function varargout = denoise1(varargin)
if nargin == 0  % LAUNCH GUI

	fig = openfig(mfilename,'reuse');

	% Use system color scheme for figure:
	set(fig,'Color',get(0,'defaultUicontrolBackgroundColor'));

	% Generate a structure of handles to pass to callbacks, and store it. 
	handles = guihandles(fig);
	guidata(fig, handles);

	if nargout > 0
		varargout{1} = fig;
	end

elseif ischar(varargin{1}) % INVOKE NAMED SUBFUNCTION OR CALLBACK

	try
		if (nargout)
			[varargout{1:nargout}] = feval(varargin{:}); % FEVAL switchyard
		else
			feval(varargin{:}); % FEVAL switchyard
		end
	catch
		disp(lasterr);
	end

end
function varargout = denoise1_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
% --------------------------------------------------------------------function file_Callback(hObject, eventdata, handles)% hObject    handle to file (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)% --------------------------------------------------------------------function open_Callback(hObject, eventdata, handles)% hObject    handle to open (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)[fname,pname]=uigetfile('*.bmp','請選擇圖象');
t=[pname,fname];
%set(handles.kkk,'string',t)
global filename;
filename=t;
subplot(2,3,1)
imshow(filename)
% --------------------------------------------------------------------function save_Callback(hObject, eventdata, handles)% hObject    handle to save (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)% --------------------------------------------------------------------function close_Callback(hObject, eventdata, handles)% hObject    handle to close (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)close;% --- Executes during object creation, after setting all properties.function popupmenu1_CreateFcn(hObject, eventdata, handles)% hObject    handle to popupmenu1 (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 COMPUTER.if ispc    set(hObject,'BackgroundColor','white');else    set(hObject,'BackgroundColor',get(0,'defaultUicontrolBackgroundColor'));end% --- Executes on selection change in popupmenu1.function popupmenu1_Callback(hObject, eventdata, handles)% hObject    handle to popupmenu1 (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)% Hints: contents = get(hObject,'String') returns popupmenu1 contents as cell array%        contents{get(hObject,'Value')} returns selected item from popupmenu1% --- 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 filename;
Image=imread(filename);                   %讀取圖像
%將胡椒鹽似的噪聲加入原圖像中，其中0.02是噪聲密度%
c=get(handles.popupmenu1,'value');
if c==2
   d='gaussian';
elseif c==3
   d='salt & pepper';
elseif c==4
   d='speckle'; 
end   
Image_noisy= imnoise (Image,d,0.06); 
Image2_noisy=double(Image_noisy)/255;       %

subplot(2,3,2)
%xlabel('噪聲');
imshow(Image2_noisy)


% --- 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 filename;
RGB=imread(filename);                   %讀取圖像
R=RGB(:,:,1);
G=RGB(:,:,2);
B=RGB(:,:,3);

%將胡椒鹽似的噪聲加入原圖像中，其中0.02是噪聲密度%
c=get(handles.popupmenu1,'value');
if c==2
   d='gaussian';
elseif c==3
   d='salt & pepper';
elseif c==4
   d='speckle'; 
end   
R= imnoise (R,d,0.06); 
R=double(R)/255;       %
G= imnoise (G,d,0.06); 
G=double(G)/255;       %
B= imnoise (B,d,0.06); 
B=double(B)/255;       %

h=[1/9 1/9 1/9;1/9 1/9 1/9 ; 1/9 1/9 1/9];  %濾波器的子模板

Image_low=filter2(h, Image2_noisy);         

subplot(2,3,1)
xlabel('低通');
imshow(Image_low)
% --- Executes during object creation, after setting all properties.function edit1_CreateFcn(hObject, eventdata, handles)% hObject    handle to edit1 (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    empty - handles not created until after all CreateFcns called% Hint: edit controls usually have a white background on Windows.%       See ISPC and COMPUTER.if ispc    set(hObject,'BackgroundColor','white');else    set(hObject,'BackgroundColor',get(0,'defaultUicontrolBackgroundColor'));endfunction edit1_Callback(hObject, eventdata, handles)% hObject    handle to edit1 (see GCBO)% eventdata  reserved - to be defined in a future version of MATLAB% handles    structure with handles and user data (see GUIDATA)% Hints: get(hObject,'String') returns contents of edit1 as text%        str2double(get(hObject,'String')) returns contents of edit1 as a double% --- 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)jdz1;
% --- 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)tree;% --- 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)treewave10;