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<title>EXIF library (libexif) API: _ExifEntry Struct Reference</title>
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<div id="projectname">EXIF library (libexif) API <span id="projectnumber">0.6.20</span></div>
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<h1>_ExifEntry Struct Reference</h1> </div>
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<p>Data found in one EXIF tag.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="exif-entry_8h_source.html">exif-entry.h</a>></code></p>
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Collaboration diagram for _ExifEntry:</div>
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<div class="center"><img src="struct__ExifEntry__coll__graph.png" border="0" usemap="#__ExifEntry_coll__map" alt="Collaboration graph"/></div>
<map name="__ExifEntry_coll__map" id="__ExifEntry_coll__map">
<area shape="rect" id="node6" href="struct__ExifContent.html" title="_ExifContent" alt="" coords="115,293,213,323"/><area shape="rect" id="node18" href="struct__ExifMnoteData.html" title="_ExifMnoteData" alt="" coords="399,197,513,227"/><area shape="rect" id="node14" href="struct__ExifData.html" title="Represents the entire EXIF data found in an image." alt="" coords="192,389,272,419"/><area shape="rect" id="node20" href="struct__ExifMnoteDataMethods.html" title="_ExifMnoteDataMethods" alt="" coords="476,101,641,131"/></map>
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Data Fields</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa03a4dc9fa98c8bbc447c19a4d0536e9"></a><!-- doxytag: member="_ExifEntry::tag" ref="aa03a4dc9fa98c8bbc447c19a4d0536e9" args="" -->
<a class="el" href="exif-tag_8h.html#a1a0ded93d47585f6889eb546915d0f41">ExifTag</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#aa03a4dc9fa98c8bbc447c19a4d0536e9">tag</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">EXIF tag for this entry. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6129f19697eff3ab581e0a8455d9fbae"></a><!-- doxytag: member="_ExifEntry::format" ref="a6129f19697eff3ab581e0a8455d9fbae" args="" -->
<a class="el" href="exif-format_8h.html#a761152047d73b4a9fcdc4e2051b817d2">ExifFormat</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#a6129f19697eff3ab581e0a8455d9fbae">format</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Type of data in this entry. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned long </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#a4d1cd87a5c3f43b3d14b087a44582c06">components</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Number of elements in the array, if this is an array entry. <a href="#a4d1cd87a5c3f43b3d14b087a44582c06"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned char * </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#a7fd255a932578e60a5fbaac47d4362d4">data</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Pointer to the raw EXIF data for this entry. <a href="#a7fd255a932578e60a5fbaac47d4362d4"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#afee38ed13748497cc838b3c746ff8559">size</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Number of bytes in the buffer at <code>data</code>. <a href="#afee38ed13748497cc838b3c746ff8559"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct__ExifContent.html">ExifContent</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#a6a4cb064a2c7d60f3fd439e2b3cab2a6">parent</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="exif-content_8h.html#ac046cba2f9c5cfabf3ad443303090855" title="Holds all EXIF tags in a single IFD.">ExifContent</a> containing this entry. <a href="#a6a4cb064a2c7d60f3fd439e2b3cab2a6"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab596479b192bc474d77a98600d4201e2"></a><!-- doxytag: member="_ExifEntry::priv" ref="ab596479b192bc474d77a98600d4201e2" args="" -->
ExifEntryPrivate * </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__ExifEntry.html#ab596479b192bc474d77a98600d4201e2">priv</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Internal data to be used by libexif itself. <br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Data found in one EXIF tag. </p>
</div><hr/><h2>Field Documentation</h2>
<a class="anchor" id="a4d1cd87a5c3f43b3d14b087a44582c06"></a><!-- doxytag: member="_ExifEntry::components" ref="a4d1cd87a5c3f43b3d14b087a44582c06" args="" -->
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<td class="memname">unsigned long <a class="el" href="struct__ExifEntry.html#a4d1cd87a5c3f43b3d14b087a44582c06">_ExifEntry::components</a></td>
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<p>Number of elements in the array, if this is an array entry. </p>
<p>Contains 1 for non-array data types. </p>
<p>Referenced by <a class="el" href="exif-entry_8h.html#a6d607d079472d7f5eed040c8f081406a">exif_entry_dump()</a>, <a class="el" href="exif-entry_8h.html#a34e2cc8e5cbb928a55cd16de9ce71edf">exif_entry_fix()</a>, <a class="el" href="exif-entry_8h.html#a24425f48dd75ec56f9ac758aaa6ef9c4">exif_entry_get_value()</a>, and <a class="el" href="exif-entry_8h.html#ad7f9e3fd0fde760c332dfbef208589ed">exif_entry_initialize()</a>.</p>
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<a class="anchor" id="a7fd255a932578e60a5fbaac47d4362d4"></a><!-- doxytag: member="_ExifEntry::data" ref="a7fd255a932578e60a5fbaac47d4362d4" args="" -->
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<td class="memname">unsigned char* <a class="el" href="struct__ExifEntry.html#a7fd255a932578e60a5fbaac47d4362d4">_ExifEntry::data</a></td>
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<p>Pointer to the raw EXIF data for this entry. </p>
<p>It is allocated by <a class="el" href="exif-entry_8h.html#ad7f9e3fd0fde760c332dfbef208589ed" title="Initialize an empty ExifEntry with default data in the correct format for the given tag...">exif_entry_initialize</a> and is NULL beforehand. Data contained here may be manipulated using the functions in <a class="el" href="exif-utils_8h.html" title="EXIF data manipulation functions and types.">exif-utils.h</a> </p>
<p>Referenced by <a class="el" href="exif-entry_8h.html#a34e2cc8e5cbb928a55cd16de9ce71edf">exif_entry_fix()</a>, <a class="el" href="exif-entry_8h.html#a3ed3eba673475efc0625741cf5bf6d33">exif_entry_free()</a>, <a class="el" href="exif-entry_8h.html#a24425f48dd75ec56f9ac758aaa6ef9c4">exif_entry_get_value()</a>, and <a class="el" href="exif-entry_8h.html#ad7f9e3fd0fde760c332dfbef208589ed">exif_entry_initialize()</a>.</p>
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<a class="anchor" id="a6a4cb064a2c7d60f3fd439e2b3cab2a6"></a><!-- doxytag: member="_ExifEntry::parent" ref="a6a4cb064a2c7d60f3fd439e2b3cab2a6" args="" -->
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<td class="memname"><a class="el" href="struct__ExifContent.html">ExifContent</a>* <a class="el" href="struct__ExifEntry.html#a6a4cb064a2c7d60f3fd439e2b3cab2a6">_ExifEntry::parent</a></td>
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<p><a class="el" href="exif-content_8h.html#ac046cba2f9c5cfabf3ad443303090855" title="Holds all EXIF tags in a single IFD.">ExifContent</a> containing this entry. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="exif-entry_8h.html#ae12a25769109d2339461b48c65637a64" title="Return the IFD number of the given ExifEntry.">exif_entry_get_ifd</a> </dd></dl>
<p>Referenced by <a class="el" href="exif-content_8h.html#a89876388ea2f732f8c8cd2c8ef199908">exif_content_add_entry()</a>, <a class="el" href="exif-content_8h.html#a04f76832f82ea29ce05cd7c4e51932b1">exif_content_remove_entry()</a>, <a class="el" href="exif-entry_8h.html#a34e2cc8e5cbb928a55cd16de9ce71edf">exif_entry_fix()</a>, <a class="el" href="exif-entry_8h.html#a24425f48dd75ec56f9ac758aaa6ef9c4">exif_entry_get_value()</a>, and <a class="el" href="exif-entry_8h.html#ad7f9e3fd0fde760c332dfbef208589ed">exif_entry_initialize()</a>.</p>
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<a class="anchor" id="afee38ed13748497cc838b3c746ff8559"></a><!-- doxytag: member="_ExifEntry::size" ref="afee38ed13748497cc838b3c746ff8559" args="" -->
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<td class="memname">unsigned int <a class="el" href="struct__ExifEntry.html#afee38ed13748497cc838b3c746ff8559">_ExifEntry::size</a></td>
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<p>Number of bytes in the buffer at <code>data</code>. </p>
<p>This must be no less than exif_format_get_size(format)*components </p>
<p>Referenced by <a class="el" href="exif-entry_8h.html#a6d607d079472d7f5eed040c8f081406a">exif_entry_dump()</a>, <a class="el" href="exif-entry_8h.html#a34e2cc8e5cbb928a55cd16de9ce71edf">exif_entry_fix()</a>, <a class="el" href="exif-entry_8h.html#a24425f48dd75ec56f9ac758aaa6ef9c4">exif_entry_get_value()</a>, and <a class="el" href="exif-entry_8h.html#ad7f9e3fd0fde760c332dfbef208589ed">exif_entry_initialize()</a>.</p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>libexif/<a class="el" href="exif-entry_8h_source.html">exif-entry.h</a></li>
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