Mercurial > hg > orthanc

annotate OrthancServer/Internals/DicomFrameIndex.cpp @ 2271:fc260803b5df

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Merged in Barnerd/orthanc-1/Barnerd/fix-build-with-libressl-libressl-comp-1488028354841 (pull request #5) Fix build with LibreSSL
author Sébastien Jodogne <s.jodogne@gmail.com>
date Tue, 28 Feb 2017 08:28:37 +0000
parents a3a65de1840f
children b8969010b534
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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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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 General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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34 #include "../PrecompiledHeadersServer.h"
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35 #include "DicomFrameIndex.h"
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36
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37 #include "../../Core/OrthancException.h"
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38 #include "../../Core/DicomFormat/DicomImageInformation.h"
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39 #include "../FromDcmtkBridge.h"
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40 #include "../OrthancInitialization.h"
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41 #include "../../Core/Endianness.h"
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42 #include "DicomImageDecoder.h"
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44 #include <boost/lexical_cast.hpp>
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46 #include <dcmtk/dcmdata/dcdeftag.h>
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47 #include <dcmtk/dcmdata/dcpxitem.h>
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48 #include <dcmtk/dcmdata/dcpixseq.h>
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50 namespace Orthanc
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51 {
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52 class DicomFrameIndex::FragmentIndex : public DicomFrameIndex::IIndex
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53 {
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54 private:
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55 DcmPixelSequence* pixelSequence_;
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56 std::vector<DcmPixelItem*> startFragment_;
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57 std::vector<unsigned int> countFragments_;
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58 std::vector<unsigned int> frameSize_;
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59
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60 void GetOffsetTable(std::vector<uint32_t>& table)
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61 {
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62 DcmPixelItem* item = NULL;
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63 if (!pixelSequence_->getItem(item, 0).good() ||
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64 item == NULL)
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65 {
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66 throw OrthancException(ErrorCode_BadFileFormat);
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67 }
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68
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69 uint32_t length = item->getLength();
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70 if (length == 0)
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71 {
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72 table.clear();
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73 return;
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74 }
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75
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76 if (length % 4 != 0)
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77 {
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78 // Error: Each fragment is index with 4 bytes (uint32_t)
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79 throw OrthancException(ErrorCode_BadFileFormat);
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80 }
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81
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82 uint8_t* content = NULL;
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83 if (!item->getUint8Array(content).good() ||
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84 content == NULL)
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85 {
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86 throw OrthancException(ErrorCode_InternalError);
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87 }
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88
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89 table.resize(length / 4);
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91 // The offset table is always in little endian in the DICOM
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92 // file. Swap it to host endianness if needed.
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93 const uint32_t* offset = reinterpret_cast<const uint32_t*>(content);
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94 for (size_t i = 0; i < table.size(); i++, offset++)
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95 {
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96 table[i] = le32toh(*offset);
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97 }
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98 }
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101 public:
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102 FragmentIndex(DcmPixelSequence* pixelSequence,
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103 unsigned int countFrames) :
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104 pixelSequence_(pixelSequence)
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105 {
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106 assert(pixelSequence != NULL);
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107
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108 startFragment_.resize(countFrames);
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109 countFragments_.resize(countFrames);
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110 frameSize_.resize(countFrames);
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111
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112 // The first fragment corresponds to the offset table
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113 unsigned int countFragments = static_cast<unsigned int>(pixelSequence_->card());
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114 if (countFragments < countFrames + 1)
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115 {
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116 throw OrthancException(ErrorCode_BadFileFormat);
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117 }
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118
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119 if (countFragments == countFrames + 1)
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120 {
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121 // Simple case: There is one fragment per frame.
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122
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123 DcmObject* fragment = pixelSequence_->nextInContainer(NULL); // Skip the offset table
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124 if (fragment == NULL)
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125 {
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126 throw OrthancException(ErrorCode_InternalError);
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127 }
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128
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129 for (unsigned int i = 0; i < countFrames; i++)
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130 {
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131 fragment = pixelSequence_->nextInContainer(fragment);
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132 startFragment_[i] = dynamic_cast<DcmPixelItem*>(fragment);
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133 frameSize_[i] = fragment->getLength();
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134 countFragments_[i] = 1;
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135 }
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136
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137 return;
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138 }
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139
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140 // Parse the offset table
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141 std::vector<uint32_t> offsetOfFrame;
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142 GetOffsetTable(offsetOfFrame);
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143
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144 if (offsetOfFrame.size() != countFrames ||
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145 offsetOfFrame[0] != 0)
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146 {
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147 throw OrthancException(ErrorCode_BadFileFormat);
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148 }
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149
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150
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151 // Loop over the fragments (ignoring the offset table). This is
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152 // an alternative, faster implementation to DCMTK's
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153 // "DcmCodec::determineStartFragment()".
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154 DcmObject* fragment = pixelSequence_->nextInContainer(NULL);
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155 if (fragment == NULL)
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156 {
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157 throw OrthancException(ErrorCode_InternalError);
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158 }
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159
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160 fragment = pixelSequence_->nextInContainer(fragment); // Skip the offset table
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161 if (fragment == NULL)
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162 {
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163 throw OrthancException(ErrorCode_InternalError);
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164 }
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165
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166 uint32_t offset = 0;
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167 unsigned int currentFrame = 0;
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168 startFragment_[0] = dynamic_cast<DcmPixelItem*>(fragment);
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169
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170 unsigned int currentFragment = 1;
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171 while (fragment != NULL)
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172 {
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173 if (currentFrame + 1 < countFrames &&
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174 offset == offsetOfFrame[currentFrame + 1])
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175 {
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176 currentFrame += 1;
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177 startFragment_[currentFrame] = dynamic_cast<DcmPixelItem*>(fragment);
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178 }
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179
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180 frameSize_[currentFrame] += fragment->getLength();
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181 countFragments_[currentFrame]++;
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182
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183 // 8 bytes = overhead for the item tag and length field
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184 offset += fragment->getLength() + 8;
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185
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186 currentFragment++;
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187 fragment = pixelSequence_->nextInContainer(fragment);
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188 }
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189
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190 if (currentFragment != countFragments ||
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diff changeset
191 currentFrame + 1 != countFrames ||
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diff changeset
192 fragment != NULL)
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diff changeset
193 {
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194 throw OrthancException(ErrorCode_BadFileFormat);
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195 }
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196
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197 assert(startFragment_.size() == countFragments_.size() &&
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diff changeset
198 startFragment_.size() == frameSize_.size());
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199 }
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parents:
diff changeset
200
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parents:
diff changeset
201
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202 virtual void GetRawFrame(std::string& frame,
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203 unsigned int index) const
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204 {
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diff changeset
205 if (index >= startFragment_.size())
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diff changeset
206 {
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diff changeset
207 throw OrthancException(ErrorCode_ParameterOutOfRange);
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208 }
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209
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diff changeset
210 frame.resize(frameSize_[index]);
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diff changeset
211 if (frame.size() == 0)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 {
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parents:
diff changeset
213 return;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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diff changeset
214 }
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215
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diff changeset
216 uint8_t* target = reinterpret_cast<uint8_t*>(&frame[0]);
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parents:
diff changeset
217
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parents:
diff changeset
218 size_t offset = 0;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
219 DcmPixelItem* fragment = startFragment_[index];
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
220 for (unsigned int i = 0; i < countFragments_[index]; i++)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
221 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
222 uint8_t* content = NULL;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
223 if (!fragment->getUint8Array(content).good() ||
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
224 content == NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
225 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
226 throw OrthancException(ErrorCode_InternalError);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
227 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
228
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parents:
diff changeset
229 assert(offset + fragment->getLength() <= frame.size());
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
230
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parents:
diff changeset
231 memcpy(target + offset, content, fragment->getLength());
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diff changeset
232 offset += fragment->getLength();
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
233
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diff changeset
234 fragment = dynamic_cast<DcmPixelItem*>(pixelSequence_->nextInContainer(fragment));
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
235 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
237 };
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
238
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
239
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
240
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
241 class DicomFrameIndex::UncompressedIndex : public DicomFrameIndex::IIndex
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
242 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
243 private:
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
244 uint8_t* pixelData_;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
245 size_t frameSize_;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
246
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parents:
diff changeset
247 public:
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
248 UncompressedIndex(DcmDataset& dataset,
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
249 unsigned int countFrames,
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
250 size_t frameSize) :
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
251 pixelData_(NULL),
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
252 frameSize_(frameSize)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
253 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
254 size_t size = 0;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
255
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parents:
diff changeset
256 DcmElement* e;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
257 if (dataset.findAndGetElement(DCM_PixelData, e).good() &&
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
258 e != NULL)
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parents:
diff changeset
259 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
260 size = e->getLength();
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
261
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parents:
diff changeset
262 if (size > 0)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
263 {
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
264 pixelData_ = NULL;
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parents:
diff changeset
265 if (!e->getUint8Array(pixelData_).good() ||
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
266 pixelData_ == NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
267 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
268 throw OrthancException(ErrorCode_BadFileFormat);
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
269 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
270 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
271 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
272
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parents:
diff changeset
273 if (size < frameSize_ * countFrames)
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parents:
diff changeset
274 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
275 throw OrthancException(ErrorCode_BadFileFormat);
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
276 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
277 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
278
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parents:
diff changeset
279 virtual void GetRawFrame(std::string& frame,
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parents:
diff changeset
280 unsigned int index) const
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
281 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
282 frame.resize(frameSize_);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
283 if (frameSize_ > 0)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
284 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
285 memcpy(&frame[0], pixelData_ + index * frameSize_, frameSize_);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
286 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
287 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
288 };
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
289
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
290
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
291 class DicomFrameIndex::PsmctRle1Index : public DicomFrameIndex::IIndex
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
292 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
293 private:
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parents:
diff changeset
294 std::string pixelData_;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
295 size_t frameSize_;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
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parents:
diff changeset
296
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parents:
diff changeset
297 public:
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
298 PsmctRle1Index(DcmDataset& dataset,
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
299 unsigned int countFrames,
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
300 size_t frameSize) :
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
301 frameSize_(frameSize)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
302 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
303 if (!DicomImageDecoder::DecodePsmctRle1(pixelData_, dataset) ||
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
304 pixelData_.size() < frameSize * countFrames)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
305 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
306 throw OrthancException(ErrorCode_BadFileFormat);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
307 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
308 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
309
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
310 virtual void GetRawFrame(std::string& frame,
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
311 unsigned int index) const
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
312 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
313 frame.resize(frameSize_);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
314 if (frameSize_ > 0)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
315 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
316 memcpy(&frame[0], reinterpret_cast<const uint8_t*>(&pixelData_[0]) + index * frameSize_, frameSize_);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
317 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
318 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
319 };
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
320
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
321
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
322
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
323 bool DicomFrameIndex::IsVideo(DcmFileFormat& dicom)
1950
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
324 {
1957
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
325 // Retrieve the transfer syntax from the DICOM header
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
326 const char* value = NULL;
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
327 if (!dicom.getMetaInfo()->findAndGetString(DCM_TransferSyntaxUID, value).good() ||
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
328 value == NULL)
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
329 {
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
330 return false;
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
331 }
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
332
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
333 const std::string transferSyntax(value);
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
334
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
335 // Video standards supported in DICOM 2016a
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
336 // http://dicom.nema.org/medical/dicom/2016a/output/html/part05.html
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
337 if (transferSyntax == "1.2.840.10008.1.2.4.100" || // MPEG2 MP@ML option of ISO/IEC MPEG2
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
338 transferSyntax == "1.2.840.10008.1.2.4.101" || // MPEG2 MP@HL option of ISO/IEC MPEG2
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
339 transferSyntax == "1.2.840.10008.1.2.4.102" || // MPEG-4 AVC/H.264 High Profile / Level 4.1 of ITU-T H.264
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
340 transferSyntax == "1.2.840.10008.1.2.4.103" || // MPEG-4 AVC/H.264 BD-compat High Profile / Level 4.1 of ITU-T H.264
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
341 transferSyntax == "1.2.840.10008.1.2.4.104" || // MPEG-4 AVC/H.264 High Profile / Level 4.2 of ITU-T H.264
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
342 transferSyntax == "1.2.840.10008.1.2.4.105" || // MPEG-4 AVC/H.264 High Profile / Level 4.2 of ITU-T H.264
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
343 transferSyntax == "1.2.840.10008.1.2.4.106") // MPEG-4 AVC/H.264 Stereo High Profile / Level 4.2 of the ITU-T H.264
1950
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
344 {
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
345 return true;
1957
b10a165e0e36 backward compatibility with DCMTK 3.6.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1956
diff changeset
346 }
1950
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
347
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
348 return false;
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
349 }
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
350
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
351
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
352 unsigned int DicomFrameIndex::GetFramesCount(DcmFileFormat& dicom)
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
353 {
1950
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
354 // Assume 1 frame for video transfer syntaxes
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
355 if (IsVideo(dicom))
1950
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
356 {
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
357 return 1;
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
358 }
533ff46e944b return a single raw frame from DICOM videos
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1929
diff changeset
359
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
360 const char* tmp = NULL;
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
361 if (!dicom.getDataset()->findAndGetString(DCM_NumberOfFrames, tmp).good() ||
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
362 tmp == NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
363 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
364 return 1;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
365 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
366
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
367 int count = -1;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
368 try
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
369 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
370 count = boost::lexical_cast<int>(tmp);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
371 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
372 catch (boost::bad_lexical_cast&)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
373 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
374 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
375
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
376 if (count < 0)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
377 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
378 throw OrthancException(ErrorCode_BadFileFormat);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
379 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
380 else
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
381 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
382 return count;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
383 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
384 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
385
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
386
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
387 DicomFrameIndex::DicomFrameIndex(DcmFileFormat& dicom)
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
388 {
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
389 countFrames_ = GetFramesCount(dicom);
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
390 if (countFrames_ == 0)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
391 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
392 // The image has no frame. No index is to be built.
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
393 return;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
394 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
395
1956
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
396 DcmDataset& dataset = *dicom.getDataset();
fc16ee04e71b refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1951
diff changeset
397
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
398 // Test whether this image is composed of a sequence of fragments
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
399 DcmPixelSequence* pixelSequence = FromDcmtkBridge::GetPixelSequence(dataset);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
400 if (pixelSequence != NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
401 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
402 index_.reset(new FragmentIndex(pixelSequence, countFrames_));
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
403 return;
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
404 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
405
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
406 // Extract information about the image structure
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
407 DicomMap tags;
2131
bb199bccdc45 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2125
diff changeset
408 Configuration::ExtractDicomSummary(tags, dataset);
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
409
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
410 DicomImageInformation information(tags);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
411
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
412 // Access to the raw pixel data
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
413 if (DicomImageDecoder::IsPsmctRle1(dataset))
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
414 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
415 index_.reset(new PsmctRle1Index(dataset, countFrames_, information.GetFrameSize()));
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
416 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
417 else
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
418 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
419 index_.reset(new UncompressedIndex(dataset, countFrames_, information.GetFrameSize()));
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
420 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
421 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
422
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
423
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
424 void DicomFrameIndex::GetRawFrame(std::string& frame,
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
425 unsigned int index) const
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
426 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
427 if (index >= countFrames_)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
428 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
429 throw OrthancException(ErrorCode_ParameterOutOfRange);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
430 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
431 else if (index_.get() != NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
432 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
433 return index_->GetRawFrame(frame, index);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
434 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
435 else
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
436 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
437 frame.clear();
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
438 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
439 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
440 }