Mercurial > hg > orthanc
annotate Core/DicomParsing/Internals/DicomImageDecoder.cpp @ 2513:97a74f0eac7a
loading DICOM dictionaries in sandboxed environments
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 28 Mar 2018 18:02:07 +0200 |
| parents | 345725b9350c |
| children | 52217dc47a4e |
| rev | line source |
|---|---|
| 845 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 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) 2017-2018 Osimis S.A., Belgium |
| 845 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
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34 #include "../../PrecompiledHeaders.h" |
| 845 | 35 #include "DicomImageDecoder.h" |
| 36 | |
| 846 | 37 |
| 38 /*========================================================================= | |
| 39 | |
| 40 This file is based on portions of the following project | |
| 41 (cf. function "DecodePsmctRle1()"): | |
| 42 | |
| 43 Program: GDCM (Grassroots DICOM). A DICOM library | |
| 44 Module: http://gdcm.sourceforge.net/Copyright.html | |
| 45 | |
| 863 | 46 Copyright (c) 2006-2011 Mathieu Malaterre |
| 47 Copyright (c) 1993-2005 CREATIS | |
| 48 (CREATIS = Centre de Recherche et d'Applications en Traitement de l'Image) | |
| 49 All rights reserved. | |
| 846 | 50 |
| 863 | 51 Redistribution and use in source and binary forms, with or without |
| 52 modification, are permitted provided that the following conditions are met: | |
| 846 | 53 |
| 863 | 54 * Redistributions of source code must retain the above copyright notice, |
| 55 this list of conditions and the following disclaimer. | |
| 846 | 56 |
| 863 | 57 * Redistributions in binary form must reproduce the above copyright notice, |
| 58 this list of conditions and the following disclaimer in the documentation | |
| 59 and/or other materials provided with the distribution. | |
| 846 | 60 |
| 863 | 61 * Neither name of Mathieu Malaterre, or CREATIS, nor the names of any |
| 62 contributors (CNRS, INSERM, UCB, Universite Lyon I), may be used to | |
| 63 endorse or promote products derived from this software without specific | |
| 64 prior written permission. | |
| 846 | 65 |
| 863 | 66 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' |
| 67 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 68 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 69 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR | |
| 70 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 71 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 72 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
| 73 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
| 74 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 75 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 846 | 76 |
| 863 | 77 =========================================================================*/ |
| 846 | 78 |
| 79 | |
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80 #include "../../Logging.h" |
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81 #include "../../OrthancException.h" |
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82 #include "../../Images/Image.h" |
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83 #include "../../Images/ImageProcessing.h" |
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84 #include "../../DicomFormat/DicomIntegerPixelAccessor.h" |
| 845 | 85 #include "../ToDcmtkBridge.h" |
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86 #include "../FromDcmtkBridge.h" |
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87 #include "../ParsedDicomFile.h" |
| 845 | 88 |
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89 #if ORTHANC_ENABLE_PNG == 1 |
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90 # include "../../Images/PngWriter.h" |
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91 #endif |
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92 |
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93 #if ORTHANC_ENABLE_JPEG == 1 |
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94 # include "../../Images/JpegWriter.h" |
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95 #endif |
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96 |
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97 #include <boost/lexical_cast.hpp> |
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98 |
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99 #include <dcmtk/dcmdata/dcdeftag.h> |
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100 #include <dcmtk/dcmdata/dcfilefo.h> |
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101 #include <dcmtk/dcmdata/dcrleccd.h> |
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102 #include <dcmtk/dcmdata/dcrlecp.h> |
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103 #include <dcmtk/dcmdata/dcrlerp.h> |
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104 |
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105 #if ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS == 1 |
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106 # include <dcmtk/dcmjpeg/djrplol.h> |
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107 # include <dcmtk/dcmjpls/djcodecd.h> |
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108 # include <dcmtk/dcmjpls/djcparam.h> |
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109 # include <dcmtk/dcmjpls/djrparam.h> |
| 845 | 110 #endif |
| 111 | |
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112 #if ORTHANC_ENABLE_DCMTK_JPEG == 1 |
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113 # include <dcmtk/dcmjpeg/djcodecd.h> |
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114 # include <dcmtk/dcmjpeg/djcparam.h> |
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115 # include <dcmtk/dcmjpeg/djdecbas.h> |
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116 # include <dcmtk/dcmjpeg/djdecext.h> |
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117 # include <dcmtk/dcmjpeg/djdeclol.h> |
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118 # include <dcmtk/dcmjpeg/djdecpro.h> |
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119 # include <dcmtk/dcmjpeg/djdecsps.h> |
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120 # include <dcmtk/dcmjpeg/djdecsv1.h> |
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121 # include <dcmtk/dcmjpeg/djrploss.h> |
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122 #endif |
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123 |
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124 #if DCMTK_VERSION_NUMBER <= 360 |
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125 # define EXS_JPEGProcess1 EXS_JPEGProcess1TransferSyntax |
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126 # define EXS_JPEGProcess2_4 EXS_JPEGProcess2_4TransferSyntax |
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127 # define EXS_JPEGProcess6_8 EXS_JPEGProcess6_8TransferSyntax |
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128 # define EXS_JPEGProcess10_12 EXS_JPEGProcess10_12TransferSyntax |
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129 # define EXS_JPEGProcess14 EXS_JPEGProcess14TransferSyntax |
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130 # define EXS_JPEGProcess14SV1 EXS_JPEGProcess14SV1TransferSyntax |
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131 #endif |
| 845 | 132 |
| 133 namespace Orthanc | |
| 134 { | |
| 846 | 135 static const DicomTag DICOM_TAG_CONTENT(0x07a1, 0x100a); |
| 136 static const DicomTag DICOM_TAG_COMPRESSION_TYPE(0x07a1, 0x1011); | |
| 137 | |
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138 |
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139 bool DicomImageDecoder::IsPsmctRle1(DcmDataset& dataset) |
| 846 | 140 { |
| 141 DcmElement* e; | |
| 142 char* c; | |
| 143 | |
| 144 // Check whether the DICOM instance contains an image encoded with | |
| 145 // the PMSCT_RLE1 scheme. | |
| 146 if (!dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_COMPRESSION_TYPE), e).good() || | |
| 147 e == NULL || | |
| 148 !e->isaString() || | |
| 149 !e->getString(c).good() || | |
| 150 c == NULL || | |
| 151 strcmp("PMSCT_RLE1", c)) | |
| 152 { | |
| 153 return false; | |
| 154 } | |
| 155 else | |
| 156 { | |
| 157 return true; | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 | |
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162 bool DicomImageDecoder::DecodePsmctRle1(std::string& output, |
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163 DcmDataset& dataset) |
| 846 | 164 { |
| 165 // Check whether the DICOM instance contains an image encoded with | |
| 166 // the PMSCT_RLE1 scheme. | |
| 167 if (!IsPsmctRle1(dataset)) | |
| 168 { | |
| 169 return false; | |
| 170 } | |
| 171 | |
| 172 // OK, this is a custom RLE encoding from Philips. Get the pixel | |
| 173 // data from the appropriate private DICOM tag. | |
| 174 Uint8* pixData = NULL; | |
| 175 DcmElement* e; | |
| 176 if (!dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_CONTENT), e).good() || | |
| 177 e == NULL || | |
| 178 e->getUint8Array(pixData) != EC_Normal) | |
| 179 { | |
| 180 return false; | |
| 181 } | |
| 182 | |
| 183 // The "unsigned" below IS VERY IMPORTANT | |
| 184 const uint8_t* inbuffer = reinterpret_cast<const uint8_t*>(pixData); | |
| 185 const size_t length = e->getLength(); | |
| 186 | |
| 187 /** | |
| 188 * The code below is an adaptation of a sample code for GDCM by | |
| 189 * Mathieu Malaterre (under a BSD license). | |
| 190 * http://gdcm.sourceforge.net/html/rle2img_8cxx-example.html | |
| 191 **/ | |
| 192 | |
| 193 // RLE pass | |
| 194 std::vector<uint8_t> temp; | |
| 195 temp.reserve(length); | |
| 196 for (size_t i = 0; i < length; i++) | |
| 197 { | |
| 198 if (inbuffer[i] == 0xa5) | |
| 199 { | |
| 200 temp.push_back(inbuffer[i+2]); | |
| 201 for (uint8_t repeat = inbuffer[i + 1]; repeat != 0; repeat--) | |
| 202 { | |
| 203 temp.push_back(inbuffer[i+2]); | |
| 204 } | |
| 205 i += 2; | |
| 206 } | |
| 207 else | |
| 208 { | |
| 209 temp.push_back(inbuffer[i]); | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 // Delta encoding pass | |
| 214 uint16_t delta = 0; | |
| 215 output.clear(); | |
| 216 output.reserve(temp.size()); | |
| 217 for (size_t i = 0; i < temp.size(); i++) | |
| 218 { | |
| 219 uint16_t value; | |
| 220 | |
| 221 if (temp[i] == 0x5a) | |
| 222 { | |
| 223 uint16_t v1 = temp[i + 1]; | |
| 224 uint16_t v2 = temp[i + 2]; | |
| 225 value = (v2 << 8) + v1; | |
| 226 i += 2; | |
| 227 } | |
| 228 else | |
| 229 { | |
| 230 value = delta + (int8_t) temp[i]; | |
| 231 } | |
| 232 | |
| 233 output.push_back(value & 0xff); | |
| 234 output.push_back(value >> 8); | |
| 235 delta = value; | |
| 236 } | |
| 237 | |
| 238 if (output.size() % 2) | |
| 239 { | |
| 240 output.resize(output.size() - 1); | |
| 241 } | |
| 242 | |
| 243 return true; | |
| 244 } | |
| 245 | |
| 246 | |
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247 class DicomImageDecoder::ImageSource |
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248 { |
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249 private: |
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250 std::string psmct_; |
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251 std::auto_ptr<DicomIntegerPixelAccessor> slowAccessor_; |
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252 |
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253 public: |
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254 void Setup(DcmDataset& dataset, |
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255 unsigned int frame) |
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256 { |
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257 psmct_.clear(); |
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258 slowAccessor_.reset(NULL); |
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259 |
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260 // See also: http://support.dcmtk.org/wiki/dcmtk/howto/accessing-compressed-data |
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261 |
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262 DicomMap m; |
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263 FromDcmtkBridge::ExtractDicomSummary(m, dataset); |
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264 |
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265 /** |
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266 * Create an accessor to the raw values of the DICOM image. |
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267 **/ |
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268 |
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269 DcmElement* e; |
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270 if (dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_PIXEL_DATA), e).good() && |
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271 e != NULL) |
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272 { |
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273 Uint8* pixData = NULL; |
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274 if (e->getUint8Array(pixData) == EC_Normal) |
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275 { |
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276 slowAccessor_.reset(new DicomIntegerPixelAccessor(m, pixData, e->getLength())); |
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277 } |
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278 } |
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279 else if (DecodePsmctRle1(psmct_, dataset)) |
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280 { |
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281 LOG(INFO) << "The PMSCT_RLE1 decoding has succeeded"; |
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282 Uint8* pixData = NULL; |
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283 if (psmct_.size() > 0) |
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284 { |
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285 pixData = reinterpret_cast<Uint8*>(&psmct_[0]); |
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286 } |
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287 |
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288 slowAccessor_.reset(new DicomIntegerPixelAccessor(m, pixData, psmct_.size())); |
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289 } |
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290 |
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291 if (slowAccessor_.get() == NULL) |
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292 { |
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293 throw OrthancException(ErrorCode_BadFileFormat); |
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294 } |
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295 |
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296 slowAccessor_->SetCurrentFrame(frame); |
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297 } |
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298 |
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299 unsigned int GetWidth() const |
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300 { |
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301 assert(slowAccessor_.get() != NULL); |
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302 return slowAccessor_->GetInformation().GetWidth(); |
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303 } |
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304 |
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305 unsigned int GetHeight() const |
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306 { |
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307 assert(slowAccessor_.get() != NULL); |
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308 return slowAccessor_->GetInformation().GetHeight(); |
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309 } |
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310 |
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311 unsigned int GetChannelCount() const |
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312 { |
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313 assert(slowAccessor_.get() != NULL); |
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314 return slowAccessor_->GetInformation().GetChannelCount(); |
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315 } |
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316 |
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317 const DicomIntegerPixelAccessor& GetAccessor() const |
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318 { |
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319 assert(slowAccessor_.get() != NULL); |
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320 return *slowAccessor_; |
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321 } |
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322 |
| 1190 | 323 unsigned int GetSize() const |
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324 { |
| 1190 | 325 assert(slowAccessor_.get() != NULL); |
| 326 return slowAccessor_->GetSize(); | |
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327 } |
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328 }; |
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329 |
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330 |
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331 ImageAccessor* DicomImageDecoder::CreateImage(DcmDataset& dataset, |
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332 bool ignorePhotometricInterpretation) |
| 845 | 333 { |
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334 DicomMap m; |
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335 FromDcmtkBridge::ExtractDicomSummary(m, dataset); |
| 845 | 336 |
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337 DicomImageInformation info(m); |
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338 PixelFormat format; |
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339 |
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340 if (!info.ExtractPixelFormat(format, ignorePhotometricInterpretation)) |
| 845 | 341 { |
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342 LOG(WARNING) << "Unsupported DICOM image: " << info.GetBitsStored() |
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343 << "bpp, " << info.GetChannelCount() << " channels, " |
| 860 | 344 << (info.IsSigned() ? "signed" : "unsigned") |
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345 << (info.IsPlanar() ? ", planar, " : ", non-planar, ") |
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346 << EnumerationToString(info.GetPhotometricInterpretation()) |
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347 << " photometric interpretation"; |
| 845 | 348 throw OrthancException(ErrorCode_NotImplemented); |
| 349 } | |
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350 |
| 2107 | 351 return new Image(format, info.GetWidth(), info.GetHeight(), false); |
| 845 | 352 } |
| 353 | |
| 354 | |
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355 template <typename PixelType> |
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356 static void CopyPixels(ImageAccessor& target, |
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357 const DicomIntegerPixelAccessor& source) |
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358 { |
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359 const PixelType minValue = std::numeric_limits<PixelType>::min(); |
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360 const PixelType maxValue = std::numeric_limits<PixelType>::max(); |
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361 |
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362 for (unsigned int y = 0; y < source.GetInformation().GetHeight(); y++) |
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363 { |
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364 PixelType* pixel = reinterpret_cast<PixelType*>(target.GetRow(y)); |
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365 for (unsigned int x = 0; x < source.GetInformation().GetWidth(); x++) |
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366 { |
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367 for (unsigned int c = 0; c < source.GetInformation().GetChannelCount(); c++, pixel++) |
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368 { |
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369 int32_t v = source.GetValue(x, y, c); |
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370 if (v < static_cast<int32_t>(minValue)) |
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371 { |
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372 *pixel = minValue; |
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373 } |
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374 else if (v > static_cast<int32_t>(maxValue)) |
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375 { |
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376 *pixel = maxValue; |
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377 } |
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378 else |
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379 { |
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380 *pixel = static_cast<PixelType>(v); |
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fully functional JPEG-LS conversion
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381 } |
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fully functional JPEG-LS conversion
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382 } |
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fully functional JPEG-LS conversion
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383 } |
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03ea55da7429
fully functional JPEG-LS conversion
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384 } |
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03ea55da7429
fully functional JPEG-LS conversion
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385 } |
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03ea55da7429
fully functional JPEG-LS conversion
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386 |
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03ea55da7429
fully functional JPEG-LS conversion
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387 |
|
2423
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Built-in decoding of palette images
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388 static ImageAccessor* DecodeLookupTable(std::auto_ptr<ImageAccessor>& target, |
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389 const DicomImageInformation& info, |
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390 DcmDataset& dataset, |
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Built-in decoding of palette images
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391 const uint8_t* pixelData, |
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Built-in decoding of palette images
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392 unsigned long pixelLength) |
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Built-in decoding of palette images
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393 { |
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Built-in decoding of palette images
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394 LOG(INFO) << "Decoding a lookup table"; |
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Built-in decoding of palette images
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395 |
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Built-in decoding of palette images
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396 OFString r, g, b; |
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Built-in decoding of palette images
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397 PixelFormat format; |
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Built-in decoding of palette images
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398 const uint16_t* lutRed = NULL; |
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Built-in decoding of palette images
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399 const uint16_t* lutGreen = NULL; |
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Built-in decoding of palette images
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400 const uint16_t* lutBlue = NULL; |
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Built-in decoding of palette images
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401 unsigned long rc = 0; |
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Built-in decoding of palette images
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402 unsigned long gc = 0; |
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Built-in decoding of palette images
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403 unsigned long bc = 0; |
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Built-in decoding of palette images
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404 |
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Built-in decoding of palette images
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405 if (pixelData == NULL && |
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Built-in decoding of palette images
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406 !dataset.findAndGetUint8Array(DCM_PixelData, pixelData, &pixelLength).good()) |
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Built-in decoding of palette images
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407 { |
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Built-in decoding of palette images
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408 throw OrthancException(ErrorCode_NotImplemented); |
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Built-in decoding of palette images
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409 } |
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Built-in decoding of palette images
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410 |
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Built-in decoding of palette images
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411 if (info.IsPlanar() || |
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Built-in decoding of palette images
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412 info.GetNumberOfFrames() != 1 || |
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Built-in decoding of palette images
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413 !info.ExtractPixelFormat(format, false) || |
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Built-in decoding of palette images
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414 !dataset.findAndGetOFStringArray(DCM_BluePaletteColorLookupTableDescriptor, b).good() || |
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Built-in decoding of palette images
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415 !dataset.findAndGetOFStringArray(DCM_GreenPaletteColorLookupTableDescriptor, g).good() || |
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Built-in decoding of palette images
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416 !dataset.findAndGetOFStringArray(DCM_RedPaletteColorLookupTableDescriptor, r).good() || |
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Built-in decoding of palette images
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417 !dataset.findAndGetUint16Array(DCM_BluePaletteColorLookupTableData, lutBlue, &bc).good() || |
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Built-in decoding of palette images
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418 !dataset.findAndGetUint16Array(DCM_GreenPaletteColorLookupTableData, lutGreen, &gc).good() || |
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Built-in decoding of palette images
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419 !dataset.findAndGetUint16Array(DCM_RedPaletteColorLookupTableData, lutRed, &rc).good() || |
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Built-in decoding of palette images
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420 r != g || |
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Built-in decoding of palette images
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421 r != b || |
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Built-in decoding of palette images
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422 g != b || |
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Built-in decoding of palette images
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423 lutRed == NULL || |
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Built-in decoding of palette images
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424 lutGreen == NULL || |
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Built-in decoding of palette images
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425 lutBlue == NULL || |
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Built-in decoding of palette images
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426 pixelData == NULL) |
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Built-in decoding of palette images
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427 { |
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Built-in decoding of palette images
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428 throw OrthancException(ErrorCode_NotImplemented); |
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Built-in decoding of palette images
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429 } |
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Built-in decoding of palette images
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430 |
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Built-in decoding of palette images
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431 switch (format) |
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Built-in decoding of palette images
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432 { |
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Built-in decoding of palette images
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433 case PixelFormat_RGB24: |
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Built-in decoding of palette images
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434 { |
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Built-in decoding of palette images
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435 if (r != "256\\0\\16" || |
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Built-in decoding of palette images
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436 rc != 256 || |
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Built-in decoding of palette images
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437 gc != 256 || |
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Built-in decoding of palette images
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438 bc != 256 || |
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Built-in decoding of palette images
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439 pixelLength != target->GetWidth() * target->GetHeight()) |
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Built-in decoding of palette images
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440 { |
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Built-in decoding of palette images
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441 throw OrthancException(ErrorCode_NotImplemented); |
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Built-in decoding of palette images
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442 } |
|
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Built-in decoding of palette images
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443 |
|
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Built-in decoding of palette images
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444 const uint8_t* source = reinterpret_cast<const uint8_t*>(pixelData); |
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Built-in decoding of palette images
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445 |
|
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Built-in decoding of palette images
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446 for (unsigned int y = 0; y < target->GetHeight(); y++) |
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Built-in decoding of palette images
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447 { |
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Built-in decoding of palette images
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448 uint8_t* p = reinterpret_cast<uint8_t*>(target->GetRow(y)); |
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Built-in decoding of palette images
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changeset
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449 |
|
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Built-in decoding of palette images
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450 for (unsigned int x = 0; x < target->GetWidth(); x++) |
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Built-in decoding of palette images
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changeset
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451 { |
|
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Built-in decoding of palette images
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452 p[0] = lutRed[*source] >> 8; |
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Built-in decoding of palette images
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453 p[1] = lutGreen[*source] >> 8; |
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Built-in decoding of palette images
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454 p[2] = lutBlue[*source] >> 8; |
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Built-in decoding of palette images
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455 source++; |
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Built-in decoding of palette images
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456 p += 3; |
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Built-in decoding of palette images
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457 } |
|
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Built-in decoding of palette images
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changeset
|
458 } |
|
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Built-in decoding of palette images
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changeset
|
459 |
|
5a7c5c541a1d
Built-in decoding of palette images
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460 return target.release(); |
|
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Built-in decoding of palette images
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461 } |
|
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Built-in decoding of palette images
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changeset
|
462 |
|
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Built-in decoding of palette images
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463 case PixelFormat_RGB48: |
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Built-in decoding of palette images
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changeset
|
464 { |
|
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Built-in decoding of palette images
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465 if (r != "0\\0\\16" || |
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Built-in decoding of palette images
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466 rc != 65536 || |
|
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Built-in decoding of palette images
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467 gc != 65536 || |
|
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Built-in decoding of palette images
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changeset
|
468 bc != 65536 || |
|
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Built-in decoding of palette images
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469 pixelLength != 2 * target->GetWidth() * target->GetHeight()) |
|
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Built-in decoding of palette images
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changeset
|
470 { |
|
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Built-in decoding of palette images
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471 throw OrthancException(ErrorCode_NotImplemented); |
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Built-in decoding of palette images
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472 } |
|
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Built-in decoding of palette images
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changeset
|
473 |
|
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Built-in decoding of palette images
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changeset
|
474 const uint16_t* source = reinterpret_cast<const uint16_t*>(pixelData); |
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Built-in decoding of palette images
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changeset
|
475 |
|
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Built-in decoding of palette images
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changeset
|
476 for (unsigned int y = 0; y < target->GetHeight(); y++) |
|
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Built-in decoding of palette images
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changeset
|
477 { |
|
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Built-in decoding of palette images
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478 uint16_t* p = reinterpret_cast<uint16_t*>(target->GetRow(y)); |
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Built-in decoding of palette images
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changeset
|
479 |
|
5a7c5c541a1d
Built-in decoding of palette images
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changeset
|
480 for (unsigned int x = 0; x < target->GetWidth(); x++) |
|
5a7c5c541a1d
Built-in decoding of palette images
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changeset
|
481 { |
|
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Built-in decoding of palette images
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changeset
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482 p[0] = lutRed[*source]; |
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Built-in decoding of palette images
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483 p[1] = lutGreen[*source]; |
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Built-in decoding of palette images
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484 p[2] = lutBlue[*source]; |
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Built-in decoding of palette images
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|
485 source++; |
|
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Built-in decoding of palette images
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|
486 p += 3; |
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487 } |
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488 } |
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489 |
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490 return target.release(); |
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491 } |
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492 |
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493 default: |
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494 break; |
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495 } |
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496 |
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497 throw OrthancException(ErrorCode_InternalError); |
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498 } |
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499 |
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500 |
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501 ImageAccessor* DicomImageDecoder::DecodeUncompressedImage(DcmDataset& dataset, |
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502 unsigned int frame) |
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503 { |
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504 /** |
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505 * Create the target image. |
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506 **/ |
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507 |
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508 std::auto_ptr<ImageAccessor> target(CreateImage(dataset, false)); |
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509 |
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510 ImageSource source; |
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511 source.Setup(dataset, frame); |
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512 |
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513 if (source.GetWidth() != target->GetWidth() || |
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514 source.GetHeight() != target->GetHeight()) |
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515 { |
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516 throw OrthancException(ErrorCode_InternalError); |
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517 } |
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518 |
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519 |
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520 /** |
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521 * Deal with lookup tables |
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522 **/ |
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523 |
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524 const DicomImageInformation& info = source.GetAccessor().GetInformation(); |
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525 |
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526 if (info.GetPhotometricInterpretation() == PhotometricInterpretation_Palette) |
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527 { |
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528 return DecodeLookupTable(target, info, dataset, NULL, 0); |
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529 } |
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530 |
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531 |
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532 /** |
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533 * If the format of the DICOM buffer is natively supported, use a |
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534 * direct access to copy its values. |
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535 **/ |
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536 |
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537 bool fastVersionSuccess = false; |
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538 PixelFormat sourceFormat; |
| 863 | 539 if (!info.IsPlanar() && |
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540 info.ExtractPixelFormat(sourceFormat, false)) |
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541 { |
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542 try |
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543 { |
| 1190 | 544 size_t frameSize = info.GetHeight() * info.GetWidth() * GetBytesPerPixel(sourceFormat); |
| 545 if ((frame + 1) * frameSize <= source.GetSize()) | |
| 546 { | |
| 547 const uint8_t* buffer = reinterpret_cast<const uint8_t*>(source.GetAccessor().GetPixelData()); | |
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548 |
| 1190 | 549 ImageAccessor sourceImage; |
| 550 sourceImage.AssignReadOnly(sourceFormat, | |
| 551 info.GetWidth(), | |
| 552 info.GetHeight(), | |
| 553 info.GetWidth() * GetBytesPerPixel(sourceFormat), | |
| 554 buffer + frame * frameSize); | |
| 555 | |
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556 ImageProcessing::Convert(*target, sourceImage); |
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557 ImageProcessing::ShiftRight(*target, info.GetShift()); |
| 1190 | 558 fastVersionSuccess = true; |
| 559 } | |
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560 } |
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561 catch (OrthancException&) |
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562 { |
|
859
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ImageProcessing::Convert
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563 // Unsupported conversion, use the slow version |
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564 } |
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565 } |
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566 |
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|
567 /** |
|
859
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568 * Slow version : loop over the DICOM buffer, storing its value |
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569 * into the target image. |
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570 **/ |
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571 |
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572 if (!fastVersionSuccess) |
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573 { |
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574 switch (target->GetFormat()) |
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575 { |
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576 case PixelFormat_RGB24: |
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577 case PixelFormat_RGBA32: |
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578 case PixelFormat_Grayscale8: |
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579 CopyPixels<uint8_t>(*target, source.GetAccessor()); |
| 863 | 580 break; |
| 860 | 581 |
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582 case PixelFormat_Grayscale16: |
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583 CopyPixels<uint16_t>(*target, source.GetAccessor()); |
| 863 | 584 break; |
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585 |
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586 case PixelFormat_SignedGrayscale16: |
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587 CopyPixels<int16_t>(*target, source.GetAccessor()); |
| 863 | 588 break; |
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589 |
|
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|
590 default: |
| 863 | 591 throw OrthancException(ErrorCode_InternalError); |
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592 } |
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593 } |
|
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|
594 |
|
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595 return target.release(); |
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596 } |
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597 |
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598 |
|
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599 ImageAccessor* DicomImageDecoder::ApplyCodec |
|
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600 (const DcmCodec& codec, |
|
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601 const DcmCodecParameter& parameters, |
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602 const DcmRepresentationParameter& representationParameter, |
|
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603 DcmDataset& dataset, |
|
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604 unsigned int frame) |
| 1903 | 605 { |
|
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606 DcmPixelSequence* pixelSequence = FromDcmtkBridge::GetPixelSequence(dataset); |
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607 if (pixelSequence == NULL) |
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608 { |
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609 throw OrthancException(ErrorCode_BadFileFormat); |
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610 } |
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611 |
|
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612 DicomMap m; |
|
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613 FromDcmtkBridge::ExtractDicomSummary(m, dataset); |
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614 DicomImageInformation info(m); |
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615 |
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616 std::auto_ptr<ImageAccessor> target(CreateImage(dataset, true)); |
| 845 | 617 |
| 618 Uint32 startFragment = 0; // Default | |
| 619 OFString decompressedColorModel; // Out | |
|
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620 |
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621 OFCondition c; |
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622 |
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623 if (info.GetPhotometricInterpretation() == PhotometricInterpretation_Palette && |
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624 info.GetChannelCount() == 1) |
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625 { |
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626 std::string uncompressed; |
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627 uncompressed.resize(info.GetWidth() * info.GetHeight() * info.GetBytesPerValue()); |
| 845 | 628 |
|
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629 if (uncompressed.size() == 0 || |
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630 !codec.decodeFrame(&representationParameter, |
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631 pixelSequence, ¶meters, |
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632 &dataset, frame, startFragment, &uncompressed[0], |
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633 uncompressed.size(), decompressedColorModel).good()) |
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634 { |
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635 LOG(ERROR) << "Cannot decode a palette image"; |
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636 throw OrthancException(ErrorCode_BadFileFormat); |
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637 } |
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638 |
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639 return DecodeLookupTable(target, info, dataset, |
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640 reinterpret_cast<const uint8_t*>(uncompressed.c_str()), |
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641 uncompressed.size()); |
| 845 | 642 } |
| 1903 | 643 else |
| 644 { | |
|
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645 if (!codec.decodeFrame(&representationParameter, |
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646 pixelSequence, ¶meters, |
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647 &dataset, frame, startFragment, target->GetBuffer(), |
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648 target->GetSize(), decompressedColorModel).good()) |
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649 { |
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650 LOG(ERROR) << "Cannot decode a non-palette image"; |
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651 throw OrthancException(ErrorCode_BadFileFormat); |
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652 } |
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653 |
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654 return target.release(); |
| 1903 | 655 } |
| 845 | 656 } |
|
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657 |
|
859
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ImageProcessing::Convert
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658 |
|
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659 ImageAccessor* DicomImageDecoder::Decode(ParsedDicomFile& dicom, |
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660 unsigned int frame) |
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661 { |
| 1904 | 662 DcmDataset& dataset = *dicom.GetDcmtkObject().getDataset(); |
| 663 E_TransferSyntax syntax = dataset.getOriginalXfer(); | |
|
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664 |
| 1903 | 665 /** |
| 666 * Deal with uncompressed, raw images. | |
| 667 * http://support.dcmtk.org/docs/dcxfer_8h-source.html | |
| 668 **/ | |
| 1904 | 669 if (syntax == EXS_Unknown || |
| 670 syntax == EXS_LittleEndianImplicit || | |
| 671 syntax == EXS_BigEndianImplicit || | |
| 672 syntax == EXS_LittleEndianExplicit || | |
| 673 syntax == EXS_BigEndianExplicit) | |
|
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674 { |
|
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675 return DecodeUncompressedImage(dataset, frame); |
|
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676 } |
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677 |
| 1904 | 678 |
|
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679 #if ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS == 1 |
| 1904 | 680 /** |
| 681 * Deal with JPEG-LS images. | |
| 682 **/ | |
| 683 | |
| 684 if (syntax == EXS_JPEGLSLossless || | |
| 685 syntax == EXS_JPEGLSLossy) | |
|
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686 { |
|
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687 // The (2, OFTrue) are the default parameters as found in DCMTK 3.6.2 |
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688 // http://support.dcmtk.org/docs/classDJLSRepresentationParameter.html |
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689 DJLSRepresentationParameter representationParameter(2, OFTrue); |
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|
690 |
| 1904 | 691 DJLSCodecParameter parameters; |
| 692 std::auto_ptr<DJLSDecoderBase> decoder; | |
| 1903 | 693 |
| 1904 | 694 switch (syntax) |
| 695 { | |
| 696 case EXS_JPEGLSLossless: | |
|
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697 LOG(INFO) << "Decoding a JPEG-LS lossless DICOM image"; |
| 1904 | 698 decoder.reset(new DJLSLosslessDecoder); |
| 699 break; | |
| 700 | |
| 701 case EXS_JPEGLSLossy: | |
|
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702 LOG(INFO) << "Decoding a JPEG-LS near-lossless DICOM image"; |
| 1904 | 703 decoder.reset(new DJLSNearLosslessDecoder); |
| 704 break; | |
| 1903 | 705 |
| 1904 | 706 default: |
| 707 throw OrthancException(ErrorCode_InternalError); | |
| 708 } | |
| 709 | |
|
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710 return ApplyCodec(*decoder, parameters, representationParameter, dataset, frame); |
|
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711 } |
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|
712 #endif |
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|
713 |
| 852 | 714 |
|
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|
715 #if ORTHANC_ENABLE_DCMTK_JPEG == 1 |
|
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|
716 /** |
|
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|
717 * Deal with JPEG images. |
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|
718 **/ |
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|
719 |
|
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|
720 if (syntax == EXS_JPEGProcess1 || // DJDecoderBaseline |
|
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|
721 syntax == EXS_JPEGProcess2_4 || // DJDecoderExtended |
|
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|
722 syntax == EXS_JPEGProcess6_8 || // DJDecoderSpectralSelection (retired) |
|
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|
723 syntax == EXS_JPEGProcess10_12 || // DJDecoderProgressive (retired) |
|
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|
724 syntax == EXS_JPEGProcess14 || // DJDecoderLossless |
|
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|
725 syntax == EXS_JPEGProcess14SV1) // DJDecoderP14SV1 |
|
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|
726 { |
|
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|
727 // http://support.dcmtk.org/docs-snapshot/djutils_8h.html#a2a9695e5b6b0f5c45a64c7f072c1eb9d |
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|
728 DJCodecParameter parameters( |
|
8b1baa2315b8
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diff
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|
729 ECC_lossyYCbCr, // Mode for color conversion for compression, Unused for decompression |
|
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|
730 EDC_photometricInterpretation, // Perform color space conversion from YCbCr to RGB if DICOM photometric interpretation indicates YCbCr |
|
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|
731 EUC_default, // Mode for UID creation, unused for decompression |
|
8b1baa2315b8
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|
732 EPC_default); // Automatically determine whether color-by-plane is required from the SOP Class UID and decompressed photometric interpretation |
|
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|
733 DJ_RPLossy representationParameter; |
|
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diff
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|
734 std::auto_ptr<DJCodecDecoder> decoder; |
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Sebastien Jodogne <s.jodogne@gmail.com>
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|
735 |
|
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changeset
|
736 switch (syntax) |
|
8b1baa2315b8
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|
737 { |
|
1944
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|
738 case EXS_JPEGProcess1: |
|
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8b1baa2315b8
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diff
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|
739 LOG(INFO) << "Decoding a JPEG baseline (process 1) DICOM image"; |
|
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|
740 decoder.reset(new DJDecoderBaseline); |
|
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diff
changeset
|
741 break; |
|
8b1baa2315b8
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diff
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|
742 |
|
1944
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|
743 case EXS_JPEGProcess2_4 : |
|
1905
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diff
changeset
|
744 LOG(INFO) << "Decoding a JPEG baseline (processes 2 and 4) DICOM image"; |
|
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|
745 decoder.reset(new DJDecoderExtended); |
|
8b1baa2315b8
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diff
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|
746 break; |
|
8b1baa2315b8
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|
747 |
|
1944
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diff
changeset
|
748 case EXS_JPEGProcess6_8: // Retired |
|
1905
8b1baa2315b8
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parents:
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diff
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|
749 LOG(INFO) << "Decoding a JPEG spectral section, nonhierarchical (processes 6 and 8) DICOM image"; |
|
8b1baa2315b8
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diff
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|
750 decoder.reset(new DJDecoderSpectralSelection); |
|
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changeset
|
751 break; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
752 |
|
1944
1a5e070a21c3
fix compilation against DCMTK 3.6.1
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1929
diff
changeset
|
753 case EXS_JPEGProcess10_12: // Retired |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
754 LOG(INFO) << "Decoding a JPEG full progression, nonhierarchical (processes 10 and 12) DICOM image"; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
755 decoder.reset(new DJDecoderProgressive); |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
756 break; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
757 |
|
1944
1a5e070a21c3
fix compilation against DCMTK 3.6.1
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1929
diff
changeset
|
758 case EXS_JPEGProcess14: |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
759 LOG(INFO) << "Decoding a JPEG lossless, nonhierarchical (process 14) DICOM image"; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
760 decoder.reset(new DJDecoderLossless); |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
761 break; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
762 |
|
1944
1a5e070a21c3
fix compilation against DCMTK 3.6.1
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1929
diff
changeset
|
763 case EXS_JPEGProcess14SV1: |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
764 LOG(INFO) << "Decoding a JPEG lossless, nonhierarchical, first-order prediction (process 14 selection value 1) DICOM image"; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
765 decoder.reset(new DJDecoderP14SV1); |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
766 break; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
767 |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
768 default: |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
769 throw OrthancException(ErrorCode_InternalError); |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
770 } |
| 1904 | 771 |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
772 return ApplyCodec(*decoder, parameters, representationParameter, dataset, frame); |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
773 } |
| 852 | 774 #endif |
| 775 | |
| 1904 | 776 |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
777 if (syntax == EXS_RLELossless) |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
778 { |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
779 LOG(INFO) << "Decoding a RLE lossless DICOM image"; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
780 DcmRLECodecParameter parameters; |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
781 DcmRLECodecDecoder decoder; |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
782 DcmRLERepresentationParameter representationParameter; |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
783 return ApplyCodec(decoder, parameters, representationParameter, dataset, frame); |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
784 } |
| 1904 | 785 |
| 786 | |
|
847
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
787 /** |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
788 * This DICOM image format is not natively supported by |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
789 * Orthanc. As a last resort, try and decode it through DCMTK by |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
790 * converting its transfer syntax to Little Endian. This will |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
791 * result in higher memory consumption. This is actually the |
|
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
792 * second example of the following page: |
|
847
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
793 * http://support.dcmtk.org/docs/mod_dcmjpeg.html#Examples |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
794 **/ |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
795 |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
796 { |
|
1905
8b1baa2315b8
Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1904
diff
changeset
|
797 LOG(INFO) << "Decoding a compressed image by converting its transfer syntax to Little Endian"; |
|
847
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
798 |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
799 std::auto_ptr<DcmDataset> converted(dynamic_cast<DcmDataset*>(dataset.clone())); |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
800 converted->chooseRepresentation(EXS_LittleEndianExplicit, NULL); |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
801 |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
802 if (converted->canWriteXfer(EXS_LittleEndianExplicit)) |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
803 { |
| 1903 | 804 return DecodeUncompressedImage(*converted, frame); |
|
847
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
805 } |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
806 } |
|
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
807 |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
808 LOG(ERROR) << "Cannot decode a DICOM image with the built-in decoder"; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
809 throw OrthancException(ErrorCode_BadFileFormat); |
|
847
03ea55da7429
fully functional JPEG-LS conversion
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
846
diff
changeset
|
810 } |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
811 |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
812 |
|
1015
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
813 static bool IsColorImage(PixelFormat format) |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
814 { |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
815 return (format == PixelFormat_RGB24 || |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
816 format == PixelFormat_RGBA32); |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
817 } |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
818 |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
819 |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
820 bool DicomImageDecoder::TruncateDecodedImage(std::auto_ptr<ImageAccessor>& image, |
|
1824
b530c3dfe2a6
refactoring image decoding
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1612
diff
changeset
|
821 PixelFormat format, |
|
b530c3dfe2a6
refactoring image decoding
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1612
diff
changeset
|
822 bool allowColorConversion) |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
823 { |
|
1015
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
824 // If specified, prevent the conversion between color and |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
825 // grayscale images |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
826 bool isSourceColor = IsColorImage(image->GetFormat()); |
|
1015
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
827 bool isTargetColor = IsColorImage(format); |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
828 |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
829 if (!allowColorConversion) |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
830 { |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
831 if (isSourceColor ^ isTargetColor) |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
832 { |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
833 return false; |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
834 } |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
835 } |
|
f009f7c75069
fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
942
diff
changeset
|
836 |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
837 if (image->GetFormat() != format) |
| 863 | 838 { |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
839 // A conversion is required |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
840 std::auto_ptr<ImageAccessor> target |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
841 (new Image(format, image->GetWidth(), image->GetHeight(), false)); |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
842 ImageProcessing::Convert(*target, *image); |
|
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
843 image = target; |
| 863 | 844 } |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
845 |
| 863 | 846 return true; |
| 847 } | |
| 848 | |
| 849 | |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
850 bool DicomImageDecoder::PreviewDecodedImage(std::auto_ptr<ImageAccessor>& image) |
| 863 | 851 { |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
852 switch (image->GetFormat()) |
| 861 | 853 { |
| 863 | 854 case PixelFormat_RGB24: |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
855 { |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
856 // Directly return color images without modification (RGB) |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
857 return true; |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
858 } |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
859 |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
860 case PixelFormat_RGB48: |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
861 { |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
862 std::auto_ptr<ImageAccessor> target |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
863 (new Image(PixelFormat_RGB24, image->GetWidth(), image->GetHeight(), false)); |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
864 ImageProcessing::Convert(*target, *image); |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
865 image = target; |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
866 return true; |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
867 } |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
868 |
| 863 | 869 case PixelFormat_Grayscale8: |
| 870 case PixelFormat_Grayscale16: | |
| 871 case PixelFormat_SignedGrayscale16: | |
| 872 { | |
| 873 // Grayscale image: Stretch its dynamics to the [0,255] range | |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
874 int64_t a, b; |
|
2415
7e217a1cc63f
PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2382
diff
changeset
|
875 ImageProcessing::GetMinMaxIntegerValue(a, b, *image); |
| 863 | 876 |
| 877 if (a == b) | |
| 878 { | |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
879 ImageProcessing::Set(*image, 0); |
| 863 | 880 } |
| 881 else | |
| 882 { | |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
883 ImageProcessing::ShiftScale(*image, static_cast<float>(-a), |
|
2488
345725b9350c
back to rounding to fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2447
diff
changeset
|
884 255.0f / static_cast<float>(b - a), |
|
345725b9350c
back to rounding to fix integration tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2447
diff
changeset
|
885 true /* TODO - Consider using "false" to speed up */); |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
886 } |
| 863 | 887 |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
888 // If the source image is not grayscale 8bpp, convert it |
|
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
889 if (image->GetFormat() != PixelFormat_Grayscale8) |
|
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
890 { |
|
2423
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
891 std::auto_ptr<ImageAccessor> target |
|
5a7c5c541a1d
Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2415
diff
changeset
|
892 (new Image(PixelFormat_Grayscale8, image->GetWidth(), image->GetHeight(), false)); |
|
1826
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
893 ImageProcessing::Convert(*target, *image); |
|
ac5b0b4e2434
refactoring of DicomImageDecoder
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1824
diff
changeset
|
894 image = target; |
| 863 | 895 } |
| 896 | |
| 897 return true; | |
| 898 } | |
| 899 | |
|
859
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
900 default: |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
901 throw OrthancException(ErrorCode_NotImplemented); |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
902 } |
|
610a9a1ed855
ImageProcessing::Convert
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
858
diff
changeset
|
903 } |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
904 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
905 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
906 void DicomImageDecoder::ApplyExtractionMode(std::auto_ptr<ImageAccessor>& image, |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
907 ImageExtractionMode mode, |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
908 bool invert) |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
909 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
910 if (image.get() == NULL) |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
911 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
912 throw OrthancException(ErrorCode_ParameterOutOfRange); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
913 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
914 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
915 bool ok = false; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
916 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
917 switch (mode) |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
918 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
919 case ImageExtractionMode_UInt8: |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
920 ok = TruncateDecodedImage(image, PixelFormat_Grayscale8, false); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
921 break; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
922 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
923 case ImageExtractionMode_UInt16: |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
924 ok = TruncateDecodedImage(image, PixelFormat_Grayscale16, false); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
925 break; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
926 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
927 case ImageExtractionMode_Int16: |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
928 ok = TruncateDecodedImage(image, PixelFormat_SignedGrayscale16, false); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
929 break; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
930 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
931 case ImageExtractionMode_Preview: |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
932 ok = PreviewDecodedImage(image); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
933 break; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
934 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
935 default: |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
936 throw OrthancException(ErrorCode_ParameterOutOfRange); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
937 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
938 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
939 if (ok) |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
940 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
941 assert(image.get() != NULL); |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
942 |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
943 if (invert) |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
944 { |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
945 Orthanc::ImageProcessing::Invert(*image); |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
946 } |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
947 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
948 else |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
949 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
950 throw OrthancException(ErrorCode_NotImplemented); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
951 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
952 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
953 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
954 |
|
2380
96b3ec054b69
reorganization in macros
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2281
diff
changeset
|
955 #if ORTHANC_ENABLE_PNG == 1 |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
956 void DicomImageDecoder::ExtractPngImage(std::string& result, |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
957 std::auto_ptr<ImageAccessor>& image, |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
958 ImageExtractionMode mode, |
|
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
959 bool invert) |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
960 { |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
961 ApplyExtractionMode(image, mode, invert); |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
962 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
963 PngWriter writer; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
964 writer.WriteToMemory(result, *image); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
965 } |
|
2380
96b3ec054b69
reorganization in macros
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2281
diff
changeset
|
966 #endif |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
967 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
968 |
|
2380
96b3ec054b69
reorganization in macros
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2281
diff
changeset
|
969 #if ORTHANC_ENABLE_JPEG == 1 |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
970 void DicomImageDecoder::ExtractJpegImage(std::string& result, |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
971 std::auto_ptr<ImageAccessor>& image, |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
972 ImageExtractionMode mode, |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
973 bool invert, |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
974 uint8_t quality) |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
975 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
976 if (mode != ImageExtractionMode_UInt8 && |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
977 mode != ImageExtractionMode_Preview) |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
978 { |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
979 throw OrthancException(ErrorCode_ParameterOutOfRange); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
980 } |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
981 |
|
2281
e002430baa41
Fix issue #44 (Bad interpretation of photometric interpretation MONOCHROME1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
982 ApplyExtractionMode(image, mode, invert); |
|
1902
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
983 |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
984 JpegWriter writer; |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
985 writer.SetQuality(quality); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
986 writer.WriteToMemory(result, *image); |
|
8b0ee8d5e6d0
Refactoring leading to speedups with custom image decoders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
987 } |
|
2380
96b3ec054b69
reorganization in macros
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2281
diff
changeset
|
988 #endif |
| 845 | 989 } |