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> |
|---|---|
| date | Wed, 13 Jan 2021 17:40:56 +0100 |
| parents | 1e864138f0da |
| children | b0ee417b667a |
| rev | line source |
|---|---|
| 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 } |