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 <span id="projectnumber">1.1</span>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> IIPImage Server - Watermark Class</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Enables dynamic watermarking of images with user-defined opacity and</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> random positioning within the image.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> Development supported by Moravian Library in Brno (Moravska zemska</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> knihovna v Brne, http://www.mzk.cz/) R&D grant MK00009494301 & Old</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> Maps Online (http://www.oldmapsonline.org/) from the Ministry of</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> Culture of the Czech Republic.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> Copyright (C) 2010-2013 Ruven Pillay.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> This program is free software; you can redistribute it and/or modify</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> the Free Software Foundation; either version 3 of the License, or</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> (at your option) any later version.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> This program is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> GNU General Public License for more details.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> along with this program; if not, write to the Free Software Foundation,</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">*/</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#ifndef _WATERMARK_H</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#define _WATERMARK_H</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="classWatermark.html"> 41</a></span> <span class="keyword">class </span><a class="code" href="classWatermark.html">Watermark</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _width;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _height;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _channels;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _bpc;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  std::string _image;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">float</span> _opacity;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">float</span> _probability;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">bool</span> _isSet;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* _watermark;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classWatermark.html#a274317a27cb523b519b28be6d622f2bf"> 76</a></span>  <a class="code" href="classWatermark.html#a274317a27cb523b519b28be6d622f2bf">Watermark</a>(){</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  _isSet=<span class="keyword">false</span>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  _watermark = NULL;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  _opacity = 0.0;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  _probability = 0.0;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  };</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classWatermark.html#a96a43470184588ea58d0b529213a7ec7"> 88</a></span>  <a class="code" href="classWatermark.html#a96a43470184588ea58d0b529213a7ec7">Watermark</a>( <span class="keyword">const</span> std::string& file, <span class="keywordtype">float</span> opacity, <span class="keywordtype">float</span> probability ){</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  _image = file;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  _width = 0;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  _height = 0;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  _channels = 0;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  _bpc = 0;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  _opacity = opacity;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  _probability = probability;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  _isSet = <span class="keyword">false</span>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  _watermark = NULL;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  };</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="classWatermark.html#a5e484cce31c3d67dceb751df8e48a8ef"> 101</a></span>  <a class="code" href="classWatermark.html#a5e484cce31c3d67dceb751df8e48a8ef">~Watermark</a>(){</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">if</span>( _watermark ) <span class="keyword">delete</span>[] _watermark;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  };</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">void</span> <a class="code" href="classWatermark.html#a32e861948948b0ef070cb1a60439f58f">apply</a>( <span class="keywordtype">void</span>* data, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> width, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> height, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channels, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bpc );</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classWatermark.html#af18c0054dceec80c7ab1a5d2c8d10967"> 115</a></span>  std::string <a class="code" href="classWatermark.html#af18c0054dceec80c7ab1a5d2c8d10967">getImage</a>(){ <span class="keywordflow">return</span> _image; };</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classWatermark.html#a497b6518f7470e5048bb6be853d4f85e"> 118</a></span>  <span class="keywordtype">float</span> <a class="code" href="classWatermark.html#a497b6518f7470e5048bb6be853d4f85e">getOpacity</a>(){ <span class="keywordflow">return</span> _opacity; };</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classWatermark.html#a7fe56ff07579dc3b432dc6daa699f25c"> 121</a></span>  <span class="keywordtype">float</span> <a class="code" href="classWatermark.html#a7fe56ff07579dc3b432dc6daa699f25c">getProbability</a>(){ <span class="keywordflow">return</span> _probability; };</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">void</span> <a class="code" href="classWatermark.html#afae57d5f76c3f9c813a56cc39dd10604">init</a>();</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classWatermark.html#ac52684304e9900866b0e890ca68257f1"> 127</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classWatermark.html#ac52684304e9900866b0e890ca68257f1">isSet</a>(){</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span>( _isSet ) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">else</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> };</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="classWatermark_html_afae57d5f76c3f9c813a56cc39dd10604"><div class="ttname"><a href="classWatermark.html#afae57d5f76c3f9c813a56cc39dd10604">Watermark::init</a></div><div class="ttdeci">void init()</div><div class="ttdoc">Initialize our watermark image. </div></div>
<div class="ttc" id="classWatermark_html_a7fe56ff07579dc3b432dc6daa699f25c"><div class="ttname"><a href="classWatermark.html#a7fe56ff07579dc3b432dc6daa699f25c">Watermark::getProbability</a></div><div class="ttdeci">float getProbability()</div><div class="ttdoc">Return watermark probability. </div><div class="ttdef"><b>Definition:</b> Watermark.h:121</div></div>
<div class="ttc" id="classWatermark_html_ac52684304e9900866b0e890ca68257f1"><div class="ttname"><a href="classWatermark.html#ac52684304e9900866b0e890ca68257f1">Watermark::isSet</a></div><div class="ttdeci">bool isSet()</div><div class="ttdoc">Determine whether a watermark has been specified. </div><div class="ttdef"><b>Definition:</b> Watermark.h:127</div></div>
<div class="ttc" id="classWatermark_html_a274317a27cb523b519b28be6d622f2bf"><div class="ttname"><a href="classWatermark.html#a274317a27cb523b519b28be6d622f2bf">Watermark::Watermark</a></div><div class="ttdeci">Watermark()</div><div class="ttdoc">Constructor. </div><div class="ttdef"><b>Definition:</b> Watermark.h:76</div></div>
<div class="ttc" id="classWatermark_html_af18c0054dceec80c7ab1a5d2c8d10967"><div class="ttname"><a href="classWatermark.html#af18c0054dceec80c7ab1a5d2c8d10967">Watermark::getImage</a></div><div class="ttdeci">std::string getImage()</div><div class="ttdoc">Return watermark image path. </div><div class="ttdef"><b>Definition:</b> Watermark.h:115</div></div>
<div class="ttc" id="classWatermark_html_a497b6518f7470e5048bb6be853d4f85e"><div class="ttname"><a href="classWatermark.html#a497b6518f7470e5048bb6be853d4f85e">Watermark::getOpacity</a></div><div class="ttdeci">float getOpacity()</div><div class="ttdoc">Return watermark opacity. </div><div class="ttdef"><b>Definition:</b> Watermark.h:118</div></div>
<div class="ttc" id="classWatermark_html"><div class="ttname"><a href="classWatermark.html">Watermark</a></div><div class="ttdoc">Watermark class. </div><div class="ttdef"><b>Definition:</b> Watermark.h:41</div></div>
<div class="ttc" id="classWatermark_html_a32e861948948b0ef070cb1a60439f58f"><div class="ttname"><a href="classWatermark.html#a32e861948948b0ef070cb1a60439f58f">Watermark::apply</a></div><div class="ttdeci">void apply(void *data, unsigned int width, unsigned int height, unsigned int channels, unsigned int bpc)</div><div class="ttdoc">Apply the watermark to a data buffer. </div></div>
<div class="ttc" id="classWatermark_html_a5e484cce31c3d67dceb751df8e48a8ef"><div class="ttname"><a href="classWatermark.html#a5e484cce31c3d67dceb751df8e48a8ef">Watermark::~Watermark</a></div><div class="ttdeci">~Watermark()</div><div class="ttdoc">Destructor. </div><div class="ttdef"><b>Definition:</b> Watermark.h:101</div></div>
<div class="ttc" id="classWatermark_html_a96a43470184588ea58d0b529213a7ec7"><div class="ttname"><a href="classWatermark.html#a96a43470184588ea58d0b529213a7ec7">Watermark::Watermark</a></div><div class="ttdeci">Watermark(const std::string &file, float opacity, float probability)</div><div class="ttdoc">Constructor. </div><div class="ttdef"><b>Definition:</b> Watermark.h:88</div></div>
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