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annotate OrthancFramework/Sources/DicomParsing/Internals/DicomImageDecoder.h @ 4200:7112a8af0b63

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 16 Sep 2020 20:53:31 +0200
parents bf7b9edf6b81
children 4d42408da117
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Lesser General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 #pragma once
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24
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25 #include "../../Compatibility.h"
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26 #include "../../Images/ImageAccessor.h"
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28 #include <memory>
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29
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30 #if !defined(ORTHANC_ENABLE_JPEG)
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31 # error The macro ORTHANC_ENABLE_JPEG must be defined
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32 #endif
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33
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34 #if !defined(ORTHANC_ENABLE_PNG)
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35 # error The macro ORTHANC_ENABLE_PNG must be defined
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36 #endif
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37
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38 #if !defined(ORTHANC_ENABLE_DCMTK_JPEG)
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39 # error The macro ORTHANC_ENABLE_DCMTK_JPEG must be defined
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40 #endif
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41
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42 #if !defined(ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS)
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43 # error The macro ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS must be defined
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44 #endif
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47 class DcmDataset;
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48 class DcmCodec;
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49 class DcmCodecParameter;
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50 class DcmRepresentationParameter;
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51
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52 namespace Orthanc
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53 {
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54 class ParsedDicomFile;
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55
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56 class ORTHANC_PUBLIC DicomImageDecoder : public boost::noncopyable
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57 {
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58 private:
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59 class ImageSource;
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60
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61 DicomImageDecoder() // This is a fully abstract class, no constructor
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62 {
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63 }
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64
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65 static ImageAccessor* CreateImage(DcmDataset& dataset,
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66 bool ignorePhotometricInterpretation);
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67
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68 static ImageAccessor* DecodeUncompressedImage(DcmDataset& dataset,
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69 unsigned int frame);
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70
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71 static ImageAccessor* ApplyCodec(const DcmCodec& codec,
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72 const DcmCodecParameter& parameters,
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73 const DcmRepresentationParameter& representationParameter,
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74 DcmDataset& dataset,
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75 unsigned int frame);
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76
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77 static bool TruncateDecodedImage(std::unique_ptr<ImageAccessor>& image,
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78 PixelFormat format,
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79 bool allowColorConversion);
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80
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81 static bool PreviewDecodedImage(std::unique_ptr<ImageAccessor>& image);
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82
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83 static void ApplyExtractionMode(std::unique_ptr<ImageAccessor>& image,
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84 ImageExtractionMode mode,
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85 bool invert);
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87 public:
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88 static bool IsPsmctRle1(DcmDataset& dataset);
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90 static bool DecodePsmctRle1(std::string& output,
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91 DcmDataset& dataset);
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92
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93 static ImageAccessor *Decode(const ParsedDicomFile& dicom,
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94 unsigned int frame);
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95
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96 static ImageAccessor *Decode(DcmDataset& dataset,
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97 unsigned int frame);
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98
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99 static void ExtractPamImage(std::string& result,
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100 std::unique_ptr<ImageAccessor>& image,
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101 ImageExtractionMode mode,
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102 bool invert);
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103
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104 #if ORTHANC_ENABLE_PNG == 1
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105 static void ExtractPngImage(std::string& result,
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106 std::unique_ptr<ImageAccessor>& image,
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107 ImageExtractionMode mode,
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108 bool invert);
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109 #endif
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110
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111 #if ORTHANC_ENABLE_JPEG == 1
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112 static void ExtractJpegImage(std::string& result,
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113 std::unique_ptr<ImageAccessor>& image,
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114 ImageExtractionMode mode,
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115 bool invert,
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116 uint8_t quality);
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117 #endif
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118 };
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119 }