Mercurial > hg > orthanc-wsi

annotate Framework/Inputs/DicomPyramidInstance.cpp @ 194:e57e6ca5303d

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 Jun 2020 18:03:23 +0200
parents f299c191cd76
children b0bd22077cd8
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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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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e3cbf890b588 upgrade to year 2020
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5 * Copyright (C) 2017-2020 Osimis S.A., 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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21
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22 #include "../PrecompiledHeadersWSI.h"
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23 #include "DicomPyramidInstance.h"
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25 #include "../DicomToolbox.h"
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26 #include "Orthanc/DicomDatasetReader.h"
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27 #include "Orthanc/FullOrthancDataset.h"
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28
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29 #include <Logging.h>
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30 #include <OrthancException.h>
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31 #include <Toolbox.h>
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32
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33 #include <cassert>
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34 #include <json/writer.h>
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35
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36 #define SERIALIZED_METADATA "4200"
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37
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38 namespace OrthancWSI
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39 {
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40 static ImageCompression DetectImageCompression(OrthancPlugins::IOrthancConnection& orthanc,
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41 const std::string& instanceId)
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42 {
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43 using namespace OrthancPlugins;
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44
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45 FullOrthancDataset dataset(orthanc, "/instances/" + instanceId + "/header");
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46 DicomDatasetReader header(dataset);
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47
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48 std::string s = Orthanc::Toolbox::StripSpaces
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49 (header.GetMandatoryStringValue(DICOM_TAG_TRANSFER_SYNTAX_UID));
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50
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51 if (s == "1.2.840.10008.1.2" ||
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52 s == "1.2.840.10008.1.2.1")
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53 {
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54 return ImageCompression_None;
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55 }
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56 else if (s == "1.2.840.10008.1.2.4.50")
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57 {
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58 return ImageCompression_Jpeg;
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59 }
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60 else if (s == "1.2.840.10008.1.2.4.90" ||
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61 s == "1.2.840.10008.1.2.4.91")
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62 {
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63 return ImageCompression_Jpeg2000;
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64 }
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65 else
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66 {
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67 LOG(ERROR) << "Unsupported transfer syntax: " << s;
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68 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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69 }
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70 }
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73 static void DetectPixelFormat(Orthanc::PixelFormat& format,
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74 Orthanc::PhotometricInterpretation& photometric,
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75 OrthancPlugins::DicomDatasetReader& reader)
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76 {
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77 using namespace OrthancPlugins;
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78
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79 std::string p = Orthanc::Toolbox::StripSpaces
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80 (reader.GetMandatoryStringValue(DICOM_TAG_PHOTOMETRIC_INTERPRETATION));
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81
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82 photometric = Orthanc::StringToPhotometricInterpretation(p.c_str());
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83
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84 if (photometric == Orthanc::PhotometricInterpretation_Palette)
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85 {
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86 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented,
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87 "Unsupported photometric interpretation: " + p);
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88 }
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89
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90 unsigned int bitsStored, samplesPerPixel, tmp;
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91
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92 if (!reader.GetUnsignedIntegerValue(bitsStored, DICOM_TAG_BITS_STORED) ||
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93 !reader.GetUnsignedIntegerValue(samplesPerPixel, DICOM_TAG_SAMPLES_PER_PIXEL) ||
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94 !reader.GetUnsignedIntegerValue(tmp, DICOM_TAG_PIXEL_REPRESENTATION))
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95 {
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96 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentTag);
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97 }
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98
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99 bool isSigned = (tmp != 0);
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100
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101 if (bitsStored == 8 &&
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102 samplesPerPixel == 1 &&
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103 !isSigned)
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104 {
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105 format = Orthanc::PixelFormat_Grayscale8;
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106 }
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107 else if (bitsStored == 8 &&
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108 samplesPerPixel == 3 &&
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109 !isSigned)
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110 {
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111 format = Orthanc::PixelFormat_RGB24;
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112 }
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113 else
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114 {
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115 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "Unsupported pixel format");
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116 }
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117 }
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118
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120 ImageCompression DicomPyramidInstance::GetImageCompression(OrthancPlugins::IOrthancConnection& orthanc)
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121 {
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122 /**
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123 * Lazy detection of the image compression using the transfer
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124 * syntax stored inside the DICOM header. Given the fact that
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125 * reading the header is a time-consuming operation (it implies
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126 * the decoding of the DICOM image by Orthanc, whereas the "/tags"
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127 * endpoint only reads the "DICOM-as-JSON" attachment), the
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128 * "/header" REST call is delayed until it is really required.
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129 **/
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130
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131 if (!hasCompression_)
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132 {
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133 compression_ = DetectImageCompression(orthanc, instanceId_);
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134 hasCompression_ = true;
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135 }
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136
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137 return compression_;
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138 }
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139
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141 void DicomPyramidInstance::Load(OrthancPlugins::IOrthancConnection& orthanc,
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142 const std::string& instanceId)
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143 {
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144 using namespace OrthancPlugins;
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145
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146 FullOrthancDataset dataset(orthanc, "/instances/" + instanceId + "/tags");
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147 DicomDatasetReader reader(dataset);
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148
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149 if (reader.GetMandatoryStringValue(DICOM_TAG_SOP_CLASS_UID) != "1.2.840.10008.5.1.4.1.1.77.1.6" ||
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150 reader.GetMandatoryStringValue(DICOM_TAG_MODALITY) != "SM")
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151 {
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152 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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153 }
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154
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155 hasCompression_ = false;
166
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156 DetectPixelFormat(format_, photometric_, reader);
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157
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158 unsigned int tmp;
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159 if (!reader.GetUnsignedIntegerValue(tileWidth_, DICOM_TAG_COLUMNS) ||
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160 !reader.GetUnsignedIntegerValue(tileHeight_, DICOM_TAG_ROWS) ||
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161 !reader.GetUnsignedIntegerValue(totalWidth_, DICOM_TAG_TOTAL_PIXEL_MATRIX_COLUMNS) ||
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162 !reader.GetUnsignedIntegerValue(totalHeight_, DICOM_TAG_TOTAL_PIXEL_MATRIX_ROWS) ||
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163 !reader.GetUnsignedIntegerValue(tmp, DICOM_TAG_NUMBER_OF_FRAMES))
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164 {
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165 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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166 }
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167
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168 size_t countFrames;
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169 if (!reader.GetDataset().GetSequenceSize(countFrames, DICOM_TAG_PER_FRAME_FUNCTIONAL_GROUPS_SEQUENCE))
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170 {
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171 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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172 }
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173
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174 if (countFrames != tmp)
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175 {
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176 LOG(ERROR) << "Mismatch between the number of frames in instance: " << instanceId;
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177 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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178 }
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179
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180 frames_.resize(countFrames);
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181
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182 for (size_t i = 0; i < countFrames; i++)
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183 {
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184 DicomPath pathX(DICOM_TAG_PER_FRAME_FUNCTIONAL_GROUPS_SEQUENCE, i,
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185 DICOM_TAG_PLANE_POSITION_SLIDE_SEQUENCE, 0,
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186 DICOM_TAG_COLUMN_POSITION_IN_TOTAL_IMAGE_PIXEL_MATRIX);
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187
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188 DicomPath pathY(DICOM_TAG_PER_FRAME_FUNCTIONAL_GROUPS_SEQUENCE, i,
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189 DICOM_TAG_PLANE_POSITION_SLIDE_SEQUENCE, 0,
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190 DICOM_TAG_ROW_POSITION_IN_TOTAL_IMAGE_PIXEL_MATRIX);
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191
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192 int xx, yy;
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193 if (!reader.GetIntegerValue(xx, pathX) ||
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194 !reader.GetIntegerValue(yy, pathY))
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195 {
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196 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentTag);
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197 }
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198
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199 // "-1", because coordinates are shifted by 1 in DICOM
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200 xx -= 1;
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201 yy -= 1;
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202
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203 unsigned int x = static_cast<unsigned int>(xx);
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204 unsigned int y = static_cast<unsigned int>(yy);
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205
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206 if (xx < 0 ||
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207 yy < 0 ||
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208 x % tileWidth_ != 0 ||
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209 y % tileHeight_ != 0 ||
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210 x >= totalWidth_ ||
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211 y >= totalHeight_)
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212 {
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213 LOG(ERROR) << "Frame " << i << " with unexpected tile location ("
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214 << x << "," << y << ") in instance: " << instanceId;
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215 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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216 }
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217
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218 frames_[i].first = x / tileWidth_;
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219 frames_[i].second = y / tileHeight_;
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220 }
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221 }
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222
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223
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224 DicomPyramidInstance::DicomPyramidInstance(OrthancPlugins::IOrthancConnection& orthanc,
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225 const std::string& instanceId,
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226 bool useCache) :
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227 instanceId_(instanceId),
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228 hasCompression_(false)
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229 {
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230 if (useCache)
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231 {
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232 try
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233 {
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234 // Try and deserialized the cached information about this instance
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235 std::string serialized;
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236 orthanc.RestApiGet(serialized, "/instances/" + instanceId + "/metadata/" + SERIALIZED_METADATA);
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237 Deserialize(serialized);
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238 return; // Success
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239 }
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240 catch (Orthanc::OrthancException&)
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241 {
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242 // No cached information yet
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243 }
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244 }
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245
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246 // Compute information about this instance from scratch
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247 Load(orthanc, instanceId);
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248
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249 if (useCache)
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250 {
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251 // Serialize the computed information and cache it as a metadata
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252 std::string serialized, tmp;
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253 Serialize(serialized);
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254 orthanc.RestApiPut(tmp, "/instances/" + instanceId + "/metadata/" + SERIALIZED_METADATA, serialized);
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255 }
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256 }
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257
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258
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259 unsigned int DicomPyramidInstance::GetFrameLocationX(size_t frame) const
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260 {
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261 assert(frame < frames_.size());
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262 return frames_[frame].first;
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263 }
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264
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265
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266 unsigned int DicomPyramidInstance::GetFrameLocationY(size_t frame) const
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267 {
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268 assert(frame < frames_.size());
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269 return frames_[frame].second;
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270 }
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271
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272
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273 void DicomPyramidInstance::Serialize(std::string& result) const
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274 {
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275 Json::Value frames = Json::arrayValue;
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276 for (size_t i = 0; i < frames_.size(); i++)
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277 {
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278 Json::Value frame = Json::arrayValue;
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279 frame.append(frames_[i].first);
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280 frame.append(frames_[i].second);
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281
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282 frames.append(frame);
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283 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 62
diff changeset
284
68
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
285 Json::Value content;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
286 content["Frames"] = frames;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
287 content["TileHeight"] = tileHeight_;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
288 content["TileWidth"] = tileWidth_;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
289 content["TotalHeight"] = totalHeight_;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
290 content["TotalWidth"] = totalWidth_;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
291
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
292 switch (format_)
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
293 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
294 case Orthanc::PixelFormat_RGB24:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
295 content["PixelFormat"] = 0;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
296 break;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
297
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
298 case Orthanc::PixelFormat_Grayscale8:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
299 content["PixelFormat"] = 1;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
300 break;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
301
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
302 default:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
303 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
304 }
64
63d0a5c74460 DicomPyramidInstance::Serialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 62
diff changeset
305
63d0a5c74460 DicomPyramidInstance::Serialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 62
diff changeset
306 Json::FastWriter writer;
68
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
307 result = writer.write(content);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
308 }
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
309
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
310
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
311 void DicomPyramidInstance::Deserialize(const std::string& s)
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
312 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
313 hasCompression_ = false;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
314
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
315 Json::Value content;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
316 OrthancPlugins::IOrthancConnection::ParseJson(content, s);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
317
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
318 if (content.type() != Json::objectValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
319 !content.isMember("Frames") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
320 !content.isMember("PixelFormat") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
321 !content.isMember("TileHeight") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
322 !content.isMember("TileWidth") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
323 !content.isMember("TotalHeight") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
324 !content.isMember("TotalWidth") ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
325 content["Frames"].type() != Json::arrayValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
326 content["PixelFormat"].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
327 content["TileHeight"].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
328 content["TileWidth"].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
329 content["TotalHeight"].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
330 content["TotalWidth"].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
331 content["TileHeight"].asInt() < 0 ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
332 content["TileWidth"].asInt() < 0 ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
333 content["TotalHeight"].asInt() < 0 ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
334 content["TotalWidth"].asInt() < 0)
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
335 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
336 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
337 }
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
338
69
d529d9ce3c7e cache for DicomPyramidInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 68
diff changeset
339 switch (content["PixelFormat"].asInt())
68
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
340 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
341 case 0:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
342 format_ = Orthanc::PixelFormat_RGB24;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
343 break;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
344
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
345 case 1:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
346 format_ = Orthanc::PixelFormat_Grayscale8;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
347 break;
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
348
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
349 default:
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
350 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
351 }
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
352
69
d529d9ce3c7e cache for DicomPyramidInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 68
diff changeset
353 hasCompression_ = false;
68
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
354 tileHeight_ = static_cast<unsigned int>(content["TileHeight"].asInt());
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
355 tileWidth_ = static_cast<unsigned int>(content["TileWidth"].asInt());
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
356 totalHeight_ = static_cast<unsigned int>(content["TotalHeight"].asInt());
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
357 totalWidth_ = static_cast<unsigned int>(content["TotalWidth"].asInt());
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
358
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
359 const Json::Value f = content["Frames"];
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
360 frames_.resize(f.size());
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
361
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
362 for (Json::Value::ArrayIndex i = 0; i < f.size(); i++)
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
363 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
364 if (f[i].type() != Json::arrayValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
365 f[i].size() != 2 ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
366 f[i][0].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
367 f[i][1].type() != Json::intValue ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
368 f[i][0].asInt() < 0 ||
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
369 f[i][1].asInt() < 0)
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
370 {
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
371 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
372 }
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
373
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
374 frames_[i].first = f[i][0].asInt();
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
375 frames_[i].second = f[i][1].asInt();
c619c8bd72ed DicomPyramidInstance::Deserialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 64
diff changeset
376 }
64
63d0a5c74460 DicomPyramidInstance::Serialize
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 62
diff changeset
377 }
0
4a7a53257c7d initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
378 }