Mercurial > hg > orthanc
annotate Core/ImageFormats/ImageAccessor.cpp @ 838:aabc3b430890 templating
integration mainline -> templating
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 02 Jun 2014 13:24:44 +0200 |
parents | a811bdf8b8eb |
children | 80c7e53a69b5 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
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4 * Belgium |
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5 * |
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6 * This program is free software: you can redistribute it and/or |
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7 * modify it under the terms of the GNU General Public License as |
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8 * published by the Free Software Foundation, either version 3 of the |
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9 * License, or (at your option) any later version. |
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10 * |
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11 * In addition, as a special exception, the copyright holders of this |
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12 * program give permission to link the code of its release with the |
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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14 * that use the same license as the "OpenSSL" library), and distribute |
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15 * the linked executables. You must obey the GNU General Public License |
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16 * in all respects for all of the code used other than "OpenSSL". If you |
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17 * modify file(s) with this exception, you may extend this exception to |
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18 * your version of the file(s), but you are not obligated to do so. If |
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19 * you do not wish to do so, delete this exception statement from your |
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20 * version. If you delete this exception statement from all source files |
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21 * in the program, then also delete it here. |
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22 * |
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23 * This program is distributed in the hope that it will be useful, but |
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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26 * General Public License for more details. |
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27 * |
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28 * You should have received a copy of the GNU General Public License |
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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30 **/ |
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31 |
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32 |
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33 #include "../PrecompiledHeaders.h" |
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34 #include "ImageAccessor.h" |
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35 |
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36 #include "../OrthancException.h" |
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37 |
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38 #include <stdint.h> |
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39 |
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40 namespace Orthanc |
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41 { |
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42 void* ImageAccessor::GetBuffer() const |
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43 { |
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44 if (readOnly_) |
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45 { |
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46 throw OrthancException(ErrorCode_ReadOnly); |
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47 } |
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48 |
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49 return buffer_; |
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50 } |
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51 |
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52 |
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53 const void* ImageAccessor::GetConstRow(unsigned int y) const |
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54 { |
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55 if (buffer_ != NULL) |
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56 { |
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57 return reinterpret_cast<const uint8_t*>(buffer_) + y * pitch_; |
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58 } |
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59 else |
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60 { |
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61 return NULL; |
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62 } |
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63 } |
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64 |
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65 |
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66 void* ImageAccessor::GetRow(unsigned int y) const |
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67 { |
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68 if (readOnly_) |
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69 { |
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70 throw OrthancException(ErrorCode_ReadOnly); |
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71 } |
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72 |
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73 if (buffer_ != NULL) |
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74 { |
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75 return reinterpret_cast<uint8_t*>(buffer_) + y * pitch_; |
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76 } |
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77 else |
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78 { |
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79 return NULL; |
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80 } |
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81 } |
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82 |
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83 |
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84 void ImageAccessor::AssignEmpty(PixelFormat format) |
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85 { |
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86 readOnly_ = false; |
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87 format_ = format; |
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88 width_ = 0; |
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89 height_ = 0; |
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90 pitch_ = 0; |
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91 buffer_ = NULL; |
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92 } |
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93 |
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94 |
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95 void ImageAccessor::AssignReadOnly(PixelFormat format, |
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96 unsigned int width, |
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97 unsigned int height, |
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98 unsigned int pitch, |
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99 const void *buffer) |
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100 { |
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101 readOnly_ = true; |
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102 format_ = format; |
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103 width_ = width; |
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104 height_ = height; |
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105 pitch_ = pitch; |
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106 buffer_ = const_cast<void*>(buffer); |
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107 } |
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108 |
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109 |
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110 void ImageAccessor::AssignWritable(PixelFormat format, |
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111 unsigned int width, |
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112 unsigned int height, |
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113 unsigned int pitch, |
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114 void *buffer) |
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115 { |
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116 readOnly_ = false; |
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117 format_ = format; |
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118 width_ = width; |
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119 height_ = height; |
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120 pitch_ = pitch; |
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121 buffer_ = buffer; |
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122 } |
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123 } |