release/src/router/flac/doc/html/api/structFLAC____Subframe__LPC.html

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   3 <title>FLAC: FLAC__Subframe_LPC Struct Reference</title>
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   8 <h1>FLAC__Subframe_LPC Struct Reference<br>
   9 <small>
  10 [<a class="el" href="group__flac__format.html">FLAC/format.h: format components</a>]</small>
  11 </h1><code>#include &lt;<a class="el" href="format_8h-source.html">format.h</a>&gt;</code>
  12 <p>
  13 <a href="structFLAC____Subframe__LPC-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
  14 LPC subframe. (c.f. <a href="../format.html#subframe_lpc">format specification</a>)
  15 <p>
  16 <table border="0" cellpadding="0" cellspacing="0">
  17 <tr><td></td></tr>
  18 <tr><td colspan="2"><br><h2>Public Attributes</h2></td></tr>
  19 <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structFLAC____EntropyCodingMethod.html">FLAC__EntropyCodingMethod</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo0">entropy_coding_method</a></td></tr>
  20
  21 <tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo1">order</a></td></tr>
  22
  23 <tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo2">qlp_coeff_precision</a></td></tr>
  24
  25 <tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo3">quantization_level</a></td></tr>
  26
  27 <tr><td class="memItemLeft" nowrap align="right" valign="top">FLAC__int32&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo4">qlp_coeff</a> [FLAC__MAX_LPC_ORDER]</td></tr>
  28
  29 <tr><td class="memItemLeft" nowrap align="right" valign="top">FLAC__int32&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo5">warmup</a> [FLAC__MAX_LPC_ORDER]</td></tr>
  30
  31 <tr><td class="memItemLeft" nowrap align="right" valign="top">const FLAC__int32 *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo6">residual</a></td></tr>
  32
  33 </table>
  34 <hr><h2>Member Data Documentation</h2>
  35 <a class="anchor" name="FLAC____Subframe__LPCo0" doxytag="FLAC__Subframe_LPC::entropy_coding_method"></a><p>
  36 <table class="mdTable" cellpadding="2" cellspacing="0">
  37   <tr>
  38     <td class="mdRow">
  39       <table cellpadding="0" cellspacing="0" border="0">
  40         <tr>
  41           <td class="md" nowrap valign="top"><a class="el" href="structFLAC____EntropyCodingMethod.html">FLAC__EntropyCodingMethod</a> <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo0">FLAC__Subframe_LPC::entropy_coding_method</a>          </td>
  42         </tr>
  43       </table>
  44     </td>
  45   </tr>
  46 </table>
  47 <table cellspacing="5" cellpadding="0" border="0">
  48   <tr>
  49     <td>
  50       &nbsp;
  51     </td>
  52     <td>
  53
  54 <p>
  55 The residual coding method.     </td>
  56   </tr>
  57 </table>
  58 <a class="anchor" name="FLAC____Subframe__LPCo1" doxytag="FLAC__Subframe_LPC::order"></a><p>
  59 <table class="mdTable" cellpadding="2" cellspacing="0">
  60   <tr>
  61     <td class="mdRow">
  62       <table cellpadding="0" cellspacing="0" border="0">
  63         <tr>
  64           <td class="md" nowrap valign="top">unsigned <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo1">FLAC__Subframe_LPC::order</a>          </td>
  65         </tr>
  66       </table>
  67     </td>
  68   </tr>
  69 </table>
  70 <table cellspacing="5" cellpadding="0" border="0">
  71   <tr>
  72     <td>
  73       &nbsp;
  74     </td>
  75     <td>
  76
  77 <p>
  78 The FIR order.     </td>
  79   </tr>
  80 </table>
  81 <a class="anchor" name="FLAC____Subframe__LPCo2" doxytag="FLAC__Subframe_LPC::qlp_coeff_precision"></a><p>
  82 <table class="mdTable" cellpadding="2" cellspacing="0">
  83   <tr>
  84     <td class="mdRow">
  85       <table cellpadding="0" cellspacing="0" border="0">
  86         <tr>
  87           <td class="md" nowrap valign="top">unsigned <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo2">FLAC__Subframe_LPC::qlp_coeff_precision</a>          </td>
  88         </tr>
  89       </table>
  90     </td>
  91   </tr>
  92 </table>
  93 <table cellspacing="5" cellpadding="0" border="0">
  94   <tr>
  95     <td>
  96       &nbsp;
  97     </td>
  98     <td>
  99
 100 <p>
 101 Quantized FIR filter coefficient precision in bits.     </td>
 102   </tr>
 103 </table>
 104 <a class="anchor" name="FLAC____Subframe__LPCo3" doxytag="FLAC__Subframe_LPC::quantization_level"></a><p>
 105 <table class="mdTable" cellpadding="2" cellspacing="0">
 106   <tr>
 107     <td class="mdRow">
 108       <table cellpadding="0" cellspacing="0" border="0">
 109         <tr>
 110           <td class="md" nowrap valign="top">int <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo3">FLAC__Subframe_LPC::quantization_level</a>          </td>
 111         </tr>
 112       </table>
 113     </td>
 114   </tr>
 115 </table>
 116 <table cellspacing="5" cellpadding="0" border="0">
 117   <tr>
 118     <td>
 119       &nbsp;
 120     </td>
 121     <td>
 122
 123 <p>
 124 The qlp coeff shift needed.     </td>
 125   </tr>
 126 </table>
 127 <a class="anchor" name="FLAC____Subframe__LPCo4" doxytag="FLAC__Subframe_LPC::qlp_coeff"></a><p>
 128 <table class="mdTable" cellpadding="2" cellspacing="0">
 129   <tr>
 130     <td class="mdRow">
 131       <table cellpadding="0" cellspacing="0" border="0">
 132         <tr>
 133           <td class="md" nowrap valign="top">FLAC__int32 <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo4">FLAC__Subframe_LPC::qlp_coeff</a>[FLAC__MAX_LPC_ORDER]          </td>
 134         </tr>
 135       </table>
 136     </td>
 137   </tr>
 138 </table>
 139 <table cellspacing="5" cellpadding="0" border="0">
 140   <tr>
 141     <td>
 142       &nbsp;
 143     </td>
 144     <td>
 145
 146 <p>
 147 FIR filter coefficients.     </td>
 148   </tr>
 149 </table>
 150 <a class="anchor" name="FLAC____Subframe__LPCo5" doxytag="FLAC__Subframe_LPC::warmup"></a><p>
 151 <table class="mdTable" cellpadding="2" cellspacing="0">
 152   <tr>
 153     <td class="mdRow">
 154       <table cellpadding="0" cellspacing="0" border="0">
 155         <tr>
 156           <td class="md" nowrap valign="top">FLAC__int32 <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo5">FLAC__Subframe_LPC::warmup</a>[FLAC__MAX_LPC_ORDER]          </td>
 157         </tr>
 158       </table>
 159     </td>
 160   </tr>
 161 </table>
 162 <table cellspacing="5" cellpadding="0" border="0">
 163   <tr>
 164     <td>
 165       &nbsp;
 166     </td>
 167     <td>
 168
 169 <p>
 170 Warmup samples to prime the predictor, length == order.     </td>
 171   </tr>
 172 </table>
 173 <a class="anchor" name="FLAC____Subframe__LPCo6" doxytag="FLAC__Subframe_LPC::residual"></a><p>
 174 <table class="mdTable" cellpadding="2" cellspacing="0">
 175   <tr>
 176     <td class="mdRow">
 177       <table cellpadding="0" cellspacing="0" border="0">
 178         <tr>
 179           <td class="md" nowrap valign="top">const FLAC__int32* <a class="el" href="structFLAC____Subframe__LPC.html#FLAC____Subframe__LPCo6">FLAC__Subframe_LPC::residual</a>          </td>
 180         </tr>
 181       </table>
 182     </td>
 183   </tr>
 184 </table>
 185 <table cellspacing="5" cellpadding="0" border="0">
 186   <tr>
 187     <td>
 188       &nbsp;
 189     </td>
 190     <td>
 191
 192 <p>
 193 The residual signal, length == (blocksize minus order) samples.     </td>
 194   </tr>
 195 </table>
 196 <hr>The documentation for this struct was generated from the following file:<ul>
 197 <li>include/FLAC/<a class="el" href="format_8h-source.html">format.h</a></ul>
 198
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