Mercurial > hg > orthanc-wsi
annotate Framework/Inputs/OpenSlideLibrary.h @ 117:28bd1b119c4d
support of Linux Standard Base
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 04 Jan 2018 10:55:12 +0100 |
parents | a51dee6a1515 |
children | e8fe7c9a7d6c |
rev | line source |
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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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5 * Copyright (C) 2017-2018 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 | |
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24 #include "../../Resources/Orthanc/Plugins/Engine/SharedLibrary.h" |
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25 #include "../../Resources/Orthanc/Core/Images/ImageAccessor.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: | |
50 OpenSlideLibrary(const std::string& path); | |
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 | |
88 Image(const std::string& path); | |
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 } |