Mercurial > hg > orthanc-wsi
comparison Framework/Inputs/DicomPyramidLevel.cpp @ 0:4a7a53257c7d
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Sat, 22 Oct 2016 21:48:33 +0200 |
parents | |
children | 7a88c614be04 |
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-1:000000000000 | 0:4a7a53257c7d |
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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 | |
21 #include "DicomPyramidLevel.h" | |
22 | |
23 #include "../Orthanc/Core/Logging.h" | |
24 #include "../Orthanc/Core/OrthancException.h" | |
25 | |
26 #include <boost/lexical_cast.hpp> | |
27 | |
28 namespace OrthancWSI | |
29 { | |
30 void DicomPyramidLevel::RegisterFrame(const DicomPyramidInstance& instance, | |
31 unsigned int frame) | |
32 { | |
33 TileLocation location(instance.GetFrameLocationX(frame), | |
34 instance.GetFrameLocationY(frame)); | |
35 | |
36 if (tiles_.find(location) != tiles_.end()) | |
37 { | |
38 LOG(ERROR) << "Tile with location (" << location.first << "," | |
39 << location.second << ") is indexed twice in level of size " | |
40 << totalWidth_ << "x" << totalHeight_; | |
41 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
42 } | |
43 | |
44 tiles_[location] = std::make_pair(&instance, frame); | |
45 } | |
46 | |
47 | |
48 bool DicomPyramidLevel::LookupTile(TileContent& tile, | |
49 unsigned int tileX, | |
50 unsigned int tileY) const | |
51 { | |
52 Tiles::const_iterator found = tiles_.find(std::make_pair(tileX, tileY)); | |
53 if (found == tiles_.end()) | |
54 { | |
55 return false; | |
56 } | |
57 else | |
58 { | |
59 tile = found->second; | |
60 return true; | |
61 } | |
62 } | |
63 | |
64 | |
65 DicomPyramidLevel::DicomPyramidLevel(const DicomPyramidInstance& instance) : | |
66 totalWidth_(instance.GetTotalWidth()), | |
67 totalHeight_(instance.GetTotalHeight()), | |
68 tileWidth_(instance.GetTileWidth()), | |
69 tileHeight_(instance.GetTileHeight()) | |
70 { | |
71 if (totalWidth_ == 0 || | |
72 totalHeight_ == 0) | |
73 { | |
74 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
75 } | |
76 | |
77 AddInstance(instance); | |
78 } | |
79 | |
80 | |
81 void DicomPyramidLevel::AddInstance(const DicomPyramidInstance& instance) | |
82 { | |
83 if (instance.GetTotalWidth() != totalWidth_ || | |
84 instance.GetTotalHeight() != totalHeight_ || | |
85 instance.GetTileWidth() != tileWidth_ || | |
86 instance.GetTileHeight() != tileHeight_) | |
87 { | |
88 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); | |
89 } | |
90 | |
91 instances_.push_back(&instance); | |
92 | |
93 for (size_t frame = 0; frame < instance.GetFrameCount(); frame++) | |
94 { | |
95 RegisterFrame(instance, frame); | |
96 } | |
97 } | |
98 | |
99 | |
100 bool DicomPyramidLevel::DownloadRawTile(ImageCompression& compression /* out */, | |
101 Orthanc::PixelFormat& format /* out */, | |
102 std::string& raw /* out */, | |
103 IOrthancConnection& orthanc, | |
104 unsigned int tileX, | |
105 unsigned int tileY) const | |
106 { | |
107 TileContent tile; | |
108 if (LookupTile(tile, tileX, tileY)) | |
109 { | |
110 assert(tile.first != NULL); | |
111 const DicomPyramidInstance& instance = *tile.first; | |
112 | |
113 std::string uri = ("/instances/" + instance.GetInstanceId() + | |
114 "/frames/" + boost::lexical_cast<std::string>(tile.second) + "/raw"); | |
115 | |
116 orthanc.RestApiGet(raw, uri); | |
117 | |
118 compression = instance.GetImageCompression(); | |
119 format = instance.GetPixelFormat(); | |
120 | |
121 return true; | |
122 } | |
123 else | |
124 { | |
125 return false; | |
126 } | |
127 } | |
128 } |