Mercurial > hg > orthanc-wsi
annotate Framework/Inputs/OpenSlideLibrary.h @ 214:1e864138f0da
upgrade to year 2021
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 06 Jan 2021 18:10:07 +0100 |
| parents | f299c191cd76 |
| children | 49f647ed1b4c |
| 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 | |
|
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1e864138f0da
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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changeset
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #pragma once | |
| 23 | |
| 192 | 24 #include <Images/ImageAccessor.h> |
| 25 #include <SharedLibrary.h> | |
| 0 | 26 |
| 27 #include <vector> | |
| 28 | |
| 29 namespace OrthancWSI | |
| 30 { | |
| 31 class OpenSlideLibrary : public boost::noncopyable | |
| 32 { | |
| 33 private: | |
| 34 typedef void* (*FunctionClose) (void*); | |
| 35 typedef int32_t (*FunctionGetLevelCount) (void*); | |
| 36 typedef void (*FunctionGetLevelDimensions) (void*, int32_t, int64_t*, int64_t*); | |
| 37 typedef double (*FunctionGetLevelDownsample) (void*, int32_t); | |
| 38 typedef void* (*FunctionOpen) (const char*); | |
| 39 typedef void (*FunctionReadRegion) (void*, uint32_t*, int64_t, int64_t, int32_t, int64_t, int64_t); | |
| 40 | |
| 41 Orthanc::SharedLibrary library_; | |
| 42 FunctionClose close_; | |
| 43 FunctionGetLevelCount getLevelCount_; | |
| 44 FunctionGetLevelDimensions getLevelDimensions_; | |
| 45 FunctionGetLevelDownsample getLevelDownsample_; | |
| 46 FunctionOpen open_; | |
| 47 FunctionReadRegion readRegion_; | |
| 48 | |
| 49 public: | |
| 145 | 50 explicit OpenSlideLibrary(const std::string& path); |
| 0 | 51 |
| 52 static OpenSlideLibrary& GetInstance(); | |
| 53 | |
| 54 static void Initialize(const std::string& path); | |
| 55 | |
| 56 static void Finalize(); | |
| 57 | |
| 58 class Image : public boost::noncopyable | |
| 59 { | |
| 60 private: | |
| 61 struct Level | |
| 62 { | |
| 63 unsigned int width_; | |
| 64 unsigned int height_; | |
| 65 double downsample_; | |
| 66 | |
| 67 Level(); | |
| 68 | |
| 69 Level(int64_t width, | |
| 70 int64_t height, | |
| 71 double downsample); | |
| 72 }; | |
| 73 | |
| 74 OpenSlideLibrary& that_; | |
| 75 void* handle_; | |
| 76 std::vector<Level> levels_; | |
| 77 | |
| 78 void Initialize(const std::string& path); | |
| 79 | |
| 80 void Close(); | |
| 81 | |
| 82 void CheckLevel(unsigned int level) const; | |
| 83 | |
| 84 public: | |
| 85 Image(OpenSlideLibrary& that, | |
| 86 const std::string& path); | |
| 87 | |
| 145 | 88 explicit Image(const std::string& path); |
| 0 | 89 |
| 90 ~Image() | |
| 91 { | |
| 92 Close(); | |
| 93 } | |
| 94 | |
| 95 unsigned int GetLevelCount() const | |
| 96 { | |
| 97 return levels_.size(); | |
| 98 } | |
| 99 | |
| 100 double GetLevelDownsample(unsigned int level) const; | |
| 101 | |
| 102 unsigned int GetLevelWidth(unsigned int level) const; | |
| 103 | |
| 104 unsigned int GetLevelHeight(unsigned int level) const; | |
| 105 | |
| 106 Orthanc::ImageAccessor* ReadRegion(unsigned int level, | |
| 107 uint64_t x, | |
| 108 uint64_t y, | |
| 109 unsigned int width, | |
| 110 unsigned int height); | |
| 111 }; | |
| 112 }; | |
| 113 } |