<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.8"/> <title>libopenraw: lib/metavalue.cpp Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">libopenraw </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.8 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_97aefd0d527b934f1d99a682da8fe6a9.html">lib</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">metavalue.cpp</div> </div> </div><!--header--> <div class="contents"> <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"> * libopenraw - metavalue.cpp</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"> * Copyright (C) 2007 Hubert Figuiere</span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Copyright (C) 2008 Novell, Inc.</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"> * This library is free software: you can redistribute it and/or</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public License</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * as published by the Free Software Foundation, either version 3 of</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * the License, or (at your option) any later version.</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"> * This library is distributed in the hope that it will be useful,</span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * Lesser General Public License for more details.</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * License along with this library. If not, see</span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * <http://www.gnu.org/licenses/>.</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</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> </div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "trace.h"</span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "exception.h"</span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "metavalue.h"</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">using namespace </span><a class="code" href="namespaceDebug.html">Debug</a>;</div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span><a class="code" href="namespaceOpenRaw.html">OpenRaw</a> {</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> MetaValue::MetaValue(<span class="keyword">const</span> MetaValue & r)</div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  : m_value(r.m_value)</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</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> </div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> MetaValue::MetaValue(<span class="keyword">const</span> value_t &v)</div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  : m_value(v)</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> }</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </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"> 43</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> MetaValue::value_t convert(<span class="keyword">const</span> <a class="code" href="classOpenRaw_1_1Internals_1_1IFDEntry.html#a70f0bb2f502478b2a46de2ed76b21fdf">Internals::IFDEntry::Ref</a> & e)</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> {</div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  T v;</div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  v = <a class="code" href="structOpenRaw_1_1Internals_1_1IFDTypeTrait.html#a6397927515f1bd5f69eb278effaa36da">Internals::IFDTypeTrait<T>::get</a>(*e, 0, <span class="keyword">false</span>);</div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> MetaValue::value_t(v);</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> }</div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </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> </div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> MetaValue::MetaValue(<span class="keyword">const</span> <a class="code" href="classOpenRaw_1_1Internals_1_1IFDEntry.html#a70f0bb2f502478b2a46de2ed76b21fdf">Internals::IFDEntry::Ref</a> & e)</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> {</div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">switch</span>(e->type()) {</div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">case</span> Internals::IFD::EXIF_FORMAT_BYTE:</div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  {</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  m_value = convert<uint8_t>(e);</div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">break</span>;</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">case</span> Internals::IFD::EXIF_FORMAT_ASCII:</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  {</div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  m_value = convert<std::string>(e);</div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">break</span>;</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>  <span class="keywordflow">case</span> Internals::IFD::EXIF_FORMAT_SHORT:</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  {</div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  m_value = convert<uint16_t>(e);</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">break</span>;</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>  <span class="keywordflow">case</span> Internals::IFD::EXIF_FORMAT_LONG:</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>  m_value = convert<uint32_t>(e);</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">break</span>;</div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">default</span>:</div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="classDebug_1_1Trace.html">Trace</a>(DEBUG1) << <span class="stringliteral">"unhandled type "</span> << e->type() << <span class="stringliteral">"\n"</span>;</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">break</span>;</div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }</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> <span class="keyword">template</span><<span class="keyword">typename</span> T></div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">inline</span> T MetaValue::get() <span class="keyword">const</span></div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  throw(Internals::BadTypeException)</div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> {</div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  T v;</div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  assert(!m_value.empty());</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">try</span> {</div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  v = boost::get<T>(m_value);</div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">catch</span>(...) { <span class="comment">//const boost::bad_any_cast &) {</span></div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">throw</span> Internals::BadTypeException();</div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> v;</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> uint32_t MetaValue::getInteger() <span class="keyword">const</span></div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  throw(Internals::BadTypeException)</div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> {</div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">return</span> get<uint32_t>();</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</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> std::string MetaValue::getString() <span class="keyword">const</span></div> <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  throw(Internals::BadTypeException)</div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> {</div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span> get<std::string>();</div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> }</div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">/*</span></div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> Local Variables:</span></div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> mode:c++</span></div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> c-file-style:"stroustrup"</span></div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> c-file-offsets:((innamespace . 0))</span></div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> indent-tabs-mode:nil</span></div> <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"> fill-column:80</span></div> <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> End:</span></div> <div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">*/</span></div> <div class="ttc" id="namespaceOpenRaw_html"><div class="ttname"><a href="namespaceOpenRaw.html">OpenRaw</a></div><div class="ttdoc">CIFF is the container for CRW files. It is an attempt from Canon to make this a standard. I guess it failed. </div><div class="ttdef"><b>Definition:</b> <a href="arwfile_8cpp_source.html#l00033">arwfile.cpp:33</a></div></div> <div class="ttc" id="structOpenRaw_1_1Internals_1_1IFDTypeTrait_html_a6397927515f1bd5f69eb278effaa36da"><div class="ttname"><a href="structOpenRaw_1_1Internals_1_1IFDTypeTrait.html#a6397927515f1bd5f69eb278effaa36da">OpenRaw::Internals::IFDTypeTrait::get</a></div><div class="ttdeci">static T get(IFDEntry &e, uint32_t idx=0, bool ignore_type=false)</div><div class="ttdef"><b>Definition:</b> <a href="ifdentry_8h_source.html#l00211">ifdentry.h:211</a></div></div> <div class="ttc" id="classDebug_1_1Trace_html"><div class="ttname"><a href="classDebug_1_1Trace.html">Debug::Trace</a></div><div class="ttdef"><b>Definition:</b> <a href="trace_8h_source.html#l00037">trace.h:37</a></div></div> <div class="ttc" id="namespaceDebug_html"><div class="ttname"><a href="namespaceDebug.html">Debug</a></div><div class="ttdef"><b>Definition:</b> <a href="trace_8cpp_source.html#l00028">trace.cpp:28</a></div></div> <div class="ttc" id="classOpenRaw_1_1Internals_1_1IFDEntry_html_a70f0bb2f502478b2a46de2ed76b21fdf"><div class="ttname"><a href="classOpenRaw_1_1Internals_1_1IFDEntry.html#a70f0bb2f502478b2a46de2ed76b21fdf">OpenRaw::Internals::IFDEntry::Ref</a></div><div class="ttdeci">boost::shared_ptr< IFDEntry > Ref</div><div class="ttdef"><b>Definition:</b> <a href="ifdentry_8h_source.html#l00122">ifdentry.h:122</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Fri Oct 17 2014 20:21:10 for libopenraw by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.8 </small></address> </body> </html>