rename_inverse.m

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%  File Name: transform.m
%  Description:
%    Inverse rename ICPR018 dataset result txt file name.
%    This is according to the rename list generated by <rename.m>.
%
%    Origin img name: <img_1.txt>
%    New img name: <T1._WBXtXdXXXXXXXX_!!0-item_pic.jpg.txt>
%
%  Author: Haozheng Li
%  EMail: 466739850@qq.com
%  Created Time: 2018.5.15
%  Last Revised: 2018.5.15
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%

clc;
clear;
close all;
fclose('all');

%Parameter
rename_list_name = 'rename_list.txt';
icpr_img_folder = 'image_10000\';
icpr_txt_folder = 'results\';
icdar_gt_folder = 'txt_10000\';

%%

%Clean
fprintf('cleaning gt folder...\n');
gt_dir = dir(icdar_gt_folder);
for i = 3 : size(gt_dir, 1)
    delete(strcat(icdar_gt_folder, '*.*'));
end

icpr_count =  0;
rename_list = fopen(rename_list_name, 'r');
while ~feof(rename_list)
    tline = fgetl(rename_list);
    if tline == -1
        break;
    end
    icpr_count = icpr_count + 1;
    str = regexp(tline, ' ', 'split');
    rename = str{1};
    rename_inv = str{2};
    
    icpr_img_path = strcat(icpr_img_folder, rename_inv, '.jpg');
    img = imread(icpr_img_path);
    if size(size(img), 2) > 3
        img = img(:, :, 1);
    end
    imshow(img);
    
    icpr_txt_name = strcat(rename, '.txt');
    icpr_txt_path = strcat(icpr_txt_folder, icpr_txt_name);
    icdar_gt_name = strcat(rename_inv, '.txt');
    icdar_gt_path = strcat(icdar_gt_folder, icdar_gt_name);
    if ~exist(icpr_txt_path, 'file')
        gt_file = fopen(icdar_gt_path, 'w');
        fclose(gt_file);
    else
        copyfile(icpr_txt_path, icdar_gt_folder);
        oldname = strcat(icdar_gt_folder, icpr_txt_name);
        newname = icdar_gt_name;
        dos(['rename' 32 oldname 32 newname]);
    end
    
    gt = fopen(icdar_gt_path, 'r');
    while ~feof(gt)
        tline = fgetl(gt);
        if tline == -1
            break;
        end
        str = regexp(tline, ',', 'split');
        x1 = str2double(str{1});
        y1 = str2double(str{2});
        x2 = str2double(str{3});
        y2 = str2double(str{4});
        x3 = str2double(str{5});
        y3 = str2double(str{6});
        x4 = str2double(str{7});
        y4 = str2double(str{8});
        line([x1, x2, x3, x4], [y1, y2, y3, y4], 'Color', 'g');
    end
    fclose(gt);
    
    if rem(icpr_count, 100) == 0
        fprintf('transform %d...\n', icpr_count);
    end
    pause(0.01);
    
end
fclose(rename_list);

fprintf('%d files have renamed inverse.\n', icpr_count);