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<title>Exiv2: Exiv2::Internal::TiffParserWorker Class Reference</title>
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<div class="navpath"><a class="el" href="namespaceExiv2.html">Exiv2</a>::<a class="el" href="namespaceExiv2_1_1Internal.html">Internal</a>::<a class="el" href="classExiv2_1_1Internal_1_1TiffParserWorker.html">TiffParserWorker</a>
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<h1>Exiv2::Internal::TiffParserWorker Class Reference</h1><!-- doxytag: class="Exiv2::Internal::TiffParserWorker" -->Stateless parser class for data in TIFF format. Images use this class to decode and encode TIFF-based data.
<a href="#_details">More...</a>
<p>
<code>#include <tiffimage_int.hpp></code>
<p>
<p>
<a href="classExiv2_1_1Internal_1_1TiffParserWorker-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <a class="el" href="namespaceExiv2.html#94c225faf6d6c611a3828fae1c28efa6">ByteOrder</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1TiffParserWorker.html#942f09d50e57072672cee2fd4bc29a11">decode</a> (<a class="el" href="classExiv2_1_1ExifData.html">ExifData</a> &exifData, <a class="el" href="classExiv2_1_1IptcData.html">IptcData</a> &iptcData, <a class="el" href="classExiv2_1_1XmpData.html">XmpData</a> &xmpData, const <a class="el" href="namespaceExiv2.html#16f60a5bd4207fe155f6cf93a15efa72">byte</a> *pData, uint32_t size, uint32_t root, <a class="el" href="namespaceExiv2_1_1Internal.html#35e8f395ab6580cb25a8d3b36bacb4d7">FindDecoderFct</a> findDecoderFct, <a class="el" href="classExiv2_1_1Internal_1_1TiffHeaderBase.html">TiffHeaderBase</a> *pHeader=0)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Decode TIFF metadata from a data buffer <em>pData</em> of length <em>size</em> into the provided metadata containers. <a href="#942f09d50e57072672cee2fd4bc29a11"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="eb7468a035e115d65b268daad4a2dc5e"></a><!-- doxytag: member="Exiv2::Internal::TiffParserWorker::encode" ref="eb7468a035e115d65b268daad4a2dc5e" args="(Blob &blob, const byte *pData, uint32_t size, const ExifData &exifData, const IptcData &iptcData, const XmpData &xmpData, uint32_t root, FindEncoderFct findEncoderFct, TiffHeaderBase *pHeader)" -->
static <a class="el" href="namespaceExiv2.html#abfd4f86ce5d686323498c42cfd6cde7">WriteMethod</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1TiffParserWorker.html#eb7468a035e115d65b268daad4a2dc5e">encode</a> (<a class="el" href="namespaceExiv2.html#6e7b9a2ef47caec919b15f1ae6ff4872">Blob</a> &blob, const <a class="el" href="namespaceExiv2.html#16f60a5bd4207fe155f6cf93a15efa72">byte</a> *pData, uint32_t size, const <a class="el" href="classExiv2_1_1ExifData.html">ExifData</a> &exifData, const <a class="el" href="classExiv2_1_1IptcData.html">IptcData</a> &iptcData, const <a class="el" href="classExiv2_1_1XmpData.html">XmpData</a> &xmpData, uint32_t root, <a class="el" href="namespaceExiv2_1_1Internal.html#91ee5bdd4a9efb772c5954a4ba430417">FindEncoderFct</a> findEncoderFct, <a class="el" href="classExiv2_1_1Internal_1_1TiffHeaderBase.html">TiffHeaderBase</a> *pHeader)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Encode TIFF metadata from the metadata containers into a memory block <em>blob</em>. <br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Stateless parser class for data in TIFF format. Images use this class to decode and encode TIFF-based data. <hr><h2>Member Function Documentation</h2>
<a class="anchor" name="942f09d50e57072672cee2fd4bc29a11"></a><!-- doxytag: member="Exiv2::Internal::TiffParserWorker::decode" ref="942f09d50e57072672cee2fd4bc29a11" args="(ExifData &exifData, IptcData &iptcData, XmpData &xmpData, const byte *pData, uint32_t size, uint32_t root, FindDecoderFct findDecoderFct, TiffHeaderBase *pHeader=0)" -->
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<td class="memname"><a class="el" href="namespaceExiv2.html#94c225faf6d6c611a3828fae1c28efa6">ByteOrder</a> Exiv2::Internal::TiffParserWorker::decode </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classExiv2_1_1ExifData.html">ExifData</a> & </td>
<td class="paramname"> <em>exifData</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classExiv2_1_1IptcData.html">IptcData</a> & </td>
<td class="paramname"> <em>iptcData</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classExiv2_1_1XmpData.html">XmpData</a> & </td>
<td class="paramname"> <em>xmpData</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="namespaceExiv2.html#16f60a5bd4207fe155f6cf93a15efa72">byte</a> * </td>
<td class="paramname"> <em>pData</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t </td>
<td class="paramname"> <em>size</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t </td>
<td class="paramname"> <em>root</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="namespaceExiv2_1_1Internal.html#35e8f395ab6580cb25a8d3b36bacb4d7">FindDecoderFct</a> </td>
<td class="paramname"> <em>findDecoderFct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classExiv2_1_1Internal_1_1TiffHeaderBase.html">TiffHeaderBase</a> * </td>
<td class="paramname"> <em>pHeader</em> = <code>0</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
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<div class="memdoc">
<p>
Decode TIFF metadata from a data buffer <em>pData</em> of length <em>size</em> into the provided metadata containers.
<p>
This is the entry point to access image data in TIFF format. The parser uses classes <a class="el" href="classExiv2_1_1Internal_1_1TiffHeader.html" title="Standard TIFF header structure.">TiffHeader</a> and the <a class="el" href="classExiv2_1_1Internal_1_1TiffComponent.html" title="Interface class for components of a TIFF directory hierarchy (Composite pattern)...">TiffComponent</a> and <a class="el" href="classExiv2_1_1Internal_1_1TiffVisitor.html" title="Abstract base class defining the interface for TIFF composite vistors (Visitor pattern)...">TiffVisitor</a> hierarchies.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>exifData</em> </td><td>Exif metadata container. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>iptcData</em> </td><td>IPTC metadata container. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>xmpData</em> </td><td>XMP metadata container. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>pData</em> </td><td>Pointer to the data buffer. Must point to data in TIFF format; no checks are performed. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>size</em> </td><td>Length of the data buffer. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>root</em> </td><td>Root tag of the TIFF tree for new TIFF components. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>findDecoderFct</em> </td><td>Function to access special decoding info. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>pHeader</em> </td><td>Optional pointer to a TIFF header. If not provided, a standard TIFF header is used.</td></tr>
</table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Byte order in which the data is encoded, invalidByteOrder if decoding failed. </dd></dl>
<p>References <a class="el" href="tiffimage_8cpp_source.html#l00900">Exiv2::Internal::TiffHeaderBase::byteOrder()</a>.</p>
</div>
</div><p>
<hr>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="tiffimage__int_8hpp.html">tiffimage_int.hpp</a><li>tiffimage.cpp</ul>
</div>
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