车牌识别opencv+tesseract-ocr
车牌识别代码,利用opencv实现对车牌的定位,tesseract-ocr进行车牌的识别。
代码片段和文件信息
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2017-11-09 00:15 chepaishibie
目录 0 2017-06-09 11:42 chepaishibie.vs
目录 0 2017-06-09 11:42 chepaishibie.vschepaishibie
目录 0 2017-06-09 11:42 chepaishibie.vschepaishibiev14
文件 30208 2017-06-09 11:43 chepaishibie.vschepaishibiev14.suo
目录 0 2017-06-09 11:44 chepaishibiechepaishibie
文件 69271552 2017-11-09 00:15 chepaishibiechepaishibie.sdf
文件 982 2017-04-20 12:35 chepaishibiechepaishibie.sln
文件 32768 2017-11-09 00:15 chepaishibiechepaishibie.v12.suo
文件 1601536 2017-06-09 11:43 chepaishibiechepaishibie.VC.db
文件 25234 2017-05-04 18:04 chepaishibiechepaishibie1221.jpg
文件 17994 2017-05-04 18:03 chepaishibiechepaishibiechepaishibie.cpp
文件 584 2017-05-02 15:49 chepaishibiechepaishibiechepaishibie.h
文件 72 2017-04-20 12:35 chepaishibiechepaishibiechepaishibie.qrc
文件 3762 2017-05-02 20:41 chepaishibiechepaishibiechepaishibie.ui
文件 16079 2017-11-08 21:37 chepaishibiechepaishibiechepaishibie.vcxproj
文件 2715 2017-04-20 12:35 chepaishibiechepaishibiechepaishibie.vcxproj.filters
文件 663 2017-06-09 11:44 chepaishibiechepaishibiechepaishibie.vcxproj.user
文件 24801 2017-05-04 18:04 chepaishibiechepaishibiecpy.jpg
文件 7372 2017-05-04 18:04 chepaishibiechepaishibiecpz.jpg
文件 3607 2017-05-04 18:04 chepaishibiechepaishibiecpzj.jpg
目录 0 2017-05-02 18:55 chepaishibiechepaishibieDebug
文件 2203 2017-05-02 16:09 chepaishibiechepaishibieDebugchepaishibie.Build.CppClean.log
文件 4413 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.log
文件 1043373 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.obj
目录 0 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlog
文件 196 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogchepaishibie.lastbuildstate
文件 6802 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogcl.command.1.tlog
文件 97772 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogCL.read.1.tlog
文件 3360 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogCL.write.1.tlog
文件 2764 2017-05-02 16:44 chepaishibiechepaishibieDebugchepaishibie.tlogcustombuild.command.1.tlog
............此处省略110个文件信息
#include
#include
#include “tesseractaseapi.h“
#include “tesseractstrngs.h“
//#include
#pragma comment(lib“libtesseract302.lib“)
#pragma comment(lib “liblept168.lib“)
#include
#include
#include
#include“qmessagebox.h“
#include
//
using namespace cv;
using namespace std;
#include “chepaishibie.h“
#include “cv.h“
#include “highgui.h“
#include “cxcore.h“
#include
#include
#include
#include
#include“qlineedit.h“
void swap1(float *a float *b);
void swap2(int *a int *b);
bool isEligible(const RotatedRect &candidate);
void OstuBeresenThreshold(const Mat &in Mat &out);
Mat getRplane(const Mat &in);
chepaishibie::chepaishibie(QWidget *parent)
: QMainWindow(parent)
{
ui.setupUi(this);
}
chepaishibie::~chepaishibie()
{
}
Mat image;//定义读入图像
QImage img;//
string name;//定义图片地址字符串
void chepaishibie::on_pushButton_clicked()//打开图片
{
QString filename = QFileDialog::getOpenFileName(this tr(“Open Image“) ““ tr(“Image File(*.bmp *.jpg *.jpeg *.png)“));
QTextCodec *code = QTextCodec::codecForName(“gb18030“);//转码
name = code->fromUnicode(filename).data();//获取图片地址
image = imread(name);//读取图片
//将图片长缩放为480
if (image.cols < 480)
{
float n = (float)480 / image.cols;
cv::resize(image image Size((float)image.cols*n (float)image.rows*n) 0 0 CV_INTER_LINEAR);
}
else
{
float n = (float)image.cols / 480;
cv::resize(image image Size((float)image.cols / n (float)image.rows / n) 0 0 CV_INTER_LINEAR);
}
//提示是否找到图片
if (!image.data)
{
QMessageBox msgBox;
msgBox.setText(tr(“image data is null“));
msgBox.exec();
return;
}
else
{
cv::cvtColor(image image CV_BGR2RGB);
img = QImage((const unsigned char*)(image.data) image.cols image.rows image.cols*image.channels() QImage::Format_RGB888);
ui.label->clear();
ui.label->setPixmap(QPixmap::fromImage(img));
ui.label->resize(ui.label->pixmap()->size());
}
}
int myOtsu(const IplImage *frame) //大津法求阈值
{
#define GrayScale 256 //frame灰度级
int width = frame->width;
int height = frame->height;
int pixelCount[GrayScale] = { 0 };
float pixelPro[GrayScale] = { 0 };
int i j pixelSum = width * height threshold = 0;
uchar* data = (uchar*)frame->imageData;
//统计每个灰度级中像素的个数
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixelCount[(int)data[i * width + j]]++;
}
}
//计算每个灰度级的像素数目占整幅图像的比例
for (i = 0; i < GrayScale; i++)
{
pixelPro[i] = (float)pixelCount[i] / pixelSum;
}
//遍历灰度级[0255]寻找合适的threshold
float w0 w1 u0tmp u1tmp u0 u1 deltaTmp deltaMax = 0;
for (i = 0; i < GrayScale; i++)
{
w0 = w1 = u0tmp = u1tmp = u0 = u1 = deltaTmp = 0;
for (j = 0; j < GrayScale; j++)
{
if (j <= i) //背景部分
{
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2017-11-09 00:15 chepaishibie
目录 0 2017-06-09 11:42 chepaishibie.vs
目录 0 2017-06-09 11:42 chepaishibie.vschepaishibie
目录 0 2017-06-09 11:42 chepaishibie.vschepaishibiev14
文件 30208 2017-06-09 11:43 chepaishibie.vschepaishibiev14.suo
目录 0 2017-06-09 11:44 chepaishibiechepaishibie
文件 69271552 2017-11-09 00:15 chepaishibiechepaishibie.sdf
文件 982 2017-04-20 12:35 chepaishibiechepaishibie.sln
文件 32768 2017-11-09 00:15 chepaishibiechepaishibie.v12.suo
文件 1601536 2017-06-09 11:43 chepaishibiechepaishibie.VC.db
文件 25234 2017-05-04 18:04 chepaishibiechepaishibie1221.jpg
文件 17994 2017-05-04 18:03 chepaishibiechepaishibiechepaishibie.cpp
文件 584 2017-05-02 15:49 chepaishibiechepaishibiechepaishibie.h
文件 72 2017-04-20 12:35 chepaishibiechepaishibiechepaishibie.qrc
文件 3762 2017-05-02 20:41 chepaishibiechepaishibiechepaishibie.ui
文件 16079 2017-11-08 21:37 chepaishibiechepaishibiechepaishibie.vcxproj
文件 2715 2017-04-20 12:35 chepaishibiechepaishibiechepaishibie.vcxproj.filters
文件 663 2017-06-09 11:44 chepaishibiechepaishibiechepaishibie.vcxproj.user
文件 24801 2017-05-04 18:04 chepaishibiechepaishibiecpy.jpg
文件 7372 2017-05-04 18:04 chepaishibiechepaishibiecpz.jpg
文件 3607 2017-05-04 18:04 chepaishibiechepaishibiecpzj.jpg
目录 0 2017-05-02 18:55 chepaishibiechepaishibieDebug
文件 2203 2017-05-02 16:09 chepaishibiechepaishibieDebugchepaishibie.Build.CppClean.log
文件 4413 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.log
文件 1043373 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.obj
目录 0 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlog
文件 196 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogchepaishibie.lastbuildstate
文件 6802 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogcl.command.1.tlog
文件 97772 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogCL.read.1.tlog
文件 3360 2017-05-02 18:55 chepaishibiechepaishibieDebugchepaishibie.tlogCL.write.1.tlog
文件 2764 2017-05-02 16:44 chepaishibiechepaishibieDebugchepaishibie.tlogcustombuild.command.1.tlog
............此处省略110个文件信息
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