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<li class="navelem"><a class="el" href="namespaceExiv2.html">Exiv2</a></li><li class="navelem"><a class="el" href="classExiv2_1_1ExifThumbC.html">ExifThumbC</a></li> </ul>
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<div class="title">Exiv2::ExifThumbC Class Reference</div> </div>
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<p>Access to a Exif thumbnail image. This class provides higher level accessors to the thumbnail image that is optionally embedded in IFD1 of the Exif data. These methods do not write to the Exif metadata. Manipulators are provided in subclass <a class="el" href="classExiv2_1_1ExifThumb.html" title="Access and modify an Exif thumbnail image. This class implements manipulators to set and erase the th...">ExifThumb</a>.
<a href="classExiv2_1_1ExifThumbC.html#details">More...</a></p>
<p><code>#include <exif.hpp></code></p>
<div id="dynsection-0" onclick="return toggleVisibility(this)" class="dynheader closed" style="cursor:pointer;">
<img id="dynsection-0-trigger" src="closed.png" alt="+"/> Inheritance diagram for Exiv2::ExifThumbC:</div>
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<map name="Exiv2_1_1ExifThumbC_inherit__map" id="Exiv2_1_1ExifThumbC_inherit__map">
<area shape="rect" id="node2" href="classExiv2_1_1ExifThumb.html" title="Access and modify an Exif thumbnail image. This class implements manipulators to set and erase the th..." alt="" coords="10,80,193,107"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td colspan="2"><div class="groupHeader">Creators</div></td></tr>
<tr class="memitem:a47c5170242743d1dfd32a6d03527f7b7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a47c5170242743d1dfd32a6d03527f7b7"></a>
 </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1ExifThumbC.html#a47c5170242743d1dfd32a6d03527f7b7">ExifThumbC</a> (const <a class="el" href="classExiv2_1_1ExifData.html">ExifData</a> &exifData)</td></tr>
<tr class="memdesc:a47c5170242743d1dfd32a6d03527f7b7"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br /></td></tr>
<tr class="separator:a47c5170242743d1dfd32a6d03527f7b7"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Accessors</div></td></tr>
<tr class="memitem:a525866c326d9a6ef37e70a2bb644b207"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a525866c326d9a6ef37e70a2bb644b207"></a>
<a class="el" href="classExiv2_1_1DataBuf.html">DataBuf</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1ExifThumbC.html#a525866c326d9a6ef37e70a2bb644b207">copy</a> () const </td></tr>
<tr class="memdesc:a525866c326d9a6ef37e70a2bb644b207"><td class="mdescLeft"> </td><td class="mdescRight">Return the thumbnail image in a DataBuf. The caller owns the data buffer and DataBuf ensures that it will be deleted. <br /></td></tr>
<tr class="separator:a525866c326d9a6ef37e70a2bb644b207"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a28a632e5ca0be46d1348aec33d77d1ae"><td class="memItemLeft" align="right" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1ExifThumbC.html#a28a632e5ca0be46d1348aec33d77d1ae">writeFile</a> (const std::string &path) const </td></tr>
<tr class="memdesc:a28a632e5ca0be46d1348aec33d77d1ae"><td class="mdescLeft"> </td><td class="mdescRight">Write the thumbnail image to a file. <a href="#a28a632e5ca0be46d1348aec33d77d1ae">More...</a><br /></td></tr>
<tr class="separator:a28a632e5ca0be46d1348aec33d77d1ae"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1f28b40a8187381efdae3134e32b0c69"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1f28b40a8187381efdae3134e32b0c69"></a>
const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1ExifThumbC.html#a1f28b40a8187381efdae3134e32b0c69">mimeType</a> () const </td></tr>
<tr class="memdesc:a1f28b40a8187381efdae3134e32b0c69"><td class="mdescLeft"> </td><td class="mdescRight">Return the MIME type of the thumbnail, either <code>"image/tiff"</code> or <code>"image/jpeg"</code>. <br /></td></tr>
<tr class="separator:a1f28b40a8187381efdae3134e32b0c69"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab3f2980afb5524095ec39e6506119140"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab3f2980afb5524095ec39e6506119140"></a>
const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1ExifThumbC.html#ab3f2980afb5524095ec39e6506119140">extension</a> () const </td></tr>
<tr class="memdesc:ab3f2980afb5524095ec39e6506119140"><td class="mdescLeft"> </td><td class="mdescRight">Return the file extension for the format of the thumbnail (".tif" or ".jpg"). <br /></td></tr>
<tr class="separator:ab3f2980afb5524095ec39e6506119140"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Access to a Exif thumbnail image. This class provides higher level accessors to the thumbnail image that is optionally embedded in IFD1 of the Exif data. These methods do not write to the Exif metadata. Manipulators are provided in subclass <a class="el" href="classExiv2_1_1ExifThumb.html" title="Access and modify an Exif thumbnail image. This class implements manipulators to set and erase the th...">ExifThumb</a>. </p>
<dl class="section note"><dt>Note</dt><dd>Various other preview and thumbnail images may be contained in an image, depending on its format and the camera make and model. This class only provides access to the Exif thumbnail as specified in the Exif standard. </dd></dl>
</div><h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">long Exiv2::ExifThumbC::writeFile </td>
<td>(</td>
<td class="paramtype">const std::string & </td>
<td class="paramname"><em>path</em></td><td>)</td>
<td> const</td>
</tr>
</table>
</div><div class="memdoc">
<p>Write the thumbnail image to a file. </p>
<p>A filename extension is appended to <em>path</em> according to the image type of the thumbnail, so <em>path</em> should not include an extension. The function will overwrite an existing file of the same name.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">path</td><td>File name of the thumbnail without extension. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The number of bytes written. </dd></dl>
<p>References <a class="el" href="namespaceExiv2.html#a5153319711f35fe81cbc13f4b852450ca2d79fb07c9ec891f281968dad43c1e25">Exiv2::string</a>, and <a class="el" href="namespaceExiv2.html#a65c0189894e7563da9a932e9c826e761">Exiv2::writeFile()</a>.</p>
<p>Referenced by <a class="el" href="classAction_1_1Extract.html#adb8ff97d1933f2dcab9fd6457cca6d03">Action::Extract::writeThumbnail()</a>.</p>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="exif_8hpp.html">exif.hpp</a></li>
<li>exif.cpp</li>
</ul>
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