2021040602_基于MATLAB的车牌识别系统.rar

function varargout = chepaishibie(varargin) % 开始初始化代码 - 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 % 结束初始化代码 pause(1); % 执行之前主要是可见的。 function chepaishibie_OpeningFcn(hObject, eventdata, handles, varargin) axes(handles.axes1); imshow([255]); axes(handles.axes2); imshow([255]); axes(handles.axes3); imshow([255]); axes(handles.axes4); imshow([255]); axes(handles.axes5); imshow([255]); axes(handles.axes6); imshow([255]); axes(handles.axes7); imshow([255]); axes(handles.axes8); imshow([255]); axes(handles.axes9); imshow([255]); axes(handles.axes10); imshow([255]); set(handles.text5,'String',''); % 此函数没有输出参数，见 OutputFcn. % main的选择默认的命令行输出 handles.output = hObject; % 更新handles 结构 guidata(hObject, handles); % UIWAIT 等待用户响应 (see UIRESUME) % uiwait(handles.figure1); % --- 这个函数的输出返回到命令行。 function varargout = chepaishibie_OutputFcn(hObject, eventdata, handles) tic % 获得缺省命令行输出的把手结构 varargout{1} = handles.output; % --- 执行按钮在pushbutton1。 function pushbutton1_Callback(hObject, eventdata, handles) [filename pathname]=uigetfile({'*.jpg';'*.bmp'}, 'File Selector'); I = imread([pathname '\' filename]); handles.I = I; % 更新处理结构 guidata(hObject, handles); axes(handles.axes1); imshow(I);title('原始图片') set(handles.process,'enable','on') % --- 执行过程中按下按钮。 function process_Callback(hObject, eventdata, handles) function pushbutton6_Callback(hObject, eventdata, handles) close(gcf); % --- Executes on button press in pushbutton7. function pushbutton7_Callback(hObject, eventdata, handles) axes(handles.axes1); imshow([255]); axes(handles.axes2); imshow([255]); axes(handles.axes3); imshow([255]); axes(handles.axes4); imshow([255]); axes(handles.axes5); imshow([255]); axes(handles.axes6); imshow([255]); axes(handles.axes7); imshow([255]); axes(handles.axes8); imshow([255]); axes(handles.axes9); imshow([255]); axes(handles.axes10); imshow([255]); % 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) % --- Executes on button press in pushbutton8. function pushbutton8_Callback(hObject, eventdata, handles) % hObject handle to pushbutton8 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) % --- Executes on button press in pushbutton9. function pushbutton9_Callback(hObject, eventdata, handles) [filename pathname]=uigetfile({'*.*'}, 'File Selector'); I = imread([pathname '\' filename]); handles.I = I; % 更新处理结构 guidata(hObject, handles); axes(handles.axes1); imshow(I);title('原始图片') % hObject handle to pushbutton9 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) % --- Executes on button press in pushbutton10. function pushbutton10_Callback(hObject, eventdata, handles) I = handles.I; I = qingxiejiaozheng(I); I1=rgb2gray(I);%rgb2gray转换成灰度图 guidata(hObject, handles); axes(handles.axes2); imshow(I1);title('灰度图'); axes(handles.axes3); imhist(I1);title('灰度图直方图'); ifpause = 1; %继续 if ifpause == 1 pause(2); end [chase,erzhi,zuizhong,guiyitu]=biaozhifengeB(I); se = strel('disk',10); erzhi = imclose(erzhi,se); erzhi = bwareaopen(erzhi,200,8); [l,m] = bwlabel(erzhi,8); status=regionprops(l,'BoundingBox'); dw = imcrop(I,status(1).BoundingBox); axes(handles.axes3); imshow(dw),title('定位剪切后的彩色车牌图像'); a = dw; b=rgb2gray(a);%对定位后的车牌灰度化 g_max=double(max(max(b))); g_min=double(min(min(b))); T=round(g_max-(g_max-g_min)/2); %T 为二值化的阈值 [m,n]=size(b); d=(double(b)>=T); % d:二值图像 h=fspecial('average',3); %均值滤波器 d=im2bw(round(filter2(h,d))); [dheight,dwidth] = size(d); top = fix(0.15 * dheight); bottom = fix(0.9 * dheight); dwidth2 = dwidth * 0.15; dheight2 = dheight * 0.8; d1 = imcrop(d,[1,top,dwidth2,dheight2]); d2 = imcrop(d,[fix(0.14 * dwidth),top,dwidth2,dheight2]); d3 = imcrop(d,[fix(0.33 * dwidth),top,dwidth2,dheight2]); d4 = imcrop(d,[fix(0.45 * dwidth),top,dwidth2,dheight2]); d5 = imcrop(d,[fix(0.59 * dwidth),top,dwidth2,dheight2]); d6 = imcrop(d,[fix(0.74 * dwidth),top,dwidth2,dheight2]); d7 = imcrop(d,[fix(0.87 * dwidth),top,dwidth2,dheight2]); words{1} = d1; words{2} = d2 words{3} = d3; words{4} = d4; words{5} = d5; words{6} = d6; words{7} = d7; for i = 1:7 words{i} = guiyi(words{i},words{i}); words{i} = imresize(words{i},[40 20]); imwrite(words{i},strcat(num2str(i),'.bmp')); end if ifpause == 1 pause(1); end guidata(hObject, handles); axes(handles.axes4);imshow(words{1}),title('1'); guidata(hObject, handles); axes(handles.axes5);imshow(words{2}),title('2'); guidata(hObject, handles); axes(handles.axes6);imshow(words{3}),title('3'); guidata(hObject, handles); axes(handles.axes7);imshow(words{4}),title('4'); guidata(hObject, handles); axes(handles.axes8);imshow(words{5}),title('5'); guidata(hObject, handles); axes(handles.axes9);imshow(words{6}),title('6'); guidata(hObject, handles); axes(handles.axes10);imshow(words{7}),title('7'); if ifpause == 1 pause(1); end liccode=char(['0':'9' 'A':'Z' '苏京粤鲁桂闽浙豫吉']); %建立自动识别字符代码表 result = ''; for zifu = 1:7 xiangsidu = zeros(1,length(liccode)); U=length(find(words{zifu})~=0); for i = 1:length(liccode) lujing = strcat('模板库\',liccode(i),'\'); imgDir = dir([lujing '*.bmp']); % 遍历所有jpg格式文件 if length(imgDir) > 0 Y=zeros(1,length(imgDir)); end for j = 1:length(imgDir) % 遍历结构体就可以一一处理图片了 img = imread([lujing imgDir(j).name]); %读取每张图片 T=length(find(img)~=0); tempV=words{zifu}& img; V=length(find(tempV)~=0); tempW=xor(tempV,img); W=length(find(tempW)~=0); tempX=xor(tempV,words{zifu}); X=length(find(tempX)~=0); TUV=(T+U+V)/3; tempSum=sqrt(((T-TUV)*(T-TUV)+(U-TUV)*(U-TUV)+(V-TUV)*(V-TUV))/2); Y(j)=V/(W/T*X/U*tempSum); end % [MAX,indexMax]=max(Y); if length(imgDir) > 0 xiangsidu(i) = max(Y); end end [MAX,indexMax]=max(xiangsidu); result = strcat(result,liccode(indexMax)); end set(handles.text5,'String',result); % % guidata(hObject, handles); % axes(handles.axes3); % imshow(dw),title (['车牌识别号码:', Code],'Color','b'); % set(handles.text5,'String',Code); % hObject handle to pushbutton10 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) % --- Executes on button press in pushbutton11. function pushbutton11_Callback(hObject, eventdata, handles) axes(handles.axes1); imshow([255]); axes(handles.axes2); imshow([255]); axes(handles.axes3); imshow([255]); axes(handles.axes4); imshow([255]); axes(handles.axes5); imshow([255]); axes(handles.axes6); imshow([255]); axes(handles.axes7); imshow([255]); axes(handles.axes8); imshow([255]); axes(handles.axes9); imshow([255]); axes(handles.axes10); imshow([255]); set(handles.text5,'String',''); % hObject handle to pushbutton11 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user dat