#include?
#include?
#include?“cv.h“
#include?“cvaux.h“
#include?“highgui.h“

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

//globle?variables
int?nTrainFaces?		=?0;	//?number?of?trainning?images
int?nEigens?			=?0;	//?number?of?eigenvalues
IplImage**?faceImgArr?		=?0;?	//?array?of?face?images
CvMat*?personNumTruthMat?	=?0;	//?array?of?person?numbers
IplImage*?pAvgTrainImg?		=?0;	//?the?average?image
IplImage**?eigenVectArr?	=?0;	//?eigenvectors
CvMat*?eigenValMat?		=?0;	//?eigenvalues
CvMat*?projectedTrainFaceMat?	=?0;	//?projected?training?faces

////?Function?prototypes
void?learn（）;
void?recognize（）;
void?doPCA（）;
void?storeTrainingData（）;
int?loadTrainingData（CvMat**?pTrainPersonNumMat）;
int?findNearestNeighbor（float*?projectedTestFace）;
int?loadFaceImgArray（char*?filename）;
void?printUsage（）;

int?main（?int?argc?char**?argv?）
{
	if（（argc?!=?2）?&&?（argc?!=?3））{
		printUsage（）;
		return?-1;
	}

	if（?!strcmp（argv[1]?“train“?））{
		cout?<		learn（）;
	}?else?if（?!strcmp（argv[1]?“test“）?）{
			cout?<		recognize（）;
	}?else?{
		printf（“Unknown?command:?%s\n“?argv[1]）;
	}
	return?0;
}

void?printUsage（）{
	printf（“Usage:?eigenface?\n“
		“??Valid?commands?are\n“
		“????train\n“
		“????test\n“
		）;
}

void?learn（）{
	int?i;

	//?load?training?data
	nTrainFaces?=?loadFaceImgArray（“train.txt“）;
	if（?nTrainFaces?		fprintf（
			stderr
			“Need?2?or?more?training?faces\n“
			“Input?file?contains?only?%d\n“
			nTrainFaces???
			）;
		return;
	}

	//?do?PCA?on?the?training?faces
	doPCA（）;

	//?project?the?training?images?onto?the?PCA?subspace
	projectedTrainFaceMat?=?cvCreateMat（nTrainFaces?nEigens?CV_32FC1）;
	for（i?=?0;?i?		cvEigenDecomposite（
			faceImgArr[i]
			nEigens
			eigenVectArr
			0?0
			pAvgTrainImg
			projectedTrainFaceMat->data.fl?+?i*nEigens
			）;
	}

	//?store?the?recognition?data?as?an?xml?file
	storeTrainingData（）;
}

int?loadFaceImgArray（char*?filename）{
	FILE*?imgListFile?=?0;
	char?imgFilename[512];
	int?iFace?nFaces?=?0;

	//?open?the?input?file
	imgListFile?=?fopen（filename?“r“）;

	//?count?the?number?of?faces
	while（?fgets（imgFilename?512?imgListFile）?）?++?nFaces;
	rewind（imgListFile）;

	//?allocate?the?face-image?array?and?person?number?matrix
	faceImgArr?=?（IplImage?**）cvAlloc（?nFaces*sizeof（IplImage?*）?）;
	personNumTruthMat?=?cvCreateMat（?1?nFaces?CV_32SC1?）;

	//?store?the?face?images?in?an?array
	for（iFace=0;?iFace		//read?person?number?and?name?of?image?file
		fscanf（imgListFile?“%d?%s“?personNumTruthMat->data.i+iFace?imgFilename）;

		//?load?the?face?image
		faceImgArr[iFace]?=?cvLoadImage（imgFilename?CV_LOAD_IMAGE_GRAYSCALE）;
	}

	fclose（imgListFile）;

	return?nFaces;
}

void?doPCA（）{
	int?i;
	CvTermCriteria?calcLimit;
	CvSize?faceImgSize;

	//?set?the?number?of?eigenvalues?to?use
	nEigens?=?nTrainFaces?-?1;

	//?allocate?the?eigenvector?images
	faceImgSize.width?=?faceImgAr

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

?????文件????????710??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\cl.command.1.tlog

?????文件??????33708??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\CL.read.1.tlog

?????文件????????408??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\CL.write.1.tlog

?????文件?????158762??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\faceRecOpencv.obj

?????文件???????2143??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.Build.CppClean.log

?????文件????????406??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.exe.embed.manifest

?????文件????????472??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.exe.embed.manifest.res

?????文件????????381??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.exe.intermediate.manifest

?????文件?????????65??2014-11-29?16:42??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.lastbuildstate

?????文件????????843??2014-11-29?16:42??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.log

?????文件??????????0??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv.write.1.tlog

?????文件????????218??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\FaceRec_Opencv_manifest.rc

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link-cvtres.read.1.tlog

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link-cvtres.write.1.tlog

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.24244-cvtres.read.1.tlog

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.24244-cvtres.write.1.tlog

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.24244.read.1.tlog

?????文件??????????2??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.24244.write.1.tlog

?????文件???????2176??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.command.1.tlog

?????文件???????5202??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.read.1.tlog

?????文件????????868??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\link.write.1.tlog

?????文件????????438??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\mt.command.1.tlog

?????文件????????370??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\mt.read.1.tlog

?????文件????????370??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\mt.write.1.tlog

?????文件????????622??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\rc.command.1.tlog

?????文件????????342??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\rc.read.1.tlog

?????文件????????350??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\rc.write.1.tlog

?????文件?????920576??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\vc100.idb

?????文件????1241088??2014-11-29?16:37??FaceRec_Opencv_PCA\Debug\vc100.pdb

?????文件?????798676??2014-11-29?16:42??FaceRec_Opencv_PCA\facedata.xml

............此處省略25個文件信息