Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/TranscodeTileCommand.cpp @ 278:169f168ba07a
retrieval of properties from openslide
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 12 Jul 2023 17:12:10 +0200 |
| parents | 20a730889ae2 |
| children | 7020852a8fa9 |
| 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 | |
| 254 | 5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
| 6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium | |
| 0 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Affero General Public License | |
| 10 * as published by the Free Software Foundation, either version 3 of | |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Affero General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Affero General Public License | |
| 19 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 **/ | |
| 21 | |
| 22 | |
|
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23 #include "../PrecompiledHeadersWSI.h" |
| 0 | 24 #include "TranscodeTileCommand.h" |
| 25 | |
| 192 | 26 #include <OrthancException.h> |
| 27 #include <Logging.h> | |
| 0 | 28 |
| 29 #include <cassert> | |
| 30 | |
| 31 namespace OrthancWSI | |
| 32 { | |
| 33 TranscodeTileCommand::TranscodeTileCommand(IPyramidWriter& target, | |
| 34 ITiledPyramid& source, | |
| 35 unsigned int level, | |
| 36 unsigned int x, | |
| 37 unsigned int y, | |
| 38 unsigned int countTilesX, | |
| 39 unsigned int countTilesY, | |
| 40 const DicomizerParameters& parameters) : | |
| 41 target_(target), | |
| 42 source_(source, level, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
| 43 level_(level), | |
| 44 x_(x), | |
| 45 y_(y), | |
| 46 countTilesX_(countTilesX), | |
| 47 countTilesY_(countTilesY) | |
| 48 { | |
| 49 assert(x_ + countTilesX_ <= target_.GetCountTilesX(level_) && | |
| 50 y_ + countTilesY_ <= target_.GetCountTilesY(level_)); | |
| 51 | |
| 52 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
| 53 { | |
| 54 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 55 } | |
| 56 } | |
| 57 | |
| 58 | |
| 59 bool TranscodeTileCommand::Execute() | |
| 60 { | |
| 61 for (unsigned int x = x_; x < x_ + countTilesX_; x++) | |
| 62 { | |
| 63 for (unsigned int y = y_; y < y_ + countTilesY_; y++) | |
| 64 { | |
| 65 LOG(INFO) << "Adding tile (" << x << "," << y << ") at level " << level_; | |
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66 |
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67 ImageCompression compression; |
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68 const std::string* rawTile = source_.GetRawTile(compression, x, y); |
| 0 | 69 |
| 70 if (rawTile != NULL) | |
| 71 { | |
| 72 // Simple transcoding | |
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73 target_.WriteRawTile(*rawTile, compression, level_, x, y); |
| 0 | 74 } |
| 75 else | |
| 76 { | |
| 154 | 77 Orthanc::ImageAccessor tile; |
| 78 source_.GetDecodedTile(tile, x, y); | |
| 0 | 79 |
| 80 // Re-encoding the file | |
| 81 target_.EncodeTile(tile, level_, x, y); | |
| 82 } | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 return true; | |
| 87 } | |
| 88 | |
| 89 | |
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90 void TranscodeTileCommand::PrepareBagOfTasks(BagOfTasks& tasks, |
| 0 | 91 IPyramidWriter& target, |
| 92 ITiledPyramid& source, | |
| 93 const DicomizerParameters& parameters) | |
| 94 { | |
| 95 for (unsigned int level = 0; level < source.GetLevelCount(); level++) | |
| 96 { | |
| 97 const unsigned int targetCountTilesX = target.GetCountTilesX(level); | |
| 98 const unsigned int targetCountTilesY = target.GetCountTilesY(level); | |
| 99 | |
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100 const unsigned int stepX = source.GetTileWidth(level) / target.GetTileWidth(); |
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101 const unsigned int stepY = source.GetTileHeight(level) / target.GetTileHeight(); |
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102 assert(stepX >= 1 && stepY >= 1); |
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103 |
| 0 | 104 for (unsigned int y = 0; y < targetCountTilesY; y += stepY) |
| 105 { | |
| 106 unsigned int cy = stepY; | |
| 107 if (y + cy > targetCountTilesY) | |
| 108 { | |
| 109 cy = targetCountTilesY - y; | |
| 110 } | |
| 111 | |
| 112 for (unsigned int x = 0; x < targetCountTilesX; x += stepX) | |
| 113 { | |
| 114 unsigned int cx = stepX; | |
| 115 if (x + cx > targetCountTilesX) | |
| 116 { | |
| 117 cx = targetCountTilesX - x; | |
| 118 } | |
| 119 | |
| 120 tasks.Push(new TranscodeTileCommand | |
| 121 (target, source, level, x, y, cx, cy, parameters)); | |
| 122 } | |
| 123 } | |
| 124 } | |
| 125 } | |
| 126 } |