#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

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

double?get_speed（cv::Mat&?frame?vector&?contourPoint2f?centerfloat?radiusvector?prevContourCentersdouble?fps）
{
????int?meters?=?30;
????int?maxSpeed?=?100;
????if（center.x>5&¢er.x<200）{
????????for（size_t?i?=?0;?i?????????{
????????????if（prevContourCenters[i].x????????????????double?diff?=?center.x-prevContourCenters[i].x;
????????????????cv::Point?xy;
????????????????int?fontFace?=?3;
????????????????double?fontScale?=?0.5;
????????????????int?thickness?=?1.8;
????????????????Point?textOrg（center.x-20center.y-radius-5）;
????????????????String?str2?=?“?km/h“;
????????????????double?speed?=?diff*fps/300*meters*3.6;
????????????????if（speed>100）?speed=101;
????????????????std::stringstream?strSpeed;
????????????????strSpeed?<????????????????if（speed>maxSpeed）{
????????????????????putText（frame?strSpeed.str（）+str2?textOrg?fontFace?fontScale?Scalar（02550）?thickness5）;
????????????????????imwrite（“/home/igrosso/www/inna_project_new/untitled/violators/image.jpg“frame）;
????????????????}?else?{
????????????????????putText（frame?strSpeed.str（）+str2?textOrg?fontFace?fontScale?Scalar（02550）?thickness5）;
????????????????}
????????????????return?speed;
????????????}
????????}

????}
};

int?main（）
{
????int?count;
????double?area?ar;
????Mat?frame?fore?img?prevImg?temp?gray?vehicle_ROI?img_temp;
????VideoCapture?cap（“/home/igrosso/www/inna_project_new/untitled/data/video.avi“）;
????BackgroundSubtractorMOG2?bg（500?25?false）;
????vector?>?contours;
????vector?prevContoursCenters;
????vector?tempContoursCenters;
????vector?cars;
????namedWindow（“frame“）;

????cap?>>?img_temp;
????cvtColor（img_temp?gray?CV_BGR2GRAY）;
????gray.convertTo（temp?CV_8U）;
????bilateralFilter（temp?prevImg?5?20?20）;

????//?start?and?end?times
????time_t?start?end;
????//?fps?calculated?using?number?of?frames?/?seconds
????double?fps;
????//?frame?counter
????int?counter?=?0;
????//?floating?point?seconds?elapsed?since?start
????double?sec;
????//?start?the?clock
????time（&start）;


????while（true）
????{
????????count=0;
????????cap?>>?frame;
????????cvtColor（frame?gray?CV_BGR2GRAY）;
????????gray.convertTo（temp?CV_8U）;
????????bilateralFilter（temp?img?5?20?20）;
????????bg.operator（）（imgfore）;
????????erode（foreforeMat（））;
????????dilate（foreforeMat（））;
????????findContours（forecontoursCV_RETR_EXTERNALCV_CHAIN_APPROX_SIMPLE）;
????????vector?>

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-04-13?21:14??模板：基于OpenCV的車輛速度檢測\data\
?????文件????????8192??2018-04-09?21:13??模板：基于OpenCV的車輛速度檢測\data\Thumbs.db
?????文件?????1049784??2015-12-19?22:55??模板：基于OpenCV的車輛速度檢測\data\video.avi
?????文件????????6008??2015-12-19?22:55??模板：基于OpenCV的車輛速度檢測\main.cpp
?????目錄???????????0??2018-04-13?21:14??模板：基于OpenCV的車輛速度檢測\