opencv实现的手势识别，石头剪刀布的实现，亲测可运行

// @Author:onezeros@yahoo.cn
// @Date:10/8/2010

//abstract features:width/height white pixels ratio
#include 
#include 
#include 

#include 
#include 
#include 
#include 
#include 
#include 
using namespace std;

void featrue（IplImage* imgfloat& widHeiRatiofloat& whitePixelRatio）
{
	assert（img->nChannels==1）;
	unsigned long whitePixelNum=0;
		
	int top=img->height;
	int bottom=-1;
	int right=0;
	for （int w=0;wwidth;w++）{
		bool isBlack=true;
		int b=-1;
		int t=-1;
		unsigned char* pline=（unsigned char*）（img->imageData）;
		for （int h=0;hheight;h++pline+=img->widthStep）{
			if （*（pline+w）>100）{
				isBlack=false;
				whitePixelNum++;
				if （t<0）{
					t=h;
					b=h;
				}else{
					b=h;
				}
			}
		}
		if （isBlack）{
			break;
		}
		if （top>t）{
			top=t;
		}
		if （bottom			bottom=b;
		}

		right=w;
	}
	widHeiRatio=（float）right/（bottom-top）;
	whitePixelRatio=（float）whitePixelNum/right/（bottom-top）;

}
int main（ int argc char** argv ）
{	
	IplImage* pImg;
	char strBuff[3][100];
	fstream filefeature1（“feature-widthHeight.txt“ios::out）;
	fstream filefeature2（“feature-whiteRatio.txt“ios::out）;
	float widHeiRatio=0;
	float whiteRatio=0;
	for（int counter=0;counter<100;counter++）{
		sprintf（strBuff[0]“images-train/stone-%03d.bmp“counter）;
		sprintf（strBuff[1]“images-train/scissors-%03d.bmp“counter）;
		sprintf（strBuff[2]“images-train/cloth-%03d.bmp“counter）;
		for （int i=0;i<3;i++）{
			pImg=cvLoadImage（strBuff[i]CV_LOAD_IMAGE_GRAYSCALE）;
			if （pImg==NULL）{
				cout<<“error happened while loading image:“<				cvWaitKey（0）;
			}
			featrue（pImgwidHeiRatiowhiteRatio）;
			cvReleaseImage（&pImg）;
			filefeature1<			filefeature2<			cout<		}
		filefeature1<		filefeature2<		
	}
	filefeature1.close（）;
	filefeature2.close（）;
	
	return 0;
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2013-11-12 21:56  opencv实现的手势识别，石头剪刀布的实现
     目录           0  2013-11-21 23:00  opencv实现的手势识别，石头剪刀布的实现StoneScissorsCloth
     目录           0  2013-11-21 22:48  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothRelease
     文件       41068  2013-11-19 21:44  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseCL.read.1.tlog
     文件        1448  2013-11-19 21:44  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseCL.write.1.tlog
     文件       26624  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.exe
     文件         381  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.exe.intermediate.manifest
     文件         150  2013-11-21 22:48  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.lastbuildstate
     文件        1218  2013-11-21 22:48  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.log
     文件     1027072  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.pdb
     文件        1320  2013-11-19 15:36  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth.res
     文件     1745641  2013-11-19 21:44  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaseStoneScissorsCloth_recognize.obj
     文件        1910  2013-11-19 21:44  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleasecl.command.1.tlog
     文件           2  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaselink-cvtres.read.1.tlog
     文件           2  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaselink-cvtres.write.1.tlog
     文件        5674  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaselink.command.1.tlog
     文件        8166  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaselink.read.1.tlog
     文件        1236  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleaselink.write.1.tlog
     文件         718  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleasemt.command.1.tlog
     文件        1632  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleasemt.read.1.tlog
     文件         516  2013-11-21 22:38  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleasemt.write.1.tlog
     文件        1610  2013-11-19 15:36  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothRelease
c.command.1.tlog
     文件        5576  2013-11-19 15:36  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothRelease
c.read.1.tlog
     文件         934  2013-11-19 15:36  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothRelease
c.write.1.tlog
     文件      765952  2013-11-19 21:44  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothReleasevc100.pdb
     文件      823548  2010-10-10 08:22  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth-images.zip
     文件       19532  2013-11-20 09:57  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth.aps
     文件        1964  2010-10-08 21:19  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth.rc
     文件    13979648  2013-11-21 23:01  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth.sdf
     文件         902  2013-11-19 11:05  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth.sln
     文件       30208  2013-11-21 23:00  opencv实现的手势识别，石头剪刀布的实现StoneScissorsClothStoneScissorsCloth.suo
............此处省略30个文件信息