clear;
clc;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%参数配置
% ObjDir = 'D:\Preprocess\Train\label';%目标图片文件夹路径
% OutputDir = 'D:\Preprocess\image';%输出文件夹路径
% tnum = 30;%目标图片数目
%
% %注：
% % 目标图片命名为:i.png(i取1到tnum)
%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% for i = 1:1:tnum
% bgFile = [ObjDir,int2str(i),'.png'];% 读入图片的完整路径
%
% Background = imread(bgFile); % 读入图片、灰度化
%
% figure(i),imshow(Background),title('修改后的图像')
%
% saveas(i,[OutputDir,int2str(i),'_bw.png']);%将处理后的图片保存到目标文件夹
% end
OutputDir_image = 'D:\Preprocess\Train\image_gray\';%输出文件夹路径
OutputDir_label = 'D:\Preprocess\label1\';%输出文件夹路径
fpath = 'D:\Preprocess\label'; %这里是目标图片文件夹的名字
flist = dir(sprintf('%s/*.tif', fpath));
i = 512;
j = 512;
% images = [];
for imidx = 1:min(length(flist), 200)
fprintf('[%d]', imidx); %显示进程
fname = sprintf('%s/%s', fpath, flist(imidx).name);
im = imread(fname);
% im_gray = rgb2gray(im(:,:,1:3));
%set(gcf,'Position',[512,512,512,512])
%imshow(im_gray)
[pathstr, name] = fileparts(flist(imidx).name);% 或者写成 name = flist(imidx).name(1:end-4)
% imwrite(im_gray,[OutputDir_image,name,'.tif']);%将处理后的图片保存到目标文件夹
%saveas(im_gray,[OutputDir,name,'.tif']);$saveas保存需建立figure，且图像的尺寸大小会发生改变
% images{length(images)+1} = im;
b1 = ones(i,j);
for m = 1:i
for n = 1:j
if im(m,n) == 0
b1(m,n) = 0;
b1(m,n+1) = 0;
b1(m,n-1) = 0;
b1(m+1,n) = 0;
b1(m-1,n) = 0;
b1(m,n-2) = 0;
b1(m,n+2) = 0;
end
end
end
imwrite(b1,[OutputDir_label,name,'.tif']);%将处理后的图片保存到目标文件夹
end
fprintf('\n');
