做标签时，批量处理数据代码（Matlab）

附一些制作标签的工具：https://github.com/tzutalin/labelImg

记下代码，方便我自己以后用，修改部分内容即可，比如文件夹名字，迭代的次数和索引等。。。

function manageImages
%%=====================by chenzhi 2016.9.8==========================%%
%%============将一个文件夹里所有图片保存到指定文件夹并且以.jpg格式保存==%%

clc;

%%=====================添加不同文件夹下的文件，并指定添加的数量=======%%
% Files = dir(strcat('E:\chenzhi\SubCNN-master\fast-rcnn\data\KITTI\data_object_image_2\training\image_2\','*.png'));
% LengthFiles = length(Files);
% %%for i = 1:LengthFiles;
% j = 1;
% for i = 1:7:LengthFiles;
%     Img = imread(strcat('E:\chenzhi\SubCNN-master\fast-rcnn\data\KITTI\data_object_image_2\training\image_2\',Files(i).name));
%     path = 'D:\chenzhi\data_annotate\Kitti\train_img\';
%     %name = sprintf('2012_%06d_00%s',j,'.jpg');
%     name = sprintf('%06d%s',j+1462,'.jpg');
%     filename=[path name];
%     imwrite(Img,filename);
%     j = j+1;
% end

% Files = dir(strcat('E:\dataset\bike\','*.jpg'));
% LengthFiles = length(Files);
% %%for i = 1:LengthFiles;
% for i = 1:204;
%     Img = imread(strcat('E:\dataset\bike\',Files(i).name));
%     path = 'E:\chenzhi\faster_rcnn-master_cz\faster_rcnn-master\datasets\custom\VOC2012\JPEGImages\'
%     name = sprintf('%s%06d%s','2012_',1544+i,'_00.jpg')%%之前文件夹里已经有1390个文件了
%     filename=[path name];
%     imwrite(Img,filename);
%     
% end

% Files = dir(strcat('E:\dataset\person\','*.bmp'));
% LengthFiles = length(Files);
% %%for i = 1:LengthFiles;
% for i = 1:310;
%     Img = imread(strcat('E:\dataset\person\',Files(i).name));
%     path = 'E:\chenzhi\faster_rcnn-master_cz\faster_rcnn-master\datasets\custom\VOC2012\JPEGImages\'
%     name = sprintf('%s%06d%s','2012_',1748+i,'_00.jpg')%%之前文件夹里已经有1390个文件了
%     filename=[path name];
%     imwrite(Img,filename);
%     
% end

%%================写trainval.txt 和test.txt================%%
% fid1=['E:\py-R-FCN-master\data\VOCdevkit0712\VOC0712\ImageSets\Main\','trainval.txt'];   %创建新的txt文件
% c=fopen(fid1,'wt');   %打开txt文件
% fid2=['E:\py-R-FCN-master\data\VOCdevkit0712\VOC0712\ImageSets\Main\','test.txt'];   %创建新的txt文件
% c2=fopen(fid2,'wt');   %打开txt文件
% Files = dir(strcat('E:\py-R-FCN-master\data\VOCdevkit0712\VOC0712\JPEGImages\','*.jpg'));
% LengthFiles = length(Files);
% for i = 1:LengthFiles;
%     str = Files(i).name;
%     str = str(1:end-4) ;
%     
%     if mod(i,3) == 0
%         fprintf(c2,'%s\n',str);  
%     else
%         fprintf(c,'%s\n',str);        %按行写入txt文件，%s为数据形式，str为写入数据。。。
%     end
% end
% 
% fclose(c);    %关闭txt文件
% fclose(c2);    %关闭txt文件

%%================将一个文件夹下面的文件（txt）移动到另外一个文件夹
% Files = dir(strcat('E:\chenzhi\SubCNN-master\fast-rcnn\data\KITTI\data_object_image_2\training\label_2\','*.txt'));
% LengthFiles = length(Files);
% %for i = 1:LengthFiles;
% j = 1;
% for i = 1:7:LengthFiles;
%     txtname = strcat('E:\chenzhi\SubCNN-master\fast-rcnn\data\KITTI\data_object_image_2\training\label_2\',Files(i).name);
%     path = 'D:\chenzhi\data_annotate\Kitti\train_label\';
%     name = sprintf('%06d%s',j+1462,'.txt');
%     filename=[path name];
%     copyfile(txtname,path);
%     j = j+1;
% end


%%================修改文件名字格式================%%
% Files = dir(strcat('D:\chenzhi\data_annotate\dataImage\all\','*.jpg'));
% LengthFiles = length(Files);
% %%for i = 1:LengthFiles;
% for i = 1:LengthFiles; 
%     Img = imread(strcat('D:\chenzhi\data_annotate\dataImage\all\',Files(i).name));
%     path = 'D:\chenzhi\data_annotate\VOC2012\new\';
%     name = sprintf('%s%06d%s','2012_',i,'_00.jpg');
%     filename=[path name];
%     imwrite(Img,filename);
%     
% end

Files = dir(strcat('D:\chenzhi\data_annotate\Kitti\train_label\','*.txt'));
LengthFiles = length(Files);
path1 = 'D:\chenzhi\data_annotate\Kitti\train_label\';
path2 = 'D:\chenzhi\data_annotate\Kitti\train_label2\';
for i = 1:LengthFiles; 
    filename = Files(i).name;  
    newname = sprintf('%06d%s',i+1462,'.txt');
     file_name = [path1 filename];
     new_name = [path2 newname];
     movefile(file_name,new_name);
end


end