Mercurial > hg > orthanc-stone

annotate Framework/Layers/OrthancFrameLayerSource.cpp @ 75:f0dd03210372 wasm

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put SingleFrameRendererFactory back
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 24 May 2017 12:35:07 +0200
parents 298f375dcb68
children f5f54ed8d307
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017 Osimis, Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "OrthancFrameLayerSource.h"
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23
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24 #include "FrameRenderer.h"
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25 #include "../../Resources/Orthanc/Core/Images/PngReader.h"
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26 #include "../../Resources/Orthanc/Core/Logging.h"
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27 #include "../../Resources/Orthanc/Core/OrthancException.h"
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28 #include "../Toolbox/DicomFrameConverter.h"
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29
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30 #include <boost/lexical_cast.hpp>
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32
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33 namespace OrthancStone
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34 {
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35 class OrthancFrameLayerSource::Operation : public Orthanc::IDynamicObject
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36 {
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37 private:
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38 Content content_;
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39 SliceGeometry viewportSlice_;
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40
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41 public:
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42 Operation(Content content) : content_(content)
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43 {
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44 }
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45
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46 void SetViewportSlice(const SliceGeometry& slice)
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47 {
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48 viewportSlice_ = slice;
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49 }
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50
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51 const SliceGeometry& GetViewportSlice() const
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52 {
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53 return viewportSlice_;
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54 }
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55
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56 Content GetContent() const
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57 {
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58 return content_;
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59 }
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60 };
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61
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62
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63 OrthancFrameLayerSource::OrthancFrameLayerSource(IWebService& orthanc,
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64 const std::string& instanceId,
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65 unsigned int frame) :
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66 orthanc_(orthanc),
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67 instanceId_(instanceId),
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68 frame_(frame),
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69 frameWidth_(0),
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70 frameHeight_(0),
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71 pixelSpacingX_(1),
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72 pixelSpacingY_(1),
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73 observer2_(NULL)
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74 {
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75 }
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76
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77
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78 void OrthancFrameLayerSource::StartInternal()
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79 {
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80 orthanc_.ScheduleGetRequest(*this,
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81 "/instances/" + instanceId_ + "/tags",
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82 new Operation(Content_Tags));
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83 }
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84
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85
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86 void OrthancFrameLayerSource::SetObserver(IObserver& observer)
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87 {
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88 LayerSourceBase::SetObserver(observer);
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89
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90 if (dataset_.get() != NULL)
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91 {
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92 NotifySourceChange();
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93 }
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94 }
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95
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96
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97 void OrthancFrameLayerSource::SetObserver(IVolumeSlicesObserver& observer)
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98 {
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99 if (IsStarted())
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100 {
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101 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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102 }
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103
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104 if (observer2_ == NULL)
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105 {
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106 observer2_ = &observer;
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107 }
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108 else
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109 {
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110 // Cannot add more than one observer
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111 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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112 }
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113 }
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114
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115
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116 void OrthancFrameLayerSource::NotifyError(const std::string& uri,
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117 Orthanc::IDynamicObject* payload)
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118 {
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119 std::auto_ptr<Operation> operation(reinterpret_cast<Operation*>(payload));
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120
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121 LOG(ERROR) << "Cannot download " << uri;
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122 NotifyLayerError(operation->GetViewportSlice());
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123 }
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124
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125
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126 void OrthancFrameLayerSource::NotifySuccess(const std::string& uri,
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127 const void* answer,
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128 size_t answerSize,
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129 Orthanc::IDynamicObject* payload)
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130 {
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131 std::auto_ptr<Operation> operation(reinterpret_cast<Operation*>(payload));
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132
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133 if (operation.get() == NULL)
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134 {
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135 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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136 }
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137 else if (operation->GetContent() == Content_Tags)
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138 {
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139 dataset_.reset(new OrthancPlugins::FullOrthancDataset(answer, answerSize));
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140
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141 DicomFrameConverter converter;
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142 converter.ReadParameters(*dataset_);
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143 format_ = converter.GetExpectedPixelFormat();
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144 GeometryToolbox::GetPixelSpacing(pixelSpacingX_, pixelSpacingY_, *dataset_);
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145
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146 OrthancPlugins::DicomDatasetReader reader(*dataset_);
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147 if (!reader.GetUnsignedIntegerValue(frameWidth_, OrthancPlugins::DICOM_TAG_COLUMNS) ||
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148 !reader.GetUnsignedIntegerValue(frameHeight_, OrthancPlugins::DICOM_TAG_ROWS))
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149 {
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150 frameWidth_ = 0;
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151 frameHeight_ = 0;
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152 LOG(WARNING) << "Missing tags in a DICOM image: Columns or Rows";
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parents: 65
diff changeset
153 }
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
154
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
155 if (observer2_ != NULL)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
156 {
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
157 ParallelSlices slices;
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
158 slices.AddSlice(SliceGeometry(*dataset_));
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
159 observer2_->NotifySlicesAvailable(slices);
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
160 }
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
161
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
162 NotifyGeometryReady();
65
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 else if (operation->GetContent() == Content_Frame)
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
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165 {
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
166 std::auto_ptr<Orthanc::PngReader> image(new Orthanc::PngReader);
885932a893de OrthancFrameLayerSource
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167 image->ReadFromMemory(answer, answerSize);
66
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
168
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
169 bool ok = (image->GetWidth() == frameWidth_ ||
298f375dcb68 LayerWidget
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diff changeset
170 image->GetHeight() == frameHeight_);
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171
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
172 if (ok &&
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
173 format_ == Orthanc::PixelFormat_SignedGrayscale16)
65
885932a893de OrthancFrameLayerSource
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parents:
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174 {
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16)
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
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176 {
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177 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16);
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178 }
885932a893de OrthancFrameLayerSource
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179 else
885932a893de OrthancFrameLayerSource
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parents:
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180 {
66
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
181 ok = false;
65
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182 }
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183 }
66
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parents: 65
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184
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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185 if (ok)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
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186 {
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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187 SliceGeometry frameSlice(*dataset_);
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Sebastien Jodogne <s.jodogne@gmail.com>
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188 NotifyLayerReady(FrameRenderer::CreateRenderer(image.release(),
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
189 operation->GetViewportSlice(),
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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190 frameSlice, *dataset_,
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
191 pixelSpacingX_, pixelSpacingY_, true),
298f375dcb68 LayerWidget
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diff changeset
192 operation->GetViewportSlice());
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Sebastien Jodogne <s.jodogne@gmail.com>
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193 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
194 else
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
195 {
298f375dcb68 LayerWidget
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196 NotifyLayerError(operation->GetViewportSlice());
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parents: 65
diff changeset
197 }
65
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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198 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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199 else
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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200 {
885932a893de OrthancFrameLayerSource
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201 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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202 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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203 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
204
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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205
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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206 bool OrthancFrameLayerSource::GetExtent(double& x1,
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
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207 double& y1,
885932a893de OrthancFrameLayerSource
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parents:
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208 double& x2,
885932a893de OrthancFrameLayerSource
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parents:
diff changeset
209 double& y2,
885932a893de OrthancFrameLayerSource
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210 const SliceGeometry& viewportSlice /* ignored */)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211 {
66
298f375dcb68 LayerWidget
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parents: 65
diff changeset
212 if (!IsStarted() ||
298f375dcb68 LayerWidget
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parents: 65
diff changeset
213 dataset_.get() == NULL)
65
885932a893de OrthancFrameLayerSource
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parents:
diff changeset
214 {
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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215 return false;
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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216 }
885932a893de OrthancFrameLayerSource
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parents:
diff changeset
217 else
885932a893de OrthancFrameLayerSource
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parents:
diff changeset
218 {
66
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parents: 65
diff changeset
219 SliceGeometry frameSlice(*dataset_);
298f375dcb68 LayerWidget
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parents: 65
diff changeset
220 return FrameRenderer::ComputeFrameExtent(x1, y1, x2, y2,
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
221 viewportSlice, frameSlice,
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
222 frameWidth_, frameHeight_,
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
223 pixelSpacingX_, pixelSpacingY_);
65
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
224 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
225 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
226
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
227
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
228 void OrthancFrameLayerSource::ScheduleLayerCreation(const SliceGeometry& viewportSlice)
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
229 {
66
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
230 if (!IsStarted())
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
231 {
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
232 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
233 }
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
234
65
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 if (dataset_.get() == NULL)
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236 {
66
298f375dcb68 LayerWidget
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 65
diff changeset
237 NotifyLayerError(viewportSlice);
65
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
238 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
239 else
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
240 {
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
241 std::string uri = ("/instances/" + instanceId_ + "/frames/" +
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
242 boost::lexical_cast<std::string>(frame_));
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
243
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
244 std::string compressed;
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
245
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
246 switch (format_)
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
247 {
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
248 case Orthanc::PixelFormat_RGB24:
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
249 uri += "/preview";
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
250 break;
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
251
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
252 case Orthanc::PixelFormat_Grayscale16:
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
253 uri += "/image-uint16";
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
254 break;
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
255
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
256 case Orthanc::PixelFormat_SignedGrayscale16:
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
257 uri += "/image-int16";
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
258 break;
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
259
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
260 default:
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
261 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
262 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
263
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
264 std::auto_ptr<Operation> operation(new Operation(Content_Frame));
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
265 operation->SetViewportSlice(viewportSlice);
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
266 orthanc_.ScheduleGetRequest(*this, uri, operation.release());
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
267 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
268 }
885932a893de OrthancFrameLayerSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
269 }