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annotate OrthancServer/Resources/Samples/Tools/RecoverCompressedFile.cpp @ 5853:4d932683049d get-scu tip

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very first implementation of C-Get SCU
author Alain Mazy <am@orthanc.team>
date Tue, 29 Oct 2024 17:25:49 +0100
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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 * Copyright (C) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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8 *
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9 * This program is free software: you can redistribute it and/or
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10 * modify it under the terms of the GNU General Public License as
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11 * published by the Free Software Foundation, either version 3 of the
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12 * License, or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 * General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU General Public License
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20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #include "../../../../OrthancFramework/Sources/Compression/ZlibCompressor.h"
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25 #include "../../../../OrthancFramework/Sources/SystemToolbox.h"
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26 #include "../../../../OrthancFramework/Sources/OrthancException.h"
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28 #include <stdio.h>
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29
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30 int main(int argc, const char* argv[])
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31 {
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32 if (argc != 2 && argc != 3)
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33 {
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34 fprintf(stderr, "Maintenance tool to recover a DICOM file that was compressed by Orthanc.\n\n");
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35 fprintf(stderr, "Usage: %s <input> [output]\n", argv[0]);
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36 fprintf(stderr, "If \"output\" is not given, the data will be output to stdout\n");
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37 return -1;
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38 }
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39
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40 try
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41 {
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42 fprintf(stderr, "Reading the file into memory...\n");
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43 fflush(stderr);
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44
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45 std::string content;
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46 Orthanc::SystemToolbox::ReadFile(content, argv[1]);
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47
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48 fprintf(stderr, "Decompressing the content of the file...\n");
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49 fflush(stderr);
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50
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51 Orthanc::ZlibCompressor compressor;
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52 std::string uncompressed;
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53 compressor.Uncompress(uncompressed,
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54 content.empty() ? NULL : content.c_str(),
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55 content.size());
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56
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57 fprintf(stderr, "Writing the uncompressed data...\n");
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58 fflush(stderr);
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59
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60 if (argc == 3)
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61 {
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62 Orthanc::SystemToolbox::WriteFile(uncompressed, argv[2]);
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63 }
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64 else
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65 {
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66 if (uncompressed.size() > 0)
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67 {
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68 fwrite(&uncompressed[0], uncompressed.size(), 1, stdout);
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69 }
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70 }
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71
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72 fprintf(stderr, "Done!\n");
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73 }
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74 catch (Orthanc::OrthancException& e)
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75 {
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76 fprintf(stderr, "Error: %s\n", e.What());
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77 return -1;
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78 }
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79
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80 return 0;
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81 }