opencv 车牌 字符识别

基于opencv实现的车牌号做字符识别

#include 
#include 
#include 
#include 
#include 
#include 
#include “lib/normal.h“
#include “lib/cutchar.h“
#include “lib/match.h“

#define DEBUG

#ifdef DEBUG
#define DE（format ...） printf（format ## __VA_ARGS__）
#else
#define DE（format ...） while（0）
#endif

int main（int argc char** argv）{
	Mat img img_2 img_3 img_4 img_5 img_w;
	IplImage pI_1;
	IplImage pI_2;
	int width reWidth=30 wWidth=120 pic_width;
	int height reHeight=100 wHeight = 60;
	char str[2];
	char pic_name[6];

	int i = 0 j = 0 k;
	int threshold = 0 pic_ArrNumber tmp;
	int vArr[reHeight];
	int **pic_Arr;
	CvScalar s1;
	float percentage = 0.0;
	int proSum;

	if（argc < 2）{
		DE（“Please input argv[1]\n“）;
		return -1;
	}
	img = cv::imread（argv[1]）;

	namedWindow（str）;
	imshow（str img）;

	width = img.rows;
	height = img.cols;

	pic_gray（img img_2）;
	threshold = histogram_Calculate（img_2 5）;
	DE（“threshold:%d\n“threshold）;

	pic_Thresholding（img_2 threshold）;

    detectionchange（img_2 img_3 7）;

	carCard_Resize（img_3 img_4 reWidth reHeight）;
	pic_Thresholding（img_4 60）;
	pI_1 = img_4;

	verProjection_calculate（img_4 vArr reHeight）;
	pic_Arr = verProjection_cut（vArr reHeight &pic_ArrNumber）;

	for（i=0; i< pic_ArrNumber; i++）{
//		printf（“pic_ArrNumber:%d: %d %d\n“ pic_ArrNumber pic_Arr[i][0] pic_Arr[i][1]）;
		pic_width = pic_Arr[i][1] - pic_Arr[i][0];
		if（pic_width < 3）{
			continue;
		}

		img_5 = cv::Mat（reWidth pic_Arr[i][1] - pic_Arr[i][0] + 1 CV_8UC1 1）;
		pI_2 = img_5;
		for（j=0; j			for（k=pic_Arr[i][0]; k<=pic_Arr[i][1]; k++）{
				s1 = cvGet2D（&pI_1 j k）;
				cvSet2D（&pI_2 j k-pic_Arr[i][0] s1）;	
			}
		}
		percentage = pixelPercentage（img_5）;
		if（percentage < 0.1）{
			continue;
		}
		if（pic_width < 6）{
			if（percentage > 0.6）{
				printf（“1“）;
			}
			sprintf（str “%d“ i+3）;
			namedWindow（str）;
			imshow（str img_5）;
			continue;
		}
		carCard_Resize（img_5 img_w wWidth wHeight）;
		pic_Thresholding（img_w 50）;

		proSum = getPro（img_w）;
//		proSum = match_ok（img_w）;
		match_result（proSum）;
		sprintf（str “%d“ i+3）;
		namedWindow（str）;
		imshow（str img_w）;
	}
	printf（“\n“）;

	waitKey（0）;
	return 0;
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    ..A..H.     12288  2015-02-13 13:11  字符识别\2_cDistinguish\.main.cpp.swp

     文件      11118  2015-02-13 10:48  字符识别\2_cDistinguish\1.txt

     文件      15096  2015-02-12 11:03  字符识别\2_cDistinguish\cutchar.o

     文件      97265  2015-02-13 13:10  字符识别\2_cDistinguish\disting

    ..A..H.     12288  2015-02-13 09:14  字符识别\2_cDistinguish\lib\.match.h.swp

     文件       2708  2015-02-12 08:55  字符识别\2_cDistinguish\lib\cutchar.cpp

     文件        731  2015-02-12 08:55  字符识别\2_cDistinguish\lib\cutchar.h

     文件       7106  2015-02-13 10:59  字符识别\2_cDistinguish\lib\match.cpp

     文件        533  2015-02-13 09:14  字符识别\2_cDistinguish\lib\match.h

     文件       6190  2015-02-12 08:55  字符识别\2_cDistinguish\lib\normal.cpp

     文件       1156  2015-02-12 08:55  字符识别\2_cDistinguish\lib\normal.h

     文件       4001  2015-02-12 10:57  字符识别\2_cDistinguish\lib\xihua_2.cpp

     文件        153  2015-02-12 10:31  字符识别\2_cDistinguish\lib\xihua_2.h

     文件       2265  2015-02-13 13:11  字符识别\2_cDistinguish\main.cpp

     文件      18392  2015-02-13 13:10  字符识别\2_cDistinguish\main.o

     文件        435  2015-02-13 09:11  字符识别\2_cDistinguish\Makefile

     文件      35616  2015-02-13 13:10  字符识别\2_cDistinguish\match.o

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\0.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\1.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\2.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\3.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\4.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\5.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\6.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\7.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\8.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\9.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\A.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\B.bmp

     文件       8278  2015-02-13 09:19  字符识别\2_cDistinguish\match_pic\C.bmp

............此处省略347个文件信息