www.pudn.com > facerecognitionmatlab.rar > change_file.m

%cd photo 
function change_file(dir_name) 
 
D=dir(dir_name); 
file_num=length(D); 
 
for i=3:file_num 
    if D(i).isdir~=0 
        %ndir_name=strcat(dir_name,'\',D(i).name); 
        %change_file(ndir_name); 
    else 
        file_name=D(i).name; 
        resize_jpg(file_name,dir_name,128,128); 
    end 
end