一、简介

模型参考这里。

二、源代码

%本程序可以完成布匹疵点检测且本程序是批处理程序。
function varargout = FabricGui(varargin)
gui_Singleton = 1;
gui_State = struct('gui_Name',       mfilename, ...
    'gui_Singleton',  gui_Singleton, ...
    'gui_OpeningFcn', @FabricGui_OpeningFcn, ...
    'gui_OutputFcn',  @FabricGui_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
​
% --- Executes just before FabricGui is made visible.
function FabricGui_OpeningFcn(hObject, eventdata, handles, varargin)
handles.output = hObject;
% Update handles structure
guidata(hObject, handles);
​
% --- Outputs from this function are returned to the command line.
function varargout = FabricGui_OutputFcn(hObject, eventdata, handles)
varargout{1} = handles.output;
​
function hedit_detect_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_detect_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
​
% --- Executes on button press in ptnRun.
function ptnRun_Callback(hObject, eventdata, handles)
%批处理
srcDir=uigetdir('Choose source directory.'); %获得选择的文件夹
cd(srcDir);
allnames=struct2cell(dir('*.bmp')); %只处理8位的bmp文件
[k,len]=size(allnames); %获得bmp文件的个数
%得到设置的参数
P=str2num(get(handles.hedit_zhouqi,'string')); %获得织物纹理周期
T1=str2num(get(handles.hedit_yuzhifenge,'string')); %分割阈值
T2=str2num(get(handles.hedit_yuzhihou,'string')); %后处理阈值
numwu=0;numyou=0;
for ii=1:len
    %逐次取出文件
    cd(srcDir);
    name=allnames{1,ii};
    I=imread(name); %读取文件
    axes(handles.hyuanshiaxes); %显示图像
    imshow(I);
    cd('..');
    I0=I;
    %预处理
    I=double(I0); %数据类型的转换
    [M,N]=size(I);%得到待检测图像的大小
    J=junzhicaiyang(I,M,N,P); %调用均值下采样函数
    J=uint8(J);
    %双线性插值，恢复原来的图像大小
    I1=imresize(J,P,'bilinear'); %双线性插值，恢复原来图像的大小。
    %进行方差下采样，用于增强图像疵点信息
    I1=double(I1);
    J1=fangchacaiyang(I1,M,N,P); %调用方差下采样函数
    J1=uint8(J1);
    %双线性插值，恢复原来图像的大小。
    I=imresize(J1,P,'bilinear');
    %进行二值化及其后处理
    T=Otsu(I);
    % --- Executes on button press in ptnExit.
function ptnExit_Callback(hObject, eventdata, handles)
% hObject    handle to ptnExit (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)
delete(handles.MainFig);
​
function hedit_zhouqi_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_zhouqi_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
​
function hedit_yuzhifenge_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_yuzhifenge_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
​
function hedit_yuzhihou_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_yuzhihou_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
​
function hedit_you_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_you_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
​
function hedit_wu_Callback(hObject, eventdata, handles)
​
% --- Executes during object creation, after setting all properties.
function hedit_wu_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
    set(hObject,'BackgroundColor','white');
end
function J=junzhicaiyang(I,M,N,a)
k=1;h=1;temp=0;
%均值下采样，用于削弱图像周期纹理
for i=1:a:M-a+1
    for j=1:a:N-a+1
        %每一个小块的均值作为新的图像像素值
        temp=0;
        for m=i:1:i+a-1 
            for n=j:1:j+a-1
                temp=temp+I(m,n);
            end
        end
        J(h,k)=temp/(a*a); %计算均值，作为新的图像像素值
        k=k+1;
    end

三、运行结果

四、参考文献

[1]步红刚, 黄秀宝, 汪军. 基于多分形特征参数的织物瑕疵检测[J]. 计算机工程与应用, 2007, 43(036):233-237.

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