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<h1>include/sphinxbase/mulaw.h</h1> </div>
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<a href="mulaw_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/* ====================================================================</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 1999-2001 Carnegie Mellon University. All rights</span>
<a name="l00004"></a>00004 <span class="comment"> * reserved.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
<a name="l00007"></a>00007 <span class="comment"> * modification, are permitted provided that the following conditions</span>
<a name="l00008"></a>00008 <span class="comment"> * are met:</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span>
<a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span>
<a name="l00014"></a>00014 <span class="comment"> * notice, this list of conditions and the following disclaimer in</span>
<a name="l00015"></a>00015 <span class="comment"> * the documentation and/or other materials provided with the</span>
<a name="l00016"></a>00016 <span class="comment"> * distribution.</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span>
<a name="l00019"></a>00019 <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span>
<a name="l00020"></a>00020 <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span>
<a name="l00023"></a>00023 <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span>
<a name="l00024"></a>00024 <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
<a name="l00025"></a>00025 <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span>
<a name="l00026"></a>00026 <span class="comment"> * NOR ITS EMPLOYEES 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 <span class="comment"> * ====================================================================</span>
<a name="l00035"></a>00035 <span class="comment"> *</span>
<a name="l00036"></a>00036 <span class="comment"> */</span>
<a name="l00037"></a>00037 <span class="comment">/*</span>
<a name="l00038"></a>00038 <span class="comment"> * muLaw.h -- Table for converting mu-law data into 16-bit linear PCM format.</span>
<a name="l00039"></a>00039 <span class="comment"> *</span>
<a name="l00040"></a>00040 <span class="comment"> * **********************************************</span>
<a name="l00041"></a>00041 <span class="comment"> * CMU ARPA Speech Project</span>
<a name="l00042"></a>00042 <span class="comment"> *</span>
<a name="l00043"></a>00043 <span class="comment"> * Copyright (c) 1996 Carnegie Mellon University.</span>
<a name="l00044"></a>00044 <span class="comment"> * ALL RIGHTS RESERVED.</span>
<a name="l00045"></a>00045 <span class="comment"> * **********************************************</span>
<a name="l00046"></a>00046 <span class="comment"> * </span>
<a name="l00047"></a>00047 <span class="comment"> * HISTORY</span>
<a name="l00048"></a>00048 <span class="comment"> * </span>
<a name="l00049"></a>00049 <span class="comment"> * 21-Jul-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University</span>
<a name="l00050"></a>00050 <span class="comment"> * Created from Sunil Issar's version.</span>
<a name="l00051"></a>00051 <span class="comment"> */</span>
<a name="l00052"></a>00052
<a name="l00059"></a>00059 <span class="preprocessor">#ifndef _MULAW_H_</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#define _MULAW_H_</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span>
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keyword">static</span> int16 muLaw[256] = {
<a name="l00064"></a>00064 -0x1f5f, -0x1e5f, -0x1d5f, -0x1c5f, -0x1b5f, -0x1a5f, -0x195f, -0x185f,
<a name="l00065"></a>00065 -0x175f, -0x165f, -0x155f, -0x145f, -0x135f, -0x125f, -0x115f, -0x105f,
<a name="l00066"></a>00066 -0x0f9f, -0x0f1f, -0x0e9f, -0x0e1f, -0x0d9f, -0x0d1f, -0x0c9f, -0x0c1f,
<a name="l00067"></a>00067 -0x0b9f, -0x0b1f, -0x0a9f, -0x0a1f, -0x099f, -0x091f, -0x089f, -0x081f,
<a name="l00068"></a>00068 -0x07bf, -0x077f, -0x073f, -0x06ff, -0x06bf, -0x067f, -0x063f, -0x05ff,
<a name="l00069"></a>00069 -0x05bf, -0x057f, -0x053f, -0x04ff, -0x04bf, -0x047f, -0x043f, -0x03ff,
<a name="l00070"></a>00070 -0x03cf, -0x03af, -0x038f, -0x036f, -0x034f, -0x032f, -0x030f, -0x02ef,
<a name="l00071"></a>00071 -0x02cf, -0x02af, -0x028f, -0x026f, -0x024f, -0x022f, -0x020f, -0x01ef,
<a name="l00072"></a>00072 -0x01d7, -0x01c7, -0x01b7, -0x01a7, -0x0197, -0x0187, -0x0177, -0x0167,
<a name="l00073"></a>00073 -0x0157, -0x0147, -0x0137, -0x0127, -0x0117, -0x0107, -0x00f7, -0x00e7,
<a name="l00074"></a>00074 -0x00db, -0x00d3, -0x00cb, -0x00c3, -0x00bb, -0x00b3, -0x00ab, -0x00a3,
<a name="l00075"></a>00075 -0x009b, -0x0093, -0x008b, -0x0083, -0x007b, -0x0073, -0x006b, -0x0063,
<a name="l00076"></a>00076 -0x005d, -0x0059, -0x0055, -0x0051, -0x004d, -0x0049, -0x0045, -0x0041,
<a name="l00077"></a>00077 -0x003d, -0x0039, -0x0035, -0x0031, -0x002d, -0x0029, -0x0025, -0x0021,
<a name="l00078"></a>00078 -0x001e, -0x001c, -0x001a, -0x0018, -0x0016, -0x0014, -0x0012, -0x0010,
<a name="l00079"></a>00079 -0x000e, -0x000c, -0x000a, -0x0008, -0x0006, -0x0004, -0x0002, 0x0000,
<a name="l00080"></a>00080 0x1f5f, 0x1e5f, 0x1d5f, 0x1c5f, 0x1b5f, 0x1a5f, 0x195f, 0x185f,
<a name="l00081"></a>00081 0x175f, 0x165f, 0x155f, 0x145f, 0x135f, 0x125f, 0x115f, 0x105f,
<a name="l00082"></a>00082 0x0f9f, 0x0f1f, 0x0e9f, 0x0e1f, 0x0d9f, 0x0d1f, 0x0c9f, 0x0c1f,
<a name="l00083"></a>00083 0x0b9f, 0x0b1f, 0x0a9f, 0x0a1f, 0x099f, 0x091f, 0x089f, 0x081f,
<a name="l00084"></a>00084 0x07bf, 0x077f, 0x073f, 0x06ff, 0x06bf, 0x067f, 0x063f, 0x05ff,
<a name="l00085"></a>00085 0x05bf, 0x057f, 0x053f, 0x04ff, 0x04bf, 0x047f, 0x043f, 0x03ff,
<a name="l00086"></a>00086 0x03cf, 0x03af, 0x038f, 0x036f, 0x034f, 0x032f, 0x030f, 0x02ef,
<a name="l00087"></a>00087 0x02cf, 0x02af, 0x028f, 0x026f, 0x024f, 0x022f, 0x020f, 0x01ef,
<a name="l00088"></a>00088 0x01d7, 0x01c7, 0x01b7, 0x01a7, 0x0197, 0x0187, 0x0177, 0x0167,
<a name="l00089"></a>00089 0x0157, 0x0147, 0x0137, 0x0127, 0x0117, 0x0107, 0x00f7, 0x00e7,
<a name="l00090"></a>00090 0x00db, 0x00d3, 0x00cb, 0x00c3, 0x00bb, 0x00b3, 0x00ab, 0x00a3,
<a name="l00091"></a>00091 0x009b, 0x0093, 0x008b, 0x0083, 0x007b, 0x0073, 0x006b, 0x0063,
<a name="l00092"></a>00092 0x005d, 0x0059, 0x0055, 0x0051, 0x004d, 0x0049, 0x0045, 0x0041,
<a name="l00093"></a>00093 0x003d, 0x0039, 0x0035, 0x0031, 0x002d, 0x0029, 0x0025, 0x0021,
<a name="l00094"></a>00094 0x001e, 0x001c, 0x001a, 0x0018, 0x0016, 0x0014, 0x0012, 0x0010,
<a name="l00095"></a>00095 0x000e, 0x000c, 0x000a, 0x0008, 0x0006, 0x0004, 0x0002, 0x0000,
<a name="l00096"></a>00096 };
<a name="l00097"></a>00097
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="preprocessor">#endif</span>
</pre></div></div>
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