Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Oracle/GetOrthancImageCommand.cpp @ 2066:cf3d85eb291c deep-learning
added class OpenGLTextureVolume
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 04 May 2023 17:18:14 +0200 |
| parents | 7053b8a0aaec |
| children | 07964689cb0b |
| rev | line source |
|---|---|
| 746 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 746 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
| 746 | 10 * as published by the Free Software Foundation, either version 3 of |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
|
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
| 746 | 21 **/ |
| 22 | |
| 23 | |
| 24 #include "GetOrthancImageCommand.h" | |
| 25 | |
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26 #include <Images/JpegReader.h> |
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27 #include <Images/PamReader.h> |
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28 #include <Images/PngReader.h> |
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29 #include <OrthancException.h> |
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30 #include <Toolbox.h> |
| 746 | 31 |
| 32 namespace OrthancStone | |
| 33 { | |
| 34 GetOrthancImageCommand::GetOrthancImageCommand() : | |
| 35 uri_("/"), | |
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36 timeout_(600), |
| 1571 | 37 hasExpectedFormat_(false), |
| 38 expectedFormat_(Orthanc::PixelFormat_Grayscale8) | |
| 746 | 39 { |
| 40 } | |
| 41 | |
| 42 | |
| 43 void GetOrthancImageCommand::SetExpectedPixelFormat(Orthanc::PixelFormat format) | |
| 44 { | |
| 45 hasExpectedFormat_ = true; | |
| 46 expectedFormat_ = format; | |
| 47 } | |
| 48 | |
| 49 | |
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50 static std::string GetFormatSuffix(Orthanc::PixelFormat pixelFormat) |
| 746 | 51 { |
| 52 switch (pixelFormat) | |
| 53 { | |
| 54 case Orthanc::PixelFormat_RGB24: | |
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55 return "preview"; |
| 746 | 56 |
| 57 case Orthanc::PixelFormat_Grayscale16: | |
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58 return "image-uint16"; |
| 746 | 59 |
| 60 case Orthanc::PixelFormat_SignedGrayscale16: | |
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61 return "image-int16"; |
| 746 | 62 |
| 63 default: | |
| 64 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 65 } | |
| 66 } | |
| 67 | |
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68 |
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69 void GetOrthancImageCommand::SetInstanceUri(const std::string& instance, |
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70 Orthanc::PixelFormat pixelFormat) |
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71 { |
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72 uri_ = "/instances/" + instance + "/" + GetFormatSuffix(pixelFormat); |
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73 } |
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74 |
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75 |
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76 void GetOrthancImageCommand::SetFrameUri(const std::string& instance, |
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77 unsigned int frame, |
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78 Orthanc::PixelFormat pixelFormat) |
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79 { |
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80 uri_ = ("/instances/" + instance + "/frames/" + |
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81 boost::lexical_cast<std::string>(frame) + "/" + GetFormatSuffix(pixelFormat)); |
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82 } |
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83 |
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84 |
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85 void GetOrthancImageCommand::ProcessHttpAnswer(boost::weak_ptr<IObserver> receiver, |
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86 IMessageEmitter& emitter, |
| 746 | 87 const std::string& answer, |
| 88 const HttpHeaders& answerHeaders) const | |
| 89 { | |
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90 for (HttpHeaders::const_iterator it = answerHeaders.begin(); it != answerHeaders.end(); ++it) |
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91 { |
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92 std::string key = Orthanc::Toolbox::StripSpaces(it->first); |
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93 Orthanc::Toolbox::ToLowerCase(key); |
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94 |
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95 if (key == "content-disposition" && |
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96 it->second == "filename=\"unsupported.png\"") |
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97 { |
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98 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat, |
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99 "Orthanc cannot decode this image"); |
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100 } |
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101 } |
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102 |
| 746 | 103 Orthanc::MimeType contentType = Orthanc::MimeType_Binary; |
| 104 | |
| 105 for (HttpHeaders::const_iterator it = answerHeaders.begin(); | |
| 106 it != answerHeaders.end(); ++it) | |
| 107 { | |
| 108 std::string s; | |
| 109 Orthanc::Toolbox::ToLowerCase(s, it->first); | |
| 110 | |
| 111 if (s == "content-type") | |
| 112 { | |
| 113 contentType = Orthanc::StringToMimeType(it->second); | |
| 114 break; | |
| 115 } | |
| 116 } | |
| 117 | |
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118 std::unique_ptr<Orthanc::ImageAccessor> image; |
| 746 | 119 |
| 120 switch (contentType) | |
| 121 { | |
| 122 case Orthanc::MimeType_Png: | |
| 123 { | |
| 124 image.reset(new Orthanc::PngReader); | |
| 125 dynamic_cast<Orthanc::PngReader&>(*image).ReadFromMemory(answer); | |
| 126 break; | |
| 127 } | |
| 128 | |
| 129 case Orthanc::MimeType_Pam: | |
| 130 { | |
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131 #ifdef __EMSCRIPTEN__ |
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132 // "true" means we ask the PamReader to make an extra copy so that |
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133 // the resulting Orthanc::ImageAccessor is aligned (as malloc is). |
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134 // Indeed, even though alignment is not required in Web Assembly, |
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135 // Emscripten seems to check it and bail out if addresses are "odd" |
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136 image.reset(new Orthanc::PamReader(true)); |
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137 #else |
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138 // potentially unaligned, with is faster and consumes less heap memory |
| 1572 | 139 image.reset(new Orthanc::PamReader(false)); |
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140 #endif |
| 746 | 141 dynamic_cast<Orthanc::PamReader&>(*image).ReadFromMemory(answer); |
| 142 break; | |
| 143 } | |
| 144 | |
| 145 case Orthanc::MimeType_Jpeg: | |
| 146 { | |
| 147 image.reset(new Orthanc::JpegReader); | |
| 148 dynamic_cast<Orthanc::JpegReader&>(*image).ReadFromMemory(answer); | |
| 149 break; | |
| 150 } | |
| 151 | |
| 152 default: | |
| 153 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol, | |
| 154 "Unsupported HTTP Content-Type for an image: " + | |
| 155 std::string(Orthanc::EnumerationToString(contentType))); | |
| 156 } | |
| 157 | |
| 158 if (hasExpectedFormat_) | |
| 159 { | |
| 160 if (expectedFormat_ == Orthanc::PixelFormat_SignedGrayscale16 && | |
| 161 image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 162 { | |
| 163 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 164 } | |
| 165 | |
| 166 if (expectedFormat_ != image->GetFormat()) | |
| 167 { | |
| 168 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
| 169 } | |
| 170 } | |
| 171 | |
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172 //{ |
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173 // // DEBUG DISPLAY IMAGE PROPERTIES BGO 2020-04-11 |
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174 // const Orthanc::ImageAccessor& source = *image; |
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175 // const void* sourceBuffer = source.GetConstBuffer(); |
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176 // intptr_t sourceBufferInt = reinterpret_cast<intptr_t>(sourceBuffer); |
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177 // int sourceWidth = source.GetWidth(); |
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178 // int sourceHeight = source.GetHeight(); |
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179 // int sourcePitch = source.GetPitch(); |
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180 |
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181 // // TODO: turn error into trace below |
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182 // LOG(ERROR) << "GetOrthancImageCommand::ProcessHttpAnswer | source:" |
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183 // << " W = " << sourceWidth << " H = " << sourceHeight |
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184 // << " P = " << sourcePitch << " B = " << sourceBufferInt |
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185 // << " B % 4 == " << sourceBufferInt % 4; |
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186 //} |
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187 |
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188 |
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189 SuccessMessage message(*this, *image, contentType); |
| 746 | 190 emitter.EmitMessage(receiver, message); |
| 191 } | |
| 192 } |