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comparison Framework/Inputs/HierarchicalTiff.h @ 0:4a7a53257c7d

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initial commit
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sat, 22 Oct 2016 21:48:33 +0200
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children 91fc9583b2de
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-1:000000000000 0:4a7a53257c7d
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU Affero General Public License
8 * as published by the Free Software Foundation, either version 3 of
9 * the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Affero General Public License for more details.
15 *
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 **/
19
20
21 #pragma once
22
23 #include "PyramidWithRawTiles.h"
24
25 #include <tiff.h>
26 #include <tiffio.h>
27 #include <vector>
28 #include <boost/thread.hpp>
29
30 namespace OrthancWSI
31 {
32 class HierarchicalTiff : public PyramidWithRawTiles
33 {
34 private:
35 struct Level
36 {
37 tdir_t directory_;
38 unsigned int width_;
39 unsigned int height_;
40 std::string headers_;
41
42 Level(TIFF* tiff,
43 tdir_t directory,
44 unsigned int width,
45 unsigned int height);
46 };
47
48 struct Comparator;
49
50 boost::mutex mutex_;
51 TIFF* tiff_;
52 Orthanc::PixelFormat pixelFormat_;
53 ImageCompression compression_;
54 unsigned int tileWidth_;
55 unsigned int tileHeight_;
56 std::vector<Level> levels_;
57
58 void Finalize();
59
60 void CheckLevel(unsigned int level) const;
61
62 bool GetCurrentCompression(ImageCompression& compression);
63
64 bool GetCurrentPixelFormat(Orthanc::PixelFormat& pixelFormat,
65 ImageCompression compression);
66
67 bool Initialize();
68
69 public:
70 HierarchicalTiff(const std::string& path);
71
72 virtual ~HierarchicalTiff()
73 {
74 Finalize();
75 }
76
77 virtual unsigned int GetLevelCount() const
78 {
79 return levels_.size();
80 }
81
82 virtual unsigned int GetLevelWidth(unsigned int level) const;
83
84 virtual unsigned int GetLevelHeight(unsigned int level) const;
85
86 virtual unsigned int GetTileWidth() const
87 {
88 return tileWidth_;
89 }
90
91 virtual unsigned int GetTileHeight() const
92 {
93 return tileHeight_;
94 }
95
96 virtual bool ReadRawTile(std::string& tile,
97 unsigned int level,
98 unsigned int tileX,
99 unsigned int tileY);
100
101 virtual ImageCompression GetImageCompression() const
102 {
103 return compression_;
104 }
105
106 virtual Orthanc::PixelFormat GetPixelFormat() const
107 {
108 return pixelFormat_;
109 }
110 };
111 }