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<a class="el" href="dir_000000.html">include</a> » <a class="el" href="dir_000001.html">mpcdec</a></div>
<h1>requant.h</h1><a href="requant_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (c) 2005, The Musepack Development Team</span>
<a name="l00003"></a>00003 <span class="comment"> All rights reserved.</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> Redistribution and use in source and binary forms, with or without</span>
<a name="l00006"></a>00006 <span class="comment"> modification, are permitted provided that the following conditions are</span>
<a name="l00007"></a>00007 <span class="comment"> met:</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> * Redistributions of source code must retain the above copyright</span>
<a name="l00010"></a>00010 <span class="comment"> notice, this list of conditions and the following disclaimer.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment"> * Redistributions in binary form must reproduce the above</span>
<a name="l00013"></a>00013 <span class="comment"> copyright notice, this list of conditions and the following</span>
<a name="l00014"></a>00014 <span class="comment"> disclaimer in the documentation and/or other materials provided</span>
<a name="l00015"></a>00015 <span class="comment"> with the distribution.</span>
<a name="l00016"></a>00016 <span class="comment"></span>
<a name="l00017"></a>00017 <span class="comment"> * Neither the name of the The Musepack Development Team nor the</span>
<a name="l00018"></a>00018 <span class="comment"> names of its contributors may be used to endorse or promote</span>
<a name="l00019"></a>00019 <span class="comment"> products derived from this software without specific prior</span>
<a name="l00020"></a>00020 <span class="comment"> written permission.</span>
<a name="l00021"></a>00021 <span class="comment"></span>
<a name="l00022"></a>00022 <span class="comment"> THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span>
<a name="l00023"></a>00023 <span class="comment"> "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span>
<a name="l00024"></a>00024 <span class="comment"> LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span>
<a name="l00025"></a>00025 <span class="comment"> A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span>
<a name="l00026"></a>00026 <span class="comment"> OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span>
<a name="l00027"></a>00027 <span class="comment"> SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span>
<a name="l00028"></a>00028 <span class="comment"> LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span>
<a name="l00029"></a>00029 <span class="comment"> DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span>
<a name="l00030"></a>00030 <span class="comment"> THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span>
<a name="l00031"></a>00031 <span class="comment"> (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span>
<a name="l00032"></a>00032 <span class="comment"> OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00033"></a>00033 <span class="comment">*/</span>
<a name="l00034"></a>00034
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="preprocessor">#ifndef _mpcdec_requant_h</span>
<a name="l00039"></a><a class="code" href="requant_8h.html#a0">00039</a> <span class="preprocessor"></span><span class="preprocessor">#define _mpcdec_requant_h_</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include "<a class="code" href="mpcdec_8h.html">mpcdec.h</a>"</span>
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="comment">/* C O N S T A N T S */</span>
<a name="l00044"></a>00044 <span class="keyword">extern</span> <span class="keyword">const</span> mpc_uint32_t <a class="code" href="requant_8h.html#a3">Res_bit</a> [18]; <span class="comment">// bits per sample for chosen quantizer</span>
<a name="l00045"></a>00045 <span class="keyword">extern</span> <span class="keyword">const</span> <a class="code" href="math_8h.html#a16">MPC_SAMPLE_FORMAT</a> <a class="code" href="requant_8h.html#a4">__Cc</a> [1 + 18]; <span class="comment">// coefficients for requantization</span>
<a name="l00046"></a>00046 <span class="keyword">extern</span> <span class="keyword">const</span> mpc_int32_t <a class="code" href="requant_8h.html#a5">__Dc</a> [1 + 18]; <span class="comment">// offset for requantization</span>
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="requant_8h.html#a1">00048</a> <span class="preprocessor">#define Cc (__Cc + 1)</span>
<a name="l00049"></a><a class="code" href="requant_8h.html#a2">00049</a> <span class="preprocessor"></span><span class="preprocessor">#define Dc (__Dc + 1)</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span>
<a name="l00051"></a>00051 <span class="preprocessor">#endif // _mpcdec_requant_h_</span>
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