Mercurial > hg > orthanc-wsi
annotate Framework/Inputs/DicomPyramidLevel.cpp @ 175:e3cbf890b588
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 31 Jan 2020 17:44:03 +0100 |
parents | 6b8ccfc02051 |
children | f299c191cd76 |
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) 2017-2020 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 | |
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22 #include "../PrecompiledHeadersWSI.h" |
0 | 23 #include "DicomPyramidLevel.h" |
24 | |
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25 #include <Core/Logging.h> |
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26 #include <Core/OrthancException.h> |
0 | 27 |
28 #include <boost/lexical_cast.hpp> | |
29 | |
30 namespace OrthancWSI | |
31 { | |
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32 DicomPyramidLevel::TileContent& DicomPyramidLevel::GetTileContent(unsigned int tileX, |
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33 unsigned int tileY) |
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34 { |
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35 if (tileX >= countTilesX_ || |
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36 tileY >= countTilesY_) |
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37 { |
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38 LOG(ERROR) << "Tile location (" << tileX << "," << tileY << ") is outside the image"; |
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39 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); |
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40 } |
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41 |
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42 return tiles_[tileY * countTilesX_ + tileX]; |
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43 } |
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44 |
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45 void DicomPyramidLevel::RegisterFrame(DicomPyramidInstance& instance, |
0 | 46 unsigned int frame) |
47 { | |
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48 unsigned int tileX = instance.GetFrameLocationX(frame); |
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49 unsigned int tileY = instance.GetFrameLocationY(frame); |
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50 TileContent& tile = GetTileContent(tileX, tileY); |
0 | 51 |
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52 if (tile.instance_ != NULL) |
0 | 53 { |
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54 LOG(ERROR) << "Tile with location (" << tileX << "," |
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55 << tileY << ") is indexed twice in level of size " |
0 | 56 << totalWidth_ << "x" << totalHeight_; |
57 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
58 } | |
59 | |
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60 tile.instance_ = &instance; |
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61 tile.frame_ = frame; |
0 | 62 } |
63 | |
64 | |
65 bool DicomPyramidLevel::LookupTile(TileContent& tile, | |
66 unsigned int tileX, | |
67 unsigned int tileY) const | |
68 { | |
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69 const TileContent& tmp = const_cast<DicomPyramidLevel&>(*this).GetTileContent(tileX, tileY); |
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70 |
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71 if (tmp.instance_ == NULL) |
0 | 72 { |
73 return false; | |
74 } | |
75 else | |
76 { | |
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77 tile = tmp; |
0 | 78 return true; |
79 } | |
80 } | |
81 | |
82 | |
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83 DicomPyramidLevel::DicomPyramidLevel(DicomPyramidInstance& instance) : |
0 | 84 totalWidth_(instance.GetTotalWidth()), |
85 totalHeight_(instance.GetTotalHeight()), | |
86 tileWidth_(instance.GetTileWidth()), | |
87 tileHeight_(instance.GetTileHeight()) | |
88 { | |
89 if (totalWidth_ == 0 || | |
90 totalHeight_ == 0) | |
91 { | |
92 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
93 } | |
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94 |
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95 countTilesX_ = CeilingDivision(totalWidth_, tileWidth_); |
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96 countTilesY_ = CeilingDivision(totalHeight_, tileHeight_); |
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97 tiles_.resize(countTilesX_ * countTilesY_); |
0 | 98 |
99 AddInstance(instance); | |
100 } | |
101 | |
102 | |
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103 void DicomPyramidLevel::AddInstance(DicomPyramidInstance& instance) |
0 | 104 { |
105 if (instance.GetTotalWidth() != totalWidth_ || | |
106 instance.GetTotalHeight() != totalHeight_ || | |
107 instance.GetTileWidth() != tileWidth_ || | |
108 instance.GetTileHeight() != tileHeight_) | |
109 { | |
110 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); | |
111 } | |
112 | |
113 for (size_t frame = 0; frame < instance.GetFrameCount(); frame++) | |
114 { | |
115 RegisterFrame(instance, frame); | |
116 } | |
117 } | |
118 | |
119 | |
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120 bool DicomPyramidLevel::DownloadRawTile(std::string& raw /* out */, |
0 | 121 Orthanc::PixelFormat& format /* out */, |
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122 ImageCompression& compression /* out */, |
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123 OrthancPlugins::IOrthancConnection& orthanc, |
0 | 124 unsigned int tileX, |
125 unsigned int tileY) const | |
126 { | |
127 TileContent tile; | |
128 if (LookupTile(tile, tileX, tileY)) | |
129 { | |
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130 assert(tile.instance_ != NULL); |
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131 DicomPyramidInstance& instance = *tile.instance_; |
0 | 132 |
133 std::string uri = ("/instances/" + instance.GetInstanceId() + | |
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134 "/frames/" + boost::lexical_cast<std::string>(tile.frame_) + "/raw"); |
0 | 135 |
136 orthanc.RestApiGet(raw, uri); | |
137 | |
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138 compression = instance.GetImageCompression(orthanc); |
0 | 139 format = instance.GetPixelFormat(); |
140 | |
141 return true; | |
142 } | |
143 else | |
144 { | |
145 return false; | |
146 } | |
147 } | |
148 } |