基于MATLAB的车牌识别.rar

function varargout = chepaishibie(varargin) % CHEPAISHIBIE MATLAB code for chepaishibie.fig % CHEPAISHIBIE, by itself, creates a new CHEPAISHIBIE or raises the existing % singleton*. % % H = CHEPAISHIBIE returns the handle to a new CHEPAISHIBIE or the handle to % the existing singleton*. % % CHEPAISHIBIE('CALLBACK',hObject,eventData,handles,...) calls the local % function named CALLBACK in CHEPAISHIBIE.M with the given input arguments. % % CHEPAISHIBIE('Property','Value',...) creates a new CHEPAISHIBIE or raises the % existing singleton*. Starting from the left, property value pairs are % applied to the GUI before chepaishibie_OpeningFcn gets called. An % unrecognized property name or invalid value makes property application % stop. All inputs are passed to chepaishibie_OpeningFcn via varargin. % % *See GUI Options on GUIDE's Tools menu. Choose "GUI allows only one % instance to run (singleton)". % % See also: GUIDE, GUIDATA, GUIHANDLES % Edit the above text to modify the response to help chepaishibie % Last Modified by GUIDE v2.5 27-Jun-2019 05:52:04 % Begin initialization code - DO NOT EDIT gui_Singleton = 1; gui_State = struct('gui_Name', mfilename, ... 'gui_Singleton', gui_Singleton, ... 'gui_OpeningFcn', @chepaishibie_OpeningFcn, ... 'gui_OutputFcn', @chepaishibie_OutputFcn, ... 'gui_LayoutFcn', [] , ... 'gui_Callback', []); if nargin && ischar(varargin{1}) gui_State.gui_Callback = str2func(varargin{1}); end if nargout [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:}); else gui_mainfcn(gui_State, varargin{:}); end % End initialization code - DO NOT EDIT %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % --- Executes just before chepaishibie is made visible. function chepaishibie_OpeningFcn(hObject, eventdata, handles, varargin) % This function has no output args, see OutputFcn. % hObject handle to figure % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) % varargin command line arguments to chepaishibie (see VARARGIN) % Choose default command line output for chepaishibie handles.output = hObject; % Update handles structure guidata(hObject, handles); % UIWAIT makes chepaishibie wait for user response (see UIRESUME) % uiwait(handles.figure1); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % --- Outputs from this function are returned to the command line. function varargout = chepaishibie_OutputFcn(hObject, eventdata, handles) % varargout cell array for returning output args (see VARARGOUT); % hObject handle to figure % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) % Get default command line output from handles structure varargout{1} = handles.output; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%这是一条华丽的分割线%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%打开图片 % --- Executes on button press in pushbutton1. function pushbutton1_Callback(hObject, eventdata, handles) % hObject handle to pushbutton1 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) global I [filename,pathname]=uigetfile('*.jpg','选择一张图片'); I=imread([pathname,filename]); axes(handles.axes1); imshow(I); %%%%%%灰度处理 % --- Executes on button press in pushbutton2. function pushbutton2_Callback(hObject, eventdata, handles) % hObject handle to pushbutton2 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) global I I1=rgb2gray(I); %灰度直方图 [num]=huidu_zhifangtu(I1); %均值化 [I2]=huidu_junzhihua(num,I1); %灰度拉伸 f=double(I1); k1=min(min(f)); k2=max(max(f)); a=(k2-k1)/2; b=k2-80; c=k1-20; [I3]=huidu_lashen(a,b,c,I2); axes(handles.axes2); imshow(I3); %%%%%%二值化 % --- Executes on button press in pushbutton3. function pushbutton3_Callback(hObject, eventdata, handles) % hObject handle to pushbutton3 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) global I I4=im2bw(I, 0.70); axes(handles.axes3) imshow(I4); %%%%%%定位 % --- Executes on button press in pushbutton4. function pushbutton4_Callback(hObject, eventdata, handles) % hObject handle to pushbutton4 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) global I [I9] =dingwei(I) I10=rgb2gray(I9); I11=im2bw(I10,0.7); axes(handles.axes4); imshow(I11);%定位剪切后的彩色车牌图像') %%%%%%字符分割前的图像处理 % --- Executes on button press in pushbutton7. function pushbutton7_Callback(hObject, eventdata, handles) % hObject handle to pushbutton7 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) global I11 [I12]=fengeqian(I11); I13=cut(I12); axes(handles.axes6); imshow(I13); %%%%%%字符分割 % --- Executes on button press in pushbutton5. function pushbutton5_Callback(hObject, eventdata, handles) % hObject handle to pushbutton5 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) I14=I13 [~,n]=size(I14); % 切割出 7 个字符 % 第一个字符， y1=n*15/440;y2=0.25;flag=0;word1=[]; while flag==0 [m,~]=size(I14); left=1;wide=0; while sum(I14(:,wide+1))~=0 % 找到像素和为零的列 wide=wide+1; end if wide<y1 % 若这一列的位置在图像左侧前10列之内则认为是左侧干扰 I14(:,(1:wide))=0;%把左侧干扰全部变为0，并将其切割掉 I14=cut(I14); else temp=cut(imcrop(I14,[1 1 wide m]));%将一个字符剪切下来 [m,~]=size(temp); all=sum(sum(temp));%第一个字符的像素值总和 two_thirds=sum(sum(temp((round(m/3):2*round(m/3)),:)));%单个字符中段1/3图像的像素值总和 if two_thirds/all>y2%验证是否为字符 flag=1;word1=temp; %获取第一个字符word1 end I14(:,(1:wide))=0;I14=cut(I14);%当提取第一个字符结束或者不满足上述条件时，将该区域变为0，并切除 end end [word2,I14]=fenge(I14); [word3,I14]=fenge(I14); [word4,I14]=fenge(I14); [word5,I14]=fenge(I14); [word6,I14]=fenge(I14); [word7,I14]=fenge(I14); [m,n]=size(word1); %归一化大小为 40*20 word1=imresize(word1,[40 20]); word2=imresize(word2,[40 20]); word3=imresize(word3,[40 20]); word4=imresize(word4,[40 20]); word5=imresize(word5,[40 20]); word6=imresize(word6,[40 20]); word7=imresize(word7,[40 20]); axes(handles.axes4); subplot(1, 7, 1),imshow(word1),title('1'); subplot(1, 7, 2),imshow(word2),title('2'); subplot(1, 7, 3),imshow(word3),title('3'); subplot(1, 7, 4),imshow(word4),title('4'); subplot(1, 7, 5),imshow(word5),title('5'); subplot(1, 7, 6),imshow(word6),title('6'); subplot(1, 7, 7),imshow(word7),title('7'); imwrite(word1,'1.jpg'); imwrite(word2,'2.jpg'); imwrite(word3,'3.jpg'); imwrite(word4,'4.jpg'); imwrite(word5,'5.jpg'); imwrite(word6,'6.jpg'); imwrite(word7,'7.jpg'); %%%%%%识别 % --- Executes on button press in pushbutton6. function pushbutton6_Callback(hObject, eventdata, handles) % hObject handle to pushbutton6 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) [shibie] =zifushibie; h=msgbox(shibie,'识别结果'); %修改字体 ah=get(h,'CurrentAxes'); ch=get(ah,'Children'); set(ch,'FontSize',20); % 文本居中 th = findall(0, 'Tag