Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/ReconstructPyramidCommand.cpp @ 154:32a94bbb7d05
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 08 Oct 2018 12:12:39 +0200 |
| parents | a0f9a3df1110 |
| children | 6b8ccfc02051 |
| 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 { | |
| 154 | 53 result.reset(new Orthanc::ImageAccessor); |
| 54 source_.GetDecodedTile(*result, x, y); | |
| 0 | 55 |
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56 ImageCompression compression; |
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57 const std::string* rawTile = source_.GetRawTile(compression, x, y); |
| 0 | 58 |
| 59 if (rawTile != NULL) | |
| 60 { | |
| 61 // Simple transcoding | |
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62 target_.WriteRawTile(*rawTile, compression, level + shiftTargetLevel_, x, y); |
| 0 | 63 } |
| 64 else | |
| 65 { | |
| 66 // Re-encoding the file | |
| 67 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
| 68 } | |
| 69 } | |
| 70 else | |
| 71 { | |
| 72 std::auto_ptr<Orthanc::ImageAccessor> mosaic(ImageToolbox::Allocate(source_.GetPixelFormat(), | |
| 73 2 * target_.GetTileWidth(), | |
| 74 2 * target_.GetTileHeight())); | |
| 75 ImageToolbox::Set(*mosaic, | |
| 76 source_.GetParameters().GetBackgroundColorRed(), | |
| 77 source_.GetParameters().GetBackgroundColorGreen(), | |
| 78 source_.GetParameters().GetBackgroundColorBlue()); | |
| 79 | |
| 80 { | |
| 81 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY)); | |
| 82 if (subTile.get() != NULL) | |
| 83 { | |
| 84 ImageToolbox::Embed(*mosaic, *subTile, 0, 0); | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 { | |
| 89 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY)); | |
| 90 if (subTile.get() != NULL) | |
| 91 { | |
| 92 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), 0); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 { | |
| 97 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY + 1)); | |
| 98 if (subTile.get() != NULL) | |
| 99 { | |
| 100 ImageToolbox::Embed(*mosaic, *subTile, 0, target_.GetTileHeight()); | |
| 101 } | |
| 102 } | |
| 103 | |
| 104 { | |
| 105 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY + 1)); | |
| 106 if (subTile.get() != NULL) | |
| 107 { | |
| 108 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), target_.GetTileHeight()); | |
| 109 } | |
| 110 } | |
| 111 | |
| 112 result.reset(ImageToolbox::Halve(*mosaic, source_.GetParameters().IsSmoothEnabled())); | |
| 113 | |
| 114 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
| 115 } | |
| 116 | |
| 117 return result.release(); | |
| 118 } | |
| 119 | |
| 120 | |
| 121 ReconstructPyramidCommand::ReconstructPyramidCommand(IPyramidWriter& target, | |
| 122 ITiledPyramid& source, | |
| 123 unsigned int upToLevel, | |
| 124 unsigned int x, | |
| 125 unsigned int y, | |
| 126 const DicomizerParameters& parameters) : | |
| 127 target_(target), | |
| 128 source_(source, 0, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
| 129 upToLevel_(upToLevel), | |
| 130 x_(x), | |
| 131 y_(y), | |
| 132 shiftTargetLevel_(0) | |
| 133 { | |
| 134 unsigned int zoom = 1 << upToLevel; | |
| 135 if (x % zoom != 0 || | |
| 136 y % zoom != 0) | |
| 137 { | |
| 138 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 139 } | |
| 140 | |
| 141 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
| 142 { | |
| 143 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 144 } | |
| 145 } | |
| 146 | |
| 147 | |
| 148 bool ReconstructPyramidCommand::Execute() | |
| 149 { | |
| 150 std::auto_ptr<Orthanc::ImageAccessor> root(Explore(upToLevel_, 0, 0)); | |
| 151 return true; | |
| 152 } | |
| 153 | |
| 154 | |
| 155 void ReconstructPyramidCommand::PrepareBagOfTasks(Orthanc::BagOfTasks& tasks, | |
| 156 IPyramidWriter& target, | |
| 157 ITiledPyramid& source, | |
| 158 unsigned int countLevels, | |
| 159 unsigned int shiftTargetLevel, | |
| 160 const DicomizerParameters& parameters) | |
| 161 { | |
| 162 if (countLevels == 0) | |
| 163 { | |
| 164 return; | |
| 165 } | |
| 166 | |
| 167 if (shiftTargetLevel + countLevels > target.GetLevelCount()) | |
| 168 { | |
| 169 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 170 } | |
| 171 | |
| 172 const unsigned int targetCountTilesX = target.GetCountTilesX(shiftTargetLevel); | |
| 173 const unsigned int targetCountTilesY = target.GetCountTilesY(shiftTargetLevel); | |
| 174 const unsigned int step = 1 << (countLevels - 1); | |
| 175 | |
| 176 for (unsigned int y = 0; y < targetCountTilesY; y += step) | |
| 177 { | |
| 178 for (unsigned int x = 0; x < targetCountTilesX; x += step) | |
| 179 { | |
| 180 std::auto_ptr<ReconstructPyramidCommand> command; | |
| 181 command.reset(new ReconstructPyramidCommand | |
| 182 (target, source, countLevels - 1, x, y, parameters)); | |
| 183 command->SetShiftTargetLevel(shiftTargetLevel); | |
| 184 tasks.Push(command.release()); | |
| 185 } | |
| 186 } | |
| 187 } | |
| 188 } |