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1 /**
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2 * Stone of Orthanc
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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) 2017-2019 Osimis S.A., 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 <Core/Cache/MemoryObjectCache.h>
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25 #include <Core/DicomParsing/ParsedDicomFile.h>
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26
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27 namespace OrthancStone
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28 {
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29 class ParsedDicomFileCache : public boost::noncopyable
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30 {
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31 private:
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32 class Item;
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33
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34 Orthanc::MemoryObjectCache cache_;
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35
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36 public:
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37 ParsedDicomFileCache(size_t size)
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38 {
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39 cache_.SetMaximumSize(size);
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40 }
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41
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42 void Acquire(const std::string& sopInstanceUid,
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43 Orthanc::ParsedDicomFile* dicom, // Takes ownership
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44 size_t fileSize);
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45
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46 class Reader : public boost::noncopyable
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47 {
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48 private:
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49 Orthanc::MemoryObjectCache::Reader reader_;
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50
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51 public:
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52 Reader(ParsedDicomFileCache& cache,
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53 const std::string& sopInstanceUid) :
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54 reader_(cache.cache_, sopInstanceUid)
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55 {
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56 }
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57
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58 bool IsValid() const
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59 {
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60 return reader_.IsValid();
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61 }
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62
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63 const Orthanc::ParsedDicomFile& GetDicom() const;
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64 };
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65 };
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66 }
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