linux下的车牌识别c语言代码

#include <stdio.h> #include <stdlib.h> #include <time.h> //#include <conio.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <math.h> #define pi 3.14 #define RADIAN(angle) ((angle)*3.14/180.0) #define max(a,b) (((a) > (b)) ? (a) : (b)) #define min(a,b) (((a) < (b)) ? (a) : (b)) typedef unsigned long DWORD; typedef int BOOL; typedef unsigned char BYTE; typedef unsigned short WORD; typedef float FLOAT; typedef unsigned char byte; //#define MAX(a,b,c) a>(b>c?b:c)?a: struct BMP_img { WORD bfType; DWORD size; DWORD reser; DWORD header_length; DWORD infoheader_length; DWORD width; DWORD height; WORD biplanes; WORD bmp_type; /* 8bit 24bit; */ DWORD compres; DWORD datasize; DWORD bixpm; DWORD biypm; DWORD clrused; DWORD relclrused; BYTE *image; byte *header_info; DWORD lineBytes; }; struct Bmp1{ DWORD width; DWORD height; byte strc[67][800]; BYTE *image; int p1[15];//xl int p2[15];//xr int p3[15];//yu int p4[15];//yd int up; int down; byte strr[7][2500]; byte string[7]; float ang;//倾斜角度 }; struct HSV{ float H; float S; int V; }; struct RGB{ byte bitb; byte bitg; byte bitr; byte re; }; void read_img(FILE *infile, struct BMP_img *img); //void read_img(FILE *infile, struct BMP_img *img); void displaytwo(struct Bmp1 img,byte *srcBmp,byte *dstBmp,int yuzhi); unsigned char myGetMedianNum(unsigned char * bArray, int iFilterLen); void cuizhitouying(struct Bmp1 *img,byte *temp); void sob(byte *srcBmp,int width,int height,int type); void shuipingtouying(struct Bmp1 *img,byte *temp); //void display(BMP_img img,byte *temp); void grayScale(struct BMP_img img,byte *srcBmp,byte *dstBmp); void junheng(struct BMP_img img,byte *srcBmp,byte *dstBmp); void CutBmp(struct BMP_img img,struct Bmp1 *img1,int HL,int HH,int VL,int VH); void CutBmp1(struct Bmp1 *img1,int HL,int HH,int VL,int VH); void testhsv(float h,float s,float v,byte r,byte g,byte b); void hsvzation(byte *image,struct HSV *hsv,int width,int height); void location(byte *image,int width,int height,int yuzhi,int *HL,int *HH,int *VL,int *VH); void huidu(struct Bmp1 img,byte *srcBmp,byte *dstBmp); void bmptwo(struct Bmp1 img,byte *srcBmp,byte *dstBmp,byte yuzhi); void Thiningtest(struct BMP_img img,byte *srcBmp,byte *dstBmp); void Thining(byte *srcBmp,int width,int height); void ThinnerRosenfeld(void *image, unsigned long lx, unsigned long ly); void delpoint(byte *dst,int width,int height,int yuzhi); void Erosion(byte *image,int width,int height,int type,int num); void deljunzao(byte *dst,int width,int height,int yuzhi); void pingjun(byte *dst,int width,int height); void changeGray(byte *srcBmp,byte *dstBmp,int width,int height,int nWidth,int nHeight); byte *changeRGB(byte *srcBmp,int width,int height,int *lwidth,int *lheight,float f); void strBmp(struct Bmp1 *img,byte *temp); void guiyi(struct Bmp1 *img); void readstr(FILE *infile, byte *srcBmp); char *myitoa(int num, char *str, int radix); // 整数字符串转换。 void readmoban(char *path,struct Bmp1 *img2); void writebmp(const char *path,const char *name,byte *temp); int cmpstr(byte *src,byte *moban); void Hough(struct Bmp1 *img); void strout(struct Bmp1 *img); void edgesob8(byte *image,int width,int height); void edgesob4(byte *image,int width,int height);//4邻域 int hough(byte *srcBmp,int width,int height); void Dilation(byte *image,int width,int height,int type,int num); void RotateGray(byte *image,int width,int height, float iRotateAngle); byte *RotateRGB(byte *image, float iRotateAngle,int width,int height,int *lwidth,int *lheight); void xuanzhuan(struct Bmp1 *img1); byte *myMalloc(int num,const byte *bmp,int type); void guiyiRGB(struct Bmp1 *img1); void outtext(struct Bmp1 img1,int x,int y); int calstr(byte *srcBmp); void main() { FILE *f; int i,j,k; byte *temp,*temp1; //char path[80]="//root//Desktop//车牌识别1//车牌图片//test//example10.bmp"; //char path1[80]="//root//Desktop//车牌识别1//车牌定位颜色//moban//"; // char path[80]="C:\\Documents and Settings\\liujia\\桌面\\test\\example06.bmp"; // char path1[80]="C:\\Documents and Settings\\liujia\\桌面\\test\\moban\\"; char path[80] = "../test/2.bmp"; char path1[80] = "../test/moban/"; int HL=0,HH=0,VH=0,VL=0; struct BMP_img img; struct Bmp1 img1; if((f=fopen(path,"rb"))==NULL) { printf( "\n 不能打开 %s \n", path); exit(-1); } read_img(f, &img); fclose(f); temp=myMalloc(img.height*img.width*4,temp,0);//(byte *)malloc(sizeof(byte)*img.height*img.width*4);// byte *temp2=(byte *)malloc(sizeof(byte)*img.height*img.width); temp1=myMalloc(img.height*img.width*4,temp,0); location(img.image,img.width,img.height,15,&HL,&HH,&VL,&VH); CutBmp(img,&img1,HL,HH,VL,VH); Hough(&img1); xuanzhuan(&img1); location(img1.image,img1.width,img1.height,0,&HL,&HH,&VL,&VH); CutBmp1(&img1,HL,HH,VL,VH); huidu(img1,img1.image,temp); displaytwo(img1,temp,temp1,30); delpoint(temp1,img1.width,img1.height,3); shuipingtouying(&img1,temp1); delpoint(temp1,img1.width,img1.height,2); cuizhitouying(&img1,temp1); memset(temp,0,sizeof(char)*img1.width*img1.height); strBmp(&img1,temp1);//把车牌字符放到数组里面 guiyi(&img1); readmoban(path1,&img1); strout(&img1); outtext(img1,0,600); //getch(); system("stty -echo"); getchar(); system("stty echo"); } void read_img(FILE *infile, struct BMP_img *img) { DWORD i,j,l,n,bitcolor; double gray; DWORD line24; DWORD line8; struct RGB *bitmap; fread(&img->bfType,sizeof(WORD),1,infile);//printf("\n打开的图为 %d",img->bfType); fread(&img->size,sizeof(DWORD),1,infile); printf("\nBMP size:%d",img->size);printf(" "); fread(&img->reser,sizeof(DWORD),1,infile);//printf("\n保留位:"); fread(&img->header_length,sizeof(DWORD),1,infile); printf("\nheader length:%d",img->header_length);printf(" "); fread(&img->infoheader_length,sizeof(DWORD),1,infile); fread(&img->width, sizeof(DWORD), 1, infile); fread(&img->height, sizeof(DWORD), 1, infile); printf( "\nwidth:%d height:%d ", img->width, img->height);printf(" "); fread(&img->biplanes, sizeof(WORD), 1, infile); fread(&img->bmp_type, sizeof(WORD), 1, infile); printf("\nBMP Tpye:%d ", img->bmp_type); fread(&img->compres, sizeof(DWORD), 1, infile); //if(img->compres==0) {printf("\nbmp图片为非压缩!");}printf(" "); fread(&img->datasize, sizeof(DWORD), 1, infile); printf("\nBMP Data Size:%d ",img->datasize);printf(" "); fread(&img->bixpm, sizeof(DWORD), 1, infile); fread(&img->biypm, sizeof(DWORD), 1, infile); fread(&img->clrused, sizeof(DWORD), 1, infile); //printf("\n实际使用颜色数=%d ",img->clrused);printf(" "); fread(&img->relclrused, sizeof(DWORD), 1, infile); img->lineBytes=(img->width*img->bmp_type+31)/32*4; printf("\nLineBytes :%d\n",img->lineBytes);printf(" "); line24=(img->width*24+31)/32*4; line8=(img->width*8+31)/32*4; if(img->bmp_type==1){bitcolor=2;printf("不能读取退出");exit(-1);} if(img->bmp_type==4){bitcolor=16;printf("不能读取退出");exit(-1);} if(img->bmp_type==8) { byte *temp=(BYTE*)malloc(img->height*line8*sizeof(BYTE)); memset(temp,0x00,img->height*img->lineBytes*sizeof(BYTE)); bitcolor=256; bitmap=(struct RGB *)calloc(bitcolor,sizeof(struct RGB)); img->image=(unsigned char *)malloc(sizeof(unsigned char)*(line8*img->height)); memset(img->image,0x00,sizeof(byte)*line8*img->height); if(img->image==NULL) {fprintf(stderr, "\n Allocation error for temp in read_bmp() \n");} fseek(infile