Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/ReconstructPyramidCommand.cpp @ 34:b1d6a0efe09b OrthancWSI-0.1
set version
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 28 Oct 2016 09:56:33 +0200 |
| parents | 7a88c614be04 |
| children | 91fc9583b2de |
| 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 | |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU Affero General Public License | |
| 8 * as published by the Free Software Foundation, either version 3 of | |
| 9 * the License, or (at your option) any later version. | |
| 10 * | |
| 11 * This program is distributed in the hope that it will be useful, but | |
| 12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * Affero General Public License for more details. | |
| 15 * | |
| 16 * You should have received a copy of the GNU Affero General Public License | |
| 17 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 18 **/ | |
| 19 | |
| 20 | |
|
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7a88c614be04
preparing for precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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changeset
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21 #include "../PrecompiledHeadersWSI.h" |
| 0 | 22 #include "ReconstructPyramidCommand.h" |
| 23 | |
| 24 #include "../ImageToolbox.h" | |
| 25 #include "../Orthanc/Core/Logging.h" | |
| 26 #include "../Orthanc/Core/OrthancException.h" | |
| 27 #include "../Orthanc/Core/Images/Image.h" | |
| 28 | |
| 29 #include <cassert> | |
| 30 | |
| 31 namespace OrthancWSI | |
| 32 { | |
| 33 Orthanc::ImageAccessor* ReconstructPyramidCommand::Explore(unsigned int level, | |
| 34 unsigned int offsetX, | |
| 35 unsigned int offsetY) | |
| 36 { | |
| 37 unsigned int zoom = 1 << level; | |
| 38 assert(x_ % zoom == 0 && y_ % zoom == 0); | |
| 39 unsigned int x = x_ / zoom + offsetX; | |
| 40 unsigned int y = y_ / zoom + offsetY; | |
| 41 | |
| 42 if (x >= target_.GetCountTilesX(level + shiftTargetLevel_) || | |
| 43 y >= target_.GetCountTilesY(level + shiftTargetLevel_)) | |
| 44 { | |
| 45 return NULL; | |
| 46 } | |
| 47 | |
| 48 std::auto_ptr<Orthanc::ImageAccessor> result; | |
| 49 | |
| 50 if (level == 0) | |
| 51 { | |
| 52 result.reset(new Orthanc::ImageAccessor(source_.GetDecodedTile(x, y))); | |
| 53 | |
| 54 const std::string* rawTile = source_.GetRawTile(x, y); | |
| 55 | |
| 56 if (rawTile != NULL) | |
| 57 { | |
| 58 // Simple transcoding | |
| 59 target_.WriteRawTile(*rawTile, source_.GetImageCompression(), level + shiftTargetLevel_, x, y); | |
| 60 } | |
| 61 else | |
| 62 { | |
| 63 // Re-encoding the file | |
| 64 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
| 65 } | |
| 66 } | |
| 67 else | |
| 68 { | |
| 69 std::auto_ptr<Orthanc::ImageAccessor> mosaic(ImageToolbox::Allocate(source_.GetPixelFormat(), | |
| 70 2 * target_.GetTileWidth(), | |
| 71 2 * target_.GetTileHeight())); | |
| 72 ImageToolbox::Set(*mosaic, | |
| 73 source_.GetParameters().GetBackgroundColorRed(), | |
| 74 source_.GetParameters().GetBackgroundColorGreen(), | |
| 75 source_.GetParameters().GetBackgroundColorBlue()); | |
| 76 | |
| 77 { | |
| 78 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY)); | |
| 79 if (subTile.get() != NULL) | |
| 80 { | |
| 81 ImageToolbox::Embed(*mosaic, *subTile, 0, 0); | |
| 82 } | |
| 83 } | |
| 84 | |
| 85 { | |
| 86 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY)); | |
| 87 if (subTile.get() != NULL) | |
| 88 { | |
| 89 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), 0); | |
| 90 } | |
| 91 } | |
| 92 | |
| 93 { | |
| 94 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX, 2 * offsetY + 1)); | |
| 95 if (subTile.get() != NULL) | |
| 96 { | |
| 97 ImageToolbox::Embed(*mosaic, *subTile, 0, target_.GetTileHeight()); | |
| 98 } | |
| 99 } | |
| 100 | |
| 101 { | |
| 102 std::auto_ptr<Orthanc::ImageAccessor> subTile(Explore(level - 1, 2 * offsetX + 1, 2 * offsetY + 1)); | |
| 103 if (subTile.get() != NULL) | |
| 104 { | |
| 105 ImageToolbox::Embed(*mosaic, *subTile, target_.GetTileWidth(), target_.GetTileHeight()); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 result.reset(ImageToolbox::Halve(*mosaic, source_.GetParameters().IsSmoothEnabled())); | |
| 110 | |
| 111 target_.EncodeTile(*result, level + shiftTargetLevel_, x, y); | |
| 112 } | |
| 113 | |
| 114 return result.release(); | |
| 115 } | |
| 116 | |
| 117 | |
| 118 ReconstructPyramidCommand::ReconstructPyramidCommand(IPyramidWriter& target, | |
| 119 ITiledPyramid& source, | |
| 120 unsigned int upToLevel, | |
| 121 unsigned int x, | |
| 122 unsigned int y, | |
| 123 const DicomizerParameters& parameters) : | |
| 124 target_(target), | |
| 125 source_(source, 0, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
| 126 upToLevel_(upToLevel), | |
| 127 x_(x), | |
| 128 y_(y), | |
| 129 shiftTargetLevel_(0) | |
| 130 { | |
| 131 unsigned int zoom = 1 << upToLevel; | |
| 132 if (x % zoom != 0 || | |
| 133 y % zoom != 0) | |
| 134 { | |
| 135 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 136 } | |
| 137 | |
| 138 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
| 139 { | |
| 140 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 141 } | |
| 142 } | |
| 143 | |
| 144 | |
| 145 bool ReconstructPyramidCommand::Execute() | |
| 146 { | |
| 147 std::auto_ptr<Orthanc::ImageAccessor> root(Explore(upToLevel_, 0, 0)); | |
| 148 return true; | |
| 149 } | |
| 150 | |
| 151 | |
| 152 void ReconstructPyramidCommand::PrepareBagOfTasks(Orthanc::BagOfTasks& tasks, | |
| 153 IPyramidWriter& target, | |
| 154 ITiledPyramid& source, | |
| 155 unsigned int countLevels, | |
| 156 unsigned int shiftTargetLevel, | |
| 157 const DicomizerParameters& parameters) | |
| 158 { | |
| 159 if (countLevels == 0) | |
| 160 { | |
| 161 return; | |
| 162 } | |
| 163 | |
| 164 if (shiftTargetLevel + countLevels > target.GetLevelCount()) | |
| 165 { | |
| 166 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 167 } | |
| 168 | |
| 169 const unsigned int targetCountTilesX = target.GetCountTilesX(shiftTargetLevel); | |
| 170 const unsigned int targetCountTilesY = target.GetCountTilesY(shiftTargetLevel); | |
| 171 const unsigned int step = 1 << (countLevels - 1); | |
| 172 | |
| 173 for (unsigned int y = 0; y < targetCountTilesY; y += step) | |
| 174 { | |
| 175 for (unsigned int x = 0; x < targetCountTilesX; x += step) | |
| 176 { | |
| 177 std::auto_ptr<ReconstructPyramidCommand> command; | |
| 178 command.reset(new ReconstructPyramidCommand | |
| 179 (target, source, countLevels - 1, x, y, parameters)); | |
| 180 command->SetShiftTargetLevel(shiftTargetLevel); | |
| 181 tasks.Push(command.release()); | |
| 182 } | |
| 183 } | |
| 184 } | |
| 185 } |