Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/ReconstructPyramidCommand.cpp @ 140:a0f9a3df1110
resort to Orthanc framework
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 17 Apr 2018 15:47:47 +0200 |
parents | a51dee6a1515 |
children | 32a94bbb7d05 |
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 | |
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22 #include "../PrecompiledHeadersWSI.h" |
0 | 23 #include "ReconstructPyramidCommand.h" |
24 | |
25 #include "../ImageToolbox.h" | |
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26 #include <Core/Logging.h> |
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27 #include <Core/OrthancException.h> |
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28 #include <Core/Images/Image.h> |
0 | 29 |
30 #include <cassert> | |
31 | |
32 namespace OrthancWSI | |
33 { | |
34 Orthanc::ImageAccessor* ReconstructPyramidCommand::Explore(unsigned int level, | |
35 unsigned int offsetX, | |
36 unsigned int offsetY) | |
37 { | |
38 unsigned int zoom = 1 << level; | |
39 assert(x_ % zoom == 0 && y_ % zoom == 0); | |
40 unsigned int x = x_ / zoom + offsetX; | |
41 unsigned int y = y_ / zoom + offsetY; | |
42 | |
43 if (x >= target_.GetCountTilesX(level + shiftTargetLevel_) || | |
44 y >= target_.GetCountTilesY(level + shiftTargetLevel_)) | |
45 { | |
46 return NULL; | |
47 } | |
48 | |
49 std::auto_ptr<Orthanc::ImageAccessor> result; | |
50 | |
51 if (level == 0) | |
52 { | |
53 result.reset(new Orthanc::ImageAccessor(source_.GetDecodedTile(x, y))); | |
54 | |
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55 ImageCompression compression; |
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56 const std::string* rawTile = source_.GetRawTile(compression, x, y); |
0 | 57 |
58 if (rawTile != NULL) | |
59 { | |
60 // Simple transcoding | |
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61 target_.WriteRawTile(*rawTile, compression, level + shiftTargetLevel_, x, y); |
0 | 62 } |
63 else | |
64 { | |
65 // Re-encoding the file | |
66 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
67 } | |
68 } | |
69 else | |
70 { | |
71 std::auto_ptr<Orthanc::ImageAccessor> mosaic(ImageToolbox::Allocate(source_.GetPixelFormat(), | |
72 2 * target_.GetTileWidth(), | |
73 2 * target_.GetTileHeight())); | |
74 ImageToolbox::Set(*mosaic, | |
75 source_.GetParameters().GetBackgroundColorRed(), | |
76 source_.GetParameters().GetBackgroundColorGreen(), | |
77 source_.GetParameters().GetBackgroundColorBlue()); | |
78 | |
79 { | |
80 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY)); | |
81 if (subTile.get() != NULL) | |
82 { | |
83 ImageToolbox::Embed(*mosaic, *subTile, 0, 0); | |
84 } | |
85 } | |
86 | |
87 { | |
88 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY)); | |
89 if (subTile.get() != NULL) | |
90 { | |
91 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), 0); | |
92 } | |
93 } | |
94 | |
95 { | |
96 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY + 1)); | |
97 if (subTile.get() != NULL) | |
98 { | |
99 ImageToolbox::Embed(*mosaic, *subTile, 0, target_.GetTileHeight()); | |
100 } | |
101 } | |
102 | |
103 { | |
104 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY + 1)); | |
105 if (subTile.get() != NULL) | |
106 { | |
107 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), target_.GetTileHeight()); | |
108 } | |
109 } | |
110 | |
111 result.reset(ImageToolbox::Halve(*mosaic, source_.GetParameters().IsSmoothEnabled())); | |
112 | |
113 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
114 } | |
115 | |
116 return result.release(); | |
117 } | |
118 | |
119 | |
120 ReconstructPyramidCommand::ReconstructPyramidCommand(IPyramidWriter& target, | |
121 ITiledPyramid& source, | |
122 unsigned int upToLevel, | |
123 unsigned int x, | |
124 unsigned int y, | |
125 const DicomizerParameters& parameters) : | |
126 target_(target), | |
127 source_(source, 0, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
128 upToLevel_(upToLevel), | |
129 x_(x), | |
130 y_(y), | |
131 shiftTargetLevel_(0) | |
132 { | |
133 unsigned int zoom = 1 << upToLevel; | |
134 if (x % zoom != 0 || | |
135 y % zoom != 0) | |
136 { | |
137 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
138 } | |
139 | |
140 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
141 { | |
142 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
143 } | |
144 } | |
145 | |
146 | |
147 bool ReconstructPyramidCommand::Execute() | |
148 { | |
149 std::auto_ptr<Orthanc::ImageAccessor> root(Explore(upToLevel_, 0, 0)); | |
150 return true; | |
151 } | |
152 | |
153 | |
154 void ReconstructPyramidCommand::PrepareBagOfTasks(Orthanc::BagOfTasks& tasks, | |
155 IPyramidWriter& target, | |
156 ITiledPyramid& source, | |
157 unsigned int countLevels, | |
158 unsigned int shiftTargetLevel, | |
159 const DicomizerParameters& parameters) | |
160 { | |
161 if (countLevels == 0) | |
162 { | |
163 return; | |
164 } | |
165 | |
166 if (shiftTargetLevel + countLevels > target.GetLevelCount()) | |
167 { | |
168 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
169 } | |
170 | |
171 const unsigned int targetCountTilesX = target.GetCountTilesX(shiftTargetLevel); | |
172 const unsigned int targetCountTilesY = target.GetCountTilesY(shiftTargetLevel); | |
173 const unsigned int step = 1 << (countLevels - 1); | |
174 | |
175 for (unsigned int y = 0; y < targetCountTilesY; y += step) | |
176 { | |
177 for (unsigned int x = 0; x < targetCountTilesX; x += step) | |
178 { | |
179 std::auto_ptr<ReconstructPyramidCommand> command; | |
180 command.reset(new ReconstructPyramidCommand | |
181 (target, source, countLevels - 1, x, y, parameters)); | |
182 command->SetShiftTargetLevel(shiftTargetLevel); | |
183 tasks.Push(command.release()); | |
184 } | |
185 } | |
186 } | |
187 } |