Mercurial > hg > orthanc-wsi

annotate Framework/Inputs/SingleLevelDecodedPyramid.h @ 217:20bc074ec19a

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Viewer can display DICOM pyramids whose tile sizes vary across levels
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 12 Jan 2021 14:24:18 +0100
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children 49f647ed1b4c
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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 * Copyright (C) 2017-2021 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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21
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22 #pragma once
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23
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24 #include "DecodedTiledPyramid.h"
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25
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26 namespace OrthancWSI
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27 {
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28 class SingleLevelDecodedPyramid : public DecodedTiledPyramid
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29 {
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30 private:
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31 Orthanc::ImageAccessor image_;
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32 unsigned int tileWidth_;
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33 unsigned int tileHeight_;
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34
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35 protected:
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36 void SetImage(const Orthanc::ImageAccessor& image)
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37 {
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38 image.GetReadOnlyAccessor(image_);
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39 }
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40
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41 virtual void ReadRegion(Orthanc::ImageAccessor& target,
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42 unsigned int level,
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43 unsigned int x,
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44 unsigned int y) ORTHANC_OVERRIDE;
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46 public:
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47 SingleLevelDecodedPyramid(unsigned int tileWidth,
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48 unsigned int tileHeight) :
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49 tileWidth_(tileWidth),
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50 tileHeight_(tileHeight)
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51 {
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52 }
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53
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54 virtual unsigned int GetTileWidth(unsigned int level) const ORTHANC_OVERRIDE
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55 {
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56 return tileWidth_;
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57 }
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58
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59 virtual unsigned int GetTileHeight(unsigned int level) const ORTHANC_OVERRIDE
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60 {
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61 return tileHeight_;
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62 }
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63
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64 virtual unsigned int GetLevelCount() const ORTHANC_OVERRIDE
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65 {
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66 return 1;
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67 }
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69 virtual unsigned int GetLevelWidth(unsigned int level) const ORTHANC_OVERRIDE;
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71 virtual unsigned int GetLevelHeight(unsigned int level) const ORTHANC_OVERRIDE;
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73 virtual Orthanc::PixelFormat GetPixelFormat() const ORTHANC_OVERRIDE
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74 {
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75 return image_.GetFormat();
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76 }
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78 virtual Orthanc::PhotometricInterpretation GetPhotometricInterpretation() const ORTHANC_OVERRIDE;
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79 };
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80 }