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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2015 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 "GdcmDecoderCache.h"
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22 #include "OrthancImageWrapper.h"
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23
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24 #include <orthanc/OrthancCPlugin.h>
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25
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26 static OrthancPluginContext* context_ = NULL;
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27 static OrthancPlugins::GdcmDecoderCache cache_;
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28
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29
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30 static OrthancPluginErrorCode DecodeImageCallback(OrthancPluginImage** target,
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31 const void* dicom,
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32 const uint32_t size,
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33 uint32_t frameIndex)
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34 {
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35 try
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36 {
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37 std::auto_ptr<OrthancPlugins::OrthancImageWrapper> image;
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38
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39 #if 0
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40 // Do not use the cache
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41 OrthancPlugins::GdcmImageDecoder decoder(dicom, size);
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42 image.reset(new OrthancPlugins::OrthancImageWrapper(context_, decoder, frameIndex));
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43 #else
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44 image.reset(cache_.Decode(context_, dicom, size, frameIndex));
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45 #endif
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46
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47 *target = image->Release();
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48
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49 return OrthancPluginErrorCode_Success;
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50 }
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51 catch (std::runtime_error& e)
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52 {
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53 *target = NULL;
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54
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55 std::string s = "Cannot decode image using GDCM: " + std::string(e.what());
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56 OrthancPluginLogError(context_, s.c_str());
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57 return OrthancPluginErrorCode_Plugin;
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58 }
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59 }
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60
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61
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62
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63 extern "C"
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64 {
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65 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context)
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66 {
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67 context_ = context;
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68 OrthancPluginLogWarning(context_, "Initializing the advanced decoder of medical images using GDCM");
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69
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70
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71 /* Check the version of the Orthanc core */
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72 if (OrthancPluginCheckVersion(context_) == 0)
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73 {
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74 char info[1024];
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75 sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin",
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76 context_->orthancVersion,
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77 ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER,
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78 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER,
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79 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER);
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80 OrthancPluginLogError(context_, info);
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81 return -1;
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82 }
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83
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84 OrthancPluginSetDescription(context_, "Advanced decoder of medical images using GDCM.");
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85 OrthancPluginRegisterDecodeImageCallback(context_, DecodeImageCallback);
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86
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87 return 0;
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88 }
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89
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90
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91 ORTHANC_PLUGINS_API void OrthancPluginFinalize()
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92 {
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93 }
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94
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95
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96 ORTHANC_PLUGINS_API const char* OrthancPluginGetName()
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97 {
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98 return "gdcm-decoder";
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99 }
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100
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101
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102 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion()
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103 {
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104 return GDCM_DECODER_VERSION;
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105 }
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106 }
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