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  <section id="changes-in-tiff-v3-7-0beta2">
<h1>Changes in TIFF v3.7.0beta2<a class="headerlink" href="#changes-in-tiff-v3-7-0beta2" title="Permalink to this heading">¶</a></h1>
<table class="docutils align-default" id="id1">
<caption><span class="caption-text">References</span><a class="headerlink" href="#id1" title="Permalink to this table">¶</a></caption>
<tbody>
<tr class="row-odd"><td><p>Current Version</p></td>
<td><p>v3.7.0beta2 (<a class="reference external" href="https://gitlab.com/libtiff/libtiff/-/tags/Release-v3-7-0beta2">tag Release-v3-7-0beta2</a>)</p></td>
</tr>
<tr class="row-even"><td><p>Previous Version</p></td>
<td><p><a class="reference internal" href="v3.7.0beta.html"><span class="doc">v3.7.0beta</span></a></p></td>
</tr>
<tr class="row-odd"><td><p>Master Download Site</p></td>
<td><p><a class="reference external" href="https://download.osgeo.org/libtiff/">https://download.osgeo.org/libtiff/</a></p></td>
</tr>
<tr class="row-even"><td><p>Master HTTP Site</p></td>
<td><p><a class="reference external" href="http://www.simplesystems.org/libtiff/">http://www.simplesystems.org/libtiff/</a></p></td>
</tr>
</tbody>
</table>
<p>This document describes the changes made to the software between the
<em>previous</em> and <em>current</em> versions (see above).
If you don't find something listed here, then it was not done in this
timeframe, or it was not considered important enough to be mentioned.
The following information is located here:</p>
<section id="major-changes">
<h2>Major changes<a class="headerlink" href="#major-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>The code has been reviewed by Dmitry Levin: added checks
for values, returned by the space allocation functions, fixed
problems with the possible integer overflows.</p></li>
</ul>
</section>
<section id="software-configuration-changes">
<h2>Software configuration changes<a class="headerlink" href="#software-configuration-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>Several fixes in the test suite.</p></li>
</ul>
</section>
<section id="library-changes">
<h2>Library changes<a class="headerlink" href="#library-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>Preliminary support for BigTIFF files: now libtiff can
recognize and reject to open such images. ;-)</p></li>
<li><p><code class="file docutils literal notranslate"><span class="pre">libtiff/tif_dirinfo.c</span></code>: changed type of XMLPacket (tag 700) to
<code class="xref c c-enumerator docutils literal notranslate"><span class="pre">TIFF_BYTE</span></code> instead of <code class="xref c c-enumerator docutils literal notranslate"><span class="pre">TIFF_UNDEFINED</span></code> to comply with the info
in the Adobe XMP Specification.</p></li>
<li><p>Added many checks for integer overflow and for successful space
allocations in the different parts of library. Code review
completed by Dmitry V. Levin.</p></li>
<li><p><code class="file docutils literal notranslate"><span class="pre">libtiff/tiffio.h</span></code>, <code class="file docutils literal notranslate"><span class="pre">libtiff/tif_compress.c</span></code>: Added
<a class="reference internal" href="../functions/TIFFcodec.html#c.TIFFGetConfiguredCODECs" title="TIFFGetConfiguredCODECs"><code class="xref c c-func docutils literal notranslate"><span class="pre">TIFFGetConfiguredCODECs()</span></code></a> function to get the list of configured codecs.</p></li>
</ul>
</section>
<section id="tools-changes">
<h2>Tools changes<a class="headerlink" href="#tools-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p><code class="file docutils literal notranslate"><span class="pre">tiff2bw</span></code>: Write <code class="docutils literal notranslate"><span class="pre">ImageWidth</span></code>/<code class="docutils literal notranslate"><span class="pre">ImageHeight</span></code> tags to output file, as
noted by Gennady Khokhorin.</p></li>
</ul>
</section>
<section id="contributed-software-changes">
<h2>Contributed software changes<a class="headerlink" href="#contributed-software-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>No changes.</p></li>
</ul>
</section>
<section id="lzw-compression-kit-changes">
<h2>LZW compression kit changes<a class="headerlink" href="#lzw-compression-kit-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>This one is not longer needed.</p></li>
</ul>
</section>
</section>


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    <ul>
<li><a class="reference internal" href="#">Changes in TIFF v3.7.0beta2</a><ul>
<li><a class="reference internal" href="#major-changes">Major changes</a></li>
<li><a class="reference internal" href="#software-configuration-changes">Software configuration changes</a></li>
<li><a class="reference internal" href="#library-changes">Library changes</a></li>
<li><a class="reference internal" href="#tools-changes">Tools changes</a></li>
<li><a class="reference internal" href="#contributed-software-changes">Contributed software changes</a></li>
<li><a class="reference internal" href="#lzw-compression-kit-changes">LZW compression kit changes</a></li>
</ul>
</li>
</ul>

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