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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 #pragma once
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22
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23 #include "GdcmImageDecoder.h"
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24 #include "OrthancImageWrapper.h"
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25
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26 #include <boost/thread.hpp>
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27
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28
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29 namespace OrthancPlugins
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30 {
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31 class GdcmDecoderCache : public boost::noncopyable
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32 {
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33 private:
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34 boost::mutex mutex_;
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35 std::auto_ptr<OrthancPlugins::GdcmImageDecoder> decoder_;
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36 size_t size_;
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37 std::string md5_;
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38
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39 static std::string ComputeMd5(OrthancPluginContext* context,
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40 const void* dicom,
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41 size_t size);
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42
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43 public:
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44 GdcmDecoderCache() : size_(0)
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45 {
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46 }
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47
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48 OrthancImageWrapper* Decode(OrthancPluginContext* context,
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49 const void* dicom,
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50 const uint32_t size,
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51 uint32_t frameIndex);
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52 };
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53 }
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