【图像几何】 GUI傅里叶+DCT图像变换【含Matlab源码 844期】.zip

function varargout = fushidctbianhuan(varargin) % FUSHIDCTBIANHUAN M-file for fushidctbianhuan.fig % FUSHIDCTBIANHUAN, by itself, creates a new FUSHIDCTBIANHUAN or raises the existing % singleton*. % % H = FUSHIDCTBIANHUAN returns the handle to a new FUSHIDCTBIANHUAN or the handle to % the existing singleton*. % % FUSHIDCTBIANHUAN('CALLBACK',hObject,eventData,handles,...) calls the local % function named CALLBACK in FUSHIDCTBIANHUAN.M with the given input arguments. % % FUSHIDCTBIANHUAN('Property','Value',...) creates a new FUSHIDCTBIANHUAN or raises the % existing singleton*. Starting from the left, property value pairs are % applied to the GUI before fushidctbianhuan_OpeningFunction gets called. An % unrecognized property name or invalid value makes property application % stop. All inputs are passed to fushidctbianhuan_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 fushidctbianhuan % Last Modified by GUIDE v2.5 06-Apr-2014 17:16:14 % Begin initialization code - DO NOT EDIT gui_Singleton = 1; gui_State = struct('gui_Name', mfilename, ... 'gui_Singleton', gui_Singleton, ... 'gui_OpeningFcn', @fushidctbianhuan_OpeningFcn, ... 'gui_OutputFcn', @fushidctbianhuan_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 fushidctbianhuan is made visible. function fushidctbianhuan_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 fushidctbianhuan (see VARARGIN) axes(handles.axes1); img=imread('lena.bmp'); imshow(img); axes(handles.axes2); imgf=double(img); imgs=fftshift(fft2(imgf)); imshow(log(1+abs(imgs)),[]); set(handles.dct_radiobutton,'value',0); set(handles.fft_radiobutton,'value',1); % Choose default command line output for fushidctbianhuan handles.output = hObject; % Update handles structure guidata(hObject, handles); % UIWAIT makes fushidctbianhuan wait for user response (see UIRESUME) % uiwait(handles.figure1); % --- Outputs from this function are returned to the command line. function varargout = fushidctbianhuan_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 fft_radiobutton. function fft_radiobutton_Callback(hObject, eventdata, handles) % hObject handle to fft_radiobutton (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) set(handles.dct_radiobutton,'value',0); set(handles.fft_radiobutton,'value',1); img = getimage(handles.axes1); axes(handles.axes2); imgf=double(img); imgs=fftshift(fft2(imgf)); imshow(log(1+abs(imgs)),[]); set(handles.text2,'string','傅立叶变换谱'); set(handles.text2,'fontsize',12); set(handles.text2,'fontname','宋体'); set(handles.text2,'fontweight','bold'); % Hint: get(hObject,'Value') returns toggle state of fft_radiobutton % --- Executes on button press in dct_radiobutton. function dct_radiobutton_Callback(hObject, eventdata, handles) % hObject handle to dct_radiobutton (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) set(handles.dct_radiobutton,'value',1); set(handles.fft_radiobutton,'value',0); img = getimage(handles.axes1); axes(handles.axes2); imgd=img; imgs=dct2(imgd); imshow(log(abs(imgs))); set(handles.text2,'string','DCT变换系数'); set(handles.text2,'fontsize',12); set(handles.text2,'fontname','宋体'); set(handles.text2,'fontweight','bold'); % Hint: get(hObject,'Value') returns toggle state of dct_radiobutton % --- Executes on button press in close_button. function close_button_Callback(hObject, eventdata, handles) % hObject handle to close_button (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) close(fushidctbianhuan); % --- Executes on selection change in fft_dct_pop. function fft_dct_pop_Callback(hObject, eventdata, handles) % hObject handle to fft_dct_pop (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) val=get(hObject,'value'); str=get(hObject,'string'); switch str{val}; case 'lena' lena = []; lena = imread('lena.bmp'); img = lena; case 'Saturn', saturn = []; load imdemos saturn img = saturn; case 'Tire', tire = []; load imdemos tire img = tire; case 'Pout', pout = []; load imdemos pout img = pout; case 'Trees', trees = []; load imdemos trees img = trees; case 'Quarter', quarter = []; load imdemos quarter img = quarter; case 'Circuit', circuit = []; load imdemos circuit img = circuit; case 'Rice', rice = []; load imdemos rice img = rice; case 'Fingerprint' fingerprint = []; fingerprint = imread('fingerprint.jpg'); img = fingerprint; case 'Licenceplate' licenceplate = []; licenceplate = imread('licenceplate.jpg'); img = licenceplate; case 'Haze' haze = []; haze = imread('haze.jpg'); img = haze; case 'Cloudy' cloudy = []; cloudy = imread('cloudy.tif'); img = cloudy; end axes(handles.axes1); imshow(img); control=get(handles.fft_radiobutton,'value'); switch control; case 1, axes(handles.axes2); imgf=double(img); imgs=fftshift(fft2(imgf)); imshow(log(1+abs(imgs)),[]); set(handles.text2,'string','傅立叶变换谱'); set(handles.text2,'fontsize',12); set(handles.text2,'fontname','宋体'); set(handles.text2,'fontweight','bold'); case 0, axes(handles.axes2); imgd=img; imgs=dct2(imgd); imshow(log(abs(imgs))); set(handles.text2,'string','DCT变换系数'); set(handles.text2,'fontsize',12); set(handles.text2,'fontname','宋体'); set(handles.text2,'fontweight','bold'); end % Hints: contents = get(hObject,'String') returns fft_dct_pop contents as cell array % contents{get(hObject,'Value')} returns selected item from fft_dct_pop % --- Executes during object creation, after setting all properties. function fft_dct_pop_CreateFcn(hObject, eventdata, handles) % hObject handle to fft_dct_pop (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles empty - handles not created until after all CreateFcns called % Hint: popupmenu controls usually have a white background on Windows. % See ISPC and COMP