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| <a href="#libvips-morphology.synopsis" class="shortcut">Top</a> |
| | |
| <a href="#libvips-morphology.description" class="shortcut">Description</a> |
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| <div class="refentry" title="morphology"> |
| <a name="libvips-morphology"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="libvips-morphology.top_of_page"></a>morphology</span></h2> |
| <p>morphology — morphological operators, rank filters and related image |
| analysis</p> |
| </td> |
| <td valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1" title="Stability Level"> |
| <a name="libvips-morphology.stability-level"></a><h2>Stability Level</h2> |
| Stable, unless otherwise indicated |
| </div> |
| <div class="refsynopsisdiv" title="Synopsis"> |
| <a name="libvips-morphology.synopsis"></a><h2>Synopsis</h2> |
| <pre class="synopsis"> |
| #include <vips/vips.h> |
| |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-dilate" title="im_dilate ()">im_dilate</a> (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><a class="link" href="libvips-mask.html#INTMASK:CAPS" title="INTMASK"><span class="type">INTMASK</span></a> *m</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-erode" title="im_erode ()">im_erode</a> (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><a class="link" href="libvips-mask.html#INTMASK:CAPS" title="INTMASK"><span class="type">INTMASK</span></a> *m</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-rank" title="im_rank ()">im_rank</a> (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> xsize</code></em>, |
| <em class="parameter"><code><span class="type">int</span> ysize</code></em>, |
| <em class="parameter"><code><span class="type">int</span> order</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-rank-image" title="im_rank_image ()">im_rank_image</a> (<em class="parameter"><code><span class="type">IMAGE</span> **in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> n</code></em>, |
| <em class="parameter"><code><span class="type">int</span> index</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-maxvalue" title="im_maxvalue ()">im_maxvalue</a> (<em class="parameter"><code><span class="type">IMAGE</span> **in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> n</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-cntlines" title="im_cntlines ()">im_cntlines</a> (<em class="parameter"><code><span class="type">IMAGE</span> *im</code></em>, |
| <em class="parameter"><code><span class="type">double</span> *nolines</code></em>, |
| <em class="parameter"><code><span class="type">int</span> flag</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-zerox" title="im_zerox ()">im_zerox</a> (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> flag</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-profile" title="im_profile ()">im_profile</a> (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> dir</code></em>); |
| <span class="returnvalue">int</span> <a class="link" href="libvips-morphology.html#im-label-regions" title="im_label_regions ()">im_label_regions</a> (<em class="parameter"><code><span class="type">IMAGE</span> *test</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *mask</code></em>, |
| <em class="parameter"><code><span class="type">int</span> *segments</code></em>); |
| </pre> |
| </div> |
| <div class="refsect1" title="Description"> |
| <a name="libvips-morphology.description"></a><h2>Description</h2> |
| <p> |
| Erode, dilate, rank, count lines, number regions, etc. |
| </p> |
| </div> |
| <div class="refsect1" title="Details"> |
| <a name="libvips-morphology.details"></a><h2>Details</h2> |
| <div class="refsect2" title="im_dilate ()"> |
| <a name="im-dilate"></a><h3>im_dilate ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_dilate (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><a class="link" href="libvips-mask.html#INTMASK:CAPS" title="INTMASK"><span class="type">INTMASK</span></a> *m</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_erode ()"> |
| <a name="im-erode"></a><h3>im_erode ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_erode (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><a class="link" href="libvips-mask.html#INTMASK:CAPS" title="INTMASK"><span class="type">INTMASK</span></a> *m</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_rank ()"> |
| <a name="im-rank"></a><h3>im_rank ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_rank (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> xsize</code></em>, |
| <em class="parameter"><code><span class="type">int</span> ysize</code></em>, |
| <em class="parameter"><code><span class="type">int</span> order</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_rank_image ()"> |
| <a name="im-rank-image"></a><h3>im_rank_image ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_rank_image (<em class="parameter"><code><span class="type">IMAGE</span> **in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> n</code></em>, |
| <em class="parameter"><code><span class="type">int</span> index</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_maxvalue ()"> |
| <a name="im-maxvalue"></a><h3>im_maxvalue ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_maxvalue (<em class="parameter"><code><span class="type">IMAGE</span> **in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> n</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_cntlines ()"> |
| <a name="im-cntlines"></a><h3>im_cntlines ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_cntlines (<em class="parameter"><code><span class="type">IMAGE</span> *im</code></em>, |
| <em class="parameter"><code><span class="type">double</span> *nolines</code></em>, |
| <em class="parameter"><code><span class="type">int</span> flag</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_zerox ()"> |
| <a name="im-zerox"></a><h3>im_zerox ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_zerox (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> flag</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_profile ()"> |
| <a name="im-profile"></a><h3>im_profile ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_profile (<em class="parameter"><code><span class="type">IMAGE</span> *in</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *out</code></em>, |
| <em class="parameter"><code><span class="type">int</span> dir</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2" title="im_label_regions ()"> |
| <a name="im-label-regions"></a><h3>im_label_regions ()</h3> |
| <pre class="programlisting"><span class="returnvalue">int</span> im_label_regions (<em class="parameter"><code><span class="type">IMAGE</span> *test</code></em>, |
| <em class="parameter"><code><span class="type">IMAGE</span> *mask</code></em>, |
| <em class="parameter"><code><span class="type">int</span> *segments</code></em>);</pre> |
| </div> |
| </div> |
| <div class="refsect1" title="See Also"> |
| <a name="libvips-morphology.see-also"></a><h2>See Also</h2> |
| <a class="link" href="libvips-boolean.html" title="boolean">boolean</a> |
| </div> |
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