www.gusucode.com > 基于纹理的图像检索源码 > 基于纹理的图像检索源码/dt_cwt texture/OpenDatabaseTexture.m
function OpenDatabaseTexture(hObject,handles) dir_name = uigetdir('H:\'); addpath(dir_name); cd(dir_name); filename = dir('*.jpg'); %get all the image file filename = [filename;dir('*.gif')]; filename = [filename;dir('*.tif')]; filename = [filename;dir('*.bmp')]; fileNumber = length(filename); level = 3; FV_Inquire = []; for m=1:fileNumber FV_e =[]; FV_std = []; image1 = imread(filename(m).name); if length(size(image1))==3 image1 = RGB2GRAY(image1); end [Yl,Yh] = dtwavexfm2(image1,level,'near_sym_b','qshift_b'); sz = size(Yl); FV_e(1) = sum(abs(Yl(:)))/sz(1)*sz(2); FV_std(1) = std(abs(Yl(:))); matric = []; for i=1:level for j=1:6 matric = Yh{i,1}(:,:,j); sz = size(matric); %FV_e((i-1)*6+1+j) = sum(abs(matric(:)))/(sz(1)*sz(2)); %FV_std((i-1)*6+1+j) = std(abs(matric(:))); FV_e((i-1)*6+j) = sum(abs(matric(:)))/(sz(1)*sz(2)); FV_std((i-1)*6+j) = std(abs(matric(:))); end end FV_Inquire(m,:)=[FV_e,FV_std]; end handles.fileNumber=fileNumber; handles.filename=filename; handles.FV_Inquire=FV_Inquire; %disp_white(handles,1); % --- Outputs from this function are returned to the command line.% Choose default command line output for image_search1 handles.output = hObject; % Update handles structure guidata(hObject, handles); % UIWAIT makes image_search1 wait for user response (see UIRESUME) % uiwait(handles.figure1);