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annotate Resources/Samples/Tools/RecoverCompressedFile.cpp @ 2143:fd5875662670

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creation of namespace SystemToolbox
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 09 Nov 2016 16:54:23 +0100
parents aa4b8895cd23
children a3a65de1840f
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 **/
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19
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20
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21 #include "../../../Core/Compression/ZlibCompressor.h"
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22 #include "../../../Core/SystemToolbox.h"
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23 #include "../../../Core/OrthancException.h"
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24
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25 #include <stdio.h>
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26
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27 int main(int argc, const char* argv[])
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28 {
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29 if (argc != 2 && argc != 3)
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30 {
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31 fprintf(stderr, "Maintenance tool to recover a DICOM file that was compressed by Orthanc.\n\n");
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32 fprintf(stderr, "Usage: %s <input> [output]\n", argv[0]);
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33 fprintf(stderr, "If \"output\" is not given, the data will be output to stdout\n");
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34 return -1;
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35 }
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36
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37 try
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38 {
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39 fprintf(stderr, "Reading the file into memory...\n");
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40 fflush(stderr);
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41
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42 std::string content;
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43 Orthanc::SystemToolbox::ReadFile(content, argv[1]);
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44
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45 fprintf(stderr, "Decompressing the content of the file...\n");
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46 fflush(stderr);
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47
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48 Orthanc::ZlibCompressor compressor;
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49 std::string uncompressed;
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50 compressor.Uncompress(uncompressed,
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51 content.empty() ? NULL : content.c_str(),
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52 content.size());
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53
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54 fprintf(stderr, "Writing the uncompressed data...\n");
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55 fflush(stderr);
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56
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57 if (argc == 3)
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58 {
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59 Orthanc::SystemToolbox::WriteFile(uncompressed, argv[2]);
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60 }
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61 else
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62 {
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63 if (uncompressed.size() > 0)
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64 {
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65 fwrite(&uncompressed[0], uncompressed.size(), 1, stdout);
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66 }
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67 }
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68
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69 fprintf(stderr, "Done!\n");
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70 }
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71 catch (Orthanc::OrthancException& e)
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72 {
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73 fprintf(stderr, "Error: %s\n", e.What());
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74 return -1;
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75 }
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76
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77 return 0;
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78 }