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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 Affero General Public License
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8 * as published by the Free Software Foundation, either version 3 of
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9 * the 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 * Affero 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 Affero 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 "InMemoryTiledImage.h"
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24
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25 namespace OrthancWSI
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26 {
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27 class TruncatedPyramidWriter : public IPyramidWriter
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28 {
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29 private:
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30 IPyramidWriter& lowerLevels_;
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31 InMemoryTiledImage upperLevel_;
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32 unsigned int upperLevelIndex_;
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33
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34 public:
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35 TruncatedPyramidWriter(IPyramidWriter& lower,
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36 unsigned int upperLevelIndex);
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37
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38 virtual unsigned int GetLevelCount() const
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39 {
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40 return upperLevelIndex_ + 1;
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41 }
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42
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43 virtual Orthanc::PixelFormat GetPixelFormat() const
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44 {
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45 return lowerLevels_.GetPixelFormat();
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46 }
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47
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48 virtual unsigned int GetTileWidth() const
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49 {
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50 return lowerLevels_.GetTileWidth();
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51 }
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52
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53 virtual unsigned int GetTileHeight() const
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54 {
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55 return lowerLevels_.GetTileHeight();
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56 }
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57
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58 virtual unsigned int GetCountTilesX(unsigned int level) const;
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59
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60 virtual unsigned int GetCountTilesY(unsigned int level) const;
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61
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62 virtual void WriteRawTile(const std::string& tile,
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63 ImageCompression compression,
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64 unsigned int level,
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65 unsigned int x,
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66 unsigned int y);
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67
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68 virtual void EncodeTile(const Orthanc::ImageAccessor& tile,
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69 unsigned int level,
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70 unsigned int x,
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71 unsigned int y);
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72
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73 InMemoryTiledImage& GetUpperLevel()
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74 {
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75 return upperLevel_;
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76 }
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77 };
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78 }
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