Mercurial > hg > orthanc-wsi
annotate Framework/Algorithms/TranscodeTileCommand.cpp @ 16:7a88c614be04
preparing for precompiled headers
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 27 Oct 2016 11:01:26 +0200 |
| parents | 4a7a53257c7d |
| 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 | |
|
16
7a88c614be04
preparing for precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
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21 #include "../PrecompiledHeadersWSI.h" |
| 0 | 22 #include "TranscodeTileCommand.h" |
| 23 | |
| 24 #include "../Orthanc/Core/OrthancException.h" | |
| 25 #include "../Orthanc/Core/Logging.h" | |
| 26 | |
| 27 #include <cassert> | |
| 28 | |
| 29 namespace OrthancWSI | |
| 30 { | |
| 31 TranscodeTileCommand::TranscodeTileCommand(IPyramidWriter& target, | |
| 32 ITiledPyramid& source, | |
| 33 unsigned int level, | |
| 34 unsigned int x, | |
| 35 unsigned int y, | |
| 36 unsigned int countTilesX, | |
| 37 unsigned int countTilesY, | |
| 38 const DicomizerParameters& parameters) : | |
| 39 target_(target), | |
| 40 source_(source, level, target.GetTileWidth(), target.GetTileHeight(), parameters), | |
| 41 level_(level), | |
| 42 x_(x), | |
| 43 y_(y), | |
| 44 countTilesX_(countTilesX), | |
| 45 countTilesY_(countTilesY) | |
| 46 { | |
| 47 assert(x_ + countTilesX_ <= target_.GetCountTilesX(level_) && | |
| 48 y_ + countTilesY_ <= target_.GetCountTilesY(level_)); | |
| 49 | |
| 50 if (target.GetPixelFormat() != source.GetPixelFormat()) | |
| 51 { | |
| 52 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 53 } | |
| 54 } | |
| 55 | |
| 56 | |
| 57 bool TranscodeTileCommand::Execute() | |
| 58 { | |
| 59 for (unsigned int x = x_; x < x_ + countTilesX_; x++) | |
| 60 { | |
| 61 for (unsigned int y = y_; y < y_ + countTilesY_; y++) | |
| 62 { | |
| 63 LOG(INFO) << "Adding tile (" << x << "," << y << ") at level " << level_; | |
| 64 const std::string* rawTile = source_.GetRawTile(x, y); | |
| 65 | |
| 66 if (rawTile != NULL) | |
| 67 { | |
| 68 // Simple transcoding | |
| 69 target_.WriteRawTile(*rawTile, source_.GetImageCompression(), level_, x, y); | |
| 70 } | |
| 71 else | |
| 72 { | |
| 73 Orthanc::ImageAccessor tile = source_.GetDecodedTile(x, y); | |
| 74 | |
| 75 // Re-encoding the file | |
| 76 target_.EncodeTile(tile, level_, x, y); | |
| 77 } | |
| 78 } | |
| 79 } | |
| 80 | |
| 81 return true; | |
| 82 } | |
| 83 | |
| 84 | |
| 85 void TranscodeTileCommand::PrepareBagOfTasks(Orthanc::BagOfTasks& tasks, | |
| 86 IPyramidWriter& target, | |
| 87 ITiledPyramid& source, | |
| 88 const DicomizerParameters& parameters) | |
| 89 { | |
| 90 const unsigned int stepX = source.GetTileWidth() / target.GetTileWidth(); | |
| 91 const unsigned int stepY = source.GetTileHeight() / target.GetTileHeight(); | |
| 92 assert(stepX >= 1 && stepY >= 1); | |
| 93 | |
| 94 for (unsigned int level = 0; level < source.GetLevelCount(); level++) | |
| 95 { | |
| 96 const unsigned int targetCountTilesX = target.GetCountTilesX(level); | |
| 97 const unsigned int targetCountTilesY = target.GetCountTilesY(level); | |
| 98 | |
| 99 for (unsigned int y = 0; y < targetCountTilesY; y += stepY) | |
| 100 { | |
| 101 unsigned int cy = stepY; | |
| 102 if (y + cy > targetCountTilesY) | |
| 103 { | |
| 104 cy = targetCountTilesY - y; | |
| 105 } | |
| 106 | |
| 107 for (unsigned int x = 0; x < targetCountTilesX; x += stepX) | |
| 108 { | |
| 109 unsigned int cx = stepX; | |
| 110 if (x + cx > targetCountTilesX) | |
| 111 { | |
| 112 cx = targetCountTilesX - x; | |
| 113 } | |
| 114 | |
| 115 tasks.Push(new TranscodeTileCommand | |
| 116 (target, source, level, x, y, cx, cy, parameters)); | |
| 117 } | |
| 118 } | |
| 119 } | |
| 120 } | |
| 121 } |