Mercurial > hg > orthanc-wsi
annotate Framework/Enumerations.cpp @ 312:0683312e21ba
updated copyright, as Orthanc Team now replaces Osimis
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 30 May 2024 22:11:10 +0200 |
parents | 7020852a8fa9 |
children | a57a107b9547 |
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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
0 | 8 * |
9 * This program is free software: you can redistribute it and/or | |
10 * modify it under the terms of the GNU Affero General Public License | |
11 * as published by the Free Software Foundation, either version 3 of | |
12 * the License, or (at your option) any later version. | |
13 * | |
14 * This program is distributed in the hope that it will be useful, but | |
15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 * Affero General Public License for more details. | |
18 * | |
19 * You should have received a copy of the GNU Affero General Public License | |
20 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
21 **/ | |
22 | |
23 | |
16
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preparing for precompiled headers
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24 #include "PrecompiledHeadersWSI.h" |
0 | 25 #include "Enumerations.h" |
26 | |
27 #include "Jpeg2000Reader.h" | |
209 | 28 |
29 #include <Logging.h> | |
192 | 30 #include <OrthancException.h> |
31 #include <SystemToolbox.h> | |
32 #include <Toolbox.h> | |
0 | 33 |
34 #include <string.h> | |
35 #include <boost/algorithm/string/predicate.hpp> | |
36 | |
37 #define HEADER(s) (const void*) (s), sizeof(s)-1 | |
38 | |
39 namespace OrthancWSI | |
40 { | |
41 const char* EnumerationToString(ImageCompression compression) | |
42 { | |
43 switch (compression) | |
44 { | |
45 case ImageCompression_Unknown: | |
46 return "Unknown"; | |
47 | |
48 case ImageCompression_None: | |
49 return "Raw image"; | |
50 | |
51 case ImageCompression_Png: | |
52 return "PNG"; | |
53 | |
54 case ImageCompression_Jpeg: | |
55 return "JPEG"; | |
56 | |
57 case ImageCompression_Jpeg2000: | |
58 return "JPEG2000"; | |
59 | |
60 case ImageCompression_Tiff: | |
61 return "TIFF"; | |
62 | |
63 case ImageCompression_Dicom: | |
64 return "DICOM"; | |
65 | |
66 default: | |
67 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
68 } | |
69 } | |
70 | |
71 | |
72 static bool MatchHeader(const void* actual, | |
73 size_t actualSize, | |
74 const void* expected, | |
75 size_t expectedSize) | |
76 { | |
77 if (actualSize < expectedSize) | |
78 { | |
79 return false; | |
80 } | |
81 else | |
82 { | |
83 return memcmp(actual, expected, expectedSize) == 0; | |
84 } | |
85 } | |
86 | |
87 | |
88 ImageCompression DetectFormatFromFile(const std::string& path) | |
89 { | |
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90 std::string lower; |
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91 Orthanc::Toolbox::ToLowerCase(lower, path); |
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92 |
0 | 93 std::string header; |
43 | 94 Orthanc::SystemToolbox::ReadHeader(header, path, 256); |
0 | 95 |
96 ImageCompression tmp = DetectFormatFromMemory(header.c_str(), header.size()); | |
97 if (tmp != ImageCompression_Unknown) | |
98 { | |
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99 if (tmp == ImageCompression_Jpeg && |
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100 boost::algorithm::ends_with(lower, ".mrxs")) |
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101 { |
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102 /** |
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103 * Special case of MIRAX / 3DHISTECH images, that contain a JPEG |
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104 * thumbnail, and that are thus confused with JPEG. |
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105 * https://bitbucket.org/sjodogne/orthanc/issues/163/ |
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106 **/ |
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107 |
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108 LOG(WARNING) << "The file extension \".mrxs\" indicates a MIRAX / 3DHISTECH image, " |
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109 << "skipping auto-detection of the file format"; |
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110 return ImageCompression_Unknown; |
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111 } |
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112 else |
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113 { |
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114 return tmp; |
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115 } |
0 | 116 } |
117 | |
118 // Cannot detect the format using the header, fallback to the use | |
119 // of the filename extension | |
120 | |
121 if (boost::algorithm::ends_with(lower, ".jpeg") || | |
122 boost::algorithm::ends_with(lower, ".jpg")) | |
123 { | |
124 return ImageCompression_Jpeg; | |
125 } | |
126 | |
127 if (boost::algorithm::ends_with(lower, ".png")) | |
128 { | |
129 return ImageCompression_Png; | |
130 } | |
131 | |
132 if (boost::algorithm::ends_with(lower, ".tiff") || | |
133 boost::algorithm::ends_with(lower, ".tif")) | |
134 { | |
135 return ImageCompression_Tiff; | |
136 } | |
137 | |
138 if (boost::algorithm::ends_with(lower, ".jp2") || | |
139 boost::algorithm::ends_with(lower, ".j2k")) | |
140 { | |
141 return ImageCompression_Jpeg2000; | |
142 } | |
143 | |
144 if (boost::algorithm::ends_with(lower, ".dcm")) | |
145 { | |
146 return ImageCompression_Dicom; | |
147 } | |
148 | |
149 return ImageCompression_Unknown; | |
150 } | |
151 | |
152 | |
153 ImageCompression DetectFormatFromMemory(const void* buffer, | |
154 size_t size) | |
155 { | |
156 if (MatchHeader(buffer, size, HEADER("\377\330\377"))) | |
157 { | |
158 return ImageCompression_Jpeg; | |
159 } | |
160 | |
161 if (MatchHeader(buffer, size, HEADER("\xff\x4f\xff\x51")) || | |
162 MatchHeader(buffer, size, HEADER("\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"))) | |
163 { | |
164 return ImageCompression_Jpeg2000; | |
165 } | |
166 | |
167 if (MatchHeader(buffer, size, HEADER("\211PNG\r\n\032\n"))) | |
168 { | |
169 return ImageCompression_Png; | |
170 } | |
171 | |
172 if (MatchHeader(buffer, size, HEADER("\115\115\000\052")) || | |
173 MatchHeader(buffer, size, HEADER("\111\111\052\000")) || | |
174 MatchHeader(buffer, size, HEADER("\115\115\000\053\000\010\000\000")) || | |
175 MatchHeader(buffer, size, HEADER("\111\111\053\000\010\000\000\000"))) | |
176 { | |
177 return ImageCompression_Tiff; | |
178 } | |
179 | |
180 if (size >= 128 + 4 && | |
181 MatchHeader(reinterpret_cast<const uint8_t*>(buffer) + 128, size - 128, HEADER("DICM"))) | |
182 { | |
183 bool ok = true; | |
184 for (size_t i = 0; ok && i < 128; i++) | |
185 { | |
186 if (reinterpret_cast<const uint8_t*>(buffer)[i] != 0) | |
187 { | |
188 ok = false; | |
189 } | |
190 } | |
191 | |
192 if (ok) | |
193 { | |
194 return ImageCompression_Dicom; | |
195 } | |
196 } | |
197 | |
198 Jpeg2000Format jpeg2000 = Jpeg2000Reader::DetectFormatFromMemory(buffer, size); | |
199 if (jpeg2000 == Jpeg2000Format_JP2 || | |
200 jpeg2000 == Jpeg2000Format_J2K) | |
201 { | |
202 return ImageCompression_Jpeg2000; | |
203 } | |
204 | |
205 return ImageCompression_Unknown; | |
206 } | |
207 } |