?????文件?????????614??2018-10-15?17:30??ImageMosaic\ImageMosaic\ImageMosaic\pch.h
?????文件??????215891??2018-10-16?15:04??ImageMosaic\ImageMosaic\ImageMosaic\拼接結(jié)果.jpg
?????文件????????1447??2018-10-15?17:30??ImageMosaic\ImageMosaic\ImageMosaic.sln