Mercurial > hg > orthanc-stone
annotate Framework/Volumes/ImageBuffer3D.cpp @ 1213:86a8266b8888 broker
moving the scene from IViewport to ViewportController
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 04 Dec 2019 17:54:10 +0100 |
| parents | 640feb146fa8 |
| children | 2d8ab34c8c91 |
| 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 | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., 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. | |
|
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16 * |
| 47 | 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 | |
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24 #include <Core/Images/ImageProcessing.h> |
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25 #include <Core/Logging.h> |
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26 #include <Core/OrthancException.h> |
| 0 | 27 |
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28 #include <string.h> |
| 0 | 29 |
| 30 namespace OrthancStone | |
| 31 { | |
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32 void ImageBuffer3D::GetAxialSliceAccessor(Orthanc::ImageAccessor& target, |
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33 unsigned int slice, |
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34 bool readOnly) const |
| 0 | 35 { |
| 36 if (slice >= depth_) | |
| 37 { | |
| 38 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 39 } | |
| 40 | |
| 41 if (readOnly) | |
| 42 { | |
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43 target.AssignReadOnly(format_, width_, height_, image_.GetPitch(), |
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44 image_.GetConstRow(height_ * (depth_ - 1 - slice))); |
| 0 | 45 } |
| 46 else | |
| 47 { | |
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48 target.AssignWritable(format_, width_, height_, image_.GetPitch(), |
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49 image_.GetRow(height_ * (depth_ - 1 - slice))); |
| 0 | 50 } |
| 51 } | |
| 52 | |
| 53 | |
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54 void ImageBuffer3D::GetCoronalSliceAccessor(Orthanc::ImageAccessor& target, |
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55 unsigned int slice, |
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56 bool readOnly) const |
| 0 | 57 { |
| 58 if (slice >= height_) | |
| 59 { | |
| 60 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 61 } | |
| 62 | |
| 63 if (readOnly) | |
| 64 { | |
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65 target.AssignReadOnly(format_, width_, depth_, image_.GetPitch() * height_, |
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66 image_.GetConstRow(slice)); |
| 0 | 67 } |
| 68 else | |
| 69 { | |
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70 target.AssignWritable(format_, width_, depth_, image_.GetPitch() * height_, |
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71 image_.GetRow(slice)); |
| 0 | 72 } |
| 73 } | |
| 74 | |
| 75 | |
| 76 Orthanc::Image* ImageBuffer3D::ExtractSagittalSlice(unsigned int slice) const | |
| 77 { | |
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78 //LOG(TRACE) << "ImageBuffer3D::ExtractSagittalSlice this= " << std::hex << this << std::dec << " width_ = " << width_ << " height_ = " << height_ << " depth_ = " << depth_ << " slice = " << slice; |
| 0 | 79 if (slice >= width_) |
| 80 { | |
| 81 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 82 } | |
| 83 | |
| 11 | 84 std::auto_ptr<Orthanc::Image> result(new Orthanc::Image(format_, height_, depth_, false)); |
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85 //LOG(TRACE) << "ImageBuffer3D::ExtractSagittalSlice result will be an image of WIDTH = " << height_ << " and HEIGHT = " << depth_; |
| 0 | 86 |
| 87 unsigned int bytesPerPixel = Orthanc::GetBytesPerPixel(format_); | |
| 88 | |
| 89 for (unsigned int z = 0; z < depth_; z++) | |
| 90 { | |
| 91 //uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(depth_ - 1 - z)); | |
| 92 uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(z)); | |
| 93 | |
| 94 for (unsigned int y = 0; y < height_; y++) | |
| 95 { | |
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96 const void* source = (reinterpret_cast<const uint8_t*>(image_.GetConstRow(y + z * height_)) + bytesPerPixel * slice); |
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97 const uint8_t* byteSrc = reinterpret_cast<const uint8_t*>(source); |
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98 for (size_t byte = 0; byte < bytesPerPixel; ++byte) |
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99 target[byte] = byteSrc[byte]; |
| 0 | 100 target += bytesPerPixel; |
| 101 } | |
| 102 } | |
| 103 | |
| 104 return result.release(); | |
| 105 } | |
| 106 | |
| 107 | |
| 108 ImageBuffer3D::ImageBuffer3D(Orthanc::PixelFormat format, | |
| 109 unsigned int width, | |
| 110 unsigned int height, | |
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111 unsigned int depth, |
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112 bool computeRange) : |
| 11 | 113 image_(format, width, height * depth, false), |
| 0 | 114 format_(format), |
| 115 width_(width), | |
| 116 height_(height), | |
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117 depth_(depth), |
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118 computeRange_(computeRange), |
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119 hasRange_(false) |
| 0 | 120 { |
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121 LOG(TRACE) << "Created a 3D image of size " << width << "x" << height |
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122 << "x" << depth << " in " << Orthanc::EnumerationToString(format) |
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123 << " (" << (GetEstimatedMemorySize() / (1024ll * 1024ll)) << "MB)"; |
| 0 | 124 } |
| 125 | |
| 126 | |
| 127 void ImageBuffer3D::Clear() | |
| 128 { | |
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129 memset(image_.GetBuffer(), 0, image_.GetHeight() * image_.GetPitch()); |
| 0 | 130 } |
| 131 | |
| 132 | |
| 105 | 133 uint64_t ImageBuffer3D::GetEstimatedMemorySize() const |
| 134 { | |
| 135 return image_.GetPitch() * image_.GetHeight() * Orthanc::GetBytesPerPixel(format_); | |
| 136 } | |
| 137 | |
| 138 | |
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139 void ImageBuffer3D::ExtendImageRange(const Orthanc::ImageAccessor& slice) |
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140 { |
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141 if (!computeRange_ || |
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142 slice.GetWidth() == 0 || |
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143 slice.GetHeight() == 0) |
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144 { |
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145 return; |
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146 } |
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147 |
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148 float sliceMin, sliceMax; |
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149 |
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150 switch (slice.GetFormat()) |
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151 { |
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152 case Orthanc::PixelFormat_Grayscale8: |
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153 case Orthanc::PixelFormat_Grayscale16: |
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154 case Orthanc::PixelFormat_Grayscale32: |
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155 case Orthanc::PixelFormat_SignedGrayscale16: |
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156 { |
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157 int64_t a, b; |
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158 Orthanc::ImageProcessing::GetMinMaxIntegerValue(a, b, slice); |
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159 sliceMin = static_cast<float>(a); |
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160 sliceMax = static_cast<float>(b); |
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161 break; |
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162 } |
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163 |
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164 case Orthanc::PixelFormat_Float32: |
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165 Orthanc::ImageProcessing::GetMinMaxFloatValue(sliceMin, sliceMax, slice); |
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166 break; |
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167 |
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168 default: |
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169 return; |
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170 } |
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171 |
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172 if (hasRange_) |
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173 { |
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174 minValue_ = std::min(minValue_, sliceMin); |
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175 maxValue_ = std::max(maxValue_, sliceMax); |
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176 } |
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177 else |
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178 { |
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179 hasRange_ = true; |
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180 minValue_ = sliceMin; |
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181 maxValue_ = sliceMax; |
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182 } |
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183 } |
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184 |
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185 |
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186 bool ImageBuffer3D::GetRange(float& minValue, |
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187 float& maxValue) const |
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188 { |
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189 if (hasRange_) |
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190 { |
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191 minValue = minValue_; |
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192 maxValue = maxValue_; |
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193 return true; |
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194 } |
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195 else |
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196 { |
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197 return false; |
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198 } |
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199 } |
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200 |
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201 |
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192
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202 ImageBuffer3D::SliceReader::SliceReader(const ImageBuffer3D& that, |
| 0 | 203 VolumeProjection projection, |
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204 unsigned int slice) |
| 0 | 205 { |
| 206 switch (projection) | |
| 207 { | |
| 208 case VolumeProjection_Axial: | |
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209 that.GetAxialSliceAccessor(accessor_, slice, true); |
| 0 | 210 break; |
| 211 | |
| 212 case VolumeProjection_Coronal: | |
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213 that.GetCoronalSliceAccessor(accessor_, slice, true); |
| 0 | 214 break; |
| 215 | |
| 216 case VolumeProjection_Sagittal: | |
| 217 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
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218 sagittal_->GetReadOnlyAccessor(accessor_); |
| 0 | 219 break; |
| 220 | |
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221 default: |
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222 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
| 0 | 223 } |
| 224 } | |
| 225 | |
| 226 | |
| 227 void ImageBuffer3D::SliceWriter::Flush() | |
| 228 { | |
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229 if (modified_) |
| 0 | 230 { |
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231 if (sagittal_.get() != NULL) |
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232 { |
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233 // TODO |
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234 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); |
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235 } |
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236 |
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237 // Update the dynamic range of the underlying image, if |
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238 // "computeRange_" is set to true |
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239 that_.ExtendImageRange(accessor_); |
| 0 | 240 } |
| 241 } | |
| 242 | |
| 243 | |
| 244 ImageBuffer3D::SliceWriter::SliceWriter(ImageBuffer3D& that, | |
| 245 VolumeProjection projection, | |
| 246 unsigned int slice) : | |
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247 that_(that), |
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248 modified_(false) |
| 0 | 249 { |
| 250 switch (projection) | |
| 251 { | |
| 252 case VolumeProjection_Axial: | |
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253 that.GetAxialSliceAccessor(accessor_, slice, false); |
| 0 | 254 break; |
| 255 | |
| 256 case VolumeProjection_Coronal: | |
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257 that.GetCoronalSliceAccessor(accessor_, slice, false); |
| 0 | 258 break; |
| 259 | |
| 260 case VolumeProjection_Sagittal: | |
| 261 sagittal_.reset(that.ExtractSagittalSlice(slice)); | |
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262 sagittal_->GetWriteableAccessor(accessor_); |
| 0 | 263 break; |
| 264 | |
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265 default: |
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266 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
| 0 | 267 } |
| 268 } | |
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269 |
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270 |
| 143 | 271 uint8_t ImageBuffer3D::GetVoxelGrayscale8(unsigned int x, |
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141
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272 unsigned int y, |
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273 unsigned int z) const |
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274 { |
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275 if (format_ != Orthanc::PixelFormat_Grayscale8) |
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276 { |
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277 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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278 } |
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279 |
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280 if (x >= width_ || |
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281 y >= height_ || |
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282 z >= depth_) |
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283 { |
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284 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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285 } |
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286 |
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287 const void* p = image_.GetConstRow(y + height_ * (depth_ - 1 - z)); |
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288 return reinterpret_cast<const uint8_t*>(p) [x]; |
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289 } |
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290 |
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291 |
| 143 | 292 uint16_t ImageBuffer3D::GetVoxelGrayscale16(unsigned int x, |
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293 unsigned int y, |
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294 unsigned int z) const |
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295 { |
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296 if (format_ != Orthanc::PixelFormat_Grayscale16) |
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297 { |
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298 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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299 } |
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300 |
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301 if (x >= width_ || |
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302 y >= height_ || |
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303 z >= depth_) |
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304 { |
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305 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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306 } |
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307 |
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308 const void* p = image_.GetConstRow(y + height_ * (depth_ - 1 - z)); |
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309 return reinterpret_cast<const uint16_t*>(p) [x]; |
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310 } |
| 0 | 311 } |