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<title>Exiv2: crwimage_int.hpp File Reference</title>
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<h1>crwimage_int.hpp File Reference</h1>Internal classes to support CRW/CIFF format.
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<p>
<code>#include "<a class="el" href="types_8hpp.html">types.hpp</a>"</code><br>
<code>#include "<a class="el" href="image_8hpp.html">image.hpp</a>"</code><br>
<code>#include "<a class="el" href="basicio_8hpp.html">basicio.hpp</a>"</code><br>
<code>#include <iosfwd></code><br>
<code>#include <string></code><br>
<code>#include <vector></code><br>
<code>#include <stack></code><br>
<p>
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Include dependency graph for crwimage_int.hpp:</div>
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<p><center><img src="crwimage__int_8hpp__incl.png" border="0" usemap="#crwimage_int.hpp_map" alt=""></center>
<map name="crwimage_int.hpp_map">
<area shape="rect" id="node3" href="types_8hpp.html" title="Type definitions for Exiv2 and related functionality." alt="" coords="693,528,805,555"><area shape="rect" id="node21" href="image_8hpp.html" title="Class Image, defining the interface for all Image subclasses." alt="" coords="1355,80,1467,107"><area shape="rect" id="node24" href="basicio_8hpp.html" title="Simple binary IO abstraction." alt="" coords="939,453,1069,480"><area shape="rect" id="node5" href="version_8hpp.html" title="Precompiler define and a function to test the Exiv2 version. References: Similar..." alt="" coords="539,603,669,629"><area shape="rect" id="node32" href="exif_8hpp.html" title="Encoding and decoding of Exif data." alt="" coords="1644,229,1745,256"><area shape="rect" id="node66" href="iptc_8hpp.html" title="Encoding and decoding of IPTC data." alt="" coords="987,229,1088,256"><area shape="rect" id="node88" href="xmp_8hpp.html" title="Encoding and decoding of XMP data." alt="" coords="1365,155,1456,181"><area shape="rect" id="node34" href="metadatum_8hpp.html" title="Provides abstract base classes Metadatum and Key." alt="" coords="1372,379,1524,405"><area shape="rect" id="node37" href="value_8hpp.html" title="Value interface and concrete subclasses." alt="" coords="1700,453,1812,480"><area shape="rect" id="node52" href="tags_8hpp.html" title="Exif tag and type information." alt="" coords="1575,304,1676,331"><area shape="rect" id="node70" href="error_8hpp.html" title="Error class for exceptions." alt="" coords="195,453,307,480"><area shape="rect" id="node78" href="datasets_8hpp.html" title="IPTC dataset and type information." alt="" coords="852,304,993,331"><area shape="rect" id="node91" href="properties_8hpp.html" title="XMP property and type information. References:  XMP Specification from Adobe (Property..." alt="" coords="1255,229,1415,256"></map>
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<table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Classes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1CiffComponent.html">Exiv2::Internal::CiffComponent</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Interface class for components of the CIFF directory hierarchy of a CRW (Canon Raw data) image. Both CIFF directories as well as entries implement this interface. This class is implemented as NVI (non-virtual interface). <a href="classExiv2_1_1Internal_1_1CiffComponent.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1CiffEntry.html">Exiv2::Internal::CiffEntry</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This class models one directory entry of a CIFF directory of a CRW (Canon Raw data) image. <a href="classExiv2_1_1Internal_1_1CiffEntry.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1CiffDirectory.html">Exiv2::Internal::CiffDirectory</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This class models a CIFF directory of a CRW (Canon Raw data) image. <a href="classExiv2_1_1Internal_1_1CiffDirectory.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1CiffHeader.html">Exiv2::Internal::CiffHeader</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This class models the header of a CRW (Canon Raw data) image. It is the head of a CIFF parse tree, consisting of <a class="el" href="classExiv2_1_1Internal_1_1CiffDirectory.html" title="This class models a CIFF directory of a CRW (Canon Raw data) image.">CiffDirectory</a> and <a class="el" href="classExiv2_1_1Internal_1_1CiffEntry.html" title="This class models one directory entry of a CIFF directory of a CRW (Canon Raw data)...">CiffEntry</a> objects. Most of its methods will walk the parse tree to perform the requested action. <a href="classExiv2_1_1Internal_1_1CiffHeader.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structExiv2_1_1Internal_1_1CrwSubDir.html">Exiv2::Internal::CrwSubDir</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Structure for the CIFF directory hierarchy. <a href="structExiv2_1_1Internal_1_1CrwSubDir.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structExiv2_1_1Internal_1_1CrwMapping.html">Exiv2::Internal::CrwMapping</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Structure for a mapping table for conversion of CIFF entries to image metadata and vice versa. <a href="structExiv2_1_1Internal_1_1CrwMapping.html#_details">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">class </td><td class="memItemRight" valign="bottom"><a class="el" href="classExiv2_1_1Internal_1_1CrwMap.html">Exiv2::Internal::CrwMap</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Static class providing mapping functionality from CRW entries to image metadata and vice versa. <a href="classExiv2_1_1Internal_1_1CrwMap.html#_details">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Namespaces</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">namespace </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2.html">Exiv2</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Provides classes and functions to encode and decode Exif and Iptc data. The <b>libexiv2</b> API consists of the objects of this namespace. <br></td></tr>
<p>
<tr><td class="memItemLeft" nowrap align="right" valign="top">namespace </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html">Exiv2::Internal</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Contains internal objects which are not published and are not part of the <b>libexiv2</b> API. <br></td></tr>
<p>
<tr><td colspan="2"><br><h2>Typedefs</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c4a86faf418d2b629ed97de305b629e2"></a><!-- doxytag: member="crwimage_int.hpp::CrwDecodeFct" ref="c4a86faf418d2b629ed97de305b629e2" args=")(const CiffComponent &, const CrwMapping *, Image &, ByteOrder)" -->
typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html#c4a86faf418d2b629ed97de305b629e2">Exiv2::Internal::CrwDecodeFct</a> )(const CiffComponent &, const CrwMapping *, Image &, ByteOrder)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Function pointer for functions to decode Exif tags from a CRW entry. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="4556cb25102656648c8c4d6a06990b0d"></a><!-- doxytag: member="crwimage_int.hpp::CrwEncodeFct" ref="4556cb25102656648c8c4d6a06990b0d" args=")(const Image &, const CrwMapping *, CiffHeader *)" -->
typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html#4556cb25102656648c8c4d6a06990b0d">Exiv2::Internal::CrwEncodeFct</a> )(const Image &, const CrwMapping *, CiffHeader *)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Function pointer for functions to encode CRW entries from Exif tags. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a296ba0574089411f0b5f2ab9c8fab27"></a><!-- doxytag: member="crwimage_int.hpp::CrwDirs" ref="a296ba0574089411f0b5f2ab9c8fab27" args="" -->
typedef std::stack< CrwSubDir > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html#a296ba0574089411f0b5f2ab9c8fab27">Exiv2::Internal::CrwDirs</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Stack to hold a path of CRW directories. <br></td></tr>
<tr><td colspan="2"><br><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html#8e444d08b1880dabd0190afdacdb42a9">Exiv2::Internal::DataLocId</a> { <b>invalidDataLocId</b>,
<b>valueData</b>,
<b>directoryData</b>,
<b>lastDataLocId</b>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Type to identify where the data is stored in a directory. <br></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="410460f90daa87c9a9a16639b2a2b21f"></a><!-- doxytag: member="crwimage_int.hpp::packIfdId" ref="410460f90daa87c9a9a16639b2a2b21f" args="(const ExifData &exifData, IfdId ifdId, ByteOrder byteOrder)" -->
DataBuf </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceExiv2_1_1Internal.html#410460f90daa87c9a9a16639b2a2b21f">Exiv2::Internal::packIfdId</a> (const ExifData &exifData, IfdId ifdId, ByteOrder byteOrder)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Pack the tag values of all <em>ifdId</em> tags in <em>exifData</em> into a data buffer. This function is used to pack Canon Camera Settings1,2 and Custom Function tags. <br></td></tr>
</table>
<hr><h2>Detailed Description</h2>
Internal classes to support CRW/CIFF format.
<p>
<dl class="version" compact><dt><b>Version:</b></dt><dd></dd></dl>
<dl class="rcs" compact><dt><b>Rev</b></dt><dd>1750 </dd></dl>
<dl class="author" compact><dt><b>Author:</b></dt><dd>Andreas Huggel (ahu) <a href="mailto:ahuggel@gmx.net">ahuggel@gmx.net</a> </dd></dl>
<dl class="date" compact><dt><b>Date:</b></dt><dd>28-Aug-05, ahu: created </dd></dl>
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