Mercurial > hg > orthanc-wsi
annotate Framework/ImageToolbox.cpp @ 288:a1efc5c39615
fix LSB build
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 12 Jul 2023 23:37:38 +0200 |
parents | 20a730889ae2 |
children | 7020852a8fa9 |
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 | |
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 | |
16
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23 #include "PrecompiledHeadersWSI.h" |
0 | 24 #include "ImageToolbox.h" |
25 | |
26 #include "Jpeg2000Reader.h" | |
27 #include "Jpeg2000Writer.h" | |
28 | |
199
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29 #include <Compatibility.h> // For std::unique_ptr |
192 | 30 #include <OrthancException.h> |
31 #include <Images/ImageProcessing.h> | |
32 #include <Images/PngReader.h> | |
33 #include <Images/PngWriter.h> | |
34 #include <Images/JpegReader.h> | |
35 #include <Images/JpegWriter.h> | |
36 #include <Logging.h> | |
0 | 37 |
38 #include <string.h> | |
39 #include <memory> | |
40 | |
41 | |
42 namespace OrthancWSI | |
43 { | |
44 namespace ImageToolbox | |
45 { | |
46 Orthanc::ImageAccessor* Allocate(Orthanc::PixelFormat format, | |
47 unsigned int width, | |
48 unsigned int height) | |
49 { | |
50 return new Orthanc::Image(format, width, height, false); | |
51 } | |
52 | |
53 | |
216 | 54 void Embed(const Orthanc::ImageAccessor& target, |
0 | 55 const Orthanc::ImageAccessor& source, |
56 unsigned int x, | |
57 unsigned int y) | |
58 { | |
59 if (target.GetFormat() != source.GetFormat()) | |
60 { | |
61 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
62 } | |
63 | |
64 if (x >= target.GetWidth() || | |
65 y >= target.GetHeight()) | |
66 { | |
67 return; | |
68 } | |
69 | |
70 unsigned int h = std::min(source.GetHeight(), target.GetHeight() - y); | |
71 unsigned int w = std::min(source.GetWidth(), target.GetWidth() - x); | |
72 | |
154 | 73 Orthanc::ImageAccessor targetRegion, sourceRegion; |
74 target.GetRegion(targetRegion, x, y, w, h); | |
75 source.GetRegion(sourceRegion, 0, 0, w, h); | |
76 | |
0 | 77 Orthanc::ImageProcessing::Copy(targetRegion, sourceRegion); |
78 } | |
79 | |
80 | |
81 | |
82 void Set(Orthanc::ImageAccessor& image, | |
83 uint8_t r, | |
84 uint8_t g, | |
85 uint8_t b) | |
86 { | |
87 switch (image.GetFormat()) | |
88 { | |
89 case Orthanc::PixelFormat_Grayscale8: | |
90 { | |
228
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91 #if ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 9, 0) |
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92 Orthanc::ImageProcessing::Set(image, r, g, b, 0 /* alpha is ignored */); |
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93 #else |
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94 uint8_t grayscale = (2126 * static_cast<uint16_t>(r) + |
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95 7152 * static_cast<uint16_t>(g) + |
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96 0722 * static_cast<uint16_t>(b)) / 10000; |
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97 Orthanc::ImageProcessing::Set(image, grayscale); |
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98 #endif |
0 | 99 break; |
100 } | |
101 | |
102 case Orthanc::PixelFormat_RGB24: | |
228
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103 Orthanc::ImageProcessing::Set(image, r, g, b, 0 /* alpha is ignored */); |
0 | 104 break; |
105 | |
106 default: | |
107 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
108 } | |
109 } | |
110 | |
111 | |
112 Orthanc::ImageAccessor* DecodeTile(const std::string& source, | |
113 ImageCompression compression) | |
114 { | |
115 switch (compression) | |
116 { | |
117 case ImageCompression_Png: | |
118 { | |
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119 std::unique_ptr<Orthanc::PngReader> reader(new Orthanc::PngReader); |
0 | 120 reader->ReadFromMemory(source); |
121 return reader.release(); | |
122 } | |
123 | |
124 case ImageCompression_Jpeg: | |
125 { | |
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126 std::unique_ptr<Orthanc::JpegReader> reader(new Orthanc::JpegReader); |
0 | 127 reader->ReadFromMemory(source); |
128 return reader.release(); | |
129 } | |
130 | |
131 case ImageCompression_Jpeg2000: | |
132 { | |
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133 std::unique_ptr<Jpeg2000Reader> reader(new Jpeg2000Reader); |
0 | 134 reader->ReadFromMemory(source); |
135 return reader.release(); | |
136 } | |
137 | |
138 default: | |
139 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
140 } | |
141 } | |
142 | |
143 | |
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144 Orthanc::ImageAccessor* DecodeRawTile(const std::string& source, |
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145 Orthanc::PixelFormat format, |
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146 unsigned int width, |
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147 unsigned int height) |
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148 { |
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149 unsigned int bpp = GetBytesPerPixel(format); |
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150 |
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151 if (bpp * width * height != source.size()) |
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152 { |
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153 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize); |
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154 } |
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155 |
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156 Orthanc::ImageAccessor accessor; |
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157 accessor.AssignReadOnly(format, width, height, bpp * width, source.empty() ? NULL : source.c_str()); |
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158 |
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159 return Orthanc::Image::Clone(accessor); |
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160 } |
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161 |
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162 |
0 | 163 void EncodeTile(std::string& target, |
164 const Orthanc::ImageAccessor& source, | |
165 ImageCompression compression, | |
166 uint8_t quality) | |
167 { | |
168 if (compression == ImageCompression_None) | |
169 { | |
170 unsigned int pitch = GetBytesPerPixel(source.GetFormat()) * source.GetWidth(); | |
171 target.resize(pitch * source.GetHeight()); | |
172 | |
210 | 173 const unsigned int height = source.GetHeight(); |
174 for (unsigned int i = 0; i < height; i++) | |
0 | 175 { |
176 memcpy(&target[i * pitch], source.GetConstRow(i), pitch); | |
177 } | |
178 } | |
179 else | |
180 { | |
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181 std::unique_ptr<Orthanc::IImageWriter> writer; |
0 | 182 |
183 switch (compression) | |
184 { | |
185 case ImageCompression_Png: | |
186 writer.reset(new Orthanc::PngWriter); | |
187 break; | |
188 | |
189 case ImageCompression_Jpeg: | |
190 writer.reset(new Orthanc::JpegWriter); | |
191 dynamic_cast<Orthanc::JpegWriter&>(*writer).SetQuality(quality); | |
192 break; | |
193 | |
194 case ImageCompression_Jpeg2000: | |
195 writer.reset(new Jpeg2000Writer); | |
196 break; | |
197 | |
198 default: | |
199 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
200 } | |
201 | |
211 | 202 Orthanc::IImageWriter::WriteToMemory(*writer, target, source); |
0 | 203 } |
204 } | |
205 | |
206 | |
207 void ChangeTileCompression(std::string& target, | |
208 const std::string& source, | |
209 ImageCompression sourceCompression, | |
210 ImageCompression targetCompression, | |
211 uint8_t quality) | |
212 { | |
213 if (sourceCompression == targetCompression) | |
214 { | |
215 target = source; | |
216 } | |
217 else | |
218 { | |
199
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219 std::unique_ptr<Orthanc::ImageAccessor> decoded(DecodeTile(source, sourceCompression)); |
0 | 220 EncodeTile(target, *decoded, targetCompression, quality); |
221 } | |
222 } | |
223 | |
224 | |
225 Orthanc::ImageAccessor* Render(ITiledPyramid& pyramid, | |
226 unsigned int level) | |
227 { | |
199
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228 std::unique_ptr<Orthanc::ImageAccessor> result(Allocate(pyramid.GetPixelFormat(), |
209 | 229 pyramid.GetLevelWidth(level), |
230 pyramid.GetLevelHeight(level))); | |
231 | |
232 LOG(INFO) << "Rendering a tiled image of size " | |
233 << result->GetWidth() << "x" << result->GetHeight(); | |
0 | 234 |
209 | 235 const unsigned int width = result->GetWidth(); |
236 const unsigned int height = result->GetHeight(); | |
237 | |
217
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238 for (unsigned int y = 0; y < height; y += pyramid.GetTileHeight(level)) |
0 | 239 { |
217
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240 for (unsigned int x = 0; x < width; x += pyramid.GetTileWidth(level)) |
0 | 241 { |
217
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242 std::unique_ptr<Orthanc::ImageAccessor> tile( |
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243 pyramid.DecodeTile(level, |
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244 x / pyramid.GetTileWidth(level), |
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245 y / pyramid.GetTileHeight(level))); |
0 | 246 Embed(*result, *tile, x, y); |
247 } | |
248 } | |
249 | |
250 return result.release(); | |
251 } | |
217
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252 |
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253 |
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254 void CheckConstantTileSize(const ITiledPyramid& source) |
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255 { |
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256 if (source.GetLevelCount() == 0) |
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257 { |
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258 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize, |
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259 "Input pyramid has no level"); |
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260 } |
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261 else |
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262 { |
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263 for (unsigned int level = 0; level < source.GetLevelCount(); level++) |
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264 { |
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265 if (source.GetTileWidth(level) != source.GetTileWidth(0) || |
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266 source.GetTileHeight(level) != source.GetTileHeight(0)) |
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267 { |
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268 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageSize, |
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269 "The DICOMizer requires that the input pyramid has constant " |
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270 "tile sizes across all its levels, which is not the case"); |
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271 } |
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272 } |
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273 } |
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274 } |
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275 |
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276 |
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277 void ConvertJpegYCbCrToRgb(Orthanc::ImageAccessor& image) |
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278 { |
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279 #if defined(ORTHANC_FRAMEWORK_VERSION_IS_ABOVE) && ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 9, 0) |
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280 Orthanc::ImageProcessing::ConvertJpegYCbCrToRgb(image); |
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281 #else |
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282 # if defined(__GNUC__) || defined(__clang__) |
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283 # warning You are using an old version of the Orthanc framework |
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284 # endif |
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285 const unsigned int width = image.GetWidth(); |
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286 const unsigned int height = image.GetHeight(); |
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287 const unsigned int pitch = image.GetPitch(); |
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288 uint8_t* buffer = reinterpret_cast<uint8_t*>(image.GetBuffer()); |
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289 |
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290 if (image.GetFormat() != Orthanc::PixelFormat_RGB24 || |
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291 pitch < 3 * width) |
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292 { |
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293 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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294 } |
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295 |
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296 for (unsigned int y = 0; y < height; y++) |
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297 { |
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298 uint8_t* p = buffer + y * pitch; |
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299 |
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300 for (unsigned int x = 0; x < width; x++, p += 3) |
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301 { |
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302 const float Y = p[0]; |
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303 const float Cb = p[1]; |
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304 const float Cr = p[2]; |
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305 |
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306 const float result[3] = { |
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307 Y + 1.402f * (Cr - 128.0f), |
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308 Y - 0.344136f * (Cb - 128.0f) - 0.714136f * (Cr - 128.0f), |
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309 Y + 1.772f * (Cb - 128.0f) |
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310 }; |
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311 |
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312 for (uint8_t i = 0; i < 3 ; i++) |
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313 { |
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314 if (result[i] < 0) |
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315 { |
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316 p[i] = 0; |
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317 } |
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318 else if (result[i] > 255) |
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319 { |
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320 p[i] = 255; |
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321 } |
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322 else |
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323 { |
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324 p[i] = static_cast<uint8_t>(result[i]); |
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325 } |
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326 } |
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327 } |
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328 } |
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329 #endif |
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330 } |
0 | 331 } |
332 } |