1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2<html xmlns="http://www.w3.org/1999/xhtml"> 3<head> 4<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 5<meta http-equiv="X-UA-Compatible" content="IE=9"/> 6<meta name="generator" content="Doxygen 1.8.14"/> 7<meta name="viewport" content="width=device-width, initial-scale=1"/> 8<title>Magick++: Functions.cpp Source File</title> 9<link href="tabs.css" rel="stylesheet" type="text/css"/> 10<script type="text/javascript" src="jquery.js"></script> 11<script type="text/javascript" src="dynsections.js"></script> 12<link href="navtree.css" rel="stylesheet" type="text/css"/> 13<script type="text/javascript" src="resize.js"></script> 14<script type="text/javascript" src="navtreedata.js"></script> 15<script type="text/javascript" src="navtree.js"></script> 16<script type="text/javascript"> 17/* @license 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type="text/javascript"> 51/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ 52$(document).ready(function(){initNavTree('Functions_8cpp_source.html','');}); 53/* @license-end */ 54</script> 55<div id="doc-content"> 56<div class="header"> 57 <div class="headertitle"> 58<div class="title">Functions.cpp</div> </div> 59</div><!--header--> 60<div class="contents"> 61<a href="Functions_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// This may look like C code, but it is really -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright Bob Friesenhahn, 1999, 2002, 2003</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright Dirk Lemstra 2014-2017</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// Simple C++ function wrappers for ImageMagick equivalents</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"><a class="line" href="Functions_8cpp.html#a24d8db5449916b4dd0283f5f30a5edc7"> 9</a></span> <span class="preprocessor">#define MAGICKCORE_IMPLEMENTATION 1</span></div><div class="line"><a name="l00010"></a><span class="lineno"><a class="line" href="Functions_8cpp.html#a99e08660df365803d576005502caf7e5"> 10</a></span> <span class="preprocessor">#define MAGICK_PLUSPLUS_IMPLEMENTATION 1</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="Include_8h.html">Magick++/Include.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">using namespace </span><a class="code" href="https://imagemagick.org/api/Magick++/namespacestd.html">std</a>;</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "<a class="code" href="Functions_8h.html">Magick++/Functions.h</a>"</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "<a class="code" href="Exception_8h.html">Magick++/Exception.h</a>"</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c"> 20</a></span> <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a>=<span class="keyword">false</span>;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// Clone C++ string as allocated C string, de-allocating any existing string</span></div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="namespaceMagick.html#a7c22815e81dd2dcc911a3d83986fb343"> 23</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">void</span> <a class="code" href="namespaceMagick.html#a7c22815e81dd2dcc911a3d83986fb343">Magick::CloneString</a>(<span class="keywordtype">char</span> **destination_,</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">const</span> std::string &source_)</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <a class="code" href="namespaceMagick.html#a7c22815e81dd2dcc911a3d83986fb343">MagickCore::CloneString</a>(destination_,source_.c_str());</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="namespaceMagick.html#a619d5f55f1f0971b2e0d72e8bed0051a"> 29</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">void</span> <a class="code" href="namespaceMagick.html#a619d5f55f1f0971b2e0d72e8bed0051a">Magick::DisableOpenCL</a>(<span class="keywordtype">void</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>  MagickCore::SetOpenCLEnabled(MagickFalse);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="namespaceMagick.html#a60f25d23a489a4287fb658b922a2a4a5"> 34</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">bool</span> <a class="code" href="namespaceMagick.html#a60f25d23a489a4287fb658b922a2a4a5">Magick::EnableOpenCL</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  status;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  status=MagickCore::SetOpenCLEnabled(MagickTrue) != MagickFalse;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span>(status);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> }</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="namespaceMagick.html#ae9a4f92303d2fc6074f91181db864be1"> 43</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">void</span> <a class="code" href="namespaceMagick.html#ae9a4f92303d2fc6074f91181db864be1">Magick::InitializeMagick</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path_)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  MagickCore::MagickCoreGenesis(path_,MagickFalse);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">if</span> (!<a class="code" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a>)</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a>=<span class="keyword">true</span>;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> }</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="namespaceMagick.html#a8df77532f69bfc1138f62e202111bc71"> 50</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">void</span> <a class="code" href="namespaceMagick.html#a8df77532f69bfc1138f62e202111bc71">Magick::SetRandomSeed</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> seed)</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> {</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  MagickCore::SetRandomSecretKey(seed);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="namespaceMagick.html#a9fa651529716cf6d7e4a8e5a18d1bdd5"> 55</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">bool</span> <a class="code" href="namespaceMagick.html#a9fa651529716cf6d7e4a8e5a18d1bdd5">Magick::SetSecurityPolicy</a>(<span class="keyword">const</span> std::string &policy_)</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">bool</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  status;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a>;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  status=MagickCore::SetMagickSecurityPolicy(policy_.c_str(),</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  exceptionInfo) != MagickFalse;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span>(status);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="namespaceMagick.html#ab2ba5f1b607df720ab1f562e2d232980"> 67</a></span> <a class="code" href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a> <span class="keywordtype">void</span> <a class="code" href="namespaceMagick.html#ab2ba5f1b607df720ab1f562e2d232980">Magick::TerminateMagick</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span> (<a class="code" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a>)</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a>=<span class="keyword">false</span>;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  MagickCore::MagickCoreTerminus();</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> }</div><div class="ttc" id="Functions_8h_html"><div class="ttname"><a href="Functions_8h.html">Functions.h</a></div></div> 62<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="https://imagemagick.org/api/Magick++/namespacestd.html">std</a></div><div class="ttdoc">STL namespace. </div></div> 63<div class="ttc" id="namespaceMagick_html_a619d5f55f1f0971b2e0d72e8bed0051a"><div class="ttname"><a href="namespaceMagick.html#a619d5f55f1f0971b2e0d72e8bed0051a">Magick::DisableOpenCL</a></div><div class="ttdeci">MagickPPExport void DisableOpenCL(void)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00029">Functions.cpp:29</a></div></div> 64<div class="ttc" id="namespaceMagick_html_a60f25d23a489a4287fb658b922a2a4a5"><div class="ttname"><a href="namespaceMagick.html#a60f25d23a489a4287fb658b922a2a4a5">Magick::EnableOpenCL</a></div><div class="ttdeci">MagickPPExport bool EnableOpenCL(void)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00034">Functions.cpp:34</a></div></div> 65<div class="ttc" id="namespaceMagick_html_a8df77532f69bfc1138f62e202111bc71"><div class="ttname"><a href="namespaceMagick.html#a8df77532f69bfc1138f62e202111bc71">Magick::SetRandomSeed</a></div><div class="ttdeci">MagickPPExport void SetRandomSeed(const unsigned long seed)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00050">Functions.cpp:50</a></div></div> 66<div class="ttc" id="Include_8h_html_a3648b581d4f8adf56a18ae67b7111a04"><div class="ttname"><a href="Include_8h.html#a3648b581d4f8adf56a18ae67b7111a04">MagickPPExport</a></div><div class="ttdeci">#define MagickPPExport</div><div class="ttdef"><b>Definition:</b> <a href="Include_8h_source.html#l00281">Include.h:281</a></div></div> 67<div class="ttc" id="Functions_8cpp_html_a9789eda8e8572a0722fb55c29ba2f76c"><div class="ttname"><a href="Functions_8cpp.html#a9789eda8e8572a0722fb55c29ba2f76c">magick_initialized</a></div><div class="ttdeci">static bool magick_initialized</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00020">Functions.cpp:20</a></div></div> 68<div class="ttc" id="Include_8h_html_a6a4b81920dd51d0f026cf21a015b194a"><div class="ttname"><a href="Include_8h.html#a6a4b81920dd51d0f026cf21a015b194a">ThrowPPException</a></div><div class="ttdeci">#define ThrowPPException(quiet)</div><div class="ttdef"><b>Definition:</b> <a href="Include_8h_source.html#l01563">Include.h:1563</a></div></div> 69<div class="ttc" id="Include_8h_html"><div class="ttname"><a href="Include_8h.html">Include.h</a></div></div> 70<div class="ttc" id="namespaceMagick_html_a7c22815e81dd2dcc911a3d83986fb343"><div class="ttname"><a href="namespaceMagick.html#a7c22815e81dd2dcc911a3d83986fb343">Magick::CloneString</a></div><div class="ttdeci">MagickPPExport void CloneString(char **destination_, const std::string &source_)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00023">Functions.cpp:23</a></div></div> 71<div class="ttc" id="namespaceMagick_html_ae9a4f92303d2fc6074f91181db864be1"><div class="ttname"><a href="namespaceMagick.html#ae9a4f92303d2fc6074f91181db864be1">Magick::InitializeMagick</a></div><div class="ttdeci">MagickPPExport void InitializeMagick(const char *path_)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00043">Functions.cpp:43</a></div></div> 72<div class="ttc" id="namespaceMagick_html_a9fa651529716cf6d7e4a8e5a18d1bdd5"><div class="ttname"><a href="namespaceMagick.html#a9fa651529716cf6d7e4a8e5a18d1bdd5">Magick::SetSecurityPolicy</a></div><div class="ttdeci">MagickPPExport bool SetSecurityPolicy(const std::string &policy_)</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00055">Functions.cpp:55</a></div></div> 73<div class="ttc" id="namespaceMagick_html_ab2ba5f1b607df720ab1f562e2d232980"><div class="ttname"><a href="namespaceMagick.html#ab2ba5f1b607df720ab1f562e2d232980">Magick::TerminateMagick</a></div><div class="ttdeci">MagickPPExport void TerminateMagick()</div><div class="ttdef"><b>Definition:</b> <a href="Functions_8cpp_source.html#l00067">Functions.cpp:67</a></div></div> 74<div class="ttc" id="Include_8h_html_a66d0d226ad64af8c5d2be6180adca8b4"><div class="ttname"><a href="Include_8h.html#a66d0d226ad64af8c5d2be6180adca8b4">GetPPException</a></div><div class="ttdeci">#define GetPPException</div><div class="ttdef"><b>Definition:</b> <a href="Include_8h_source.html#l01544">Include.h:1544</a></div></div> 75<div class="ttc" id="Exception_8h_html"><div class="ttname"><a href="Exception_8h.html">Exception.h</a></div></div> 76</div><!-- fragment --></div><!-- contents --> 77</div><!-- 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