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   8 <title>OpenJPEG: INVERT - Implementation of a matrix inversion</title>
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  21    <div id="projectname">OpenJPEG
  22    &#160;<span id="projectnumber">2.3.1</span>
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  42 <div class="title">INVERT - Implementation of a matrix inversion</div>  </div>
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  44 <div class="contents">
  45 <table class="memberdecls">
  46 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
  47 Exported functions</h2></td></tr>
  48 <tr class="memitem:ga7a19282d629041177b0c0fdf8a039b08"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_n_v_e_r_t.html#ga7a19282d629041177b0c0fdf8a039b08">opj_matrix_inversion_f</a> (<a class="el" href="openjpeg_8h.html#a62c71ae712322de0bef73cebae23fa04">OPJ_FLOAT32</a> *pSrcMatrix, <a class="el" href="openjpeg_8h.html#a62c71ae712322de0bef73cebae23fa04">OPJ_FLOAT32</a> *pDestMatrix, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> nb_compo)</td></tr>
  49 <tr class="memdesc:ga7a19282d629041177b0c0fdf8a039b08"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculates a n x n double matrix inversion with a LUP method.  <a href="#ga7a19282d629041177b0c0fdf8a039b08">More...</a><br /></td></tr>
  50 <tr class="separator:ga7a19282d629041177b0c0fdf8a039b08"><td class="memSeparator" colspan="2">&#160;</td></tr>
  51 </table>
  52 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  53 <h2 class="groupheader">Function Documentation</h2>
  54 <a id="ga7a19282d629041177b0c0fdf8a039b08"></a>
  55 <h2 class="memtitle"><span class="permalink"><a href="#ga7a19282d629041177b0c0fdf8a039b08">&#9670;&nbsp;</a></span>opj_matrix_inversion_f()</h2>
  56
  57 <div class="memitem">
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  61           <td class="memname"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> opj_matrix_inversion_f </td>
  62           <td>(</td>
  63           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a62c71ae712322de0bef73cebae23fa04">OPJ_FLOAT32</a> *&#160;</td>
  64           <td class="paramname"><em>pSrcMatrix</em>, </td>
  65         </tr>
  66         <tr>
  67           <td class="paramkey"></td>
  68           <td></td>
  69           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a62c71ae712322de0bef73cebae23fa04">OPJ_FLOAT32</a> *&#160;</td>
  70           <td class="paramname"><em>pDestMatrix</em>, </td>
  71         </tr>
  72         <tr>
  73           <td class="paramkey"></td>
  74           <td></td>
  75           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
  76           <td class="paramname"><em>nb_compo</em>&#160;</td>
  77         </tr>
  78         <tr>
  79           <td></td>
  80           <td>)</td>
  81           <td></td><td></td>
  82         </tr>
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  85
  86 <p>Calculates a n x n double matrix inversion with a LUP method. </p>
  87 <p>Data is aligned, rows after rows (or columns after columns). The function does not take ownership of any memory block, data must be fred by the user.</p>
  88 <dl class="params"><dt>Parameters</dt><dd>
  89   <table class="params">
  90     <tr><td class="paramname">pSrcMatrix</td><td>the matrix to invert. </td></tr>
  91     <tr><td class="paramname">pDestMatrix</td><td>data to store the inverted matrix. </td></tr>
  92     <tr><td class="paramname">nb_compo</td><td>size of the matrix </td></tr>
  93   </table>
  94   </dd>
  95 </dl>
  96 <dl class="section return"><dt>Returns</dt><dd>OPJ_TRUE if the inversion is successful, OPJ_FALSE if the matrix is singular.</dd></dl>
  97 <p>Calculates a n x n double matrix inversion with a LUP method. </p>
  98
  99 <p class="reference">References <a class="el" href="openjpeg_8h.html#ac672bfd7db39c609e828acb07a321964">OPJ_FALSE</a>, <a class="el" href="group___m_i_s_c.html#ga2bd00e2482ae36197631bde0665cfdfe">opj_free()</a>, <a class="el" href="invert_8c.html#a40666080ced941508395998c700a4b70">opj_lupDecompose()</a>, <a class="el" href="invert_8c.html#a88339411e582e3c36af4b808df8561e4">opj_lupInvert()</a>, <a class="el" href="group___m_i_s_c.html#ga49c70931cbed786f6eef5f095bcb2917">opj_malloc()</a>, and <a class="el" href="openjpeg_8h.html#a04830036d767cba56cbf5ae5bdc481d3">OPJ_TRUE</a>.</p>
 100
 101 <p class="reference">Referenced by <a class="el" href="group___j2_k.html#ga4a6561d0899d91b38099da38814cbe86">opj_j2k_setup_encoder()</a>.</p>
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