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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, 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 #pragma once
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34
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35 #include "../Enumerations.h"
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36
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37 namespace Orthanc
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38 {
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39 class ImageAccessor
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40 {
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41 private:
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42 bool readOnly_;
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43 PixelFormat format_;
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44 unsigned int width_;
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45 unsigned int height_;
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46 unsigned int pitch_;
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47 void *buffer_;
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48
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49 public:
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50 ImageAccessor()
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51 {
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52 AssignEmpty(PixelFormat_Grayscale8);
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53 }
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54
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55 bool IsReadOnly() const
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56 {
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57 return readOnly_;
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58 }
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59
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60 PixelFormat GetFormat() const
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61 {
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62 return format_;
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63 }
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64
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65 unsigned int GetBytesPerPixel() const
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66 {
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67 return ::Orthanc::GetBytesPerPixel(format_);
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68 }
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69
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70 unsigned int GetWidth() const
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71 {
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72 return width_;
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73 }
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74
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75 unsigned int GetHeight() const
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76 {
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77 return height_;
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78 }
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79
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80 unsigned int GetPitch() const
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81 {
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82 return pitch_;
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83 }
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84
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85 unsigned int GetSize() const
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86 {
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87 return GetHeight() * GetPitch();
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88 }
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89
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90 const void* GetConstBuffer() const
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91 {
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92 return buffer_;
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93 }
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94
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95 void* GetBuffer() const;
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96
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97 const void* GetConstRow(unsigned int y) const;
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98
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99 void* GetRow(unsigned int y) const;
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100
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101 void AssignEmpty(PixelFormat format);
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102
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103 void AssignReadOnly(PixelFormat format,
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104 unsigned int width,
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105 unsigned int height,
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106 unsigned int pitch,
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107 const void *buffer);
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108
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109 void AssignWritable(PixelFormat format,
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110 unsigned int width,
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111 unsigned int height,
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112 unsigned int pitch,
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113 void *buffer);
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114 };
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115 }
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