Mercurial > hg > orthanc-wsi
annotate ViewerPlugin/DicomPyramidCache.h @ 111:bfc0d433f9dd
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 24 Aug 2017 19:50:03 +0200 |
parents | ff0ef01c332c |
children | a51dee6a1515 |
rev | line source |
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LRU caching of pyramids, OrthancWSIClearCache script
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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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shared copyright with osimis
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5 * Copyright (C) 2017 Osimis, Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU Affero General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
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11 * |
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12 * This program is distributed in the hope that it will be useful, but |
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Affero General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Affero General Public License |
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 **/ |
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20 |
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21 |
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22 #pragma once |
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23 |
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24 #include "../Framework/Inputs/DicomPyramid.h" |
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25 #include "../Resources/Orthanc/Core/Cache/LeastRecentlyUsedIndex.h" |
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26 |
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27 #include <boost/thread/mutex.hpp> |
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28 |
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29 namespace OrthancWSI |
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30 { |
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31 class DicomPyramidCache : public boost::noncopyable |
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32 { |
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33 private: |
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34 typedef Orthanc::LeastRecentlyUsedIndex<std::string, DicomPyramid*> Cache; |
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35 |
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36 boost::mutex mutex_; |
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37 OrthancPlugins::IOrthancConnection& orthanc_; |
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38 size_t maxSize_; |
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39 Cache cache_; |
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40 |
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41 |
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42 DicomPyramid* GetCachedPyramid(const std::string& seriesId); |
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43 |
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44 DicomPyramid& GetPyramid(const std::string& seriesId, |
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45 boost::mutex::scoped_lock& lock); |
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46 |
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47 public: |
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48 DicomPyramidCache(OrthancPlugins::IOrthancConnection& orthanc, |
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49 size_t maxSize); |
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50 |
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51 ~DicomPyramidCache(); |
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52 |
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53 void Invalidate(const std::string& seriesId); |
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54 |
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55 class Locker : public boost::noncopyable |
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56 { |
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57 private: |
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58 boost::mutex::scoped_lock lock_; |
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59 DicomPyramid& pyramid_; |
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60 |
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61 public: |
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62 Locker(DicomPyramidCache& cache, |
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63 const std::string& seriesId); |
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64 |
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65 DicomPyramid& GetPyramid() const |
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66 { |
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67 return pyramid_; |
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68 } |
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69 }; |
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70 }; |
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71 } |