#include?“cv.h“
#include?“highgui.h“
#include?
#include?
#include?
#include?
#include?
const?double?MHI_DURATION?=?0.5;
const?int?N?=?3;
const?int?CONTOUR_MAX_AERA?=?800;//最小區域
int?last?=?0;
int?nFrmNum?=?0;
bool?FindCar=false;
int?No[5]={00000};
int?sum[4]={0000};

IplImage?**buf?=?0;//?ring?image?buffer
IplImage?*mhi?=?0;?//?MHI:?motion?history?image

struct?AvTrackBlock{
		int?Direction;??????//1表示進入區域，0表示離開區域
		int?framesTracked;??//已經跟蹤到車輛的幀數。
		int?avgX;???????????//車輛x方向中心
		int?avgY;???????????//車輛y方向中心
	}?TrackBlock[4][5];

void?DrawText（IplImage*?pImgchar*?textCvPoint?Point）;
void?DrawCount（IplImage*?pImgint?countCvPoint?Point）;
void?AddBlobTrack（IplImage*?imgint?iCvPoint?pt_Rect）;
void?update_mhi（?IplImage*?img?IplImage*?dst?int?diff_threshold?）;

int?main（）
{
	IplImage*?motion?=?NULL;?
	IplImage*?image;
	CvCapture*?capture?=?NULL;

	capture?=?cvCaptureFromFile（“F:\\01.avi“）;//打開文件
	if（?!cvGrabframe（?capture?））	
		printf（?“Can?not?open?video?file?%s\n“）;
	cvNamedWindow（?“Motion“?1?）;		//窗口命名
	cvNamedWindow（?“temp“?2?）;		//窗口命名
	cvNamedWindow（?“temp2“?3?）;		//窗口命名
	cvNamedWindow（?“temp3“?4?）;		//窗口命名
//	cvNamedWindow（?“temp4“?4?）;		//窗口命名
	cvMoveWindow（“Motion“?0?100?）;
	cvMoveWindow（“temp“?300?100?）;
	cvMoveWindow（“temp2“?650?100?）;
	cvMoveWindow（“temp3“?950?100?）;
//	cvMoveWindow（“temp4“?1200?100?）;
	for（int?i=0;i<4;i++）		//初始化跟蹤結構體
	for（int?j=0;j<5;j++）
	{
		TrackBlock[i][j].Direction=0;
		TrackBlock[i][j].framesTracked=0;
		TrackBlock[i][j].avgX=0;
		TrackBlock[i][j].avgY=0;
	}

					?
	if（?capture?）
	{
		while（image?=?cvQueryframe（capture））//獲取視頻
		{???????
			nFrmNum++;?
			image?=?cvRetrieveframe（capture0?）;
			if（nFrmNum?==?1）
			{?????
				motion?=?cvCreateImage（?cvSize（image->widthimage->height）?8?1?）;//創建圖像
				cvZero（?motion?）;												//置0
				motion->origin?=?image->origin;									//對其原點??????			
			}
			update_mhi（?image?motion?60?）;									//更新
			cvShowImage（?“Motion“?image?）;										//顯示圖像
			
			if（?cvWaitKey（10）?>=?0?）											//如果等待錯過10??則跳出循環
				break;
		}
		cvReleaseCapture（?&capture?）;											//釋放捕獲
		cvDestroyWindow（?“Motion“?）;											//銷毀窗口
	}
	return?0;
}

//??參數：
//??img?–?輸入視頻幀
//??dst?–?檢測結果
void??update_mhi（?IplImage*?img?IplImage*?dst?int?diff_threshold?）
{
????double?timestamp?=?clock（）/100.;?//?get?current?time?in?seconds??
????int?i?j?idx1?idx2;
????uchar?val;
????float?temp;
	int?avgX1?=?0;
	int?avgY1?=?0;?

	CvSize?size?=?cvSize（img->widthimg->height）;?//?get?current?frame?size
	IplImage*?silh;
????/*********************************/IplImage*?pyr?=?cvCreateImage（?cvSize（（size.width?&?-2）/2?（size.height?&?-2）/2）?8?1?）;
	/*-2補碼?11111111?11111111?11111111?11111110???那么size.width?&?-2就是把最后一位width的最后一位置0，
	??下面分析為什么要把最后一位置為0
	??如果源圖像的width為奇數，則通過和-2相與，最后一位設為0，相當于圖像width減小了1，然后再除以2，剛好為源圖像分配了一半的width*/
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-01-08?08:03??opencv?car2?車輛計數\
?????目錄???????????0??2016-01-10?19:40??opencv?car2?車輛計數\opencv?car2\
?????目錄???????????0??2016-01-08?08:03??opencv?car2?車輛計數\opencv?car2\ipch\
?????目錄???????????0??2016-01-08?08:03??opencv?car2?車輛計數\opencv?car2\ipch\opencv?car2-29fcdb31\
?????文件????57475072??2015-05-29?10:22??opencv?car2?車輛計數\opencv?car2\ipch\opencv?car2-29fcdb31\opencv?car2-8b8a31d.ipch
?????目錄???????????0??2016-01-10?19:39??opencv?car2?車輛計數\opencv?car2\opencv?car2\
?????文件?????7208960??2016-01-10?19:40??opencv?car2?車輛計數\opencv?car2\opencv?car2.sdf
?????文件????????1254??2015-04-20?23:49??opencv?car2?車輛計數\opencv?car2\opencv?car2.sln
?????文件???????23552??2015-05-29?10:38??opencv?car2?車輛計數\opencv?car2\opencv?car2.suo
?????文件???????45568??2016-01-10?19:40??opencv?car2?車輛計數\opencv?car2\opencv?car2.v11.suo
?????文件?????4343534??2015-04-13?16:15??opencv?car2?車輛計數\opencv?car2\opencv?car2\01.avi
?????文件???????10555??2015-05-29?10:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\motiondetect2?fenzhen.cpp
?????文件???????10969??2015-05-13?11:25??opencv?car2?車輛計數\opencv?car2\opencv?car2\motiondetect2?jishu?hanshu.cpp
?????文件????????9288??2015-05-12?22:13??opencv?car2?車輛計數\opencv?car2\opencv?car2\motiondetect2.cpp
?????文件????????4891??2015-04-23?11:22??opencv?car2?車輛計數\opencv?car2\opencv?car2\opencv???cvCalcOpticalFlowHS.cpp
?????文件???????32646??2015-04-20?23:50??opencv?car2?車輛計數\opencv?car2\opencv?car2\opencv?car2.cpp
?????文件????????7156??2016-01-10?19:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\opencv?car2.vcxproj
?????文件?????????959??2015-05-13?11:38??opencv?car2?車輛計數\opencv?car2\opencv?car2\opencv?car2.vcxproj.filters
?????文件?????????143??2015-04-20?17:57??opencv?car2?車輛計數\opencv?car2\opencv?car2\opencv?car2.vcxproj.user
?????文件???????14198??2008-07-12?15:25??opencv?car2?車輛計數\opencv?car2\opencv?car2\OpenVideo.cpp
?????目錄???????????0??2016-01-08?08:04??opencv?car2?車輛計數\opencv?car2\opencv?car2\sechost.pdb\
?????目錄???????????0??2016-01-08?08:04??opencv?car2?車輛計數\opencv?car2\opencv?car2\sechost.pdb\A88565B0437A42C5A7D3F0FC056501221\
?????文件???????????0??2015-05-14?20:39??opencv?car2?車輛計數\opencv?car2\opencv?car2\sechost.pdb\A88565B0437A42C5A7D3F0FC056501221\sechost.pd_
?????文件????????3061??2015-05-12?19:50??opencv?car2?車輛計數\opencv?car2\opencv?car2\test.cpp
?????文件????????2438??2011-10-06?16:08??opencv?car2?車輛計數\opencv?car2\opencv?car2\TrackandIDDlg.h
?????目錄???????????0??2016-01-08?08:04??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\
?????目錄???????????0??2016-01-10?19:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\Debug\
?????文件????????1398??2016-01-10?19:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\Debug\cl.command.1.tlog
?????文件???????21566??2016-01-10?19:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\Debug\CL.read.1.tlog
?????文件?????????784??2016-01-10?19:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\Debug\CL.write.1.tlog
?????文件???????????2??2015-05-29?10:36??opencv?car2?車輛計數\opencv?car2\opencv?car2\x64\Debug\link-cvtres.read.1.tlog
............此處省略58個文件信息