基于Matlab的阈值分割系统.zip

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function varargout = tsyfengexitong(varargin) gui_Singleton = 1; gui_State = struct('gui_Name', mfilename, ... 'gui_Singleton', gui_Singleton, ... 'gui_OpeningFcn', @tsyfengexitong_OpeningFcn, ... 'gui_OutputFcn', @tsyfengexitong_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 tsyfengexitong is made visible. function tsyfengexitong_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 tsyfengexitong (see VARARGIN) % Choose default command line output for tsyfengexitong handles.output = hObject; % Update handles structure guidata(hObject, handles); % UIWAIT makes tsyfengexitong wait for user response (see UIRESUME) % uiwait(handles.figure1); % --- Outputs from this function are returned to the command line. function varargout = tsyfengexitong_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; % --- Executes on button press in pushbutton1. function pushbutton1_Callback(hObject, eventdata, handles) %–<PRrR % 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) axes(handles.axes2)%\YtT„vþVÏP>f:y0RPWhû|2 N T=handles.edit;%–<PI{ŽN‡e,gFh-N„vK<P f=handles.img; [b,c]=size(f);%þVÏP„v'Y\ for i=1:b for j=1:c g(i,j)=f(i,j)>T;%'YŽN–<P„v>f:yúQeg end end imshow(g,[])%“úQ–<PRrRþVÏP guidata(hObject, handles) % --- Executes on button press in pushbutton2. function pushbutton2_Callback(hObject, eventdata, handles) %houghØSbc % 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) axes(handles.axes2) RGB=handles.img; img_1=rgb2gray(RGB); %\ŸSþVÏPlbcbpp¦^þVÏP rotimg_1=imrotate(img_1,0,'crop'); BW=edge(img_1,'canny'); %(ucanny—{P[ÀhKm¹ [H,theta,rho]=hough(BW); %ۏLˆhoughØSbc P=houghpeaks(H,2,'threshold',ceil(0.3*max(H(:)))); plot(x,y,'s','color','blue'); lines=houghlines(BW,theta,rho,P,'FillGap',2,'MinLength',5); imshow(rotimg_1),hold on;max_len=0;%>f:yØSbcT„vþVÏP for k=1:length(lines) xy=[lines(k).point1;lines(k).point2]; plot(xy(:,1),xy(:,2),'LineWidth',2,'color','green'); plot(xy(1,1),xy(1,2),'LineWidth',2,'color','yellow'); plot(xy(2,1),xy(2,2),'LineWidth',2,'color','red'); len=norm(lines(k).point1-lines(k).point2); if(len>max_len) max_len=len; xy_long=xy; end end hold on; plot(xy_long(:,1),xy_long(:,2),'Linewidth',2,'color','red'); % --- Executes on button press in pushbutton3. function pushbutton3_Callback(hObject, eventdata, handles) %:SßWu• % hObject handle to pushbutton3 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and us