Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/ReconstructPyramidCommand.cpp @ 229:d9bd12e3747a
use Orthanc::ImageProcessing::Halve() instead of ImageToolbox::Halve()
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 13 Jan 2021 17:40:56 +0100 |
parents | 1e864138f0da |
children | b0ee417b667a |
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) 2017-2021 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 | |
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22 #include "../PrecompiledHeadersWSI.h" |
0 | 23 #include "ReconstructPyramidCommand.h" |
24 | |
25 #include "../ImageToolbox.h" | |
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26 |
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27 #include <Compatibility.h> // For std::unique_ptr |
192 | 28 #include <Logging.h> |
29 #include <OrthancException.h> | |
30 #include <Images/Image.h> | |
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31 #include <Images/ImageProcessing.h> |
0 | 32 |
33 #include <cassert> | |
34 | |
35 namespace OrthancWSI | |
36 { | |
37 Orthanc::ImageAccessor* ReconstructPyramidCommand::Explore(unsigned int level, | |
38 unsigned int offsetX, | |
39 unsigned int offsetY) | |
40 { | |
41 unsigned int zoom = 1 << level; | |
42 assert(x_ % zoom == 0 && y_ % zoom == 0); | |
43 unsigned int x = x_ / zoom + offsetX; | |
44 unsigned int y = y_ / zoom + offsetY; | |
45 | |
46 if (x >= target_.GetCountTilesX(level + shiftTargetLevel_) || | |
47 y >= target_.GetCountTilesY(level + shiftTargetLevel_)) | |
48 { | |
49 return NULL; | |
50 } | |
51 | |
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52 std::unique_ptr<Orthanc::ImageAccessor> result; |
0 | 53 |
54 if (level == 0) | |
55 { | |
154 | 56 result.reset(new Orthanc::ImageAccessor); |
57 source_.GetDecodedTile(*result, x, y); | |
0 | 58 |
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59 ImageCompression compression; |
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60 const std::string* rawTile = source_.GetRawTile(compression, x, y); |
0 | 61 |
62 if (rawTile != NULL) | |
63 { | |
64 // Simple transcoding | |
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65 target_.WriteRawTile(*rawTile, compression, level + shiftTargetLevel_, x, y); |
0 | 66 } |
67 else | |
68 { | |
69 // Re-encoding the file | |
70 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
71 } | |
72 } | |
73 else | |
74 { | |
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75 std::unique_ptr<Orthanc::ImageAccessor> mosaic(ImageToolbox::Allocate(source_.GetPixelFormat(), |
0 | 76 2 * target_.GetTileWidth(), |
77 2 * target_.GetTileHeight())); | |
78 ImageToolbox::Set(*mosaic, | |
79 source_.GetParameters().GetBackgroundColorRed(), | |
80 source_.GetParameters().GetBackgroundColorGreen(), | |
81 source_.GetParameters().GetBackgroundColorBlue()); | |
82 | |
83 { | |
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84 std::unique_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY)); |
0 | 85 if (subTile.get() != NULL) |
86 { | |
87 ImageToolbox::Embed(*mosaic, *subTile, 0, 0); | |
88 } | |
89 } | |
90 | |
91 { | |
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92 std::unique_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY)); |
0 | 93 if (subTile.get() != NULL) |
94 { | |
95 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), 0); | |
96 } | |
97 } | |
98 | |
99 { | |
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100 std::unique_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY + 1)); |
0 | 101 if (subTile.get() != NULL) |
102 { | |
103 ImageToolbox::Embed(*mosaic, *subTile, 0, target_.GetTileHeight()); | |
104 } | |
105 } | |
106 | |
107 { | |
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108 std::unique_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY + 1)); |
0 | 109 if (subTile.get() != NULL) |
110 { | |
111 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), target_.GetTileHeight()); | |
112 } | |
113 } | |
114 | |
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115 if (source_.GetParameters().IsSmoothEnabled()) |
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116 { |
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117 Orthanc::ImageProcessing::SmoothGaussian5x5(*mosaic, false /* don't use accurate rounding */); |
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118 } |
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119 |
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120 result.reset(Orthanc::ImageProcessing::Halve(*mosaic, false /* don't force minimal pitch */)); |
0 | 121 |
122 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
123 } | |
124 | |
125 return result.release(); | |
126 } | |
127 | |
128 | |
129 ReconstructPyramidCommand::ReconstructPyramidCommand(IPyramidWriter& target, | |
130 ITiledPyramid& source, | |
131 unsigned int upToLevel, | |
132 unsigned int x, | |
133 unsigned int y, | |
134 const DicomizerParameters& parameters) : | |
135 target_(target), | |
136 source_(source, 0, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
137 upToLevel_(upToLevel), | |
138 x_(x), | |
139 y_(y), | |
140 shiftTargetLevel_(0) | |
141 { | |
142 unsigned int zoom = 1 << upToLevel; | |
143 if (x % zoom != 0 || | |
144 y % zoom != 0) | |
145 { | |
146 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
147 } | |
148 | |
149 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
150 { | |
151 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
152 } | |
153 } | |
154 | |
155 | |
156 bool ReconstructPyramidCommand::Execute() | |
157 { | |
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158 std::unique_ptr<Orthanc::ImageAccessor> root(Explore(upToLevel_, 0, 0)); |
0 | 159 return true; |
160 } | |
161 | |
162 | |
163 void ReconstructPyramidCommand::PrepareBagOfTasks(Orthanc::BagOfTasks& tasks, | |
164 IPyramidWriter& target, | |
165 ITiledPyramid& source, | |
166 unsigned int countLevels, | |
167 unsigned int shiftTargetLevel, | |
168 const DicomizerParameters& parameters) | |
169 { | |
170 if (countLevels == 0) | |
171 { | |
172 return; | |
173 } | |
174 | |
175 if (shiftTargetLevel + countLevels > target.GetLevelCount()) | |
176 { | |
177 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
178 } | |
179 | |
180 const unsigned int targetCountTilesX = target.GetCountTilesX(shiftTargetLevel); | |
181 const unsigned int targetCountTilesY = target.GetCountTilesY(shiftTargetLevel); | |
182 const unsigned int step = 1 << (countLevels - 1); | |
183 | |
184 for (unsigned int y = 0; y < targetCountTilesY; y += step) | |
185 { | |
186 for (unsigned int x = 0; x < targetCountTilesX; x += step) | |
187 { | |
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188 std::unique_ptr<ReconstructPyramidCommand> command; |
0 | 189 command.reset(new ReconstructPyramidCommand |
190 (target, source, countLevels - 1, x, y, parameters)); | |
191 command->SetShiftTargetLevel(shiftTargetLevel); | |
192 tasks.Push(command.release()); | |
193 } | |
194 } | |
195 } | |
196 } |