Mercurial > hg > orthanc-stone
annotate Framework/Volumes/ImageBuffer3D.cpp @ 40:7207a407bcd8
shared copyright with osimis
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 04 Jan 2017 16:37:42 +0100 |
| parents | ff1e935768e7 |
| children | 28956ed68280 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
40
7207a407bcd8
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
16
diff
changeset
|
5 * Copyright (C) 2017 Osimis, Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
| 34 #include "ImageBuffer3D.h" | |
| 35 | |
| 16 | 36 #include "../../Resources/Orthanc/Core/Images/ImageProcessing.h" |
| 37 #include "../../Resources/Orthanc/Core/OrthancException.h" | |
| 0 | 38 |
| 39 namespace OrthancStone | |
| 40 { | |
| 41 Orthanc::ImageAccessor ImageBuffer3D::GetAxialSliceAccessor(unsigned int slice, | |
| 42 bool readOnly) | |
| 43 { | |
| 44 if (slice >= depth_) | |
| 45 { | |
| 46 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 47 } | |
| 48 | |
| 49 Orthanc::ImageAccessor accessor; | |
| 50 | |
| 51 if (readOnly) | |
| 52 { | |
| 53 accessor.AssignReadOnly(format_, width_, height_, image_.GetPitch(), | |
| 54 image_.GetConstRow(height_ * (depth_ - 1 - slice))); | |
| 55 } | |
| 56 else | |
| 57 { | |
| 58 accessor.AssignWritable(format_, width_, height_, image_.GetPitch(), | |
| 59 image_.GetRow(height_ * (depth_ - 1 - slice))); | |
| 60 } | |
| 61 | |
| 62 return accessor; | |
| 63 } | |
| 64 | |
| 65 | |
| 66 Orthanc::ImageAccessor ImageBuffer3D::GetCoronalSliceAccessor(unsigned int slice, | |
| 67 bool readOnly) | |
| 68 { | |
| 69 if (slice >= height_) | |
| 70 { | |
| 71 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 72 } | |
| 73 | |
| 74 Orthanc::ImageAccessor accessor; | |
| 75 | |
| 76 if (readOnly) | |
| 77 { | |
| 78 accessor.AssignReadOnly(format_, width_, depth_, image_.GetPitch() * height_, | |
| 79 image_.GetConstRow(slice)); | |
| 80 } | |
| 81 else | |
| 82 { | |
| 83 accessor.AssignWritable(format_, width_, depth_, image_.GetPitch() * height_, | |
| 84 image_.GetRow(slice)); | |
| 85 } | |
| 86 | |
| 87 return accessor; | |
| 88 } | |
| 89 | |
| 90 | |
| 91 Orthanc::Image* ImageBuffer3D::ExtractSagittalSlice(unsigned int slice) const | |
| 92 { | |
| 93 if (slice >= width_) | |
| 94 { | |
| 95 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 96 } | |
| 97 | |
| 11 | 98 std::auto_ptr<Orthanc::Image> result(new Orthanc::Image(format_, height_, depth_, false)); |
| 0 | 99 |
| 100 unsigned int bytesPerPixel = Orthanc::GetBytesPerPixel(format_); | |
| 101 | |
| 102 for (unsigned int z = 0; z < depth_; z++) | |
| 103 { | |
| 104 //uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(depth_ - 1 - z)); | |
| 105 uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(z)); | |
| 106 | |
| 107 for (unsigned int y = 0; y < height_; y++) | |
| 108 { | |
| 109 const void* source = (reinterpret_cast<const uint8_t*>(image_.GetConstRow(y + z * height_)) + | |
| 110 bytesPerPixel * slice); | |
| 111 | |
| 112 memcpy(target, source, bytesPerPixel); | |
| 113 target += bytesPerPixel; | |
| 114 } | |
| 115 } | |
| 116 | |
| 117 return result.release(); | |
| 118 } | |
| 119 | |
| 120 | |
| 121 ImageBuffer3D::ImageBuffer3D(Orthanc::PixelFormat format, | |
| 122 unsigned int width, | |
| 123 unsigned int height, | |
| 124 unsigned int depth) : | |
| 11 | 125 image_(format, width, height * depth, false), |
| 0 | 126 format_(format), |
| 127 width_(width), | |
| 128 height_(height), | |
| 129 depth_(depth) | |
| 130 { | |
| 131 GeometryToolbox::AssignVector(voxelDimensions_, 1, 1, 1); | |
| 132 } | |
| 133 | |
| 134 | |
| 135 void ImageBuffer3D::Clear() | |
| 136 { | |
| 137 WriteLock lock(mutex_); | |
| 138 Orthanc::ImageProcessing::Set(image_, 0); | |
| 139 } | |
| 140 | |
| 141 | |
| 142 void ImageBuffer3D::SetAxialGeometry(const SliceGeometry& geometry) | |
| 143 { | |
| 144 WriteLock lock(mutex_); | |
| 145 axialGeometry_ = geometry; | |
| 146 } | |
| 147 | |
| 148 | |
| 149 void ImageBuffer3D::SetVoxelDimensions(double x, | |
| 150 double y, | |
| 151 double z) | |
| 152 { | |
| 153 if (x <= 0 || | |
| 154 y <= 0 || | |
| 155 z <= 0) | |
| 156 { | |
| 157 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 158 } | |
| 159 | |
| 160 { | |
| 161 WriteLock lock(mutex_); | |
| 162 GeometryToolbox::AssignVector(voxelDimensions_, x, y, z); | |
| 163 } | |
| 164 } | |
| 165 | |
| 166 | |
| 167 Vector ImageBuffer3D::GetVoxelDimensions(VolumeProjection projection) | |
| 168 { | |
| 169 ReadLock lock(mutex_); | |
| 170 | |
| 171 Vector result; | |
| 172 switch (projection) | |
| 173 { | |
| 174 case VolumeProjection_Axial: | |
| 175 result = voxelDimensions_; | |
| 176 break; | |
| 177 | |
| 178 case VolumeProjection_Coronal: | |
| 179 GeometryToolbox::AssignVector(result, voxelDimensions_[0], voxelDimensions_[2], voxelDimensions_[1]); | |
| 180 break; | |
| 181 | |
| 182 case VolumeProjection_Sagittal: | |
| 183 GeometryToolbox::AssignVector(result, voxelDimensions_[1], voxelDimensions_[2], voxelDimensions_[0]); | |
| 184 break; | |
| 185 | |
| 186 default: | |
| 187 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 188 } | |
| 189 | |
| 190 return result; | |
| 191 } | |
| 192 | |
| 193 | |
| 194 void ImageBuffer3D::GetSliceSize(unsigned int& width, | |
| 195 unsigned int& height, | |
| 196 VolumeProjection projection) | |
| 197 { | |
| 198 switch (projection) | |
| 199 { | |
| 200 case VolumeProjection_Axial: | |
| 201 width = width_; | |
| 202 height = height_; | |
| 203 break; | |
| 204 | |
| 205 case VolumeProjection_Coronal: | |
| 206 width = width_; | |
| 207 height = depth_; | |
| 208 break; | |
| 209 | |
| 210 case VolumeProjection_Sagittal: | |
| 211 width = height_; | |
| 212 height = depth_; | |
| 213 break; | |
| 214 | |
| 215 default: | |
| 216 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 217 } | |
| 218 } | |
| 219 | |
| 220 | |
| 221 ParallelSlices* ImageBuffer3D::GetGeometry(VolumeProjection projection) | |
| 222 { | |
| 223 std::auto_ptr<ParallelSlices> result(new ParallelSlices); | |
| 224 | |
| 225 switch (projection) | |
| 226 { | |
| 227 case VolumeProjection_Axial: | |
| 228 for (unsigned int z = 0; z < depth_; z++) | |
| 229 { | |
| 230 Vector origin = axialGeometry_.GetOrigin(); | |
| 231 origin += static_cast<double>(z) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 232 | |
| 233 result->AddSlice(origin, | |
| 234 axialGeometry_.GetAxisX(), | |
| 235 axialGeometry_.GetAxisY()); | |
| 236 } | |
| 237 break; | |
| 238 | |
| 239 case VolumeProjection_Coronal: | |
| 240 for (unsigned int y = 0; y < height_; y++) | |
| 241 { | |
| 242 Vector origin = axialGeometry_.GetOrigin(); | |
| 243 origin += static_cast<double>(y) * voxelDimensions_[1] * axialGeometry_.GetAxisY(); | |
| 244 origin += static_cast<double>(depth_ - 1) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 245 | |
| 246 result->AddSlice(origin, | |
| 247 axialGeometry_.GetAxisX(), | |
| 248 -axialGeometry_.GetNormal()); | |
| 249 } | |
| 250 break; | |
| 251 | |
| 252 case VolumeProjection_Sagittal: | |
| 253 for (unsigned int x = 0; x < width_; x++) | |
| 254 { | |
| 255 Vector origin = axialGeometry_.GetOrigin(); | |
| 256 origin += static_cast<double>(x) * voxelDimensions_[0] * axialGeometry_.GetAxisX(); | |
| 257 origin += static_cast<double>(depth_ - 1) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 258 | |
| 259 result->AddSlice(origin, | |
| 260 axialGeometry_.GetAxisY(), | |
| 261 -axialGeometry_.GetNormal()); | |
| 262 } | |
| 263 break; | |
| 264 | |
| 265 default: | |
| 266 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 267 } | |
| 268 | |
| 269 return result.release(); | |
| 270 } | |
| 271 | |
| 272 | |
| 273 ImageBuffer3D::SliceReader::SliceReader(ImageBuffer3D& that, | |
| 274 VolumeProjection projection, | |
| 275 unsigned int slice) : | |
| 276 lock_(that.mutex_) | |
| 277 { | |
| 278 switch (projection) | |
| 279 { | |
| 280 case VolumeProjection_Axial: | |
| 281 accessor_ = that.GetAxialSliceAccessor(slice, true); | |
| 282 break; | |
| 283 | |
| 284 case VolumeProjection_Coronal: | |
| 285 accessor_ = that.GetCoronalSliceAccessor(slice, true); | |
| 286 break; | |
| 287 | |
| 288 case VolumeProjection_Sagittal: | |
| 289 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
| 290 accessor_ = *sagittal_; | |
| 291 break; | |
| 292 | |
| 293 default: | |
| 294 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 295 } | |
| 296 } | |
| 297 | |
| 298 | |
| 299 void ImageBuffer3D::SliceWriter::Flush() | |
| 300 { | |
| 301 if (sagittal_.get() != NULL) | |
| 302 { | |
| 303 // TODO | |
| 304 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
| 305 } | |
| 306 } | |
| 307 | |
| 308 | |
| 309 ImageBuffer3D::SliceWriter::SliceWriter(ImageBuffer3D& that, | |
| 310 VolumeProjection projection, | |
| 311 unsigned int slice) : | |
| 312 lock_(that.mutex_) | |
| 313 { | |
| 314 switch (projection) | |
| 315 { | |
| 316 case VolumeProjection_Axial: | |
| 317 accessor_ = that.GetAxialSliceAccessor(slice, false); | |
| 318 break; | |
| 319 | |
| 320 case VolumeProjection_Coronal: | |
| 321 accessor_ = that.GetCoronalSliceAccessor(slice, false); | |
| 322 break; | |
| 323 | |
| 324 case VolumeProjection_Sagittal: | |
| 325 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
| 326 accessor_ = *sagittal_; | |
| 327 break; | |
| 328 | |
| 329 default: | |
| 330 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 331 } | |
| 332 } | |
| 333 } |