Mercurial > hg > orthanc-wsi
annotate Framework/Inputs/OpenSlideLibrary.h @ 278:169f168ba07a
retrieval of properties from openslide
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 12 Jul 2023 17:12:10 +0200 |
| parents | 20a730889ae2 |
| children | 7020852a8fa9 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 254 | 5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
| 6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium | |
| 0 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Affero General Public License | |
| 10 * as published by the Free Software Foundation, either version 3 of | |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Affero General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Affero General Public License | |
| 19 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 **/ | |
| 21 | |
| 22 | |
| 23 #pragma once | |
| 24 | |
| 192 | 25 #include <Images/ImageAccessor.h> |
| 26 #include <SharedLibrary.h> | |
| 0 | 27 |
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28 #include <map> |
| 0 | 29 #include <vector> |
| 30 | |
| 31 namespace OrthancWSI | |
| 32 { | |
| 33 class OpenSlideLibrary : public boost::noncopyable | |
| 34 { | |
| 35 private: | |
| 36 typedef void* (*FunctionClose) (void*); | |
| 37 typedef int32_t (*FunctionGetLevelCount) (void*); | |
| 38 typedef void (*FunctionGetLevelDimensions) (void*, int32_t, int64_t*, int64_t*); | |
| 39 typedef double (*FunctionGetLevelDownsample) (void*, int32_t); | |
| 40 typedef void* (*FunctionOpen) (const char*); | |
| 41 typedef void (*FunctionReadRegion) (void*, uint32_t*, int64_t, int64_t, int32_t, int64_t, int64_t); | |
| 42 | |
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43 // New in WSI 2.0 |
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44 typedef const char* const* (*FunctionGetPropertyNames) (void*); |
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45 typedef const char* (*FunctionGetPropertyValue) (void*, const char*); |
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46 |
| 0 | 47 Orthanc::SharedLibrary library_; |
| 48 FunctionClose close_; | |
| 49 FunctionGetLevelCount getLevelCount_; | |
| 50 FunctionGetLevelDimensions getLevelDimensions_; | |
| 51 FunctionGetLevelDownsample getLevelDownsample_; | |
| 52 FunctionOpen open_; | |
| 53 FunctionReadRegion readRegion_; | |
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54 FunctionGetPropertyNames getPropertyNames_; |
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55 FunctionGetPropertyValue getPropertyValue_; |
| 0 | 56 |
| 57 public: | |
| 145 | 58 explicit OpenSlideLibrary(const std::string& path); |
| 0 | 59 |
| 60 static OpenSlideLibrary& GetInstance(); | |
| 61 | |
| 62 static void Initialize(const std::string& path); | |
| 63 | |
| 64 static void Finalize(); | |
| 65 | |
| 66 class Image : public boost::noncopyable | |
| 67 { | |
| 68 private: | |
| 69 struct Level | |
| 70 { | |
| 71 unsigned int width_; | |
| 72 unsigned int height_; | |
| 73 double downsample_; | |
| 74 | |
| 75 Level(); | |
| 76 | |
| 77 Level(int64_t width, | |
| 78 int64_t height, | |
| 79 double downsample); | |
| 80 }; | |
| 81 | |
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82 OpenSlideLibrary& that_; |
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83 void* handle_; |
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84 std::vector<Level> levels_; |
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85 std::map<std::string, std::string> properties_; |
| 0 | 86 |
| 87 void Initialize(const std::string& path); | |
| 88 | |
| 89 void Close(); | |
| 90 | |
| 91 void CheckLevel(unsigned int level) const; | |
| 92 | |
| 93 public: | |
| 94 Image(OpenSlideLibrary& that, | |
| 95 const std::string& path); | |
| 96 | |
| 145 | 97 explicit Image(const std::string& path); |
| 0 | 98 |
| 99 ~Image() | |
| 100 { | |
| 101 Close(); | |
| 102 } | |
| 103 | |
| 104 unsigned int GetLevelCount() const | |
| 105 { | |
| 106 return levels_.size(); | |
| 107 } | |
| 108 | |
| 109 double GetLevelDownsample(unsigned int level) const; | |
| 110 | |
| 111 unsigned int GetLevelWidth(unsigned int level) const; | |
| 112 | |
| 113 unsigned int GetLevelHeight(unsigned int level) const; | |
| 114 | |
| 115 Orthanc::ImageAccessor* ReadRegion(unsigned int level, | |
| 116 uint64_t x, | |
| 117 uint64_t y, | |
| 118 unsigned int width, | |
| 119 unsigned int height); | |
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120 |
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121 bool LookupProperty(std::string& value, |
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122 const std::string& property) const; |
| 0 | 123 }; |
| 124 }; | |
| 125 } |