Mercurial > hg > orthanc-stone
annotate Framework/Volumes/ImageBuffer3D.cpp @ 47:28956ed68280
agpl license
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 27 Apr 2017 11:00:15 +0200 |
| parents | 7207a407bcd8 |
| children | 4a541cd4fa83 4cff7b1ed31d |
| 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 | |
| 47 | 8 * modify it under the terms of the GNU Affero General Public License |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 0 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 47 | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "ImageBuffer3D.h" | |
| 23 | |
| 16 | 24 #include "../../Resources/Orthanc/Core/Images/ImageProcessing.h" |
| 25 #include "../../Resources/Orthanc/Core/OrthancException.h" | |
| 0 | 26 |
| 27 namespace OrthancStone | |
| 28 { | |
| 29 Orthanc::ImageAccessor ImageBuffer3D::GetAxialSliceAccessor(unsigned int slice, | |
| 30 bool readOnly) | |
| 31 { | |
| 32 if (slice >= depth_) | |
| 33 { | |
| 34 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 35 } | |
| 36 | |
| 37 Orthanc::ImageAccessor accessor; | |
| 38 | |
| 39 if (readOnly) | |
| 40 { | |
| 41 accessor.AssignReadOnly(format_, width_, height_, image_.GetPitch(), | |
| 42 image_.GetConstRow(height_ * (depth_ - 1 - slice))); | |
| 43 } | |
| 44 else | |
| 45 { | |
| 46 accessor.AssignWritable(format_, width_, height_, image_.GetPitch(), | |
| 47 image_.GetRow(height_ * (depth_ - 1 - slice))); | |
| 48 } | |
| 49 | |
| 50 return accessor; | |
| 51 } | |
| 52 | |
| 53 | |
| 54 Orthanc::ImageAccessor ImageBuffer3D::GetCoronalSliceAccessor(unsigned int slice, | |
| 55 bool readOnly) | |
| 56 { | |
| 57 if (slice >= height_) | |
| 58 { | |
| 59 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 60 } | |
| 61 | |
| 62 Orthanc::ImageAccessor accessor; | |
| 63 | |
| 64 if (readOnly) | |
| 65 { | |
| 66 accessor.AssignReadOnly(format_, width_, depth_, image_.GetPitch() * height_, | |
| 67 image_.GetConstRow(slice)); | |
| 68 } | |
| 69 else | |
| 70 { | |
| 71 accessor.AssignWritable(format_, width_, depth_, image_.GetPitch() * height_, | |
| 72 image_.GetRow(slice)); | |
| 73 } | |
| 74 | |
| 75 return accessor; | |
| 76 } | |
| 77 | |
| 78 | |
| 79 Orthanc::Image* ImageBuffer3D::ExtractSagittalSlice(unsigned int slice) const | |
| 80 { | |
| 81 if (slice >= width_) | |
| 82 { | |
| 83 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 84 } | |
| 85 | |
| 11 | 86 std::auto_ptr<Orthanc::Image> result(new Orthanc::Image(format_, height_, depth_, false)); |
| 0 | 87 |
| 88 unsigned int bytesPerPixel = Orthanc::GetBytesPerPixel(format_); | |
| 89 | |
| 90 for (unsigned int z = 0; z < depth_; z++) | |
| 91 { | |
| 92 //uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(depth_ - 1 - z)); | |
| 93 uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(z)); | |
| 94 | |
| 95 for (unsigned int y = 0; y < height_; y++) | |
| 96 { | |
| 97 const void* source = (reinterpret_cast<const uint8_t*>(image_.GetConstRow(y + z * height_)) + | |
| 98 bytesPerPixel * slice); | |
| 99 | |
| 100 memcpy(target, source, bytesPerPixel); | |
| 101 target += bytesPerPixel; | |
| 102 } | |
| 103 } | |
| 104 | |
| 105 return result.release(); | |
| 106 } | |
| 107 | |
| 108 | |
| 109 ImageBuffer3D::ImageBuffer3D(Orthanc::PixelFormat format, | |
| 110 unsigned int width, | |
| 111 unsigned int height, | |
| 112 unsigned int depth) : | |
| 11 | 113 image_(format, width, height * depth, false), |
| 0 | 114 format_(format), |
| 115 width_(width), | |
| 116 height_(height), | |
| 117 depth_(depth) | |
| 118 { | |
| 119 GeometryToolbox::AssignVector(voxelDimensions_, 1, 1, 1); | |
| 120 } | |
| 121 | |
| 122 | |
| 123 void ImageBuffer3D::Clear() | |
| 124 { | |
| 125 WriteLock lock(mutex_); | |
| 126 Orthanc::ImageProcessing::Set(image_, 0); | |
| 127 } | |
| 128 | |
| 129 | |
| 130 void ImageBuffer3D::SetAxialGeometry(const SliceGeometry& geometry) | |
| 131 { | |
| 132 WriteLock lock(mutex_); | |
| 133 axialGeometry_ = geometry; | |
| 134 } | |
| 135 | |
| 136 | |
| 137 void ImageBuffer3D::SetVoxelDimensions(double x, | |
| 138 double y, | |
| 139 double z) | |
| 140 { | |
| 141 if (x <= 0 || | |
| 142 y <= 0 || | |
| 143 z <= 0) | |
| 144 { | |
| 145 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 146 } | |
| 147 | |
| 148 { | |
| 149 WriteLock lock(mutex_); | |
| 150 GeometryToolbox::AssignVector(voxelDimensions_, x, y, z); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 | |
| 155 Vector ImageBuffer3D::GetVoxelDimensions(VolumeProjection projection) | |
| 156 { | |
| 157 ReadLock lock(mutex_); | |
| 158 | |
| 159 Vector result; | |
| 160 switch (projection) | |
| 161 { | |
| 162 case VolumeProjection_Axial: | |
| 163 result = voxelDimensions_; | |
| 164 break; | |
| 165 | |
| 166 case VolumeProjection_Coronal: | |
| 167 GeometryToolbox::AssignVector(result, voxelDimensions_[0], voxelDimensions_[2], voxelDimensions_[1]); | |
| 168 break; | |
| 169 | |
| 170 case VolumeProjection_Sagittal: | |
| 171 GeometryToolbox::AssignVector(result, voxelDimensions_[1], voxelDimensions_[2], voxelDimensions_[0]); | |
| 172 break; | |
| 173 | |
| 174 default: | |
| 175 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 176 } | |
| 177 | |
| 178 return result; | |
| 179 } | |
| 180 | |
| 181 | |
| 182 void ImageBuffer3D::GetSliceSize(unsigned int& width, | |
| 183 unsigned int& height, | |
| 184 VolumeProjection projection) | |
| 185 { | |
| 186 switch (projection) | |
| 187 { | |
| 188 case VolumeProjection_Axial: | |
| 189 width = width_; | |
| 190 height = height_; | |
| 191 break; | |
| 192 | |
| 193 case VolumeProjection_Coronal: | |
| 194 width = width_; | |
| 195 height = depth_; | |
| 196 break; | |
| 197 | |
| 198 case VolumeProjection_Sagittal: | |
| 199 width = height_; | |
| 200 height = depth_; | |
| 201 break; | |
| 202 | |
| 203 default: | |
| 204 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 205 } | |
| 206 } | |
| 207 | |
| 208 | |
| 209 ParallelSlices* ImageBuffer3D::GetGeometry(VolumeProjection projection) | |
| 210 { | |
| 211 std::auto_ptr<ParallelSlices> result(new ParallelSlices); | |
| 212 | |
| 213 switch (projection) | |
| 214 { | |
| 215 case VolumeProjection_Axial: | |
| 216 for (unsigned int z = 0; z < depth_; z++) | |
| 217 { | |
| 218 Vector origin = axialGeometry_.GetOrigin(); | |
| 219 origin += static_cast<double>(z) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 220 | |
| 221 result->AddSlice(origin, | |
| 222 axialGeometry_.GetAxisX(), | |
| 223 axialGeometry_.GetAxisY()); | |
| 224 } | |
| 225 break; | |
| 226 | |
| 227 case VolumeProjection_Coronal: | |
| 228 for (unsigned int y = 0; y < height_; y++) | |
| 229 { | |
| 230 Vector origin = axialGeometry_.GetOrigin(); | |
| 231 origin += static_cast<double>(y) * voxelDimensions_[1] * axialGeometry_.GetAxisY(); | |
| 232 origin += static_cast<double>(depth_ - 1) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 233 | |
| 234 result->AddSlice(origin, | |
| 235 axialGeometry_.GetAxisX(), | |
| 236 -axialGeometry_.GetNormal()); | |
| 237 } | |
| 238 break; | |
| 239 | |
| 240 case VolumeProjection_Sagittal: | |
| 241 for (unsigned int x = 0; x < width_; x++) | |
| 242 { | |
| 243 Vector origin = axialGeometry_.GetOrigin(); | |
| 244 origin += static_cast<double>(x) * voxelDimensions_[0] * axialGeometry_.GetAxisX(); | |
| 245 origin += static_cast<double>(depth_ - 1) * voxelDimensions_[2] * axialGeometry_.GetNormal(); | |
| 246 | |
| 247 result->AddSlice(origin, | |
| 248 axialGeometry_.GetAxisY(), | |
| 249 -axialGeometry_.GetNormal()); | |
| 250 } | |
| 251 break; | |
| 252 | |
| 253 default: | |
| 254 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 255 } | |
| 256 | |
| 257 return result.release(); | |
| 258 } | |
| 259 | |
| 260 | |
| 261 ImageBuffer3D::SliceReader::SliceReader(ImageBuffer3D& that, | |
| 262 VolumeProjection projection, | |
| 263 unsigned int slice) : | |
| 264 lock_(that.mutex_) | |
| 265 { | |
| 266 switch (projection) | |
| 267 { | |
| 268 case VolumeProjection_Axial: | |
| 269 accessor_ = that.GetAxialSliceAccessor(slice, true); | |
| 270 break; | |
| 271 | |
| 272 case VolumeProjection_Coronal: | |
| 273 accessor_ = that.GetCoronalSliceAccessor(slice, true); | |
| 274 break; | |
| 275 | |
| 276 case VolumeProjection_Sagittal: | |
| 277 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
| 278 accessor_ = *sagittal_; | |
| 279 break; | |
| 280 | |
| 281 default: | |
| 282 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 283 } | |
| 284 } | |
| 285 | |
| 286 | |
| 287 void ImageBuffer3D::SliceWriter::Flush() | |
| 288 { | |
| 289 if (sagittal_.get() != NULL) | |
| 290 { | |
| 291 // TODO | |
| 292 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
| 293 } | |
| 294 } | |
| 295 | |
| 296 | |
| 297 ImageBuffer3D::SliceWriter::SliceWriter(ImageBuffer3D& that, | |
| 298 VolumeProjection projection, | |
| 299 unsigned int slice) : | |
| 300 lock_(that.mutex_) | |
| 301 { | |
| 302 switch (projection) | |
| 303 { | |
| 304 case VolumeProjection_Axial: | |
| 305 accessor_ = that.GetAxialSliceAccessor(slice, false); | |
| 306 break; | |
| 307 | |
| 308 case VolumeProjection_Coronal: | |
| 309 accessor_ = that.GetCoronalSliceAccessor(slice, false); | |
| 310 break; | |
| 311 | |
| 312 case VolumeProjection_Sagittal: | |
| 313 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
| 314 accessor_ = *sagittal_; | |
| 315 break; | |
| 316 | |
| 317 default: | |
| 318 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 319 } | |
| 320 } | |
| 321 } |