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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 *
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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 Affero General Public License
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8 * as published by the Free Software Foundation, either version 3 of
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9 * the License, or (at your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * Affero General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU Affero General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 **/
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19
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20
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21 #include "TruncatedPyramidWriter.h"
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22
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23 #include "../Orthanc/Core/OrthancException.h"
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24
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25 namespace OrthancWSI
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26 {
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27 TruncatedPyramidWriter::TruncatedPyramidWriter(IPyramidWriter& lower,
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28 unsigned int upperLevelIndex) :
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29 lowerLevels_(lower),
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30 upperLevel_(lower.GetPixelFormat(),
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31 lower.GetCountTilesX(upperLevelIndex),
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32 lower.GetCountTilesY(upperLevelIndex),
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33 lower.GetTileWidth(),
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34 lower.GetTileHeight()),
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35 upperLevelIndex_(upperLevelIndex)
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36 {
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37 if (upperLevelIndex > lower.GetLevelCount())
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38 {
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39 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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40 }
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41 }
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42
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43
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44 unsigned int TruncatedPyramidWriter::GetCountTilesX(unsigned int level) const
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45 {
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46 if (level < upperLevelIndex_)
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47 {
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48 return lowerLevels_.GetCountTilesX(level);
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49 }
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50 else if (level == upperLevelIndex_)
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51 {
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52 return upperLevel_.GetCountTilesX(0);
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53 }
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54 else
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55 {
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56 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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57 }
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58 }
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59
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60
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61 unsigned int TruncatedPyramidWriter::GetCountTilesY(unsigned int level) const
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62 {
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63 if (level < upperLevelIndex_)
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64 {
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65 return lowerLevels_.GetCountTilesY(level);
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66 }
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67 else if (level == upperLevelIndex_)
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68 {
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69 return upperLevel_.GetCountTilesY(0);
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70 }
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71 else
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72 {
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73 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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74 }
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75 }
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76
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77
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78 void TruncatedPyramidWriter::WriteRawTile(const std::string& tile,
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79 ImageCompression compression,
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80 unsigned int level,
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81 unsigned int x,
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82 unsigned int y)
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83 {
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84 if (level < upperLevelIndex_)
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85 {
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86 lowerLevels_.WriteRawTile(tile, compression, level, x, y);
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87 }
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88 else if (level == upperLevelIndex_)
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89 {
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90 upperLevel_.WriteRawTile(tile, compression, 0, x, y);
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91 }
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92 else
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93 {
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94 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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95 }
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96 }
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97
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98
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99 void TruncatedPyramidWriter::EncodeTile(const Orthanc::ImageAccessor& tile,
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100 unsigned int level,
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101 unsigned int x,
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102 unsigned int y)
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103 {
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104 if (level < upperLevelIndex_)
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105 {
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106 lowerLevels_.EncodeTile(tile, level, x, y);
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107 }
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108 else if (level == upperLevelIndex_)
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109 {
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110 upperLevel_.EncodeTile(tile, 0, x, y);
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111 }
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112 else
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113 {
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114 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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115 }
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116 }
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117 }
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