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  52   <div class="headertitle">
  53 <h1>arm_dct4_instance_q15 Struct Reference</h1>  </div>
  54 </div>
  55 <div class="contents">
  56 <!-- doxytag: class="arm_dct4_instance_q15" -->
  57 <p>Instance structure for the Q15 DCT4/IDCT4 function.
  58 <a href="#_details">More...</a></p>
  59
  60 <p><code>#include &lt;<a class="el" href="arm__math_8h_source.html">arm_math.h</a>&gt;</code></p>
  61 <table class="memberdecls">
  62 <tr><td colspan="2"><h2><a name="pub-attribs"></a>
  63 Data Fields</h2></td></tr>
  64 <tr><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a53d24009bb9b2e93d0aa07db7f1a6c25">N</a></td></tr>
  65 <tr><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#af43dcbbc2fc661ffbc525afe3dcbd7da">Nby2</a></td></tr>
  66 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a197098140d68e89a08f7a249003a0b86">normalize</a></td></tr>
  67 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#abc6c847e9f906781e1d5da40e9aafa76">pTwiddle</a></td></tr>
  68 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#ac76df681b1bd502fb4874c06f055dded">pCosFactor</a></td></tr>
  69 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__rfft__instance__q15.html">arm_rfft_instance_q15</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a11cf95c1cd9dd2dd5e4b81b8f88dc208">pRfft</a></td></tr>
  70 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__cfft__radix4__instance__q15.html">arm_cfft_radix4_instance_q15</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a7284932ee8c36107c33815eb62eadffc">pCfft</a></td></tr>
  71 </table>
  72 <hr/><a name="_details"></a><h2>Detailed Description</h2>
  73 <p>Instance structure for the Q15 DCT4/IDCT4 function. </p>
  74
  75 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02388">2388</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
  76 <hr/><h2>Field Documentation</h2>
  77 <a class="anchor" id="a53d24009bb9b2e93d0aa07db7f1a6c25"></a><!-- doxytag: member="arm_dct4_instance_q15::N" ref="a53d24009bb9b2e93d0aa07db7f1a6c25" args="" -->
  78 <div class="memitem">
  79 <div class="memproto">
  80       <table class="memname">
  81         <tr>
  82           <td class="memname">uint16_t <a class="el" href="structarm__dct4__instance__q15.html#a53d24009bb9b2e93d0aa07db7f1a6c25">arm_dct4_instance_q15::N</a></td>
  83         </tr>
  84       </table>
  85 </div>
  86 <div class="memdoc">
  87 <p>length of the DCT4. </p>
  88
  89 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02390">2390</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
  90
  91 </div>
  92 </div>
  93 <a class="anchor" id="af43dcbbc2fc661ffbc525afe3dcbd7da"></a><!-- doxytag: member="arm_dct4_instance_q15::Nby2" ref="af43dcbbc2fc661ffbc525afe3dcbd7da" args="" -->
  94 <div class="memitem">
  95 <div class="memproto">
  96       <table class="memname">
  97         <tr>
  98           <td class="memname">uint16_t <a class="el" href="structarm__dct4__instance__q15.html#af43dcbbc2fc661ffbc525afe3dcbd7da">arm_dct4_instance_q15::Nby2</a></td>
  99         </tr>
 100       </table>
 101 </div>
 102 <div class="memdoc">
 103 <p>half of the length of the DCT4. </p>
 104
 105 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02391">2391</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 106
 107 </div>
 108 </div>
 109 <a class="anchor" id="a197098140d68e89a08f7a249003a0b86"></a><!-- doxytag: member="arm_dct4_instance_q15::normalize" ref="a197098140d68e89a08f7a249003a0b86" args="" -->
 110 <div class="memitem">
 111 <div class="memproto">
 112       <table class="memname">
 113         <tr>
 114           <td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> <a class="el" href="structarm__dct4__instance__q15.html#a197098140d68e89a08f7a249003a0b86">arm_dct4_instance_q15::normalize</a></td>
 115         </tr>
 116       </table>
 117 </div>
 118 <div class="memdoc">
 119 <p>normalizing factor. </p>
 120
 121 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02392">2392</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 122
 123 </div>
 124 </div>
 125 <a class="anchor" id="abc6c847e9f906781e1d5da40e9aafa76"></a><!-- doxytag: member="arm_dct4_instance_q15::pTwiddle" ref="abc6c847e9f906781e1d5da40e9aafa76" args="" -->
 126 <div class="memitem">
 127 <div class="memproto">
 128       <table class="memname">
 129         <tr>
 130           <td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* <a class="el" href="structarm__dct4__instance__q15.html#abc6c847e9f906781e1d5da40e9aafa76">arm_dct4_instance_q15::pTwiddle</a></td>
 131         </tr>
 132       </table>
 133 </div>
 134 <div class="memdoc">
 135 <p>points to the twiddle factor table. </p>
 136
 137 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02393">2393</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 138
 139 </div>
 140 </div>
 141 <a class="anchor" id="ac76df681b1bd502fb4874c06f055dded"></a><!-- doxytag: member="arm_dct4_instance_q15::pCosFactor" ref="ac76df681b1bd502fb4874c06f055dded" args="" -->
 142 <div class="memitem">
 143 <div class="memproto">
 144       <table class="memname">
 145         <tr>
 146           <td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* <a class="el" href="structarm__dct4__instance__q15.html#ac76df681b1bd502fb4874c06f055dded">arm_dct4_instance_q15::pCosFactor</a></td>
 147         </tr>
 148       </table>
 149 </div>
 150 <div class="memdoc">
 151 <p>points to the cosFactor table. </p>
 152
 153 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02394">2394</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 154
 155 </div>
 156 </div>
 157 <a class="anchor" id="a11cf95c1cd9dd2dd5e4b81b8f88dc208"></a><!-- doxytag: member="arm_dct4_instance_q15::pRfft" ref="a11cf95c1cd9dd2dd5e4b81b8f88dc208" args="" -->
 158 <div class="memitem">
 159 <div class="memproto">
 160       <table class="memname">
 161         <tr>
 162           <td class="memname"><a class="el" href="structarm__rfft__instance__q15.html">arm_rfft_instance_q15</a>* <a class="el" href="structarm__dct4__instance__q15.html#a11cf95c1cd9dd2dd5e4b81b8f88dc208">arm_dct4_instance_q15::pRfft</a></td>
 163         </tr>
 164       </table>
 165 </div>
 166 <div class="memdoc">
 167 <p>points to the real FFT instance. </p>
 168
 169 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02395">2395</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 170
 171 </div>
 172 </div>
 173 <a class="anchor" id="a7284932ee8c36107c33815eb62eadffc"></a><!-- doxytag: member="arm_dct4_instance_q15::pCfft" ref="a7284932ee8c36107c33815eb62eadffc" args="" -->
 174 <div class="memitem">
 175 <div class="memproto">
 176       <table class="memname">
 177         <tr>
 178           <td class="memname"><a class="el" href="structarm__cfft__radix4__instance__q15.html">arm_cfft_radix4_instance_q15</a>* <a class="el" href="structarm__dct4__instance__q15.html#a7284932ee8c36107c33815eb62eadffc">arm_dct4_instance_q15::pCfft</a></td>
 179         </tr>
 180       </table>
 181 </div>
 182 <div class="memdoc">
 183 <p>points to the complex FFT instance. </p>
 184
 185 <p>Definition at line <a class="el" href="arm__math_8h_source.html#l02396">2396</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p>
 186
 187 </div>
 188 </div>
 189 <hr/>The documentation for this struct was generated from the following file:<ul>
 190 <li><a class="el" href="arm__math_8h_source.html">arm_math.h</a></li>
 191 </ul>
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 207 <hr class="footer"/><address class="footer"><small>Generated on Fri Jul 15 2011 13:16:22 for CMSIS DSP Software Library by&#160;
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